Radeon HD 4870 vs Radeon PRO WX 3100

Find out if it is worth upgrading your current GPU setup by comparing Radeon HD 4870 and Radeon PRO WX 3100. 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 Radeon HD 4870 and Radeon PRO WX 3100. 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.

Radeon PRO WX 3100 is a Laptop Graphics Card

Note: Radeon PRO WX 3100 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 Radeon PRO WX 3100 here:

Main Specs

  Radeon HD 4870 Radeon PRO WX 3100
Power consumption (TDP) 150 Watt 65 Watt
Interface PCIe 2.0 x16 PCIe 3.0 x8
Supplementary power connectors 2x 6-pin None
Memory type GDDR5 GDDR5
Maximum RAM amount 1 GB 4 GB
Display Connectors 2x DVI, 1x S-Video 1x DisplayPort, 2x mini-DisplayPort
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  • Radeon HD 4870 has 130% more power consumption, than Radeon PRO WX 3100.
  • 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 Radeon HD 4870.
  • Radeon HD 4870 is used in Desktops, and Radeon PRO WX 3100 - in Mobile workstations.
  • Radeon HD 4870 is build with TeraScale architecture, and Radeon PRO WX 3100 - with Polaris.
  • 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 2400 MHz higher, than Radeon HD 4870.

Game benchmarks

high / 1080p 3−4 14−16
ultra / 1080p 1−2 8−9
QHD / 1440p 0−1 3−4
low / 720p 14−16 27−30
medium / 1080p 6−7 16−18
The average gaming FPS of Radeon PRO WX 3100 in Assassin's Creed Odyssey is 183% more, than Radeon HD 4870.

Full Specs

  Radeon HD 4870 Radeon PRO WX 3100
Architecture TeraScale Polaris
Code name RV770 Polaris 12
Type Desktop Mobile workstation
Release date 25 June 2008 21 March 2017
Pipelines 800 512
Core clock speed 750 MHz
Boost Clock 1219 MHz
Transistor count 956 million 2,200 million
Manufacturing process technology 55 nm 14 nm
Texture fill rate 30.00 39.01
Floating-point performance 1,200.0 gflops 1,248 gflops
Length 250 mm
Memory bus width 256 Bit 128 Bit
Memory clock speed 3600 MHz 6000 MHz
Memory bandwidth 115.2 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
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