RTX 4000 SFF Ada Generation vs GRID A100B
We compared two Professional market GPUs: 16GB VRAM RTX 4000 SFF Ada Generation and 48GB VRAM GRID A100B to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
RTX 4000 SFF Ada Generation 's Advantages
Boost Clock has increased by 74% (1746MHz vs 1005MHz)
Lower TDP (300W vs 400W)
GRID A100B '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
Score
Benchmark
FP32 (float)
RTX 4000 SFF Ada Generation
13410
GRID A100B
+3%
13890
Graphics Card
Nov 2018
Release Date
May 2020
Radeon Instinct
Generation
GRID
Professional
Type
Professional
PCIe 4.0 x16
Bus Interface
PCIe 4.0 x16
Clock Speeds
1200 MHz
Base Clock
900 MHz
1746 MHz
Boost Clock
1005 MHz
1000 MHz
Memory Clock
1215 MHz
Memory
16GB
Memory Size
48GB
HBM2
Memory Type
HBM2e
4096bit
Memory Bus
6144bit
1.02TB/s
Bandwidth
1866GB/s
Render Config
60
Compute Units
-
48
SM Count
108
3840
Shading Units
6912
240
TMUs
432
64
ROPs
192
192
Tensor Cores
432
48
RT Cores
-
16 KB (per CU)
L1 Cache
192 KB (per SM)
4 MB
L2 Cache
48 MB
Theoretical Performance
111.7 GPixel/s
Pixel Rate
193.0 GPixel/s
419.0 GTexel/s
Texture Rate
434.2 GTexel/s
26.82 TFLOPS
FP16 (half)
55.57 TFLOPS
13.41 TFLOPS
FP32 (float)
13.89 TFLOPS
6.705 TFLOPS
FP64 (double)
6.947 TFLOPS
Board Design
300W
TDP
400W
700 W
Suggested PSU
800 W
1x mini-DisplayPort 1.4a
Outputs
No outputs
2x 8-pin
Power Connectors
None
Graphics Processor
Vega 20
GPU Name
GA100
Vega 20 GLXT
GPU Variant
-
GCN 5.1
Architecture
Ampere
TSMC
Foundry
TSMC
7 nm
Process Size
7 nm
13.23 billion
Transistors
54.2 billion
331 mm²
Die Size
826 mm²
Graphics Features
12 (12_1)
DirectX
N/A
4.6
OpenGL
N/A
2.1
OpenCL
3.0
1.3
Vulkan
N/A
8.9
CUDA
8.0
6.7
Shader Model
N/A
