Radeon HD 6770M and Radeon Pro Vega 20 - video card comparison
Passmark - benchmark score Radeon HD 6770M vs Radeon Pro Vega 20
Radeon HD 6770M
993
Radeon Pro Vega 20
5458
Radeon HD 6770M
Radeon Pro Vega 20
Architecture
Terascale 2 (2009−2015)
Vega (2017−2021)
GPU code name
Whistler-XT
Vega Mobile
Market segment
Laptop
Mobile workstation
Release date
January 2011
November 2018
Interface
MXM-A (3.0)
PCIe 3.0 x16
Supplementary power connectors
-
1x 6-pin + 1x 8-pin
Boost clock speed
-
1283 MHz
Core clock speed
675 / 725 MHz
815 MHz
Floating-point performance
696.0 gflops
-
Manufacturing process technology
40 nm
14 nm
Number of transistors
716 million
-
Pipelines / CUDA cores
480
1280
Power consumption (TDP)
35 Watt
100 Watt
Texture fill rate
17.40
102.6
Memory type
GDDR5
HBM2
Maximum RAM amount
1 GB
4 GB
Memory bus width
128 Bit
1024 Bit
Memory clock speed
800 MHz
1480 MHz
Memory bandwidth
57.6 GB/s
189.4 GB/s
Shared memory
-
-
Display Connectors
No outputs
No outputs
DirectX
11.2 (11_0)
12 (12_1)
OpenCL
1.2
2.0
OpenGL
4.4
4.6
Shader Model
5.0
6.3
Vulkan
N/A
1.2.131