AMD Radeon Pro Vega II Duo vs AMD Radeon RX 6950 XT
GPU · Specs Compare
Graphics Card
Release Date
Jun 2019
May 2022
Generation
Radeon Pro Mac
Navi II
Type
Desktop
Desktop
Bus Interface
Apple MPX
PCIe 4.0 x16
Clock Speeds
Base Clock
1400 MHz
1860 MHz
Boost Clock
1720 MHz
2310 MHz
Memory Clock
1000 MHz
2250 MHz
Memory
Memory Size
32GB
16GB
Memory Type
HBM2
GDDR6
Memory Bus
4096bit
256bit
Bandwidth
1020GB/s
576.0GB/s
Render Config
Compute Units
64
80
Shading Units
4096
5120
TMUs
256
320
ROPs
64
128
L1 Cache
16 KB (per CU)
128 KB per Array
L2 Cache
4 MB
4 MB
RT Cores
—
80
L3 Cache
—
128 MB
Theoretical Performance
Pixel Rate
110.1 GPixel/s
295.7 GPixel/s
Texture Rate
440.3 GTexel/s
739.2 GTexel/s
FP16 (half)
28.18 TFLOPS
47.31 TFLOPS
FP32 (float)
14.09 TFLOPS
23.65 TFLOPS
FP64 (double)
7.045 TFLOPS
1478 GFLOPS
Graphics Processor
GPU Name
Vega 20
Navi 21
GPU Variant
Vega 20 XT
Navi 21 KXTX(215-121000289)
Architecture
GCN 5.1
RDNA 2.0
Foundry
TSMC
TSMC
Process Size
7 nm
7 nm
Transistors
13.23 billion
26.8 billion
Die Size
331 mm²
520 mm²
Board Design
TDP
475W
335W
Suggested PSU
850 W
700 W
Outputs
1x HDMI 2.0b4x Thunderbolt
1x HDMI 2.12x DisplayPort 1.4a
Power Connectors
None
2x 8-pin
Graphics Features
DirectX
12 (12_1)
12 Ultimate (12_2)
OpenGL
4.6
4.6
OpenCL
2.1
2.1
Vulkan
1.3
1.3
Shader Model
6.7
6.5
▲ Specs Compare
Data sourced from official specifications and benchmark tests.