NVIDIA RTX A5000-12Q vs AMD Radeon Pro V620
GPU Specs Compare
Graphics Card
Release Date
Apr 2021
Nov 2021
Generation
Quadro Ampere
Radeon Pro
Type
Desktop
Desktop
Bus Interface
PCIe 4.0 x16
PCIe 4.0 x16
Clock Speeds
Base Clock
1170 MHz
1825 MHz
Boost Clock
1695 MHz
2200 MHz
Memory Clock
2000 MHz
2000 MHz
Memory
Memory Size
12GB
32GB
Memory Type
GDDR6
GDDR6
Memory Bus
384bit
256bit
Bandwidth
768.0GB/s
512.0GB/s
Render Config
SM Count
64
-
Shading Units
8192
4608
TMUs
256
288
ROPs
96
128
Tensor Cores
256
-
RT Cores
64
72
L1 Cache
128 KB (per SM)
128 KB per Array
L2 Cache
6 MB
4 MB
Compute Units
-
72
L3 Cache
-
128 MB
Theoretical Performance
Pixel Rate
162.7 GPixel/s
281.6 GPixel/s
Texture Rate
433.9 GTexel/s
633.6 GTexel/s
FP16 (half)
27.77 TFLOPS
40.55 TFLOPS
FP32 (float)
27.77 TFLOPS
20.28 TFLOPS
FP64 (double)
433.9 GFLOPS
1267 GFLOPS
Graphics Processor
GPU Name
GA102
Navi 21
Architecture
Ampere
RDNA 2.0
Foundry
Samsung
TSMC
Process Size
8 nm
7 nm
Transistors
28.3 billion
26.8 billion
Die Size
628 mm²
520 mm²
GPU Variant
-
Navi 21 XT(215-121000177)
Board Design
TDP
230W
300W
Suggested PSU
550 W
700 W
Outputs
4x DisplayPort 1.4a
No outputs
Power Connectors
1x 8-pin
2x 8-pin
Graphics Features
DirectX
12 Ultimate (12_2)
12 Ultimate (12_2)
OpenGL
4.6
4.6
OpenCL
3.0
2.1
Vulkan
1.3
1.3
CUDA
8.6
-
Shader Model
6.7
6.5