NVIDIA A800 SXM4 80 GB vs NVIDIA RTX A4000H
GPU Specs Compare
Graphics Card
Release Date
Aug 2022
Apr 2021
Generation
Ampere
Quadro Ampere
Type
AI GPU
Desktop
Bus Interface
PCIe 4.0 x16
PCIe 4.0 x16
Clock Speeds
Base Clock
1155 MHz
735 MHz
Boost Clock
1410 MHz
1560 MHz
Memory Clock
1593 MHz
1750 MHz
Memory
Memory Size
80GB
16GB
Memory Type
HBM2e
GDDR6
Memory Bus
5120bit
256bit
Bandwidth
2039GB/s
448.0GB/s
Render Config
SM Count
108
48
Shading Units
6912
6144
TMUs
432
192
ROPs
160
96
Tensor Cores
432
192
L1 Cache
192 KB (per SM)
128 KB (per SM)
L2 Cache
40 MB
4 MB
RT Cores
-
48
Theoretical Performance
Pixel Rate
225.6 GPixel/s
149.8 GPixel/s
Texture Rate
609.1 GTexel/s
299.5 GTexel/s
FP16 (half)
77.97 TFLOPS
19.17 TFLOPS
FP32 (float)
19.49 TFLOPS
19.17 TFLOPS
FP64 (double)
9.746 TFLOPS
299.5 GFLOPS
Graphics Processor
GPU Name
GA100
GA104
Architecture
Ampere
Ampere
Foundry
TSMC
Samsung
Process Size
7 nm
8 nm
Transistors
54.2 billion
17.4 billion
Die Size
826 mm²
392 mm²
GPU Variant
-
GA104-???-A1
Board Design
TDP
400W
140W
Suggested PSU
800 W
300 W
Outputs
No outputs
4x DisplayPort 1.4a
Power Connectors
None
1x 6-pin
Graphics Features
DirectX
N/A
12 Ultimate (12_2)
OpenGL
N/A
4.6
OpenCL
3.0
3.0
Vulkan
N/A
1.3
CUDA
8.0
8.6
Shader Model
N/A
6.7