GeForce 920MX vs Radeon R9 M270X

If you are going to buy a new graphics card and are choosing between GeForce 920MX and Radeon R9 M270X, 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 920MX stacks up against Radeon R9 M270X, check out specs charts below.

GeForce 920MX is a Laptop Graphics Card

Note: GeForce 920MX 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 920MX here:

Main Specs

  GeForce 920MX Radeon R9 M270X
Power consumption (TDP) 16 Watt
Interface PCIe 3.0 x8 PCIe 3.0 x16
Supplementary power connectors None
Memory type DDR3, GDDR5 GDDR5
Maximum RAM amount 2 GB 4 GB
Display Connectors No outputs No outputs
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  • GeForce 920MX is connected by PCIe 3.0 x8, and Radeon R9 M270X uses PCIe 3.0 x16 interface.
  • Radeon R9 M270X has 2 GB more memory, than GeForce 920MX.
  • GeForce 920MX is used in Laptops, and Radeon R9 M270X - in Desktops.
  • GeForce 920MX is build with Maxwell architecture, and Radeon R9 M270X - with GCN 1.0.
  • Core clock speed of GeForce 920MX is 240 MHz higher, than Radeon R9 M270X.
  • GeForce 920MX and Radeon R9 M270X are manufactured by 28 nm process technology.
  • Memory clock speed of GeForce 920MX is 675 MHz higher, than Radeon R9 M270X.

Game benchmarks

high / 1080p 2−3 6−7
ultra / 1080p 0−1 4−5
QHD / 1440p 0−1 0−1
low / 720p 12−14 16−18
medium / 1080p 3−4 8−9
The average gaming FPS of Radeon R9 M270X in Assassin's Creed Odyssey is 66% more, than GeForce 920MX.

Full Specs

  GeForce 920MX Radeon R9 M270X
Architecture Maxwell GCN 1.0
Code name N16V-GMR Venus
Type Laptop Desktop
Release date 25 March 2015 21 March 2014
Pipelines 256 640
Core clock speed 965 MHz 725 MHz
Boost Clock 993 MHz 775 MHz
Transistor count 1,500 million
Manufacturing process technology 28 nm 28 nm
Texture fill rate 23.83 31.00
Floating-point performance 602.1 gflops 1,536 gflops
Memory bus width 64 Bit 128 Bit
Memory clock speed 1800 MHz 1125 MHz
Memory bandwidth 14.4 GB/s 72 GB/s
Shared memory -
DirectX 12 (11_0)
Shader Model 5.1 5.1
OpenGL 4.5 4.4
OpenCL 1.2 Not Listed
Vulkan 1.1.126
CUDA +
FreeSync +
Bus support PCI Express 3.0 PCIe 3.0 x16
Optimus +
Eyefinity +
HD3D +
PowerTune +
DualGraphics +
ZeroCore +
Switchable graphics +
Mantle +
Compute units 10
GPU Boost 2.0
GameWorks +
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