Radeon HD 6850M vs Radeon HD 7770M

Find out if it is worth upgrading your current GPU setup by comparing Radeon HD 6850M and Radeon HD 7770M. 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 Radeon HD 6850M and Radeon HD 7770M. 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.

Radeon HD 6850M and Radeon HD 7770M are Laptop Graphics Cards

Note: Radeon HD 6850M and Radeon HD 7770M 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 Radeon HD 6850M or Radeon HD 7770M here:

Main Specs

  Radeon HD 6850M Radeon HD 7770M
Power consumption (TDP) 50 Watt 32 Watt
Interface PCIe 2.0 x16 PCIe 2.0 x16
Memory type DDR3, GDDR5 GDDR5
Maximum RAM amount 1 GB 1 GB
Display Connectors No outputs No outputs
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  • Radeon HD 6850M has 56% more power consumption, than Radeon HD 7770M.
  • Both video cards are using PCIe 2.0 x16 interface connection to a motherboard.
  • Radeon HD 6850M and Radeon HD 7770M have maximum RAM of 1 GB.
  • Both cards are used in Laptops.
  • Radeon HD 6850M is build with Terascale 2 architecture, and Radeon HD 7770M - with GCN.
  • Core clock speed of Radeon HD 7770M is 100 MHz higher, than Radeon HD 6850M.
  • Radeon HD 6850M is manufactured by 40 nm process technology, and Radeon HD 7770M - by 28 nm process technology.
  • Memory clock speed of Radeon HD 7770M is 3200 MHz higher, than Radeon HD 6850M.

Game benchmarks

high / 1080p 2−3 9−10
ultra / 1080p 0−1 5−6
QHD / 1440p 0−1 0−1
low / 720p 12−14 21−24
medium / 1080p 3−4 10−12
The average gaming FPS of Radeon HD 7770M in Assassin's Creed Odyssey is 133% more, than Radeon HD 6850M.

Full Specs

  Radeon HD 6850M Radeon HD 7770M
Architecture Terascale 2 GCN
Code name Granville Pro/LP Chelsea XT
Type Laptop Laptop
Release date 6 January 2011 24 April 2012
Pipelines 800 512
Core clock speed 575 / 675 MHz 675 MHz
Transistor count 1,040 million 1,500 million
Manufacturing process technology 40 nm 28 nm
Texture fill rate 27.00 21.60
Floating-point performance 1,080.0 gflops 691.2 gflops
Memory bus width 128 Bit 128 Bit
Memory clock speed 800 MHz 4000 MHz
Memory bandwidth 25.6 GB/s 64 GB/s
Shared memory - -
DirectX 11.2 (11_0) 12 (11_1)
Shader Model 5.0 5.1
OpenGL 4.4 4.6
OpenCL 1.2 1.2
Vulkan N/A 1.2.131
Laptop size large medium sized
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