Mobility Radeon HD 5870 Crossfire vs Radeon R7 250X

When comparing Mobility Radeon HD 5870 Crossfire and Radeon R7 250X, we look primarily at benchmarks and game tests. But it is not only about the numbers. Often you can find third-party models with higher clock speeds, better cooling, or a customizable RGB lighting. Not all of them will have all the features you need. Another thing to consider is the port selection. Most graphics cards have at least one DisplayPort and HDMI interface, but some monitors require DVI. Before you buy, check the TDP of the graphics card - this characteristic will help you estimate the consumption of the graphics card. You may even have to upgrade your PSU to meet its requirements. An important factor when choosing between Mobility Radeon HD 5870 Crossfire and Radeon R7 250X is the price. Does the additional cost justify the performance hit? Our comparison should help you make the right decision.

Mobility Radeon HD 5870 Crossfire is a Laptop Graphics Card

Note: Mobility Radeon HD 5870 Crossfire 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 Mobility Radeon HD 5870 Crossfire here:

Main Specs

  Mobility Radeon HD 5870 Crossfire Radeon R7 250X
Power consumption (TDP) 120 Watt 80 Watt
Interface PCIe 3.0 x16
Supplementary power connectors 1 x 6-pin
Memory type DDR3, GDDR3, GDDR5 GDDR5
Maximum RAM amount 2x1 GB 2 GB
Display Connectors 1x DVI, 1x HDMI, 2x mini-DisplayPort
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  • Mobility Radeon HD 5870 Crossfire has 50% more power consumption, than Radeon R7 250X.
  • Mobility Radeon HD 5870 Crossfire and Radeon R7 250X have maximum RAM of 2 GB.
  • Mobility Radeon HD 5870 Crossfire is used in Laptops, and Radeon R7 250X - in Desktops.
  • Mobility Radeon HD 5870 Crossfire is build with Terascale 2 architecture, and Radeon R7 250X - with GCN 1.0.
  • Mobility Radeon HD 5870 Crossfire is manufactured by 40 nm process technology, and Radeon R7 250X - by 28 nm process technology.
  • Memory clock speed of Radeon R7 250X is 625 MHz higher, than Mobility Radeon HD 5870 Crossfire.

Game benchmarks

high / 1080p 16−18 10−12
ultra / 1080p 9−10 6−7
QHD / 1440p 4−5 1−2
low / 720p 30−35 24−27
medium / 1080p 18−20 14−16
The average gaming FPS of Mobility Radeon HD 5870 Crossfire in Assassin's Creed Odyssey is 45% more, than Radeon R7 250X.

Full Specs

  Mobility Radeon HD 5870 Crossfire Radeon R7 250X
Architecture Terascale 2 GCN 1.0
Code name Broadway-XT Cape Verde
Type Laptop Desktop
Release date 7 January 2010 13 February 2014
Pipelines 1600 640
Core clock speed 700 MHz
Boost Clock 1000 MHz
Transistor count 1,500 million
Manufacturing process technology 40 nm 28 nm
Texture fill rate 38.00
Floating-point performance 1,216 gflops
Length 210 mm
Memory bus width 128 Bit 128 Bit
Memory clock speed 1000 MHz 1625 MHz
Memory bandwidth 96 GB/s
Shared memory -
DirectX DirectX 11, Shader 5.0
Shader Model 5.1
OpenGL 4.6
OpenCL 1.2
FreeSync +
Bus support PCIe 3.0
HDMI +
Bitcoin / BTC (SHA256) 152 Mh/s
Laptop size large
Eyefinity +
Design reference
CrossFire +
DDMA audio +
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