NVIDIA RTX PRO 4500 Blackwell vs NVIDIA RTX A5500 Mobile
GPU Specs Compare
Graphics Card
Release Date
Mar 2025
Mar 2022
Generation
Blackwell PRO W
Ampere-MW
Type
Desktop
Professional
Bus Interface
PCIe 5.0 x16
PCIe 4.0 x16
Clock Speeds
Base Clock
1635 MHz
975 MHz
Boost Clock
2407 MHz
1500 MHz
Memory Clock
1750 MHz
2000 MHz
Memory
Memory Size
32GB
16GB
Memory Type
GDDR7
GDDR6
Memory Bus
256bit
256bit
Bandwidth
896.0GB/s
512.0GB/s
Render Config
SM Count
82
58
Shading Units
10496
7424
TMUs
328
232
ROPs
112
96
Tensor Cores
328
232
RT Cores
82
58
L1 Cache
128 KB (per SM)
128 KB (per SM)
L2 Cache
64 MB
4 MB
Theoretical Performance
Pixel Rate
269.6 GPixel/s
144.0 GPixel/s
Texture Rate
789.5 GTexel/s
348.0 GTexel/s
FP16 (half)
50.53 TFLOPS
22.27 TFLOPS
FP32 (float)
50.53 TFLOPS
22.27 TFLOPS
FP64 (double)
789.5 GFLOPS
348.0 GFLOPS
Graphics Processor
GPU Name
GB203
GA103
Architecture
Blackwell 2.0
Ampere
Foundry
TSMC
Samsung
Process Size
5 nm
8 nm
Transistors
45.6 billion
22 billion
Die Size
378 mm²
496 mm²
Board Design
TDP
200W
165W
Suggested PSU
550 W
-
Outputs
4x DisplayPort 2.1b
Portable Device Dependent
Power Connectors
1x 16-pin
None
Graphics Features
DirectX
12 Ultimate (12_2)
12 Ultimate (12_2)
OpenGL
4.6
4.6
OpenCL
3.0
3.0
Vulkan
1.4
1.3
CUDA
12.0
8.6
Shader Model
6.8
6.8