AMD Radeon Instinct MI325X vs NVIDIA RTX 4000 SFF Ada Generation
GPU Specs Compare
Graphics Card
Release Date
Oct 2024
Nov 2018
Generation
Radeon Instinct
Radeon Instinct
Type
Professional
Professional
Bus Interface
PCIe 5.0 x16
PCIe 4.0 x16
Clock Speeds
Base Clock
1000 MHz
1200 MHz
Boost Clock
2100 MHz
1746 MHz
Memory Clock
1500 MHz
1000 MHz
Memory
Memory Size
256GB
16GB
Memory Type
HBM3e
HBM2
Memory Bus
8192bit
4096bit
Bandwidth
6.14TB/s
1.02TB/s
Render Config
Compute Units
304
60
Shading Units
19456
3840
TMUs
1216
240
ROPs
0
64
Tensor Cores
1216
192
L1 Cache
16 KB (per CU)
16 KB (per CU)
L2 Cache
16 MB
4 MB
L3 Cache
256 MB
-
SM Count
-
48
RT Cores
-
48
Theoretical Performance
Pixel Rate
0 MPixel/s
111.7 GPixel/s
Texture Rate
2553.6 GTexel/s
419.0 GTexel/s
FP16 (half)
81.72 TFLOPS
26.82 TFLOPS
FP32 (float)
81.72 TFLOPS
13.41 TFLOPS
FP64 (double)
40.86 TFLOPS
6.705 TFLOPS
Graphics Processor
GPU Name
Aqua Vanjaram
Vega 20
Architecture
CDNA 3.0
GCN 5.1
Foundry
TSMC
TSMC
Process Size
5 nm
7 nm
Transistors
153 billion
13.23 billion
Die Size
1017 mm²
331 mm²
GPU Variant
-
Vega 20 GLXT
Board Design
TDP
1000W
300W
Suggested PSU
1400 W
700 W
Outputs
No outputs
1x mini-DisplayPort 1.4a
Power Connectors
None
2x 8-pin
Graphics Features
DirectX
N/A
12 (12_1)
OpenGL
N/A
4.6
OpenCL
3.0
2.1
Vulkan
N/A
1.3
Shader Model
N/A
6.7
CUDA
-
8.9