GeForce GTX 670MX SLI vs Radeon HD 7950

In this comparison between GeForce GTX 670MX SLI and Radeon HD 7950 you will find out which graphics card performs better in today's games. Bear in mind that third-party versions may have more efficient cooling and higher clock speeds. This will increase cards' performance, though not by much. In addition to raw power you should also take into account the dimensions. Thicker models simply will not fit into a small mini-ITX case. The resolution of your monitor also affects the choice, since 4K gameplay requires a more powerful GPU. And don't overspend on the graphics card. Other parts of your build may also need to be upgraded, save some money for the CPU or power supply. For some people GeForce GTX 670MX SLI will be the best choice, for others Radeon HD 7950 will be their preference. Study the comparison tables below and make your choice.

GeForce GTX 670MX SLI is a Laptop Graphics Card

Note: GeForce GTX 670MX 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 670MX SLI here:

Main Specs

  GeForce GTX 670MX SLI Radeon HD 7950
Power consumption (TDP) 150 Watt 200 Watt
Interface PCIe 3.0 x16
Supplementary power connectors 2x 6-pin
Memory type GDDR5 GDDR5
Maximum RAM amount 3 GB
Display Connectors 1x DVI, 1x HDMI, 2x mini-DisplayPort
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  • Radeon HD 7950 has 33% more power consumption, than GeForce GTX 670MX SLI.
  • GeForce GTX 670MX SLI is used in Laptops, and Radeon HD 7950 - in Desktops.
  • GeForce GTX 670MX SLI is build with Kepler architecture, and Radeon HD 7950 - with GCN 1.0.
  • GeForce GTX 670MX SLI and Radeon HD 7950 are manufactured by 28 nm process technology.
  • Memory clock speed of GeForce GTX 670MX SLI is 1550 MHz higher, than Radeon HD 7950.

Game benchmarks

high / 1080p 21−24 35−40
ultra / 1080p 14−16 21−24
QHD / 1440p 8−9 16−18
4K / 2160p 5−6 10−11
low / 720p 40−45 60−65
medium / 1080p 27−30 40−45
The average gaming FPS of Radeon HD 7950 in Assassin's Creed Odyssey is 60% more, than GeForce GTX 670MX SLI.

Full Specs

  GeForce GTX 670MX SLI Radeon HD 7950
Architecture Kepler GCN 1.0
Code name N13E-GR Tahiti
Type Laptop Desktop
Release date 1 October 2012 31 January 2012
Pipelines 1920 1792
Core clock speed 600 MHz
Boost Clock 1250 MHz
Transistor count 5080 Million 4,313 million
Manufacturing process technology 28 nm 28 nm
Texture fill rate 89.60
Floating-point performance 2,867 gflops
Length 267 mm
Memory bus width 2x 192 Bit 384 Bit
Memory clock speed 2800 MHz 1250 MHz
Memory bandwidth 240 GB/s
Shared memory -
DirectX DirectX 11, Shader 5.1
Shader Model 5.1
OpenGL 4.6
OpenCL 1.2
CUDA +
Monero / XMR (CryptoNight) 0.56 kh/s
FreeSync +
Bus support PCIe 3.0 x16
SLI options +
HDMI +
Bitcoin / BTC (SHA256) 381 Mh/s
Laptop size large
Optimus +
Eyefinity +
PowerTune +
ZeroCore +
Design reference
Number of Eyefinity displays 6
CrossFire +
Decred / DCR (Decred) 0.78 Gh/s
Ethereum / ETH (DaggerHashimoto) 13.86 Mh/s
Zcash / ZEC (Equihash) 250 Sol/s
Compute units 28
AppAcceleration +
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