NVIDIA RTX A4000H vs NVIDIA RTX PRO 6000 Blackwell Server
GPU Specs Compare
Graphics Card
Release Date
Apr 2021
Mar 2025
Generation
Quadro Ampere
Server Blackwell
Type
Desktop
Professional
Bus Interface
PCIe 4.0 x16
PCIe 5.0 x16
Clock Speeds
Base Clock
735 MHz
1590 MHz
Boost Clock
1560 MHz
2617 MHz
Memory Clock
1750 MHz
1750 MHz
Memory
Memory Size
16GB
96GB
Memory Type
GDDR6
GDDR7
Memory Bus
256bit
512bit
Bandwidth
448.0GB/s
1.79TB/s
Render Config
SM Count
48
188
Shading Units
6144
24064
TMUs
192
752
ROPs
96
192
Tensor Cores
192
752
RT Cores
48
188
L1 Cache
128 KB (per SM)
128 KB (per SM)
L2 Cache
4 MB
128 MB
Theoretical Performance
Pixel Rate
149.8 GPixel/s
502.5 GPixel/s
Texture Rate
299.5 GTexel/s
1968.0 GTexel/s
FP16 (half)
19.17 TFLOPS
126.0 TFLOPS
FP32 (float)
19.17 TFLOPS
126.0 TFLOPS
FP64 (double)
299.5 GFLOPS
1.968 TFLOPS
Graphics Processor
GPU Name
GA104
GB202
GPU Variant
GA104-???-A1
-
Architecture
Ampere
Blackwell 2.0
Foundry
Samsung
TSMC
Process Size
8 nm
5 nm
Transistors
17.4 billion
92.2 billion
Die Size
392 mm²
750 mm²
Board Design
TDP
140W
600W
Suggested PSU
300 W
1000 W
Outputs
4x DisplayPort 1.4a
4x DisplayPort 2.1b
Power Connectors
1x 6-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
8.6
12.0
Shader Model
6.7
6.9