Mobility Radeon HD 4850 vs Radeon HD 6970M

Find out if it is worth upgrading your current GPU setup by comparing Mobility Radeon HD 4850 and Radeon HD 6970M. 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 Mobility Radeon HD 4850 and Radeon HD 6970M. 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 4850 and Radeon HD 6970M are Laptop Graphics Cards

Note: Mobility Radeon HD 4850 and Radeon HD 6970M 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 Radeon HD 6970M here:

Main Specs

  Mobility Radeon HD 4850 Radeon HD 6970M
Power consumption (TDP) 75 Watt
Interface PCIe 2.0 x16 MXM-B (3.0)
Supplementary power connectors None
Memory type GDDR3 GDDR5
Maximum RAM amount 1 GB 2 GB
Display Connectors No outputs No outputs
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  • Mobility Radeon HD 4850 is connected by PCIe 2.0 x16, and Radeon HD 6970M uses MXM-B (3.0) interface.
  • Radeon HD 6970M 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 Radeon HD 6970M - with Terascale 2.
  • Core clock speed of Radeon HD 6970M is 180 MHz higher, than Mobility Radeon HD 4850.
  • Mobility Radeon HD 4850 is manufactured by 55 nm process technology, and Radeon HD 6970M - by 40 nm process technology.
  • Memory clock speed of Radeon HD 6970M is 50 MHz higher, than Mobility Radeon HD 4850.

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 5−6 14−16
The average gaming FPS of Radeon HD 6970M in Assassin's Creed Odyssey is 133% more, than Mobility Radeon HD 4850.

Full Specs

  Mobility Radeon HD 4850 Radeon HD 6970M
Architecture Terascale 1 Terascale 2
Code name M98 Blackcomb XT
Type Laptop Laptop
Release date 9 January 2009 6 January 2011
Pipelines 800 960
Core clock speed 500 MHz 680 MHz
Transistor count 956 million 1,700 million
Manufacturing process technology 55 nm 40 nm
Texture fill rate 20.00 32.64
Floating-point performance 800.0 gflops 1,305.6 gflops
Memory bus width 256 Bit 256 Bit
Memory clock speed 850 MHz 900 MHz
Memory bandwidth 54.4 GB/s 115.2 GB/s
Shared memory - -
DirectX 10.1 (10_1) 11.2 (11_0)
Shader Model 4.1 5.0
OpenGL 3.3 4.4
OpenCL 1.1 1.2
Vulkan N/A N/A
Bitcoin / BTC (SHA256) 118 Mh/s
Laptop size large large
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