GeForce 9800M GT SLI vs Radeon HD 6790

Find out if it is worth upgrading your current GPU setup by comparing GeForce 9800M GT SLI and Radeon HD 6790. Here you can take a closer look at graphics cards specs, such as core clock speed, memory type and size, display connectors, etc. The price, overall benchmark and gaming performances are usually defining factors when it comes to choosing between GeForce 9800M GT SLI and Radeon HD 6790. Make sure that the graphics card has compatible dimensions and will properly fit in your new or current computer case. Also these graphics cards may have different system power recommendations, so take that into consideration and upgrade your PSU if necessary.

GeForce 9800M GT SLI is a Laptop Graphics Card

Note: GeForce 9800M GT 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 9800M GT SLI here:

Main Specs

  GeForce 9800M GT SLI Radeon HD 6790
Power consumption (TDP) 130 Watt 150 Watt
Interface PCIe 2.0 x16
Supplementary power connectors 2x 6-pin
Memory type GDDR3 GDDR5
Maximum RAM amount 512 MB 1 GB
Display Connectors 2x DVI, 1x HDMI, 1x DisplayPort
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  • Radeon HD 6790 has 15% more power consumption, than GeForce 9800M GT SLI.
  • GeForce 9800M GT SLI has 511 GB more memory, than Radeon HD 6790.
  • GeForce 9800M GT SLI is used in Laptops, and Radeon HD 6790 - in Desktops.
  • GeForce 9800M GT SLI is build with G9x architecture, and Radeon HD 6790 - with Terascale 2.
  • Core clock speed of Radeon HD 6790 is 340 MHz higher, than GeForce 9800M GT SLI.
  • GeForce 9800M GT SLI is manufactured by 65 nm process technology, and Radeon HD 6790 - by 40 nm process technology.
  • Memory clock speed of Radeon HD 6790 is 250 MHz higher, than GeForce 9800M GT SLI.

Game benchmarks

high / 1080p 5−6 7−8
ultra / 1080p 3−4 4−5
QHD / 1440p 0−1 0−1
low / 720p 14−16 18−20
medium / 1080p 7−8 9−10
The average gaming FPS of Radeon HD 6790 in Assassin's Creed Odyssey is 42% more, than GeForce 9800M GT SLI.

Full Specs

  GeForce 9800M GT SLI Radeon HD 6790
Architecture G9x Terascale 2
Code name NB9E-GT2 Barts
Type Laptop Desktop
Release date 15 July 2008 4 April 2011
Pipelines 192 800
Core clock speed 500 MHz 840 MHz
Transistor count 1508 Million 1,700 million
Manufacturing process technology 65 nm 40 nm
Texture fill rate 33.60
Floating-point performance 1,344.0 gflops
Length 198 mm
Memory bus width 256 Bit 256 Bit
Memory clock speed 800 MHz 1050 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 +
SLI options +
Bitcoin / BTC (SHA256) 122 Mh/s
Laptop size large
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