NVIDIA RTX PRO 4500 Blackwell vs AMD Radeon Instinct MI355X
GPU · Specs Compare
Graphics Card
Release Date
Mar 2025
Jun 2025
Generation
Blackwell PRO W
Radeon Instinct
Type
Desktop
Professional
Bus Interface
PCIe 5.0 x16
PCIe 5.0 x16
Clock Speeds
Base Clock
1635 MHz
1000 MHz
Boost Clock
2407 MHz
2400 MHz
Memory Clock
1750 MHz
2000 MHz
Memory
Memory Size
32GB
288GB
Memory Type
GDDR7
HBM3e
Memory Bus
256bit
8192bit
Bandwidth
896.0GB/s
8.19TB/s
Render Config
SM Count
82
—
Shading Units
10496
16384
TMUs
328
1024
ROPs
112
0
Tensor Cores
328
1216
RT Cores
82
—
L1 Cache
128 KB (per SM)
32 KB (per CU)
L2 Cache
64 MB
32 MB
Compute Units
—
256
L3 Cache
—
256 MB
Theoretical Performance
Pixel Rate
269.6 GPixel/s
0 MPixel/s
Texture Rate
789.5 GTexel/s
2457.6 GTexel/s
FP16 (half)
50.53 TFLOPS
78.64 TFLOPS
FP32 (float)
50.53 TFLOPS
78.64 TFLOPS
FP64 (double)
789.5 GFLOPS
39.32 TFLOPS
Graphics Processor
GPU Name
GB203
MI350 256CU
Architecture
Blackwell 2.0
CDNA 4.0
Foundry
TSMC
TSMC
Process Size
5 nm
3 nm
Transistors
45.6 billion
185 billion
Die Size
378 mm²
Unknown
Board Design
TDP
200W
1400W
Suggested PSU
550 W
1800 W
Outputs
4x DisplayPort 2.1b
No outputs
Power Connectors
1x 16-pin
None
Graphics Features
DirectX
12 Ultimate (12_2)
N/A
OpenGL
4.6
N/A
OpenCL
3.0
3.0
Vulkan
1.4
N/A
CUDA
12.0
—
Shader Model
6.8
N/A
▲ Specs Compare
Data sourced from official specifications and benchmark tests.