Radeon HD 4870 X2 vs Radeon R7 250X

In this comparison between Radeon HD 4870 X2 and Radeon R7 250X 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 4870 X2 will be the best choice, for others Radeon R7 250X will be their preference. Study the comparison tables below and make your choice.

Main Specs

  Radeon HD 4870 X2 Radeon R7 250X
Power consumption (TDP) 286 Watt 80 Watt
Interface PCIe 2.0 x16 PCIe 3.0 x16
Supplementary power connectors 1x 6-pin + 1x 8-pin 1 x 6-pin
Memory type GDDR5 GDDR5
Maximum RAM amount 1 GB 2 GB
Display Connectors 2x DVI, 1x S-Video 1x DVI, 1x HDMI, 2x mini-DisplayPort
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  • Radeon HD 4870 X2 has 257% more power consumption, than Radeon R7 250X.
  • Radeon HD 4870 X2 is connected by PCIe 2.0 x16, and Radeon R7 250X uses PCIe 3.0 x16 interface.
  • Radeon R7 250X has 1 GB more memory, than Radeon HD 4870 X2.
  • Both cards are used in Desktops.
  • Radeon HD 4870 X2 is build with TeraScale architecture, and Radeon R7 250X - with GCN 1.0.
  • Radeon HD 4870 X2 is manufactured by 55 nm process technology, and Radeon R7 250X - by 28 nm process technology.
  • Radeon HD 4870 X2 is 57 mm longer, than Radeon R7 250X.
  • Memory clock speed of Radeon HD 4870 X2 is 1975 MHz higher, than Radeon R7 250X.

Game benchmarks

high / 1080p 3−4 10−12
ultra / 1080p 1−2 6−7
QHD / 1440p 0−1 1−2
low / 720p 14−16 24−27
medium / 1080p 6−7 14−16
The average gaming FPS of Radeon R7 250X in Assassin's Creed Odyssey is 133% more, than Radeon HD 4870 X2.

Full Specs

  Radeon HD 4870 X2 Radeon R7 250X
Architecture TeraScale GCN 1.0
Code name R700 Cape Verde
Type Desktop Desktop
Release date 12 August 2008 13 February 2014
Pipelines 800 640
Core clock speed 700 MHz
Boost Clock 1000 MHz
Transistor count 956 million 1,500 million
Manufacturing process technology 55 nm 28 nm
Texture fill rate 28.00 38.00
Floating-point performance 2x 1,120.0 gflops 1,216 gflops
Length 267 mm 210 mm
Memory bus width 256 Bit 128 Bit
Memory clock speed 3600 MHz 1625 MHz
Memory bandwidth 115.2 GB/s 96 GB/s
DirectX 10.1 (10_1)
Shader Model 4.1 5.1
OpenGL 3.3 4.6
OpenCL 1.1 1.2
Vulkan N/A
FreeSync +
Bus support PCIe 3.0
HDMI +
Bitcoin / BTC (SHA256) 152 Mh/s
Eyefinity +
Design reference
CrossFire +
DDMA audio +
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