AMD Radeon Pro V620 vs NVIDIA RTX 4000 Ada Generation
GPU Specs Compare
Graphics Card
Release Date
Nov 2021
Aug 2023
Generation
Radeon Pro
Workstation Ada
Type
Desktop
Desktop
Bus Interface
PCIe 4.0 x16
PCIe 4.0 x16
Clock Speeds
Base Clock
1825 MHz
1500 MHz
Boost Clock
2200 MHz
2175 MHz
Memory Clock
2000 MHz
2250 MHz
Memory
Memory Size
32GB
20GB
Memory Type
GDDR6
GDDR6
Memory Bus
256bit
160bit
Bandwidth
512.0GB/s
360.0GB/s
Render Config
Compute Units
72
-
Shading Units
4608
6144
TMUs
288
192
ROPs
128
64
RT Cores
72
48
L1 Cache
128 KB per Array
128 KB (per SM)
L2 Cache
4 MB
48 MB
L3 Cache
128 MB
-
SM Count
-
48
Tensor Cores
-
192
Theoretical Performance
Pixel Rate
281.6 GPixel/s
139.2 GPixel/s
Texture Rate
633.6 GTexel/s
417.6 GTexel/s
FP16 (half)
40.55 TFLOPS
26.73 TFLOPS
FP32 (float)
20.28 TFLOPS
26.73 TFLOPS
FP64 (double)
1267 GFLOPS
417.6 GFLOPS
Graphics Processor
GPU Name
Navi 21
AD104
GPU Variant
Navi 21 XT(215-121000177)
-
Architecture
RDNA 2.0
Ada Lovelace
Foundry
TSMC
TSMC
Process Size
7 nm
5 nm
Transistors
26.8 billion
35.8 billion
Die Size
520 mm²
294 mm²
Board Design
TDP
300W
130W
Suggested PSU
700 W
300 W
Outputs
No outputs
4x DisplayPort 1.4a
Power Connectors
2x 8-pin
1x 16-pin
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
6.8
CUDA
-
8.9