Radeon HD 7770M vs Radeon Pro 580X

When choosing between Radeon HD 7770M and Radeon Pro 580X, it is worth examining the specifications of the models in detail. Do they meet the recommended requirements of modern games and software? Storage capacity, form factor, TDP, available ports, warranty and manufacturer support are all important. For example, the size of a PC case can limit the maximum thickness and length of the card. Often, instead of the factory overclocked card and RGB backlight, it is better to choose a reference model with a more efficient GPU. And make sure that your current power supply unit has the correct connection pins (using adapters is not recommended). This GPUs compare tool is meant to help you to choose the best graphics card for your build. Let's find out the difference between Radeon HD 7770M and Radeon Pro 580X.

Radeon HD 7770M is a Laptop Graphics Card

Note: Radeon HD 7770M 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 7770M here:

Main Specs

  Radeon HD 7770M Radeon Pro 580X
Power consumption (TDP) 32 Watt 150 Watt
Interface PCIe 2.0 x16 PCIe 3.0 x16
Supplementary power connectors None
Memory type GDDR5 GDDR5
Maximum RAM amount 1 GB 8 GB
Display Connectors No outputs No outputs
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  • Radeon Pro 580X has 368% more power consumption, than Radeon HD 7770M.
  • Radeon HD 7770M is connected by PCIe 2.0 x16, and Radeon Pro 580X uses PCIe 3.0 x16 interface.
  • Radeon Pro 580X has 7 GB more memory, than Radeon HD 7770M.
  • Radeon HD 7770M is used in Laptops, and Radeon Pro 580X - in Desktops.
  • Radeon HD 7770M is build with GCN architecture, and Radeon Pro 580X - with GCN 4.0.
  • Core clock speed of Radeon Pro 580X is 425 MHz higher, than Radeon HD 7770M.
  • Radeon HD 7770M is manufactured by 28 nm process technology, and Radeon Pro 580X - by 14 nm process technology.
  • Memory clock speed of Radeon Pro 580X is 2780 MHz higher, than Radeon HD 7770M.

Game benchmarks

high / 1080p 9−10 35−40
ultra / 1080p 5−6 24−27
QHD / 1440p 0−1 18−20
4K / 2160p 10−12
low / 720p 21−24 60−65
medium / 1080p 10−12 45−50
The average gaming FPS of Radeon Pro 580X in Assassin's Creed Odyssey is 258% more, than Radeon HD 7770M.

Full Specs

  Radeon HD 7770M Radeon Pro 580X
Architecture GCN GCN 4.0
Code name Chelsea XT Polaris 20
Type Laptop Workstation
Release date 24 April 2012 18 March 2019
Pipelines 512 2304
Core clock speed 675 MHz 1100 MHz
Boost Clock 1200 MHz
Transistor count 1,500 million 5,700 million
Manufacturing process technology 28 nm 14 nm
Texture fill rate 21.60 172.8
Floating-point performance 691.2 gflops
Memory bus width 128 Bit 256 Bit
Memory clock speed 4000 MHz 6780 MHz
Memory bandwidth 64 GB/s 217.0 GB/s
Shared memory -
DirectX 12 (11_1) 12 (12_0)
Shader Model 5.1 6.4
OpenGL 4.6 4.6
OpenCL 1.2 2.0
Vulkan 1.2.131 1.2.131
Laptop size medium sized
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