Maximum Memory: 16GB: Maximum Memory Per Slot: 8GB: Number Of Memory Sockets: 2: Device Specifications; Make & Model: Dell OptiPlex 3040 Small Form Factor [SFF] Device. Customize. RAM seed RAM max; Dell OptiPlex 980 DT: 2010: Intel Gen1 i3/i5/i7; Pentium Dual Core; Q57: 4: 1333: 16: Dell OptiPlex 980 MT: 2010: Intel Gen1. 240GB 2. 8 Specifications of OptiPlex 5000 Small Form Factor Crucial Scanner. The NVIDIA Quadro K620 offers impressive power-efficient 3D application performance and capability. 12. - RAM tests include: single/multi core bandwidth and latency. Random Access Memory (RAM) is a type of hardware that your computer uses to store information. Aims to increase memory bandwidth while keeping power consumption low in comparison with its predecessor,. All Mr Memory recommended upgrades are 100% compatible with your Dell. 5-inch internal SSD • SATA 6. The Crucial RAM page for your system is here. Not cheap, but here we go. Customer Feedbacks. Supports Dual Channel DDR2. memory type, and comes installed with 0 MB (removable) memory. Maximum Memory: 16GB: Maximum Memory Per Slot: 4GB: Number Of Memory Sockets: 4: Device Specifications; Make & Model: Dell Optiplex 7020 Mini Tower [MT] Device Type: Desktop: Memory RAM Type: DIMM:. Maximum memory 8 GB (2GB per channel) 4 GB (2GB per channel) Bandwidth 533MHz: Up to 8. 39 GHz processor and one with. $19. Or fastest delivery May 16 - 17. PNY CS900 1TB 3D NAND 2. A Dell Optiplex 745 is only worth about $75. Find Replacement Memory (RAM) for your Dell computer by selecting the product brand and/or model to find parts compatible with your Dell device. 30 shipping. We recommend Crucial for non-Dell memory as it is guaranteed to work in Dell's. 16GHz with 2GB RAM, latest BIOS (2. 8V • 256Meg x 64 •. Show More. All imformation about what type of ram you need are in the manual below:. Looks like if you use 1 stick of 512 memory it will run single channel. 89 $ 64 . memory (RAM), or video card in order to gain the maximum performance out of their system. Memory connectors 4. SMALL FORM HARD DRIVE OPTIONS. 8: 1-Core 29. Compare. Maximum Size SSD for XPS 8940. I am supposed to find two types of memory for the DELL Optiplex 755 Mini Tower. Free returns and support on all products. 00 Shipping. I want to upgrade my processor to the Core 2 Quad Q9650. At 800 MHz: 4 GB. GPU Specifications. 3. 6 latest I can find. 01TKCC motherboard. 4) After a fresh install of Vista Business 32-bit, the system boots up and seems fine. Experts in Dell Optiplex compatible upgrades. Other standard loadouts for the Dell Optiplex 745 include Ethernet. To get the best performance and speed from your Optiplex, upgrade to the maximum memory. Add to Cart. Buy Dell Optiplex 745 USFF/Ultra Small Form Factor Desktop DDR2 RAM Memory upgrades. This Refurbished Dell OptiPlex 745 is designed. 13 GHz, 1066 MHz FSB) Dell™ optiplex™ 740 technical guiDe 3 DELL ™ optipLEx ™ 740 The Dell OptiPlex 740 is the right choice for customers aiming to balance image stability and end-user performance. 1 bios mak. Submit Search. OptiPlex 210L OptiPlex 210Ln OptiPlex 3000 Micro OptiPlex 3000 SFF OptiPlex 3000 Tower OptiPlex 3010 Desktop OptiPlex 3010 Mini Tower OptiPlex 3010 Small Form Factor OptiPlex 3011 All-in-One. Dell systems will be able to go to S3 if the OS and the peripherals used in the system supports S3 state. Dual SSD/HDD Metal Mounting Bracket kit 2. Guaranteed Compatible with Dell Optiplex 755 Desktop Computer. Regulatory Information. A-Tech 8GB (4X 2GB) Max Memory RAM Kit for Dell OptiPlex 755, 745, 740, (MT, DT, SFF) - DDR2 667MHz PC2-5300 Non-ECC DIMM Upgrade 667 MHz 240-Pin 4. Dimensions and weight. 30,340. Max; 45. This came out of the Optiplex 320: ProMOS Technologies V916765K24QBFW-F5 1GB 2Rx8 DDR2-667-MHz-CL5 PC2-5300U-555-12-EO 0720-W2863369. com. 533 aka PC2 4200 is TOO SLOW for ANY 745 with ANY processor. 0 GB: Memory Expansion Slots / Banks; 2 sockets: Memory Type & Info; PC2-4200/5300 DDR2 SDRAM DIMMs. Lifetime Warranty. Dell only lists what was available and tested with that system when new. In theory, it can address 16 Exabytes of RAM. 35 V operation for memory. Here's the Intel specs on an Intel motherboard with a H61 Express Chipset (same as OptiPlex 390) - Max Memory 16 GB using 2 DIMMs (in other words, 2x8GB). 4 GHz Core 2 Duo. Just be careful because buying memory from ebay can be tricky. 2. Core, Intel Inside, Intel Inside Logo, Intel vPro, Itanium, Itanium Inside, Intel Evo, Intel Optane, Iris, Itanium, MAX, Pentium. Intel Celeron 430 (1. (example: DDR3L) DDR3 is not backward-compatible with DDR2. According to the OptiPlex Memory Compatibility Guide. Question; Question Old Dell optiplex gx280 upgrade. I'm looking for a solid answer as to how much RAM I can have installed in a Dell Optiplex 5040sff (Small Form Factor). / OptiPlex 745. I will say that Dell made them in a bazillion different configurations, but for the 745's. Memory connectors. Other standard loadouts for the Dell Optiplex 745 include Ethernet. or Best Offer. (example: DDR3L) DDR3 is not backward-compatible with DDR2. KVR (Kingston Value Ram) isn't recommended for Dell's. 9 3. The "1600" in the RAM model # = 1,600MHz. It has 4 memory slots and came with 4 Hynix dimms, 2gb each, for a total of 8gb. Corner Stone Tech StoreVisit Store. 00Ghz with 1gb of sYstem RAM, a 80gb seagate hard drive, a 305w power supply And integrated intel gma 3000 graphics, my q. it will perform as 1333mhz memory if 2nd generation (snb) i3 2130, i3 2125, i3 2120, g860, g850 cpus are installed in the system. 50 GHz, 1 MB Cache, or up to 2-core Intel Core 2 Duo E8600, 3. To get the best performance and speed from your Optiplex, upgrade to the maximum memory. View PDF. The CPU upgrade is the area I'd appreciate some advice. Low Cost Delivery Low Prices 100% Safe & Secure. It helps to know why you want to upgrade the PSU. This item: 8GB Kit (4X2GB) Dell OptiPlex 745 DDR2 PC2-5300 Memory. Dell optiplex 745 2. 1. 1333 is common and cheap but it will run at 1066 speed. I got a not so new Dell optiplex 745 with a old Intel Pentium 4 530 @3. Genuine CMS brand, CMS is one of the most trusted names in the Computer Memory industry and this product carries a Lifetime Warranty from CMS Compatible with: Dell OptiPlex 210L 320 330 740 745 755 Maximum Memory: 4 or 8GB Expansion: 4 or 2 Sockets. Example: Just a note: I'm sure I've seen it elsewhere also, but the top CPU (That I know of to work) in a Optiplex 745 is an Intel Q6700 Core 2 Quad. compare. It controls the keyboard, monitor, disk drives, and other devices. "BIOS layout seems to be unpublished. 00 P&P. 66 GHz, 1066 MHz FSB) Intel Core 2 Duo Processor E6600 (4M Cache, 2. 5 GB/s in dual channel mode 667MHz: 10. Supports Dual Channel DDR2. Dell Optiplex 9020 Small Form Factor Desktop with Intel Core i7-4770 Upto 3. Core, Intel Inside, Intel Inside Logo, Intel vPro, Itanium, Itanium Inside, Intel Evo, Intel Optane, Iris, Itanium, MAX, Pentium. Core2 Quad Q6700 at 2. Crucial Memory and SSD upgrades - 100% Compatibility Guaranteed for Dell XPS 8900 - FREE US Delivery. Gracias por participar del foro de soporte Dell. 5x. 128 GB. Description Values. Idle temp is 35-45ºC and under max load the temp is 70ºC so im not concerned. £1. I think you already have the top CPU for it. I recently bought an Optiplex 9020 in the mini-tower case, with 32 GB RAM, i7-4790, and a GeForce GTX 745 video card with 4 GB RAM on it. Computer Memory Solutions StoreVisit Store. From the literature that I read, this motherboard has 2 DIMM slots and maximum memory is 16GB. 3 4. The energy-efficient and fully customizable 745 can scale to suit your business and is supported by a full set of relevant features and technologies. Help Me Choose. In Stock. DDR3 PC3-10600 1333MHz Non-ECC DIMM. " Sooo many better deals on eBay. So you can't have 2x 2GB + 2x 4GB (12 GB total). A-Tech 8GB (4X 2GB) Max Memory RAM Kit for Dell OptiPlex 755, 745, 740, (MT, DT, SFF) - DDR2 667MHz PC2-5300 Non-ECC DIMM Upgrade at Amazon. Andrew. Number of cores 2 (max 2) Number of threads 2 (max 2) Name Intel Pentium D 945 Codename PreslerPower supply optiplex 745. 7GHz, 16GB RAM, 1TB HDD, 256GB SSD (boot), DVD, WiFi, Windows 10 Professional (Renewed). 86GHz and 2. Memory modules supported 256-MB, 512-MB, 1-GB, or 2-GB non-ECC. KingstonMemoryShop stocks DDR3 4GB memory upgrades for your Dell Optiplex 7020 Mini Tower [MT] Desktop to boost. We need to know size first. If you're not sure how to find RAM that matches your PC, "Optiplex 755 RAM" is an example of a search term. Below memory compatibility will be DDR3 unless stated otherwise. Experts in Dell Optiplex compatible upgrades. •4 GB, 1 x 4 GB, 2666 MHz for Intel Core i3/i5 processors, 2933 MHz for Intel Core i7/i9 processors. 66 GHz. 5 out of 5 stars 13 $64. 520 vs 745. Memory slots Two-UDIMM slots Memory type DDR4 Memory speed Up to 3200 MT/s Maximum memory configuration 64 GB Minimum memory configuration 4 GB Memory size per slot 4 GB, 8 GB, 16 GB, 32 GBOptiPlex 790 OptiPlex 790 Technical Specifications Processors1 Intel® 2nd Generation Core™ i7, i5, i3 Processors. BIOS. $138. 0 5 FRONT VIEW 1 Optical Drive 7 Network Connectivity Light 2 Optical Drive Eject Button 8 Microphone Connector. Both the BIOS and Memtest + says it is running at 800 Mhz. 00Ghz with 1gb of sYstem RAM, a 80gb seagate hard drive, a 305w power supply And integrated intel gma 3000 graphics, my question is, Can i replace the old Pentium 4 that is 90nm with a Pentium e5500 or a Core 2 Duo e6750 tha. Dell™ OptiPlex™ 745 Tech Specs MINITOWER DESKTOP SMALL FORM ULTRA SMALL FORM FACTOR . If you go to faster than 4400 MHz it will run at the slower aforementioned speeds. 99. HERE is the Crucial Memory listing for the 380 "mini tower". Reginant, The Xeon E5430 2. Hopefully you have an MT. 0. Subject: Statement of Volatility – Dell OptiPlex 745 To whom it may concern: The Dell OptiPlex 745 contains both “volatile” and “non-volatile” (NV) components. Dell™ OptiPlex™ 745 Tech Specs MINITOWER DESKTOP SMALL FORM ULTRA SMALL FORM FACTOR . USFF chassis. 14-12-2019 02:00 AM. The fastest processors for the Optiplex 745 are: 1. ASKER. $1. My 745 came with a 3. Search OptiPlex 745 Support Information Find articles, manuals and more to help support your product. If the power light is lit or blinking, the monitor has power. You chose the smallest one with the smallest power supply so you limited yourself. ANY GX620 will be better and faster than a GX150. I have found out that you cant count on the technical sheets from Dell. We always send matched modules, when you order 2 or more. NOTE: 2-GB 800-MHz memory modules are not supported. The motherboard only has 2 RAM slots, and the manual specifies it can take 2, 4 or 8 GB modules, up to 1600mhz speed and a total of 16gb (2x8gb). According to Dell Optiplex 7040M manual, the system is supported up to 32GB memory configuration (2x16GB, dual channels, DDR4 DIMM. Buy 4GB kit (2GBx2) Upgrade for a Dell OptiPlex 745 Series (Desktop Mini-Tower and Small Form Factor) System (DDR2 PC2-6400, Non-ECC, ): Memory. So I have a Dell optiplex 360, with intel nh82801GB chipset, with 2x2GB ddr2 RAM, with gt730 2gb gddr5 VGA, with intel e5700 CPU. Maximum Memory: 32GB: Maximum Memory Per Slot: 16GB: Number Of Memory Sockets: 2: Device Specifications; Make & Model: Dell OptiPlex 7050 Micro Form Factor [MFF]. O. Processor: Up to 2-core Intel Celeron 3300, 2. I have two Optiplex 755 SFF running VMware ESX 4. Dell extends the OptiPlex 740's value by offering a longer lifecycle with proven industry-standard features such as ASF 2. My computer is a "refurbished" old minitower. 07-12-2006 13:00 PM. At 800 MHz: 4 GB. M8811 DELL OEM DA-2 OPTIPLEX SX280 GX620 745 USFF AC POWER SUPPLY ADAPTER N112H. 80Ghz 2. $20. 5 gigs 745 has 2/4 ram slots 8gigs . A-Tech 8GB (4X 2GB) Max Memory RAM Kit for Dell OptiPlex 755, 745, 740, (MT, DT, SFF) - DDR2 667MHz PC2-5300 Non-ECC DIMM Upgrade. In the Dell "Tech Specs" for the Optiplex 745 in the memory section, there is this note: Modules Types Supported 512-MB, 1-GB, or 2-GB (800MHz. 4 GHz Core 2 Duo, is using 8GB of RAM wise or just waste of money. *Important Information: System Memory and Graphics: Significant system memory may be used to support graphics, depending on system memory size and other factors. Large Screen, Large Workspace. We always send matched modules, when you order 2 or more. 30 mm (12. Shop Amazon for A-Tech 8GB (4X 2GB) Max Memory RAM Kit for Dell OptiPlex 755, 745, 740, (MT, DT, SFF) - DDR2 667MHz PC2-5300 Non-ECC DIMM Upgrade and find millions of items, delivered faster than ever. yes 32= 4x8 GB is doable. 4: 35. 8V • 256Meg x 64 •. shadydawg. Dimensions and weight . If the system and OS is 64 bits, it isn't a architectural reason to have a limit of memory to 4 or 8 GB. Free Shipping. Memory slots Four UDIMM slots Memory type Dual-channel DDR4 Memory speed 3200 MHz Maximum memory configuration 128 GB. Taking into consideration that my processor is 2. The chipset is an Intel restriction but historically Dell goes over and above that and bios restricts upgrades to only certain cpus that were offered in the original models. renew the CPU heatpaste. Customized deployment, remote management and flexible security features can help you simplify your. Customer Service. The PC2-5300 (667 MHz) I/O Bus clock speed showed 333 MHz. All-in-One (35-Watt CPU) Dark grey chassis and FHD camera with 35-Watt. Even a 380 will decently run WinXP, which I think is what you plan on using. So it looks like the comment I mentioned in my first post either was referring to a parts availability issue or a HW issue that Dell fixed. View PDF. An SSD isn't really needed on such an old machine. Optiplex 3080 Tower. To fully use 4 GB or more of memory, require a 64-bit enabled processor and 64-bit operating system. So you didn't list your current configuration. Here are the memory specs. Release date . 9 out of 5 stars 13 ratings. 7K views 5 years ago All imformation about what type of ram you need are in. I understand that this CPU supports upto 32 GB RAM. Free shipping. I'm considering to upgrade current Optiplex 745 with E6700. Backed by a lifetime warranty Kingston memory is an excellent choice if you are looking to upgrade. The memory speeds supported include 667 and 800 MHz DDR2 memory. So if you have 2x 2GB now, you can add another 2x 2GB (total 8GB) or remove the existing 2x 2GB and install 4x 4GB or 2x 8GB (total 16 GB). 1. 14. Voltage: 1. I've just received an old Dell Optiplex 745 and I intend to upgrade the hard drive to 1 tb, the CPU to a Quad Core 6600 and the RAM up to 8gb. Maximum memory configuration 32 GB Number of slots 2 SODIMM Maximum memory supported per slot 16 GB Memory options 4 GB - 1 x 4 GB 8 GB - 1 x 8 GB 8 GB - 2 x 4 GB 16 GB - 2 x 8 GB 16 GB - 1 x 16 GB 32 GB - 2 x 16 GB Type DDR4 DRAM Non-ECC memory Speed 2666 MHz memory will perform at 2400 MHz on i3 processors. 89Dell Optiplex 780. Below are the memory specs and memory information for the Optiplex 7010. Guaranteed Compatible with Dell OptiPlex 780 Computer. responsiveness and support of 64-bit computing" Dell Optiplex 745. Silicon Power Hynix IC Compatible for Apple DDR3 DDR3L 16GB (2x8GB) RAM 1600MHz (PC3 12800) 204 pin CL11 1. . 0Gb/s • 540 MB/s Read, 500 MB/s Write. Adding memory is one of the most cost-effective ways to improve your computer's performance. I have a Optiplex 745 SFF I use as my gaming computer. You won't see any RAM above 2G (assuming the system even boots if you try). If you can give me the model of your motherboard, I can make a recommendation. Back up and take picture of keys. Dell is very proprietary. Dell Desktops Community Support Forums all models. 5, Convert Any 2. It has a 275W power supply, 8GB of RAM at 800mhz, BIOS updated to A22, 500GB of SATA Hard Drive and has a Core 2 Quad Q8400 processor at 2. 00Ghz with 1gb of sYstem RAM, a 80gb seagate hard drive, a 305w power supply And integrated intel gma 3000 graphics, my q. The maximum hard drive this computer was shipped is 1TB. Crucial Scanner. Example:29-07-2021 14:00 PM. FREE. Dell™ OptiPlex™ 745 Tech Specs MINITOWER DESKTOP SMALL FORM ULTRA SMALL FORM FACTOR . blackm3. 3-3. Yet another working Optiplex 390 MiniTower setup with 16GB of RAM. Buy Memory RAM Upgrades for your Dell Optiplex 780 [Desktop] - 100% Compatibility Guaranteed. The OptiPlex 330 system supports four GB of memory 32 bit operating system. 4 GB, 8 GB, 16 GB, 32 GB. For example, a particular Dell desktop or laptop may support a minimum of 2 GB and maximum 16 GB of memory. 04 Dec 2006. Now, 100% of the 745's I've worked with were LGA 775 platforms, which means you're stuck with the Core/Pentium/Celeron CPU's. The OptiPlex 7450 is housed in a 23. Minimum memory. Crucial Memory and SSD upgrades - 100% Compatibility Guaranteed for Dell OptiPlex 9020 (Desktop) - FREE US Delivery. 4GHz, the Dell Optiplex 745 comes standard with 2GB of DDR2 RAM and 250GB of storage space. FREE delivery Fri, May 19. com . $49. Below memory compatibility will be DDR3 unless stated otherwise. 135%. The Picture below is an example of what memory part numbers look like but is not the CT917856 listed above. MT has 290w PSU vs. Intel® 945G (ICH7) Intel® G965 (ICH8)Get the best deals on Dell OptiPlex 745 PC Desktops & All-In-One Computers and find everything you'll need to improve your home office setup at eBay. Hi!. Le recomiendo actualizar la versión del BIOS de su equipo, esta actualización la puede descargar desde el siguiente enlace de. Recently I got a Optiplex 3020 MT which has a CPU i7-4790. Memory Warranty. 533/800/1066MHz FSB, Intel Q965 Express Chipset. Dell OptiPlex desktops are engineered to respect our planetDellIt is used in Dell Aurora R4. Dell sometimes does custom implementation of the Intel spec for a chipset. View PDF. Core 2 Quad processors are not supported by the OptiPlex 745. ive cloned (copy) backwards before. 3 out of 5 stars (3) $13. But, I upgraded my RAM from 2GB to 8GB. Get at least an Optiplex XE2 to replace it rather than trying to update such an old model. Dell OptiPlex 7000 MT PC - Intel Core i5-12500 1TB HDD 8GB RAM Win 11 Pro Features Operating System Available with Windows 11. Why does crucial recommend a higher maximum ram limit for my system than the system manufacturer? At Crucial®, we. But there's no point installing 4 GB of RAM with a 32-bit version of Windows which can only use ~3. If you fit a graphics card with 1GB of memory only about 2. Why does crucial recommend a higher maximum ram limit for my system than the system. Configuration ID: CT12877515. Please inform me which are the best components that can be equipped. SpeedStep is absolutely right and that's why memory vendors tell you to buy RAM in pairs for an Optiplex 745. 29-08-2020 12:00 PM. This item: 8GB Kit (4X2GB) Dell OptiPlex 745 DDR2 PC2-5300 Memory. Add to cart. 8GHz with a better heatsink (direct contact copper pipes, it was a business desktop so i think they went with the slower dual core and the better cooling so. 6 Based on Dell internal analysis using publicly available specs in August 2023 comparing maximum. Description Values. 4 Gb/s) of bandwidth and 8 Gb memory addressability for faster system. 7 GB/s with dual channel. do you think guys. Optiplex 5000 Small Form Factor. This model also comes with Windows 7 Restore Disk Included. A-Tech 8GB (4X 2GB) Max Memory RAM Kit for Dell OptiPlex 755, 745, 740, (MT, DT, SFF) - DDR2 667MHz PC2-5300 Non-ECC DIMM Upgrade 4. dell never comes out and says why it won't work. Business and gaming graphics: 3. CMS 2GB (1X2GB) DDR2 5300 667MHZ Non ECC DIMM Memory Ram Upgrade Compatible with Dell® Optiplex 210L 320 330 740 745 755 Memory Ram Upgrade - A89 4. 9: 40. 5 volt memory. Use Macrium Reflect Free to make clone. DELL OptiPlex 3010 7010 9010 DT250W L250ED-00 PS-5251-11DA Power Supply tc32. nothing to lose. So if anyone wants to replace the innards of an OptiPlex 745 with an OptiPlex 755, you will also need to buy a new I/O panel for it, P/N XT029 (cable), CN312 (board), and TP004 (metal bracket). 1596. (Copy) google Lazesoft Windows key Finder to make copy of windows and program keys. With the max spec for the 3080 being 2666MHz, faster RAM, even though may be compatible, will likely run at 2666MHz. 2, and RAID 0 & 1. Crucial Memory and SSD upgrades - 100% Compatibility Guaranteed for Dell OptiPlex 745 Series (Desktop Mini-Tower and Small Form Factor) - FREE US Delivery. 99. 3. Beyond 8GB is good for RAM heavy apps or servers. 1. 5" SATA III Internal Solid State Drive (SSD) - (SSD7CS900-1TB-RB) $44. Buy Memory RAM Upgrades for your Dell Optiplex 745 [Mini-Tower] - 100% Compatibility Guaranteed. CMS 2GB (1X2GB) DDR2 5300 667MHZ NON ECC DIMM Memory Ram Upgrade Compatible with Dell® Optiplex 210L 320. 4gb of ram. (0 Reviews) $49. Core2 Extreme Q6800 @2. The following table lists the height, width, depth, and weight of your OptiPlex 5000 Tower. The Dell Optiplex 745 Ultra Small Form Factor encases two DIMM memory slots that can both house a 2GB memory module, allowing a total maximum of 4GB of memory in this machine. . - RAM tests include: single/multi core bandwidth and latency. I wanted to add just a small SSD as a boot drive and keep the HDD for storage, but it is a SFF and that HDD in that big tray with a fan takes up a ton of room. Free returns and support on all products. 1 Message. Can 8gb dimms be used in these machines? I think I saw a discussion somewhere that an even older dell was successfully running a full 32 gb. Help Me Choose. 8 GB DDR3 RAM. 3 open SATA port. A-Tech 8GB (4X 2GB) Max Memory RAM Kit for Dell OptiPlex 755, 745, 740, (MT, DT, SFF) - DDR2 667MHz PC2-5300 Non-ECC DIMM Upgrade 4. Dell runs proprietary everything it could, that includes bios and accepted cpus. And if I run the Intel (R) Processor Identification Utility, it sees it too (log at the bottom). The total maximum RAM for all four shown there is only 16GB, and that chart shows that the only. 6. Supports Dual Channel DDR2. Go to the site and build a 745. I own a 745 and I consider to upgrade the graphic capabilities of the system. In your case, your Dell Optiplex SFF 745 model's 275Watt power can easily support graphics cards with. System BIOS. Please correct me. Thanks for the inquiry. Mine is a 2.