GeForce GTX 485M vs Radeon HD 6850 X2

When comparing GeForce GTX 485M and Radeon HD 6850 X2, we look primarily at benchmarks and game tests. But it is not only about the numbers. Often you can find third-party models with higher clock speeds, better cooling, or a customizable RGB lighting. Not all of them will have all the features you need. Another thing to consider is the port selection. Most graphics cards have at least one DisplayPort and HDMI interface, but some monitors require DVI. Before you buy, check the TDP of the graphics card - this characteristic will help you estimate the consumption of the graphics card. You may even have to upgrade your PSU to meet its requirements. An important factor when choosing between GeForce GTX 485M and Radeon HD 6850 X2 is the price. Does the additional cost justify the performance hit? Our comparison should help you make the right decision.

GeForce GTX 485M is a Laptop Graphics Card

Note: GeForce GTX 485M 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 485M here:

Main Specs

  GeForce GTX 485M Radeon HD 6850 X2
Power consumption (TDP) 100 Watt 254 Watt
Interface MXM-B (3.0) PCIe 2.0 x16
Supplementary power connectors None 2x 8-pin
Memory type GDDR5 GDDR5
Maximum RAM amount 2 GB 2 GB
Display Connectors No outputs 2x DVI, 1x HDMI, 1x DisplayPort
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  • Radeon HD 6850 X2 has 154% more power consumption, than GeForce GTX 485M.
  • GeForce GTX 485M is connected by MXM-B (3.0), and Radeon HD 6850 X2 uses PCIe 2.0 x16 interface.
  • GeForce GTX 485M and Radeon HD 6850 X2 have maximum RAM of 2 GB.
  • GeForce GTX 485M is used in Laptops, and Radeon HD 6850 X2 - in Desktops.
  • GeForce GTX 485M is build with Fermi architecture, and Radeon HD 6850 X2 - with TeraScale 2.
  • Core clock speed of Radeon HD 6850 X2 is 416 MHz higher, than GeForce GTX 485M.
  • GeForce GTX 485M and Radeon HD 6850 X2 are manufactured by 40 nm process technology.
  • Memory clock speed of Radeon HD 6850 X2 is 2700 MHz higher, than GeForce GTX 485M.

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 485M.

Full Specs

  GeForce GTX 485M Radeon HD 6850 X2
Architecture Fermi TeraScale 2
Code name N12E-GTX-A1 Barts
Type Laptop Desktop
Release date 6 January 2010 19 September 2011
Pipelines 384 960
Core clock speed 384 800 MHz
Transistor count 1,950 million 1,700 million
Manufacturing process technology 40 nm 40 nm
Texture fill rate 36.8 billion/sec 38.40
Floating-point performance 883.2 gflops 2x 1,536.0 gflops
Memory bus width 256 Bit 256 Bit
Memory clock speed 1500 MHz 4200 MHz
Memory bandwidth 96.0 GB/s 134.4 GB/s
Shared memory -
DirectX 12 (11_0) 11.2 (11_0)
Shader Model 5.1 5.0
OpenGL 4.5 4.4
OpenCL 1.1 1.2
Vulkan N/A N/A
CUDA +
Bus support PCI-E 2.0
SLI options +
Maximum VGA resolution 2048x1536
Laptop size large
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