Radeon HD 5850 vs Radeon HD 8770M

Find out if it is worth upgrading your current GPU setup by comparing Radeon HD 5850 and Radeon HD 8770M. 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 5850 and Radeon HD 8770M. 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 8770M is a Laptop Graphics Card

Note: Radeon HD 8770M 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 Radeon HD 8770M here:

Main Specs

  Radeon HD 5850 Radeon HD 8770M
Power consumption (TDP) 151 Watt
Interface PCIe 2.0 x16 PCIe 3.0 x8
Supplementary power connectors 2x 6-pin
Memory type GDDR5 GDDR5
Maximum RAM amount 1 GB 2 GB
Display Connectors 2x DVI, 1x HDMI, 1x DisplayPort No outputs
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  • Radeon HD 5850 is connected by PCIe 2.0 x16, and Radeon HD 8770M uses PCIe 3.0 x8 interface.
  • Radeon HD 8770M has 1 GB more memory, than Radeon HD 5850.
  • Radeon HD 5850 is used in Desktops, and Radeon HD 8770M - in Laptops.
  • Radeon HD 5850 is build with Terascale 2 architecture, and Radeon HD 8770M - with GCN.
  • Core clock speed of Radeon HD 8770M is 50 MHz higher, than Radeon HD 5850.
  • Radeon HD 5850 is manufactured by 40 nm process technology, and Radeon HD 8770M - by 28 nm process technology.
  • Memory clock speed of Radeon HD 8770M is 2500 MHz higher, than Radeon HD 5850.

Game benchmarks

high / 1080p 9−10 7−8
ultra / 1080p 5−6 4−5
QHD / 1440p 0−1 0−1
low / 720p 21−24 16−18
medium / 1080p 12−14 8−9
The average gaming FPS of Radeon HD 5850 in Assassin's Creed Odyssey is 33% more, than Radeon HD 8770M.

Full Specs

  Radeon HD 5850 Radeon HD 8770M
Architecture Terascale 2 GCN
Code name Cypress Mars
Type Desktop Laptop
Release date 30 September 2009 16 November 2012
Pipelines 1440 384
Core clock speed 725 MHz 775 MHz
Boost Clock 825 MHz
Transistor count 2,154 million 950 million
Manufacturing process technology 40 nm 28 nm
Texture fill rate 52.20 19.80
Floating-point performance 2,088.0 gflops 633.6 gflops
Length 241 mm
Memory bus width 256 Bit 128 Bit
Memory clock speed 2000 MHz 4500 MHz
Memory bandwidth 128.0 GB/s 72 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 medium sized
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