Radeon HD 7870 vs Radeon R7 250X

If you are going to buy a new graphics card and are choosing between Radeon HD 7870 and Radeon R7 250X, 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 7870 stacks up against Radeon R7 250X, check out specs charts below.

Main Specs

  Radeon HD 7870 Radeon R7 250X
Power consumption (TDP) 175 Watt 80 Watt
Interface PCIe 3.0 x16
Supplementary power connectors 1 x 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 has 118% more power consumption, than Radeon R7 250X.
  • Radeon HD 7870 and Radeon R7 250X have maximum RAM of 2 GB.
  • Both cards are used in Desktops.
  • Radeon HD 7870 is build with GCN architecture, and Radeon R7 250X - with GCN 1.0.
  • Radeon HD 7870 and Radeon R7 250X are manufactured by 28 nm process technology.
  • Memory clock speed of Radeon HD 7870 is 3175 MHz higher, than Radeon R7 250X.

Game benchmarks

high / 1080p 24−27 10−12
ultra / 1080p 14−16 6−7
QHD / 1440p 9−10 1−2
4K / 2160p 6−7
low / 720p 45−50 24−27
medium / 1080p 30−33 14−16
The average gaming FPS of Radeon HD 7870 in Assassin's Creed Odyssey is 127% more, than Radeon R7 250X.

Full Specs

  Radeon HD 7870 Radeon R7 250X
Architecture GCN GCN 1.0
Code name Pitcairn XT Cape Verde
Type Desktop Desktop
Release date 5 March 2012 13 February 2014
Pipelines 1280 640
Core clock speed 1000 MHz
Boost Clock 1000 MHz
Transistor count 2800 Million 1,500 million
Manufacturing process technology 28 nm 28 nm
Texture fill rate 38.00
Floating-point performance 1,216 gflops
Length 210 mm
Memory bus width 256 Bit 128 Bit
Memory clock speed 4800 MHz 1625 MHz
Memory bandwidth 96 GB/s
Shared memory -
DirectX DirectX 11.1, Shader 5.1
Shader Model 5.1
OpenGL 4.6
OpenCL 1.2
Monero / XMR (CryptoNight) 0.39 kh/s
FreeSync +
Bus support PCIe 3.0
HDMI +
Bitcoin / BTC (SHA256) 152 Mh/s
Eyefinity + +
Design reference
CrossFire +
DDMA audio +
Decred / DCR (Decred) 0.63 Gh/s
Ethereum / ETH (DaggerHashimoto) 16.6 Mh/s
Zcash / ZEC (Equihash) 145 Sol/s
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