NVIDIA RTX PRO 4500 Blackwell vs NVIDIA RTX A2000
GPU Specs Compare
Graphics Card
Release Date
Mar 2025
Aug 2021
Generation
Blackwell PRO W
Quadro Ampere
Type
Desktop
Professional
Bus Interface
PCIe 5.0 x16
PCIe 4.0 x16
Clock Speeds
Base Clock
1635 MHz
562 MHz
Boost Clock
2407 MHz
1200 MHz
Memory Clock
1750 MHz
1500 MHz
Memory
Memory Size
32GB
6GB
Memory Type
GDDR7
GDDR6
Memory Bus
256bit
192bit
Bandwidth
896.0GB/s
288.0GB/s
Render Config
SM Count
82
26
Shading Units
10496
3328
TMUs
328
104
ROPs
112
48
Tensor Cores
328
104
RT Cores
82
26
L1 Cache
128 KB (per SM)
128 KB (per SM)
L2 Cache
64 MB
3 MB
Theoretical Performance
Pixel Rate
269.6 GPixel/s
57.60 GPixel/s
Texture Rate
789.5 GTexel/s
124.8 GTexel/s
FP16 (half)
50.53 TFLOPS
7.987 TFLOPS
FP32 (float)
50.53 TFLOPS
7.987 TFLOPS
FP64 (double)
789.5 GFLOPS
124.8 GFLOPS
Graphics Processor
GPU Name
GB203
GA106
Architecture
Blackwell 2.0
Ampere
Foundry
TSMC
Samsung
Process Size
5 nm
8 nm
Transistors
45.6 billion
12 billion
Die Size
378 mm²
276 mm²
GPU Variant
-
GA106-850-A1
Board Design
TDP
200W
70W
Suggested PSU
550 W
250 W
Outputs
4x DisplayPort 2.1b
4x mini-DisplayPort 1.4a
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
6.7