Radeon HD 7770M vs Radeon RX Vega M GL

When choosing between Radeon HD 7770M and Radeon RX Vega M GL, 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 RX Vega M GL.

Radeon HD 7770M and Radeon RX Vega M GL are Laptop Graphics Cards

Note: Radeon HD 7770M and Radeon RX Vega M GL 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 7770M or Radeon RX Vega M GL here:

Main Specs

  Radeon HD 7770M Radeon RX Vega M GL
Power consumption (TDP) 32 Watt 65 Watt
Interface PCIe 2.0 x16 IGP
Memory type GDDR5 HBM2
Maximum RAM amount 1 GB 4 GB
Display Connectors No outputs No outputs
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  • Radeon RX Vega M GL has 103% more power consumption, than Radeon HD 7770M.
  • Radeon HD 7770M is connected by PCIe 2.0 x16, and Radeon RX Vega M GL uses IGP interface.
  • Radeon RX Vega M GL has 3 GB more memory, than Radeon HD 7770M.
  • Both cards are used in Laptops.
  • Radeon HD 7770M is build with GCN architecture, and Radeon RX Vega M GL - with GCN 4.0.
  • Core clock speed of Radeon RX Vega M GL is 256 MHz higher, than Radeon HD 7770M.
  • Radeon HD 7770M is manufactured by 28 nm process technology, and Radeon RX Vega M GL - by 14 nm process technology.
  • Memory clock speed of Radeon HD 7770M is 2600 MHz higher, than Radeon RX Vega M GL.

Game benchmarks

high / 1080p 9−10 16−18
ultra / 1080p 5−6 10−11
QHD / 1440p 0−1 4−5
low / 720p 21−24 35−40
medium / 1080p 10−12 21−24
The average gaming FPS of Radeon RX Vega M GL in Assassin's Creed Odyssey is 75% more, than Radeon HD 7770M.

Full Specs

  Radeon HD 7770M Radeon RX Vega M GL
Architecture GCN GCN 4.0
Code name Chelsea XT Polaris 22
Type Laptop Laptop
Release date 24 April 2012 1 February 2018
Pipelines 512 1280
Core clock speed 675 MHz 931 MHz
Boost Clock 1011 MHz
Transistor count 1,500 million 5,000 million
Manufacturing process technology 28 nm 14 nm
Texture fill rate 21.60 80.88
Floating-point performance 691.2 gflops 2,588 gflops
Memory bus width 128 Bit 1024 Bit
Memory clock speed 4000 MHz 1400 MHz
Memory bandwidth 64 GB/s 179.2 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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