AMD Radeon Pro W6900X vs NVIDIA RTX A2000
GPU Specs Compare
Graphics Card
Release Date
Aug 2021
Aug 2021
Generation
Radeon Pro Mac
Quadro Ampere
Type
Desktop
Professional
Bus Interface
PCIe 4.0 x16
PCIe 4.0 x16
Clock Speeds
Base Clock
1825 MHz
562 MHz
Boost Clock
2150 MHz
1200 MHz
Memory Clock
2000 MHz
1500 MHz
Memory
Memory Size
32GB
6GB
Memory Type
GDDR6
GDDR6
Memory Bus
256bit
192bit
Bandwidth
512.0GB/s
288.0GB/s
Render Config
Compute Units
80
-
Shading Units
5120
3328
TMUs
320
104
ROPs
128
48
RT Cores
80
26
L1 Cache
128 KB per Array
128 KB (per SM)
L2 Cache
4 MB
3 MB
L3 Cache
128 MB
-
SM Count
-
26
Tensor Cores
-
104
Theoretical Performance
Pixel Rate
275.2 GPixel/s
57.60 GPixel/s
Texture Rate
688.0 GTexel/s
124.8 GTexel/s
FP16 (half)
44.03 TFLOPS
7.987 TFLOPS
FP32 (float)
22.02 TFLOPS
7.987 TFLOPS
FP64 (double)
1376 GFLOPS
124.8 GFLOPS
Graphics Processor
GPU Name
Navi 21
GA106
GPU Variant
Navi 21 Pro-XTA
GA106-850-A1
Architecture
RDNA 2.0
Ampere
Foundry
TSMC
Samsung
Process Size
7 nm
8 nm
Transistors
26.8 billion
12 billion
Die Size
520 mm²
276 mm²
Board Design
TDP
300W
70W
Suggested PSU
700 W
250 W
Outputs
1x HDMI 2.14x Thunderbolt
4x mini-DisplayPort 1.4a
Power Connectors
None
None
Graphics Features
DirectX
12 Ultimate (12_2)
12 Ultimate (12_2)
OpenGL
4.6
4.6
OpenCL
2.1
3.0
Vulkan
1.3
1.3
Shader Model
6.5
6.7
CUDA
-
8.6