AMD Radeon HD 6950 vs AMD Radeon Pro Vega II Duo
GPU Specs Compare
Graphics Card
Release Date
Dec 2010
Jun 2019
Generation
Northern Islands
Radeon Pro Mac
Type
Desktop
Desktop
Bus Interface
PCIe 2.0 x16
Apple MPX
Clock Speeds
Memory Clock
1250 MHz
1000 MHz
Base Clock
-
1400 MHz
Boost Clock
-
1720 MHz
Memory
Memory Size
2GB
32GB
Memory Type
GDDR5
HBM2
Memory Bus
256bit
4096bit
Bandwidth
160.0GB/s
1020GB/s
Render Config
Compute Units
22
64
Shading Units
1408
4096
TMUs
88
256
ROPs
32
64
L1 Cache
8 KB (per CU)
16 KB (per CU)
L2 Cache
512 KB
4 MB
Theoretical Performance
Pixel Rate
25.60 GPixel/s
110.1 GPixel/s
Texture Rate
70.40 GTexel/s
440.3 GTexel/s
FP32 (float)
2.253 TFLOPS
14.09 TFLOPS
FP64 (double)
563.2 GFLOPS
7.045 TFLOPS
FP16 (half)
-
28.18 TFLOPS
Graphics Processor
GPU Name
Cayman
Vega 20
GPU Variant
Cayman PRO(215-0807019)
Vega 20 XT
Architecture
TeraScale 3
GCN 5.1
Foundry
TSMC
TSMC
Process Size
40 nm
7 nm
Transistors
2.64 billion
13.23 billion
Die Size
389 mm²
331 mm²
Board Design
TDP
200W
475W
Suggested PSU
550 W
850 W
Outputs
2x DVI1x HDMI 1.4a2x mini-DisplayPort 1.2
1x HDMI 2.0b4x Thunderbolt
Power Connectors
2x 6-pin
None
Graphics Features
DirectX
11.2 (11_0)
12 (12_1)
OpenGL
4.4
4.6
OpenCL
1.2
2.1
Vulkan
N/A
1.3
Shader Model
5.0
6.7