GeForce 940M vs Radeon HD 7950

When choosing between GeForce 940M 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 940M and Radeon HD 7950.

GeForce 940M is a Laptop Graphics Card

Note: GeForce 940M 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 940M here:

Main Specs

  GeForce 940M Radeon HD 7950
Power consumption (TDP) 75 Watt 200 Watt
Interface PCIe 3.0 x8 PCIe 3.0 x16
Supplementary power connectors 2x 6-pin
Memory type DDR3 GDDR5
Maximum RAM amount 4 GB 3 GB
Display Connectors No outputs 1x DVI, 1x HDMI, 2x mini-DisplayPort
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  • Radeon HD 7950 has 166% more power consumption, than GeForce 940M.
  • GeForce 940M is connected by PCIe 3.0 x8, and Radeon HD 7950 uses PCIe 3.0 x16 interface.
  • GeForce 940M has 1 GB more memory, than Radeon HD 7950.
  • GeForce 940M is used in Laptops, and Radeon HD 7950 - in Desktops.
  • GeForce 940M is build with Maxwell architecture, and Radeon HD 7950 - with GCN 1.0.
  • GeForce 940M and Radeon HD 7950 are manufactured by 28 nm process technology.
  • Memory clock speed of GeForce 940M is 750 MHz higher, than Radeon HD 7950.

Game benchmarks

high / 1080p 2−3 35−40
ultra / 1080p 1−2 21−24
QHD / 1440p 0−1 16−18
4K / 2160p 10−11
low / 720p 12−14 60−65
medium / 1080p 4−5 40−45
The average gaming FPS of Radeon HD 7950 in Assassin's Creed Odyssey is 720% more, than GeForce 940M.

Full Specs

  GeForce 940M Radeon HD 7950
Architecture Maxwell GCN 1.0
Code name N16S-GT-S/B Tahiti
Type Laptop Desktop
Release date 12 March 2015 31 January 2012
Pipelines 384 1792
Core clock speed 1072 MHz
Boost Clock 1176 MHz 1250 MHz
Transistor count 1,870 million 4,313 million
Manufacturing process technology 28 nm 28 nm
Texture fill rate 28.22 89.60
Floating-point performance 903.2 gflops 2,867 gflops
Length 267 mm
Memory bus width 64 Bit 384 Bit
Memory clock speed 2000 MHz 1250 MHz
Memory bandwidth 14.4 GB/s 240 GB/s
Shared memory -
DirectX 12 (11_0)
Shader Model 5.1 5.1
OpenGL 4.5 4.6
OpenCL 1.2 1.2
Vulkan 1.1.126
CUDA +
Monero / XMR (CryptoNight) 0.56 kh/s
FreeSync +
Bus support PCI Express 3.0 PCIe 3.0 x16
HDMI +
Bitcoin / BTC (SHA256) 101 Mh/s 381 Mh/s
Laptop size medium sized
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
GPU Boost 2.0
GameWorks +
AppAcceleration +
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