AMD Radeon Instinct MI325X vs AMD Radeon Pro V620
GPU Specs Compare
Graphics Card
Release Date
Oct 2024
Nov 2021
Generation
Radeon Instinct
Radeon Pro
Type
Professional
Desktop
Bus Interface
PCIe 5.0 x16
PCIe 4.0 x16
Clock Speeds
Base Clock
1000 MHz
1825 MHz
Boost Clock
2100 MHz
2200 MHz
Memory Clock
1500 MHz
2000 MHz
Memory
Memory Size
256GB
32GB
Memory Type
HBM3e
GDDR6
Memory Bus
8192bit
256bit
Bandwidth
6.14TB/s
512.0GB/s
Render Config
Compute Units
304
72
Shading Units
19456
4608
TMUs
1216
288
ROPs
0
128
Tensor Cores
1216
-
L1 Cache
16 KB (per CU)
128 KB per Array
L2 Cache
16 MB
4 MB
L3 Cache
256 MB
128 MB
RT Cores
-
72
Theoretical Performance
Pixel Rate
0 MPixel/s
281.6 GPixel/s
Texture Rate
2553.6 GTexel/s
633.6 GTexel/s
FP16 (half)
81.72 TFLOPS
40.55 TFLOPS
FP32 (float)
81.72 TFLOPS
20.28 TFLOPS
FP64 (double)
40.86 TFLOPS
1267 GFLOPS
Graphics Processor
GPU Name
Aqua Vanjaram
Navi 21
Architecture
CDNA 3.0
RDNA 2.0
Foundry
TSMC
TSMC
Process Size
5 nm
7 nm
Transistors
153 billion
26.8 billion
Die Size
1017 mm²
520 mm²
GPU Variant
-
Navi 21 XT(215-121000177)
Board Design
TDP
1000W
300W
Suggested PSU
1400 W
700 W
Outputs
No outputs
No outputs
Power Connectors
None
2x 8-pin
Graphics Features
DirectX
N/A
12 Ultimate (12_2)
OpenGL
N/A
4.6
OpenCL
3.0
2.1
Vulkan
N/A
1.3
Shader Model
N/A
6.5