GeForce GTX 670MX vs Radeon R9 M395X

If you are going to buy a new graphics card and are choosing between GeForce GTX 670MX and Radeon R9 M395X, 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 670MX stacks up against Radeon R9 M395X, check out specs charts below.

GeForce GTX 670MX and Radeon R9 M395X are Laptop Graphics Cards

Note: GeForce GTX 670MX and Radeon R9 M395X 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 670MX or Radeon R9 M395X here:

Main Specs

  GeForce GTX 670MX Radeon R9 M395X
Power consumption (TDP) 75 Watt 250 Watt
Interface PCIe 3.0 x16 PCIe 3.0 x16
Supplementary power connectors None
Memory type GDDR5 GDDR5
Maximum RAM amount 3 GB 4 GB
Display Connectors No outputs No outputs
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  • Radeon R9 M395X has 233% more power consumption, than GeForce GTX 670MX.
  • Both video cards are using PCIe 3.0 x16 interface connection to a motherboard.
  • Radeon R9 M395X has 1 GB more memory, than GeForce GTX 670MX.
  • Both cards are used in Laptops.
  • GeForce GTX 670MX is build with Kepler architecture, and Radeon R9 M395X - with GCN 3.
  • Core clock speed of Radeon R9 M395X is 123 MHz higher, than GeForce GTX 670MX.
  • GeForce GTX 670MX and Radeon R9 M395X are manufactured by 28 nm process technology.
  • Memory clock speed of GeForce GTX 670MX is 150 MHz higher, than Radeon R9 M395X.

Game benchmarks

high / 1080p 8−9 24−27
ultra / 1080p 5−6 14−16
QHD / 1440p 0−1 9−10
4K / 2160p 6−7
low / 720p 20−22 45−50
medium / 1080p 10−12 30−35
The average gaming FPS of Radeon R9 M395X in Assassin's Creed Odyssey is 172% more, than GeForce GTX 670MX.

Full Specs

  GeForce GTX 670MX Radeon R9 M395X
Architecture Kepler GCN 3
Code name N13E-GR Amethyst XT
Type Laptop Laptop
Release date 1 October 2012 16 October 2014
Pipelines 960 2048
Core clock speed 600 MHz 723 MHz
Transistor count 3,540 million 5,000 million
Manufacturing process technology 28 nm 28 nm
Texture fill rate 48.0 billion/sec 92.54
Floating-point performance 1,154 gflops 2,961 gflops
Memory bus width 192 Bit 256 Bit
Memory clock speed 1400 MHz 1250 MHz
Memory bandwidth 67.2 GB/s 160.0 GB/s
Shared memory - -
DirectX 12 API
Shader Model 5.1 6.3
OpenGL 4.5 4.4
OpenCL 1.1 Not Listed
Vulkan 1.1.126
CUDA +
FreeSync +
CUDA cores 960
Bus support PCI Express 2.0 PCIe 3.0
SLI options +
HDMI +
HDCP +
Maximum VGA resolution Up to 2048x1536
Bitcoin / BTC (SHA256) 413 Mh/s
Laptop size large large
Optimus +
Eyefinity +
HD3D +
PowerTune +
DualGraphics +
TrueAudio +
ZeroCore +
Switchable graphics +
Mantle +
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