NVIDIA PG506 242 vs AMD Radeon Instinct MI355X
GPU · Specs Compare
Graphics Card
Release Date
Apr 2021
Jun 2025
Generation
Tesla
Radeon Instinct
Type
Desktop
Professional
Bus Interface
PCIe 4.0 x16
PCIe 5.0 x16
Clock Speeds
Base Clock
930 MHz
1000 MHz
Boost Clock
1440 MHz
2400 MHz
Memory Clock
1215 MHz
2000 MHz
Memory
Memory Size
24GB
288GB
Memory Type
HBM2
HBM3e
Memory Bus
3072bit
8192bit
Bandwidth
933.1GB/s
8.19TB/s
Render Config
SM Count
56
—
Shading Units
3584
16384
TMUs
224
1024
ROPs
96
0
Tensor Cores
224
1216
L1 Cache
192 KB (per SM)
32 KB (per CU)
L2 Cache
24 MB
32 MB
Compute Units
—
256
L3 Cache
—
256 MB
Theoretical Performance
Pixel Rate
138.2 GPixel/s
0 MPixel/s
Texture Rate
322.6 GTexel/s
2457.6 GTexel/s
FP16 (half)
10.32 TFLOPS
78.64 TFLOPS
FP32 (float)
10.32 TFLOPS
78.64 TFLOPS
FP64 (double)
5.161 TFLOPS
39.32 TFLOPS
Graphics Processor
GPU Name
GA100
MI350 256CU
Architecture
Ampere
CDNA 4.0
Foundry
TSMC
TSMC
Process Size
7 nm
3 nm
Transistors
54.2 billion
185 billion
Die Size
826 mm²
Unknown
Board Design
TDP
165W
1400W
Suggested PSU
450 W
1800 W
Outputs
No outputs
No outputs
Power Connectors
8-pin EPS
None
Graphics Features
DirectX
N/A
N/A
OpenGL
N/A
N/A
OpenCL
3.0
3.0
Vulkan
N/A
N/A
CUDA
8.0
—
Shader Model
N/A
N/A
▲ Specs Compare
Data sourced from official specifications and benchmark tests.