NVIDIA GRID A100A vs NVIDIA RTX 4000 SFF Ada Generation
We compared two Professional market GPUs: 48GB VRAM GRID A100A and 16GB VRAM RTX 4000 SFF Ada Generation to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
NVIDIA GRID A100A 's Advantages
Released 1 years and 6 months late
More VRAM (48GB vs 16GB)
Larger VRAM bandwidth (1866GB/s vs 1.02TB/s)
3072 additional rendering cores
NVIDIA RTX 4000 SFF Ada Generation 's Advantages
Boost Clock has increased by 74% (1746MHz vs 1005MHz)
Lower TDP (300W vs 400W)
Score
Benchmark
FP32 (float)
GRID A100A
+3%
13.89 TFLOPS
RTX 4000 SFF Ada Generation
13.41 TFLOPS
Graphics Card
May 2020
Release Date
Nov 2018
GRID
Generation
Radeon Instinct
Professional
Type
Professional
PCIe 4.0 x16
Bus Interface
PCIe 4.0 x16
Clock Speeds
900 MHz
Base Clock
1200 MHz
1005 MHz
Boost Clock
1746 MHz
1215 MHz
Memory Clock
1000 MHz
Memory
48GB
Memory Size
16GB
HBM2e
Memory Type
HBM2
6144bit
Memory Bus
4096bit
1866GB/s
Bandwidth
1.02TB/s
Render Config
-
Compute Units
60
108
SM Count
48
6912
Shading Units
3840
432
TMUs
240
192
ROPs
64
432
Tensor Cores
192
-
RT Cores
48
192 KB (per SM)
L1 Cache
16 KB (per CU)
48 MB
L2 Cache
4 MB
-
-
-
Theoretical Performance
193.0 GPixel/s
Pixel Rate
111.7 GPixel/s
434.2 GTexel/s
Texture Rate
419.0 GTexel/s
55.57 TFLOPS
FP16 (half)
26.82 TFLOPS
13.89 TFLOPS
FP32 (float)
13.41 TFLOPS
6.947 TFLOPS
FP64 (double)
6.705 TFLOPS
Board Design
400W
TDP
300W
800 W
Suggested PSU
700 W
No outputs
Outputs
1x mini-DisplayPort 1.4a
None
Power Connectors
2x 8-pin
Graphics Processor
GA100
GPU Name
Vega 20
-
GPU Variant
Vega 20 GLXT
Ampere
Architecture
GCN 5.1
TSMC
Foundry
TSMC
7 nm
Process Size
7 nm
54.2 billion
Transistors
13.23 billion
826 mm²
Die Size
331 mm²
Graphics Features
N/A
DirectX
12 (12_1)
N/A
OpenGL
4.6
3.0
OpenCL
2.1
N/A
Vulkan
1.3
8.0
CUDA
8.9
N/A
Shader Model
6.7
