GeForce GTX 660M vs Radeon R7 M350

When choosing between GeForce GTX 660M and Radeon R7 M350, 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 660M and Radeon R7 M350.

GeForce GTX 660M is a Laptop Graphics Card

Note: GeForce GTX 660M 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 660M here:

Main Specs

  GeForce GTX 660M Radeon R7 M350
Power consumption (TDP) 50 Watt 35 Watt
Interface MXM-B (3.0) PCIe 3.0 x8
Memory type GDDR5 DDR3
Maximum RAM amount 2 GB 4 GB
Display Connectors No outputs No outputs
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  • GeForce GTX 660M has 42% more power consumption, than Radeon R7 M350.
  • GeForce GTX 660M is connected by MXM-B (3.0), and Radeon R7 M350 uses PCIe 3.0 x8 interface.
  • Radeon R7 M350 has 2 GB more memory, than GeForce GTX 660M.
  • GeForce GTX 660M is used in Laptops, and Radeon R7 M350 - in Desktops.
  • GeForce GTX 660M is build with Kepler architecture, and Radeon R7 M350 - with GCN 1.0.
  • Core clock speed of GeForce GTX 660M is 110 MHz higher, than Radeon R7 M350.
  • GeForce GTX 660M and Radeon R7 M350 are manufactured by 28 nm process technology.
  • Memory clock speed of GeForce GTX 660M is 1000 MHz higher, than Radeon R7 M350.

Game benchmarks

high / 1080p 6−7 2−3
ultra / 1080p 4−5 0−1
QHD / 1440p 0−1 0−1
low / 720p 16−18 12−14
medium / 1080p 8−9 3−4
The average gaming FPS of GeForce GTX 660M in Assassin's Creed Odyssey is 66% more, than Radeon R7 M350.

Full Specs

  GeForce GTX 660M Radeon R7 M350
Architecture Kepler GCN 1.0
Code name N13E-GE Opal
Type Laptop Desktop
Release date 22 March 2012 5 May 2015
Pipelines 384 384
Core clock speed 835 MHz 725 MHz
Boost Clock 950 MHz 825 MHz
Transistor count 1,270 million 950 million
Manufacturing process technology 28 nm 28 nm
Texture fill rate 30.4 billion/sec 19.80
Floating-point performance 729.6 gflops 779.5 gflops
Memory bus width 128bit 128 Bit
Memory clock speed 2000 MHz 1000 MHz
Memory bandwidth 64.0 GB/s 14.4 GB/s
Shared memory -
DirectX 12 API
Shader Model 5.1 5.1
OpenGL 4.5 4.4
OpenCL 1.1 Not Listed
Vulkan 1.1.126
CUDA +
FreeSync +
CUDA cores 384
Bus support PCI Express 2.0, PCI Express 3.0 PCIe 3.0
SLI options +
HDMI +
HDCP +
Maximum VGA resolution Up to 2048x1536
Bitcoin / BTC (SHA256) 36 Mh/s
Laptop size large
Optimus +
Eyefinity +
HD3D +
PowerTune +
DualGraphics +
ZeroCore +
Switchable graphics +
Mantle +
Compute units 6
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