NVIDIA L40 CNX vs NVIDIA RTX PRO 4500 Blackwell Workstation
GPU · Specs Compare
Graphics Card
Release Date
Oct 2022
Mar 2025
Generation
Tesla Ada
Blackwell PRO W
Type
Professional
Desktop
Bus Interface
PCIe 4.0 x16
PCIe 5.0 x16
Clock Speeds
Base Clock
1005 MHz
1635 MHz
Boost Clock
2475 MHz
2407 MHz
Memory Clock
2250 MHz
1750 MHz
Memory
Memory Size
24GB
32GB
Memory Type
GDDR6
GDDR7
Memory Bus
384bit
256bit
Bandwidth
864.0GB/s
896.0GB/s
Render Config
SM Count
142
82
Shading Units
18176
10496
TMUs
568
328
ROPs
192
112
Tensor Cores
568
328
RT Cores
142
82
L1 Cache
128 KB (per SM)
128 KB (per SM)
L2 Cache
48 MB
64 MB
Theoretical Performance
Pixel Rate
475.2 GPixel/s
269.6 GPixel/s
Texture Rate
1406 GTexel/s
789.5 GTexel/s
FP16 (half)
89.97 TFLOPS
50.53 TFLOPS
FP32 (float)
89.97 TFLOPS
50.53 TFLOPS
FP64 (double)
1406 GFLOPS
789.5 GFLOPS
Graphics Processor
GPU Name
AD102
GB203
GPU Variant
AD102-???-A1
—
Architecture
Ada Lovelace
Blackwell 2.0
Foundry
TSMC
TSMC
Process Size
4 nm
5 nm
Transistors
76.3 billion
45.6 billion
Die Size
608 mm²
378 mm²
Board Design
TDP
300W
200W
Suggested PSU
700 W
550 W
Outputs
1x HDMI 2.13x DisplayPort 1.4a
4x DisplayPort 2.1b
Power Connectors
1x 16-pin
1x 16-pin
Graphics Features
DirectX
12 Ultimate (12_2)
12 Ultimate (12_2)
OpenGL
4.6
4.6
OpenCL
3.0
3.0
Vulkan
1.3
1.4
CUDA
8.9
12.0
Shader Model
6.6
6.9
▲ Specs Compare
Data sourced from official specifications and benchmark tests.