Mobility Radeon HD 4850 vs Mobility Radeon HD 5870 Crossfire

In this comparison between Mobility Radeon HD 4850 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 Mobility Radeon HD 4850 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 4850 and Mobility Radeon HD 5870 Crossfire are Laptop Graphics Cards

Note: Mobility Radeon HD 4850 and Mobility Radeon HD 5870 Crossfire are only used in laptop graphics. They have 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 4850 or Mobility Radeon HD 5870 Crossfire here:

Main Specs

  Mobility Radeon HD 4850 Mobility Radeon HD 5870 Crossfire
Power consumption (TDP) 120 Watt
Interface PCIe 2.0 x16
Memory type GDDR3 DDR3, GDDR3, GDDR5
Maximum RAM amount 1 GB 2x1 GB
Display Connectors No outputs
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  • Mobility Radeon HD 5870 Crossfire has 1 GB more memory, than Mobility Radeon HD 4850.
  • Both cards are used in Laptops.
  • Mobility Radeon HD 4850 is build with Terascale 1 architecture, and Mobility Radeon HD 5870 Crossfire - with Terascale 2.
  • Core clock speed of Mobility Radeon HD 5870 Crossfire is 200 MHz higher, than Mobility Radeon HD 4850.
  • Mobility Radeon HD 4850 is manufactured by 55 nm process technology, and Mobility Radeon HD 5870 Crossfire - by 40 nm process technology.
  • Memory clock speed of Mobility Radeon HD 5870 Crossfire is 150 MHz higher, than Mobility Radeon HD 4850.

Game benchmarks

high / 1080p 3−4 16−18
ultra / 1080p 1−2 9−10
QHD / 1440p 0−1 4−5
low / 720p 14−16 30−35
medium / 1080p 5−6 18−20
The average gaming FPS of Mobility Radeon HD 5870 Crossfire in Assassin's Creed Odyssey is 216% more, than Mobility Radeon HD 4850.

Full Specs

  Mobility Radeon HD 4850 Mobility Radeon HD 5870 Crossfire
Architecture Terascale 1 Terascale 2
Code name M98 Broadway-XT
Type Laptop Laptop
Release date 9 January 2009 7 January 2010
Pipelines 800 1600
Core clock speed 500 MHz 700 MHz
Transistor count 956 million
Manufacturing process technology 55 nm 40 nm
Texture fill rate 20.00
Floating-point performance 800.0 gflops
Memory bus width 256 Bit 128 Bit
Memory clock speed 850 MHz 1000 MHz
Memory bandwidth 54.4 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 large
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