GeForce GTX 485M vs Radeon R9 M270X

When choosing between GeForce GTX 485M and Radeon R9 M270X, 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 485M and Radeon R9 M270X.

GeForce GTX 485M is a Laptop Graphics Card

Note: GeForce GTX 485M 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 485M here:

Main Specs

  GeForce GTX 485M Radeon R9 M270X
Power consumption (TDP) 100 Watt
Interface MXM-B (3.0) PCIe 3.0 x16
Supplementary power connectors None
Memory type GDDR5 GDDR5
Maximum RAM amount 2 GB 4 GB
Display Connectors No outputs No outputs
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  • GeForce GTX 485M is connected by MXM-B (3.0), and Radeon R9 M270X uses PCIe 3.0 x16 interface.
  • Radeon R9 M270X has 2 GB more memory, than GeForce GTX 485M.
  • GeForce GTX 485M is used in Laptops, and Radeon R9 M270X - in Desktops.
  • GeForce GTX 485M is build with Fermi architecture, and Radeon R9 M270X - with GCN 1.0.
  • Core clock speed of Radeon R9 M270X is 341 MHz higher, than GeForce GTX 485M.
  • GeForce GTX 485M is manufactured by 40 nm process technology, and Radeon R9 M270X - by 28 nm process technology.
  • Memory clock speed of GeForce GTX 485M is 375 MHz higher, than Radeon R9 M270X.

Game benchmarks

high / 1080p 12−14 6−7
ultra / 1080p 7−8 4−5
QHD / 1440p 2−3 0−1
low / 720p 24−27 16−18
medium / 1080p 14−16 8−9
The average gaming FPS of GeForce GTX 485M in Assassin's Creed Odyssey is 66% more, than Radeon R9 M270X.

Full Specs

  GeForce GTX 485M Radeon R9 M270X
Architecture Fermi GCN 1.0
Code name N12E-GTX-A1 Venus
Type Laptop Desktop
Release date 6 January 2010 21 March 2014
Pipelines 384 640
Core clock speed 384 725 MHz
Boost Clock 775 MHz
Transistor count 1,950 million 1,500 million
Manufacturing process technology 40 nm 28 nm
Texture fill rate 36.8 billion/sec 31.00
Floating-point performance 883.2 gflops 1,536 gflops
Memory bus width 256 Bit 128 Bit
Memory clock speed 1500 MHz 1125 MHz
Memory bandwidth 96.0 GB/s 72 GB/s
Shared memory -
DirectX 12 (11_0)
Shader Model 5.1 5.1
OpenGL 4.5 4.4
OpenCL 1.1 Not Listed
Vulkan N/A
CUDA +
FreeSync +
Bus support PCI-E 2.0 PCIe 3.0 x16
SLI options +
Maximum VGA resolution 2048x1536
Laptop size large
Eyefinity +
HD3D +
PowerTune +
DualGraphics +
ZeroCore +
Switchable graphics +
Mantle +
Compute units 10
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