GeForce GTX 580M SLI vs Radeon HD 7950

When choosing between GeForce GTX 580M SLI and Radeon HD 7950, it is worth examining the specifications of the models in detail. Do they meet the recommended requirements of modern games and software? Storage capacity, form factor, TDP, available ports, warranty and manufacturer support are all important. For example, the size of a PC case can limit the maximum thickness and length of the card. Often, instead of the factory overclocked card and RGB backlight, it is better to choose a reference model with a more efficient GPU. And make sure that your current power supply unit has the correct connection pins (using adapters is not recommended). This GPUs compare tool is meant to help you to choose the best graphics card for your build. Let's find out the difference between GeForce GTX 580M SLI and Radeon HD 7950.

GeForce GTX 580M SLI is a Laptop Graphics Card

Note: GeForce GTX 580M 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 580M SLI here:

Main Specs

  GeForce GTX 580M SLI Radeon HD 7950
Power consumption (TDP) 100 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 100% more power consumption, than GeForce GTX 580M SLI.
  • GeForce GTX 580M SLI is used in Laptops, and Radeon HD 7950 - in Desktops.
  • GeForce GTX 580M SLI is build with Fermi architecture, and Radeon HD 7950 - with GCN 1.0.
  • GeForce GTX 580M SLI is manufactured by 40 nm process technology, and Radeon HD 7950 - by 28 nm process technology.
  • Memory clock speed of GeForce GTX 580M SLI is 250 MHz higher, than Radeon HD 7950.

Game benchmarks

high / 1080p 24−27 35−40
ultra / 1080p 14−16 21−24
QHD / 1440p 10−11 16−18
4K / 2160p 6−7 10−11
low / 720p 45−50 60−65
medium / 1080p 30−35 40−45
The average gaming FPS of Radeon HD 7950 in Assassin's Creed Odyssey is 45% more, than GeForce GTX 580M SLI.

Full Specs

  GeForce GTX 580M SLI Radeon HD 7950
Architecture Fermi GCN 1.0
Code name N12E-GTX2 Tahiti
Type Laptop Desktop
Release date 6 January 2011 31 January 2012
Pipelines 768 1792
Core clock speed 620 MHz
Boost Clock 1250 MHz
Transistor count 4,313 million
Manufacturing process technology 40 nm 28 nm
Texture fill rate 89.60
Floating-point performance 2,867 gflops
Length 267 mm
Memory bus width 256 Bit 384 Bit
Memory clock speed 1500 MHz 1250 MHz
Memory bandwidth 240 GB/s
Shared memory -
DirectX DirectX 11, Shader 5.0
Shader Model 5.1
OpenGL 4.6
OpenCL 1.2
Monero / XMR (CryptoNight) 0.56 kh/s
FreeSync +
Bus support PCIe 3.0 x16
HDMI +
Bitcoin / BTC (SHA256) 381 Mh/s
Laptop size large
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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