GeForce GTX 775M vs Mobility Radeon HD 4870 X2

Find out if it is worth upgrading your current GPU setup by comparing GeForce GTX 775M and Mobility Radeon HD 4870 X2. Here you can take a closer look at graphics cards specs, such as core clock speed, memory type and size, display connectors, etc. The price, overall benchmark and gaming performances are usually defining factors when it comes to choosing between GeForce GTX 775M and Mobility Radeon HD 4870 X2. Make sure that the graphics card has compatible dimensions and will properly fit in your new or current computer case. Also these graphics cards may have different system power recommendations, so take that into consideration and upgrade your PSU if necessary.

GeForce GTX 775M and Mobility Radeon HD 4870 X2 are Laptop Graphics Cards

Note: GeForce GTX 775M and Mobility Radeon HD 4870 X2 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 GTX 775M or Mobility Radeon HD 4870 X2 here:

Main Specs

  GeForce GTX 775M Mobility Radeon HD 4870 X2
Power consumption (TDP) 100 Watt
Interface PCIe 2.0 x16
Memory type GDDR5 GDDR3, GDDR5
Maximum RAM amount 4 GB 2 GB
Display Connectors No outputs
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  • GeForce GTX 775M has 2 GB more memory, than Mobility Radeon HD 4870 X2.
  • Both cards are used in Laptops.
  • GeForce GTX 775M is build with Kepler architecture, and Mobility Radeon HD 4870 X2 - with Terascale 1.
  • Core clock speed of GeForce GTX 775M is 169 MHz higher, than Mobility Radeon HD 4870 X2.
  • GeForce GTX 775M is manufactured by 28 nm process technology, and Mobility Radeon HD 4870 X2 - by 55 nm process technology.
  • Memory clock speed of GeForce GTX 775M is 2712 MHz higher, than Mobility Radeon HD 4870 X2.

Game benchmarks

high / 1080p 21−24 9−10
ultra / 1080p 12−14 5−6
QHD / 1440p 7−8 0−1
4K / 2160p 5−6
low / 720p 40−45 21−24
medium / 1080p 27−30 12−14
The average gaming FPS of GeForce GTX 775M in Assassin's Creed Odyssey is 116% more, than Mobility Radeon HD 4870 X2.

Full Specs

  GeForce GTX 775M Mobility Radeon HD 4870 X2
Architecture Kepler Terascale 1
Code name N13E-GTX-A2 M98-XT
Type Laptop Laptop
Release date 24 September 2013 9 January 2009
Pipelines 1344 1600
Core clock speed 719 MHz 550 MHz
Transistor count 3540 Million 956 million
Manufacturing process technology 28 nm 55 nm
Texture fill rate 22.00
Floating-point performance 2x 880.0 gflops
Memory bus width 256 Bit 256 Bit
Memory clock speed 3600 MHz 888 MHz
Memory bandwidth 89.6 GB/s
Shared memory - -
DirectX DirectX 11, Shader 5.0 10.1 (10_1)
Shader Model 4.1
OpenGL 3.3
OpenCL 1.1
Vulkan N/A
CUDA +
SLI options +
Laptop size large large
Optimus +
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