Mobility Radeon HD 4870 vs Radeon PRO WX 3100

In this comparison between Mobility Radeon HD 4870 and Radeon PRO WX 3100 you will find out which graphics card performs better in today's games. Bear in mind that third-party versions may have more efficient cooling and higher clock speeds. This will increase cards' performance, though not by much. In addition to raw power you should also take into account the dimensions. Thicker models simply will not fit into a small mini-ITX case. The resolution of your monitor also affects the choice, since 4K gameplay requires a more powerful GPU. And don't overspend on the graphics card. Other parts of your build may also need to be upgraded, save some money for the CPU or power supply. For some people Mobility Radeon HD 4870 will be the best choice, for others Radeon PRO WX 3100 will be their preference. Study the comparison tables below and make your choice.

Mobility Radeon HD 4870 and Radeon PRO WX 3100 are Laptop Graphics Cards

Note: Mobility Radeon HD 4870 and Radeon PRO WX 3100 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 Mobility Radeon HD 4870 or Radeon PRO WX 3100 here:

Main Specs

  Mobility Radeon HD 4870 Radeon PRO WX 3100
Power consumption (TDP) 65 Watt
Interface PCIe 2.0 x16 PCIe 3.0 x8
Supplementary power connectors None
Memory type GDDR5 GDDR5
Maximum RAM amount 1 GB 4 GB
Display Connectors No outputs 1x DisplayPort, 2x mini-DisplayPort
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  • Mobility Radeon HD 4870 is connected by PCIe 2.0 x16, and Radeon PRO WX 3100 uses PCIe 3.0 x8 interface.
  • Radeon PRO WX 3100 has 3 GB more memory, than Mobility Radeon HD 4870.
  • Mobility Radeon HD 4870 is used in Laptops, and Radeon PRO WX 3100 - in Mobile workstations.
  • Mobility Radeon HD 4870 is build with Terascale 1 architecture, and Radeon PRO WX 3100 - with Polaris.
  • Mobility Radeon HD 4870 is manufactured by 55 nm process technology, and Radeon PRO WX 3100 - by 14 nm process technology.
  • Memory clock speed of Radeon PRO WX 3100 is 5112 MHz higher, than Mobility Radeon HD 4870.

Game benchmarks

high / 1080p 7−8 14−16
ultra / 1080p 4−5 8−9
QHD / 1440p 0−1 3−4
low / 720p 16−18 27−30
medium / 1080p 8−9 16−18
The average gaming FPS of Radeon PRO WX 3100 in Assassin's Creed Odyssey is 88% more, than Mobility Radeon HD 4870.

Full Specs

  Mobility Radeon HD 4870 Radeon PRO WX 3100
Architecture Terascale 1 Polaris
Code name M98-XT Polaris 12
Type Laptop Mobile workstation
Release date 9 January 2009 21 March 2017
Pipelines 800 512
Core clock speed 550 MHz
Boost Clock 1219 MHz
Transistor count 956 million 2,200 million
Manufacturing process technology 55 nm 14 nm
Texture fill rate 22.00 39.01
Floating-point performance 880.0 gflops 1,248 gflops
Memory bus width 256 Bit 128 Bit
Memory clock speed 888 MHz 6000 MHz
Memory bandwidth 56.83 GB/s 96 GB/s
Shared memory - -
DirectX 10.1 (10_1) 12 (12_0)
Shader Model 4.1 6.4
OpenGL 3.3 4.6
OpenCL 1.1 2.0
Vulkan N/A 1.2.131
Laptop size large large
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