FireStream 9250 vs Mobility Radeon HD 5870 Crossfire

In this comparison between FireStream 9250 and Mobility Radeon HD 5870 Crossfire 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 FireStream 9250 will be the best choice, for others Mobility Radeon HD 5870 Crossfire will be their preference. Study the comparison tables below and make your choice.

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

  FireStream 9250 Mobility Radeon HD 5870 Crossfire
Power consumption (TDP) 150 Watt 120 Watt
Interface PCIe 2.0 x16
Supplementary power connectors 1x 6-pin
Memory type GDDR3 DDR3, GDDR3, GDDR5
Maximum RAM amount 1 GB 2x1 GB
Display Connectors 1x DVI
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  • FireStream 9250 has 25% more power consumption, than Mobility Radeon HD 5870 Crossfire.
  • Mobility Radeon HD 5870 Crossfire has 1 GB more memory, than FireStream 9250.
  • FireStream 9250 is used in Desktops, and Mobility Radeon HD 5870 Crossfire - in Laptops.
  • FireStream 9250 is build with TeraScale architecture, and Mobility Radeon HD 5870 Crossfire - with Terascale 2.
  • Core clock speed of Mobility Radeon HD 5870 Crossfire is 75 MHz higher, than FireStream 9250.
  • FireStream 9250 is manufactured by 55 nm process technology, and Mobility Radeon HD 5870 Crossfire - by 40 nm process technology.
  • Memory clock speed of FireStream 9250 is 986 MHz higher, than Mobility Radeon HD 5870 Crossfire.

Game benchmarks

high / 1080p 2−3 16−18
ultra / 1080p 1−2 9−10
QHD / 1440p 0−1 4−5
low / 720p 12−14 30−35
medium / 1080p 5−6 18−20
The average gaming FPS of Mobility Radeon HD 5870 Crossfire in Assassin's Creed Odyssey is 280% more, than FireStream 9250.

Full Specs

  FireStream 9250 Mobility Radeon HD 5870 Crossfire
Architecture TeraScale Terascale 2
Code name RV770 Broadway-XT
Type Desktop Laptop
Release date 16 June 2008 7 January 2010
Pipelines 800 1600
Core clock speed 625 MHz 700 MHz
Transistor count 956 million
Manufacturing process technology 55 nm 40 nm
Texture fill rate 25.00
Floating-point performance 1,000.0 gflops
Memory bus width 256 Bit 128 Bit
Memory clock speed 1986 MHz 1000 MHz
Memory bandwidth 63.55 GB/s
Shared memory -
DirectX 10.1 (10_1) DirectX 11, Shader 5.0
Shader Model 4.1
OpenGL 3.3
OpenCL 1.1
Vulkan N/A
Laptop size large
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