NVIDIA RTX A4000 vs NVIDIA GRID A100B
GPU · Specs Compare
Graphics Card
Release Date
Apr 2021
May 2020
Generation
Quadro Ampere
GRID
Type
Professional
Professional
Bus Interface
PCIe 4.0 x16
PCIe 4.0 x16
Clock Speeds
Base Clock
735 MHz
900 MHz
Boost Clock
1560 MHz
1005 MHz
Memory Clock
1750 MHz
1215 MHz
Memory
Memory Size
16GB
48GB
Memory Type
GDDR6
HBM2e
Memory Bus
256bit
6144bit
Bandwidth
448.0GB/s
1.87TB/s
Render Config
SM Count
48
108
Shading Units
6144
6912
TMUs
192
432
ROPs
96
192
Tensor Cores
192
432
RT Cores
48
—
L1 Cache
128 KB (per SM)
192 KB (per SM)
L2 Cache
4 MB
48 MB
Theoretical Performance
Pixel Rate
149.8 GPixel/s
193.0 GPixel/s
Texture Rate
299.5 GTexel/s
434.2 GTexel/s
FP16 (half)
19.17 TFLOPS
55.57 TFLOPS
FP32 (float)
19.17 TFLOPS
13.89 TFLOPS
FP64 (double)
299.5 GFLOPS
6.947 TFLOPS
Graphics Processor
GPU Name
GA104
GA100
GPU Variant
GA104-875-A1
—
Architecture
Ampere
Ampere
Foundry
Samsung
TSMC
Process Size
8 nm
7 nm
Transistors
17.4 billion
54.2 billion
Die Size
392 mm²
826 mm²
Board Design
TDP
140W
400W
Suggested PSU
300 W
800 W
Outputs
4x DisplayPort 1.4a
No outputs
Power Connectors
1x 6-pin
None
Graphics Features
DirectX
12 Ultimate (12_2)
N/A
OpenGL
4.6
N/A
OpenCL
3.0
3.0
Vulkan
1.3
N/A
CUDA
8.6
8.0
Shader Model
6.7
N/A
Benchmark
3DMark Time Spy
11,079
—
3DMark Time Spy Extreme
5,367
—
OctaneBench
352
—
▲ Specs Compare
Data sourced from official specifications and benchmark tests.