Radeon HD 7870 vs Radeon R9 270X

When choosing between Radeon HD 7870 and Radeon R9 270X, it is worth examining the specifications of the models in detail. Do they meet the recommended requirements of modern games and software? Storage capacity, form factor, TDP, available ports, warranty and manufacturer support are all important. For example, the size of a PC case can limit the maximum thickness and length of the card. Often, instead of the factory overclocked card and RGB backlight, it is better to choose a reference model with a more efficient GPU. And make sure that your current power supply unit has the correct connection pins (using adapters is not recommended). This GPUs compare tool is meant to help you to choose the best graphics card for your build. Let's find out the difference between Radeon HD 7870 and Radeon R9 270X.

Main Specs

  Radeon HD 7870 Radeon R9 270X
Power consumption (TDP) 175 Watt 180 Watt
Interface PCIe 3.0 x16
Supplementary power connectors 2 x 6-pin
Memory type GDDR5 GDDR5
Maximum RAM amount 2 GB 2 GB
Display Connectors 2x DVI, 1x HDMI, 1x DisplayPort
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  • Radeon R9 270X has 2% more power consumption, than Radeon HD 7870.
  • Radeon HD 7870 and Radeon R9 270X have maximum RAM of 2 GB.
  • Both cards are used in Desktops.
  • Radeon HD 7870 and Radeon R9 270X are build with GCN architecture.
  • Radeon HD 7870 and Radeon R9 270X are manufactured by 28 nm process technology.

Game benchmarks

high / 1080p 24−27 24−27
ultra / 1080p 14−16 14−16
QHD / 1440p 9−10 10−11
4K / 2160p 6−7 6−7
low / 720p 45−50 45−50
medium / 1080p 30−33 30−35
Radeon HD 7870 and Radeon R9 270X have the same average FPS in Assassin's Creed Odyssey.

Full Specs

  Radeon HD 7870 Radeon R9 270X
Architecture GCN GCN
Code name Pitcairn XT Curacao XT
Type Desktop Desktop
Release date 5 March 2012 8 October 2013
Pipelines 1280 1280
Core clock speed 1000 MHz
Boost Clock 1050 MHz
Transistor count 2800 Million 2,800 million
Manufacturing process technology 28 nm 28 nm
Texture fill rate 84.00
Floating-point performance 2,688 gflops
Memory bus width 256 Bit 256 Bit
Memory clock speed 4800 MHz
Memory bandwidth 179.2 GB/s
Shared memory - -
DirectX DirectX 11.1, Shader 5.1
Shader Model 5.1
OpenGL 4.6
OpenCL 1.2
Vulkan +
Monero / XMR (CryptoNight) 0.39 kh/s
FreeSync +
Bus support PCIe 3.0
HDMI +
Bitcoin / BTC (SHA256) 318 Mh/s
Eyefinity + +
HD3D +
TrueAudio +
Design reference
DisplayPort support +
CrossFire +
DDMA audio +
Decred / DCR (Decred) 0.63 Gh/s
Ethereum / ETH (DaggerHashimoto) 16.6 Mh/s 30 Mh/s
Zcash / ZEC (Equihash) 145 Sol/s 163 Sol/s
AppAcceleration +
LiquidVR +
TressFX +
UVD +
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