GeForce GT 755M vs Mobility Radeon HD 5870

If you are going to buy a new graphics card and are choosing between GeForce GT 755M and Mobility Radeon HD 5870, 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 Mobility Radeon HD 5870, check out specs charts below.

GeForce GT 755M and Mobility Radeon HD 5870 are Laptop Graphics Cards

Note: GeForce GT 755M and Mobility Radeon HD 5870 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 GT 755M or Mobility Radeon HD 5870 here:

Main Specs

  GeForce GT 755M Mobility Radeon HD 5870
Power consumption (TDP) 50 Watt 50 Watt
Interface PCIe 3.0 x16 MXM-B (3.0)
Memory type GDDR5 DDR3, GDDR3, GDDR5
Maximum RAM amount 4 GB 1 GB
Display Connectors No outputs No outputs
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  • Both graphics cards have the same power consumption of 50 Watt.
  • GeForce GT 755M is connected by PCIe 3.0 x16, and Mobility Radeon HD 5870 uses MXM-B (3.0) interface.
  • GeForce GT 755M has 3 GB more memory, than Mobility Radeon HD 5870.
  • Both cards are used in Laptops.
  • GeForce GT 755M is build with Kepler architecture, and Mobility Radeon HD 5870 - with Terascale 2.
  • Core clock speed of GeForce GT 755M is 280 MHz higher, than Mobility Radeon HD 5870.
  • GeForce GT 755M is manufactured by 28 nm process technology, and Mobility Radeon HD 5870 - by 40 nm process technology.
  • Memory clock speed of GeForce GT 755M is 4400 MHz higher, than Mobility Radeon HD 5870.

Game benchmarks

high / 1080p 7−8 10−11
ultra / 1080p 4−5 6−7
QHD / 1440p 0−1 0−1
low / 720p 18−20 21−24
medium / 1080p 9−10 12−14
The average gaming FPS of Mobility Radeon HD 5870 in Assassin's Creed Odyssey is 30% more, than GeForce GT 755M.

Full Specs

  GeForce GT 755M Mobility Radeon HD 5870
Architecture Kepler Terascale 2
Code name N14P- Broadway-XT
Type Laptop Laptop
Release date 25 June 2013 7 January 2010
Pipelines 384 800
Core clock speed 980 MHz 700 MHz
Transistor count 1,270 million 1,040 million
Manufacturing process technology 28 nm 40 nm
Texture fill rate 31.36 28.00
Floating-point performance 752.6 gflops 1,120.0 gflops
Memory bus width 128 Bit 128 Bit
Memory clock speed 5400 MHz 1000 MHz
Memory bandwidth 86.4 GB/s 64 GB/s
Shared memory - -
DirectX 12 API 11.2 (11_0)
Shader Model 5.1 5.0
OpenGL 4.5 4.4
OpenCL 1.1 1.2
Vulkan 1.1.126 N/A
CUDA +
Bus support PCI Express 3.0, PCI Express 2.0
HDMI +
Bitcoin / BTC (SHA256) 27 Mh/s
Laptop size medium sized large
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 +
Blu-Ray 3D Support +
3D Vision / 3DTV Play +
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