Radeon HD 6870 vs Radeon RX Vega 11

If you are going to buy a new graphics card and are choosing between Radeon HD 6870 and Radeon RX Vega 11, 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 Radeon HD 6870 stacks up against Radeon RX Vega 11, check out specs charts below.

Main Specs

  Radeon HD 6870 Radeon RX Vega 11
Power consumption (TDP) 151 Watt 15 Watt
Interface PCIe 2.0 x16 IGP
Supplementary power connectors 2x 6-pin None
Memory type GDDR5 System Shared
Maximum RAM amount 1 GB
Display Connectors 2x DVI, 1x HDMI, 2x mini-DisplayPort No outputs
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  • Radeon HD 6870 has 906% more power consumption, than Radeon RX Vega 11.
  • Radeon HD 6870 is connected by PCIe 2.0 x16, and Radeon RX Vega 11 uses IGP interface.
  • Both cards are used in Desktops.
  • Radeon HD 6870 is build with Terascale 2 architecture, and Radeon RX Vega 11 - with Vega.
  • Radeon HD 6870 is manufactured by 40 nm process technology, and Radeon RX Vega 11 - by 14 nm process technology.

Game benchmarks

high / 1080p 10−12 10−11
ultra / 1080p 6−7 6−7
QHD / 1440p 1−2 1−2
low / 720p 24−27 21−24
medium / 1080p 12−14 12−14
The average gaming FPS of Radeon HD 6870 in Assassin's Creed Odyssey is 10% more, than Radeon RX Vega 11.

Full Specs

  Radeon HD 6870 Radeon RX Vega 11
Architecture Terascale 2 Vega
Code name RV940 Barts Vega Raven Ridge
Type Desktop Desktop
Release date 22 October 2010 26 October 2017
Pipelines 1120 704
Boost Clock 900 MHz 1240 MHz
Transistor count 1,700 million 4,940 million
Manufacturing process technology 40 nm 14 nm
Texture fill rate 50.40 61.60
Floating-point performance 2,016.0 gflops 1,760 gflops
Length 220 mm
Memory bus width 256 Bit
Memory clock speed 1050 MHz
Memory bandwidth 134.4 GB/s
Shared memory - -
DirectX 12 (12_1)
Shader Model 5.0 6.4
OpenGL 4.4 4.6
OpenCL 1.2 2.0
Vulkan 1.2.131
Bus support PCIe 2.0 x16
HDMI +
Bitcoin / BTC (SHA256) 213 Mh/s
Eyefinity +
Design reference
CrossFire +
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