NVIDIA A800 PCIe 80 GB vs NVIDIA RTX PRO 4500 Blackwell
GPU Specs Compare
Graphics Card
Release Date
Nov 2022
Mar 2025
Generation
Ampere
Blackwell PRO W
Type
AI GPU
Desktop
Bus Interface
PCIe 4.0 x16
PCIe 5.0 x16
Clock Speeds
Base Clock
1065 MHz
1635 MHz
Boost Clock
1410 MHz
2407 MHz
Memory Clock
1593 MHz
1750 MHz
Memory
Memory Size
80GB
32GB
Memory Type
HBM2e
GDDR7
Memory Bus
5120bit
256bit
Bandwidth
2039GB/s
896.0GB/s
Render Config
SM Count
108
82
Shading Units
6912
10496
TMUs
432
328
ROPs
160
112
Tensor Cores
432
328
L1 Cache
192 KB (per SM)
128 KB (per SM)
L2 Cache
80 MB
64 MB
RT Cores
-
82
Theoretical Performance
Pixel Rate
225.6 GPixel/s
269.6 GPixel/s
Texture Rate
609.1 GTexel/s
789.5 GTexel/s
FP16 (half)
77.97 TFLOPS
50.53 TFLOPS
FP32 (float)
19.49 TFLOPS
50.53 TFLOPS
FP64 (double)
9.746 TFLOPS
789.5 GFLOPS
Graphics Processor
GPU Name
GA100
GB203
Architecture
Ampere
Blackwell 2.0
Foundry
TSMC
TSMC
Process Size
7 nm
5 nm
Transistors
54.2 billion
45.6 billion
Die Size
826 mm²
378 mm²
Board Design
TDP
250W
200W
Suggested PSU
600 W
550 W
Outputs
No outputs
4x DisplayPort 2.1b
Power Connectors
8-pin EPS
1x 16-pin
Graphics Features
DirectX
N/A
12 Ultimate (12_2)
OpenGL
N/A
4.6
OpenCL
3.0
3.0
Vulkan
N/A
1.4
CUDA
8.0
12.0
Shader Model
N/A
6.8
📊 Benchmark
Blender
3,719
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