GeForce GT 755M vs Radeon R9 M270X

If you are going to buy a new graphics card and are choosing between GeForce GT 755M 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 GT 755M stacks up against Radeon R9 M270X, check out specs charts below.

GeForce GT 755M is a Laptop Graphics Card

Note: GeForce GT 755M 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 GT 755M here:

Main Specs

  GeForce GT 755M Radeon R9 M270X
Power consumption (TDP) 50 Watt
Interface PCIe 3.0 x16 PCIe 3.0 x16
Memory type GDDR5 GDDR5
Maximum RAM amount 4 GB 4 GB
Display Connectors No outputs No outputs
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  • Both video cards are using PCIe 3.0 x16 interface connection to a motherboard.
  • GeForce GT 755M and Radeon R9 M270X have maximum RAM of 4 GB.
  • GeForce GT 755M is used in Laptops, and Radeon R9 M270X - in Desktops.
  • GeForce GT 755M is build with Kepler architecture, and Radeon R9 M270X - with GCN 1.0.
  • Core clock speed of GeForce GT 755M is 255 MHz higher, than Radeon R9 M270X.
  • GeForce GT 755M and Radeon R9 M270X are manufactured by 28 nm process technology.
  • Memory clock speed of GeForce GT 755M is 4275 MHz higher, than Radeon R9 M270X.

Game benchmarks

high / 1080p 7−8 6−7
ultra / 1080p 4−5 4−5
QHD / 1440p 0−1 0−1
low / 720p 18−20 16−18
medium / 1080p 9−10 8−9
The average gaming FPS of GeForce GT 755M in Assassin's Creed Odyssey is 11% more, than Radeon R9 M270X.

Full Specs

  GeForce GT 755M Radeon R9 M270X
Architecture Kepler GCN 1.0
Code name N14P- Venus
Type Laptop Desktop
Release date 25 June 2013 21 March 2014
Pipelines 384 640
Core clock speed 980 MHz 725 MHz
Boost Clock 775 MHz
Transistor count 1,270 million 1,500 million
Manufacturing process technology 28 nm 28 nm
Texture fill rate 31.36 31.00
Floating-point performance 752.6 gflops 1,536 gflops
Memory bus width 128 Bit 128 Bit
Memory clock speed 5400 MHz 1125 MHz
Memory bandwidth 86.4 GB/s 72 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 +
Bus support PCI Express 3.0, PCI Express 2.0 PCIe 3.0 x16
HDMI +
Bitcoin / BTC (SHA256) 27 Mh/s
Laptop size medium sized
Standard memory configuration GDDR5
eDP 1.2 signal support Up to 3840x2160
LVDS signal support Up to 1920x1200
DisplayPort Multimode (DP++) support Up to 3840x2160
HDCP content protection +
7.1 channel HD audio on HDMI +
TrueHD and DTS-HD audio bitstreaming +
H.264, VC1, MPEG2 1080p video decoder +
Optimus +
Eyefinity +
HD3D +
PowerTune +
DualGraphics +
ZeroCore +
Switchable graphics +
Mantle +
Compute units 10
Blu-Ray 3D Support +
3D Vision / 3DTV Play +
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