FireStream 9270 vs Mobility Radeon HD 5870 Crossfire

Find out if it is worth upgrading your current GPU setup by comparing FireStream 9270 and Mobility Radeon HD 5870 Crossfire. Here you can take a closer look at graphics cards specs, such as core clock speed, memory type and size, display connectors, etc. The price, overall benchmark and gaming performances are usually defining factors when it comes to choosing between FireStream 9270 and Mobility Radeon HD 5870 Crossfire. Make sure that the graphics card has compatible dimensions and will properly fit in your new or current computer case. Also these graphics cards may have different system power recommendations, so take that into consideration and upgrade your PSU if necessary.

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 9270 Mobility Radeon HD 5870 Crossfire
Power consumption (TDP) 160 Watt 120 Watt
Interface PCIe 2.0 x16
Supplementary power connectors 2x 6-pin
Memory type GDDR5 DDR3, GDDR3, GDDR5
Maximum RAM amount 2 GB 2x1 GB
Display Connectors 1x DVI
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  • FireStream 9270 has 33% more power consumption, than Mobility Radeon HD 5870 Crossfire.
  • FireStream 9270 and Mobility Radeon HD 5870 Crossfire have maximum RAM of 2 GB.
  • FireStream 9270 is used in Desktops, and Mobility Radeon HD 5870 Crossfire - in Laptops.
  • FireStream 9270 is build with TeraScale architecture, and Mobility Radeon HD 5870 Crossfire - with Terascale 2.
  • Core clock speed of FireStream 9270 is 50 MHz higher, than Mobility Radeon HD 5870 Crossfire.
  • FireStream 9270 is manufactured by 55 nm process technology, and Mobility Radeon HD 5870 Crossfire - by 40 nm process technology.
  • Memory clock speed of FireStream 9270 is 2600 MHz higher, than Mobility Radeon HD 5870 Crossfire.

Game benchmarks

high / 1080p 5−6 16−18
ultra / 1080p 2−3 9−10
QHD / 1440p 2−3 4−5
low / 720p 14−16 30−35
medium / 1080p 7−8 18−20
The average gaming FPS of Mobility Radeon HD 5870 Crossfire in Assassin's Creed Odyssey is 166% more, than FireStream 9270.

Full Specs

  FireStream 9270 Mobility Radeon HD 5870 Crossfire
Architecture TeraScale Terascale 2
Code name RV770 Broadway-XT
Type Desktop Laptop
Release date 13 November 2008 7 January 2010
Pipelines 800 1600
Core clock speed 750 MHz 700 MHz
Transistor count 956 million
Manufacturing process technology 55 nm 40 nm
Texture fill rate 30.00
Floating-point performance 1,200.0 gflops
Memory bus width 256 Bit 128 Bit
Memory clock speed 3600 MHz 1000 MHz
Memory bandwidth 115.2 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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