GeForce GTX 670M vs Radeon R9 M390

When choosing between GeForce GTX 670M and Radeon R9 M390, 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 670M and Radeon R9 M390.

GeForce GTX 670M and Radeon R9 M390 are Laptop Graphics Cards

Note: GeForce GTX 670M and Radeon R9 M390 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 670M or Radeon R9 M390 here:

Main Specs

  GeForce GTX 670M Radeon R9 M390
Power consumption (TDP) 75 Watt
Interface MXM-B (3.0)
Memory type GDDR5 GDDR5
Maximum RAM amount 3 GB 2 GB
Display Connectors No outputs
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  • GeForce GTX 670M has 1 GB more memory, than Radeon R9 M390.
  • Both cards are used in Laptops.
  • GeForce GTX 670M is build with Fermi architecture, and Radeon R9 M390 - with GCN.
  • GeForce GTX 670M is manufactured by 40 nm process technology, and Radeon R9 M390 - by 28 nm process technology.

Game benchmarks

high / 1080p 8−9 18−20
ultra / 1080p 5−6 10−11
QHD / 1440p 0−1 5−6
4K / 2160p 4−5
low / 720p 18−20 35−40
medium / 1080p 10−11 21−24
The average gaming FPS of Radeon R9 M390 in Assassin's Creed Odyssey is 120% more, than GeForce GTX 670M.

Full Specs

  GeForce GTX 670M Radeon R9 M390
Architecture Fermi GCN
Code name N13E-GS1-LP Pitcairn
Type Laptop Laptop
Release date 22 March 2012 9 June 2015
Pipelines 336 1024
Core clock speed 598 MHz
Transistor count 1,950 million 5000 Million
Manufacturing process technology 40 nm 28 nm
Texture fill rate 33.5 billion/sec
Floating-point performance 803.7 gflops
Memory bus width 192bit 256 Bit
Memory clock speed 1500 MHz
Memory bandwidth 72.0 GB/s
Shared memory - -
DirectX 12 API
Shader Model 5.1
OpenGL 4.5 4.4
OpenCL 1.1 Not Listed
Vulkan N/A
CUDA +
FreeSync +
CUDA cores 336
Bus support PCI Express 2.0 PCIe 3.0
SLI options +
HDMI +
HDCP +
Maximum VGA resolution Up to 2048x1536
Bitcoin / BTC (SHA256) 53 Mh/s 242 Mh/s
Laptop size large large
Optimus +
Eyefinity +
HD3D +
PowerTune +
DualGraphics +
ZeroCore +
Switchable graphics +
Mantle +
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