GeForce GTX 660M vs Radeon 630

If you are going to buy a new graphics card and are choosing between GeForce GTX 660M and Radeon 630, there are a couple of things to consider. Cards with more VRAM in general perform better and allow you to play on higher graphics settings. Size also makes a difference. A model with a large heatsink can occupy up to three expansion slots on a motherboard. Be sure you have enough room in your PC case. When comparing GPUs with different architectures, more processing cores and even higher TFLOPS will not always translate to better performance. To help you decide which GPU you need, we have measured frame rates in a number of popular games. For more on how the GeForce GTX 660M stacks up against Radeon 630, check out specs charts below.

GeForce GTX 660M and Radeon 630 are Laptop Graphics Cards

Note: GeForce GTX 660M and Radeon 630 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 GTX 660M or Radeon 630 here:

Main Specs

  GeForce GTX 660M Radeon 630
Power consumption (TDP) 50 Watt 50 Watt
Interface MXM-B (3.0) PCIe 3.0 x8
Supplementary power connectors None
Memory type GDDR5 GDDR5
Maximum RAM amount 2 GB 4 GB
Display Connectors No outputs 1x DVI, 1x HDMI, 1x DisplayPort
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  • Both graphics cards have the same power consumption of 50 Watt.
  • GeForce GTX 660M is connected by MXM-B (3.0), and Radeon 630 uses PCIe 3.0 x8 interface.
  • Radeon 630 has 2 GB more memory, than GeForce GTX 660M.
  • Both cards are used in Laptops.
  • GeForce GTX 660M is build with Kepler architecture, and Radeon 630 - with GCN 1.0.
  • GeForce GTX 660M is manufactured by 28 nm process technology, and Radeon 630 - by 14 nm process technology.
  • Memory clock speed of Radeon 630 is 4000 MHz higher, than GeForce GTX 660M.

Game benchmarks

high / 1080p 6−7 3−4
ultra / 1080p 4−5 1−2
QHD / 1440p 0−1 0−1
low / 720p 16−18 14−16
medium / 1080p 8−9 6−7
The average gaming FPS of GeForce GTX 660M in Assassin's Creed Odyssey is 50% more, than Radeon 630.

Full Specs

  GeForce GTX 660M Radeon 630
Architecture Kepler GCN 1.0
Code name N13E-GE Lexa
Type Laptop Laptop
Release date 22 March 2012 12 August 2019
Pipelines 384 512
Core clock speed 835 MHz
Boost Clock 950 MHz 1219 MHz
Transistor count 1,270 million 2,200 million
Manufacturing process technology 28 nm 14 nm
Texture fill rate 30.4 billion/sec
Floating-point performance 729.6 gflops
Memory bus width 128bit 64 Bit
Memory clock speed 2000 MHz 6000 MHz
Memory bandwidth 64.0 GB/s
Shared memory - -
DirectX 12 API DirectX 12, Shader 5.0
Shader Model 5.1
OpenGL 4.5 4.6
OpenCL 1.1
Vulkan 1.1.126 +
CUDA +
CUDA cores 384
Bus support PCI Express 2.0, PCI Express 3.0
SLI options +
HDMI +
HDCP +
Maximum VGA resolution Up to 2048x1536
Bitcoin / BTC (SHA256) 36 Mh/s
Laptop size large
Optimus +
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