GeForce 9800M GTX SLI vs Radeon HD 6850M

When comparing GeForce 9800M GTX SLI and Radeon HD 6850M, 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 9800M GTX SLI and Radeon HD 6850M is the price. Does the additional cost justify the performance hit? Our comparison should help you make the right decision.

GeForce 9800M GTX SLI and Radeon HD 6850M are Laptop Graphics Cards

Note: GeForce 9800M GTX SLI and Radeon HD 6850M are only used in laptop graphics. They have 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 9800M GTX SLI or Radeon HD 6850M here:

Main Specs

  GeForce 9800M GTX SLI Radeon HD 6850M
Power consumption (TDP) 150 Watt 50 Watt
Interface PCIe 2.0 x16
Memory type GDDR3 DDR3, GDDR5
Maximum RAM amount 1 GB 1 GB
Display Connectors No outputs
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  • GeForce 9800M GTX SLI has 200% more power consumption, than Radeon HD 6850M.
  • GeForce 9800M GTX SLI and Radeon HD 6850M have maximum RAM of 1 GB.
  • Both cards are used in Laptops.
  • GeForce 9800M GTX SLI is build with G9x architecture, and Radeon HD 6850M - with Terascale 2.
  • Core clock speed of Radeon HD 6850M is 75 MHz higher, than GeForce 9800M GTX SLI.
  • GeForce 9800M GTX SLI is manufactured by 65 nm process technology, and Radeon HD 6850M - by 40 nm process technology.
  • Memory clock speed of GeForce 9800M GTX SLI and Radeon HD 6850M is 800 MHz.

Game benchmarks

high / 1080p 10−11 2−3
ultra / 1080p 6−7 0−1
QHD / 1440p 0−1 0−1
low / 720p 21−24 12−14
medium / 1080p 12−14 3−4
The average gaming FPS of GeForce 9800M GTX SLI in Assassin's Creed Odyssey is 150% more, than Radeon HD 6850M.

Full Specs

  GeForce 9800M GTX SLI Radeon HD 6850M
Architecture G9x Terascale 2
Code name NB9E-GTX Granville Pro/LP
Type Laptop Laptop
Release date 15 July 2008 6 January 2011
Pipelines 224 800
Core clock speed 500 MHz 575 / 675 MHz
Transistor count 3016 Million 1,040 million
Manufacturing process technology 65 nm 40 nm
Texture fill rate 27.00
Floating-point performance 1,080.0 gflops
Memory bus width 256 Bit 128 Bit
Memory clock speed 800 MHz 800 MHz
Memory bandwidth 25.6 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 +
SLI options +
Laptop size large large
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