Radeon HD 7770M vs Radeon RX Vega 11

If you are going to buy a new graphics card and are choosing between Radeon HD 7770M and Radeon RX Vega 11, there are a couple of things to consider. Cards with more VRAM in general perform better and allow you to play on higher graphics settings. Size also makes a difference. A model with a large heatsink can occupy up to three expansion slots on a motherboard. Be sure you have enough room in your PC case. When comparing GPUs with different architectures, more processing cores and even higher TFLOPS will not always translate to better performance. To help you decide which GPU you need, we have measured frame rates in a number of popular games. For more on how the Radeon HD 7770M stacks up against Radeon RX Vega 11, check out specs charts below.

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 RX Vega 11
Power consumption (TDP) 32 Watt 15 Watt
Interface PCIe 2.0 x16 IGP
Supplementary power connectors None
Memory type GDDR5 System Shared
Maximum RAM amount 1 GB
Display Connectors No outputs No outputs
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  • Radeon HD 7770M has 113% more power consumption, than Radeon RX Vega 11.
  • Radeon HD 7770M is connected by PCIe 2.0 x16, and Radeon RX Vega 11 uses IGP interface.
  • Radeon HD 7770M is used in Laptops, and Radeon RX Vega 11 - in Desktops.
  • Radeon HD 7770M is build with GCN architecture, and Radeon RX Vega 11 - with Vega.
  • Radeon HD 7770M is manufactured by 28 nm process technology, and Radeon RX Vega 11 - by 14 nm process technology.

Game benchmarks

high / 1080p 9−10 10−11
ultra / 1080p 5−6 6−7
QHD / 1440p 0−1 1−2
low / 720p 21−24 21−24
medium / 1080p 10−12 12−14
The average gaming FPS of Radeon RX Vega 11 in Assassin's Creed Odyssey is 8% more, than Radeon HD 7770M.

Full Specs

  Radeon HD 7770M Radeon RX Vega 11
Architecture GCN Vega
Code name Chelsea XT Vega Raven Ridge
Type Laptop Desktop
Release date 24 April 2012 26 October 2017
Pipelines 512 704
Core clock speed 675 MHz
Boost Clock 1240 MHz
Transistor count 1,500 million 4,940 million
Manufacturing process technology 28 nm 14 nm
Texture fill rate 21.60 61.60
Floating-point performance 691.2 gflops 1,760 gflops
Memory bus width 128 Bit
Memory clock speed 4000 MHz
Memory bandwidth 64 GB/s
Shared memory - -
DirectX 12 (11_1) 12 (12_1)
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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