Mobility Radeon HD 4870 vs Radeon RX Vega 11

In this comparison between Mobility Radeon HD 4870 and Radeon RX Vega 11 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 RX Vega 11 will be their preference. Study the comparison tables below and make your choice.

Mobility Radeon HD 4870 is a Laptop Graphics Card

Note: Mobility Radeon HD 4870 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 Mobility Radeon HD 4870 here:

Main Specs

  Mobility Radeon HD 4870 Radeon RX Vega 11
Power consumption (TDP) 15 Watt
Interface PCIe 2.0 x16 IGP
Supplementary power connectors None
Memory type GDDR5 System Shared
Maximum RAM amount 1 GB
Display Connectors No outputs No outputs
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  • Mobility Radeon HD 4870 is connected by PCIe 2.0 x16, and Radeon RX Vega 11 uses IGP interface.
  • Mobility Radeon HD 4870 is used in Laptops, and Radeon RX Vega 11 - in Desktops.
  • Mobility Radeon HD 4870 is build with Terascale 1 architecture, and Radeon RX Vega 11 - with Vega.
  • Mobility Radeon HD 4870 is manufactured by 55 nm process technology, and Radeon RX Vega 11 - by 14 nm process technology.

Game benchmarks

high / 1080p 7−8 10−11
ultra / 1080p 4−5 6−7
QHD / 1440p 0−1 1−2
low / 720p 16−18 21−24
medium / 1080p 8−9 12−14
The average gaming FPS of Radeon RX Vega 11 in Assassin's Creed Odyssey is 44% more, than Mobility Radeon HD 4870.

Full Specs

  Mobility Radeon HD 4870 Radeon RX Vega 11
Architecture Terascale 1 Vega
Code name M98-XT Vega Raven Ridge
Type Laptop Desktop
Release date 9 January 2009 26 October 2017
Pipelines 800 704
Core clock speed 550 MHz
Boost Clock 1240 MHz
Transistor count 956 million 4,940 million
Manufacturing process technology 55 nm 14 nm
Texture fill rate 22.00 61.60
Floating-point performance 880.0 gflops 1,760 gflops
Memory bus width 256 Bit
Memory clock speed 888 MHz
Memory bandwidth 56.83 GB/s
Shared memory - -
DirectX 10.1 (10_1) 12 (12_1)
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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