Radeon HD 7870 XT vs Radeon Vega 11 mobile

Find out if it is worth upgrading your current GPU setup by comparing Radeon HD 7870 XT and Radeon Vega 11 mobile. 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 7870 XT and Radeon Vega 11 mobile. 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 Vega 11 mobile is a Laptop Graphics Card

Note: Radeon Vega 11 mobile 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 Vega 11 mobile here:

Main Specs

  Radeon HD 7870 XT Radeon Vega 11 mobile
Power consumption (TDP) 185 Watt 15 Watt
Interface PCIe 3.0 x16 IGP
Supplementary power connectors 2x 6-pin
Memory type GDDR5 System Shared
Maximum RAM amount 2 GB
Display Connectors 1x DVI, 1x HDMI, 2x mini-DisplayPort No outputs
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  • Radeon HD 7870 XT has 1133% more power consumption, than Radeon Vega 11 mobile.
  • Radeon HD 7870 XT is connected by PCIe 3.0 x16, and Radeon Vega 11 mobile uses IGP interface.
  • Radeon HD 7870 XT is used in Desktops, and Radeon Vega 11 mobile - in Laptops.
  • Radeon HD 7870 XT is build with GCN 1.0 architecture, and Radeon Vega 11 mobile - with GCN 5.0.
  • Radeon HD 7870 XT is manufactured by 28 nm process technology, and Radeon Vega 11 mobile - by 14 nm process technology.

Game benchmarks

high / 1080p 35−40 3−4
ultra / 1080p 21−24 1−2
QHD / 1440p 16−18 0−1
4K / 2160p 10−11
low / 720p 60−65 14−16
medium / 1080p 40−45 6−7
The average gaming FPS of Radeon HD 7870 XT in Assassin's Creed Odyssey is 583% more, than Radeon Vega 11 mobile.

Full Specs

  Radeon HD 7870 XT Radeon Vega 11 mobile
Architecture GCN 1.0 GCN 5.0
Code name Tahiti Picasso
Type Desktop Laptop
Release date 19 November 2012 6 January 2019
Pipelines 1536 704
Core clock speed 925 MHz
Boost Clock 975 MHz 1400 MHz
Transistor count 4,313 million 4,940 million
Manufacturing process technology 28 nm 14 nm
Texture fill rate 93.60 61.60
Floating-point performance 2,995 gflops
Length 267 mm
Memory bus width 256 Bit
Memory clock speed 6000 MHz
Memory bandwidth 192.0 GB/s
DirectX 12 (11_1) 12 (12_1)
Shader Model 5.1 6.4
OpenGL 4.6 4.6
OpenCL 1.2 2.0
Vulkan 1.2.131 1.2.131
Bitcoin / BTC (SHA256) 346 Mh/s
Ethereum / ETH (DaggerHashimoto) 14.5 Mh/s
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