Radeon HD 7870 vs Radeon HD 7870 XT

In this comparison between Radeon HD 7870 and Radeon HD 7870 XT 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 Radeon HD 7870 will be the best choice, for others Radeon HD 7870 XT will be their preference. Study the comparison tables below and make your choice.

Main Specs

  Radeon HD 7870 Radeon HD 7870 XT
Power consumption (TDP) 175 Watt 185 Watt
Interface PCIe 3.0 x16
Supplementary power connectors 2x 6-pin
Memory type GDDR5 GDDR5
Maximum RAM amount 2 GB 2 GB
Display Connectors 1x DVI, 1x HDMI, 2x mini-DisplayPort
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  • Radeon HD 7870 XT has 5% more power consumption, than Radeon HD 7870.
  • Radeon HD 7870 and Radeon HD 7870 XT have maximum RAM of 2 GB.
  • Both cards are used in Desktops.
  • Radeon HD 7870 is build with GCN architecture, and Radeon HD 7870 XT - with GCN 1.0.
  • Core clock speed of Radeon HD 7870 is 75 MHz higher, than Radeon HD 7870 XT.
  • Radeon HD 7870 and Radeon HD 7870 XT are manufactured by 28 nm process technology.
  • Memory clock speed of Radeon HD 7870 XT is 1200 MHz higher, than Radeon HD 7870.

Game benchmarks

high / 1080p 24−27 35−40
ultra / 1080p 14−16 21−24
QHD / 1440p 9−10 16−18
4K / 2160p 6−7 10−11
low / 720p 45−50 60−65
medium / 1080p 30−33 40−45
The average gaming FPS of Radeon HD 7870 XT in Assassin's Creed Odyssey is 45% more, than Radeon HD 7870.

Full Specs

  Radeon HD 7870 Radeon HD 7870 XT
Architecture GCN GCN 1.0
Code name Pitcairn XT Tahiti
Type Desktop Desktop
Release date 5 March 2012 19 November 2012
Pipelines 1280 1536
Core clock speed 1000 MHz 925 MHz
Boost Clock 975 MHz
Transistor count 2800 Million 4,313 million
Manufacturing process technology 28 nm 28 nm
Texture fill rate 93.60
Floating-point performance 2,995 gflops
Length 267 mm
Memory bus width 256 Bit 256 Bit
Memory clock speed 4800 MHz 6000 MHz
Memory bandwidth 192.0 GB/s
Shared memory -
DirectX DirectX 11.1, Shader 5.1 12 (11_1)
Shader Model 5.1
OpenGL 4.6
OpenCL 1.2
Vulkan 1.2.131
Monero / XMR (CryptoNight) 0.39 kh/s
Bitcoin / BTC (SHA256) 346 Mh/s
Eyefinity +
Decred / DCR (Decred) 0.63 Gh/s
Ethereum / ETH (DaggerHashimoto) 16.6 Mh/s 14.5 Mh/s
Zcash / ZEC (Equihash) 145 Sol/s
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