GeForce GTX 280M SLI vs Radeon HD 6850 X2

If you are going to buy a new graphics card and are choosing between GeForce GTX 280M SLI and Radeon HD 6850 X2, there are a couple of things to consider. Cards with more VRAM in general perform better and allow you to play on higher graphics settings. Size also makes a difference. A model with a large heatsink can occupy up to three expansion slots on a motherboard. Be sure you have enough room in your PC case. When comparing GPUs with different architectures, more processing cores and even higher TFLOPS will not always translate to better performance. To help you decide which GPU you need, we have measured frame rates in a number of popular games. For more on how the GeForce GTX 280M SLI stacks up against Radeon HD 6850 X2, check out specs charts below.

GeForce GTX 280M SLI is a Laptop Graphics Card

Note: GeForce GTX 280M SLI is only used in laptop graphics. It has lower GPU clock speed compared to the desktop variant, which results in lower power consumption, but also 10-30% lower gaming performance. Check available laptop models with GeForce GTX 280M SLI here:

Main Specs

  GeForce GTX 280M SLI Radeon HD 6850 X2
Power consumption (TDP) 150 Watt 254 Watt
Interface PCIe 2.0 x16
Supplementary power connectors 2x 8-pin
Memory type GDDR3 GDDR5
Maximum RAM amount 2 GB 2 GB
Display Connectors 2x DVI, 1x HDMI, 1x DisplayPort
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  • Radeon HD 6850 X2 has 69% more power consumption, than GeForce GTX 280M SLI.
  • GeForce GTX 280M SLI and Radeon HD 6850 X2 have maximum RAM of 2 GB.
  • GeForce GTX 280M SLI is used in Laptops, and Radeon HD 6850 X2 - in Desktops.
  • GeForce GTX 280M SLI is build with G9x architecture, and Radeon HD 6850 X2 - with TeraScale 2.
  • Core clock speed of Radeon HD 6850 X2 is 215 MHz higher, than GeForce GTX 280M SLI.
  • GeForce GTX 280M SLI is manufactured by 55 nm process technology, and Radeon HD 6850 X2 - by 40 nm process technology.
  • Memory clock speed of Radeon HD 6850 X2 is 3250 MHz higher, than GeForce GTX 280M SLI.

Game benchmarks

high / 1080p 12−14 12−14
ultra / 1080p 7−8 7−8
QHD / 1440p 2−3 2−3
low / 720p 24−27 27−30
medium / 1080p 14−16 16−18
The average gaming FPS of Radeon HD 6850 X2 in Assassin's Creed Odyssey is 8% more, than GeForce GTX 280M SLI.

Full Specs

  GeForce GTX 280M SLI Radeon HD 6850 X2
Architecture G9x TeraScale 2
Code name N10E-GTX Barts
Type Laptop Desktop
Release date 2 March 2009 19 September 2011
Pipelines 256 960
Core clock speed 585 MHz 800 MHz
Transistor count 1508 Million 1,700 million
Manufacturing process technology 55 nm 40 nm
Texture fill rate 38.40
Floating-point performance 2x 1,536.0 gflops
Memory bus width 256 Bit 256 Bit
Memory clock speed 950 MHz 4200 MHz
Memory bandwidth 134.4 GB/s
Shared memory -
DirectX DirectX 10, Shader 4.0 11.2 (11_0)
Shader Model 5.0
OpenGL 4.4
OpenCL 1.2
Vulkan N/A
CUDA +
Laptop size large
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