Radeon Instinct MI250 vs GRID A100B
We compared two Professional market GPUs: 128GB VRAM Radeon Instinct MI250 and 48GB VRAM GRID A100B to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
Radeon Instinct MI250 's Advantages
Released 1 years and 6 months late
Boost Clock has increased by 69% (1700MHz vs 1005MHz)
More VRAM (128GB vs 48GB)
Larger VRAM bandwidth (3277GB/s vs 1866GB/s)
6400 additional rendering cores
GRID A100B 's Advantages
Lower TDP (400W vs 500W)
Score
Benchmark
FP32 (float)
Radeon Instinct MI250
+225%
45260
GRID A100B
13890
Graphics Card
Nov 2021
Release Date
May 2020
Radeon Instinct
Generation
GRID
Professional
Type
Professional
PCIe 4.0 x16
Bus Interface
PCIe 4.0 x16
Clock Speeds
1000 MHz
Base Clock
900 MHz
1700 MHz
Boost Clock
1005 MHz
1600 MHz
Memory Clock
1215 MHz
Memory
128GB
Memory Size
48GB
HBM2e
Memory Type
HBM2e
8192bit
Memory Bus
6144bit
3277GB/s
Bandwidth
1866GB/s
Render Config
208
Compute Units
-
-
SM Count
108
13312
Shading Units
6912
832
TMUs
432
0
ROPs
192
-
Tensor Cores
432
16 KB (per CU)
L1 Cache
192 KB (per SM)
16 MB
L2 Cache
48 MB
Theoretical Performance
0 MPixel/s
Pixel Rate
193.0 GPixel/s
1414 GTexel/s
Texture Rate
434.2 GTexel/s
362.1 TFLOPS
FP16 (half)
55.57 TFLOPS
45.26 TFLOPS
FP32 (float)
13.89 TFLOPS
45.26 TFLOPS
FP64 (double)
6.947 TFLOPS
Board Design
500W
TDP
400W
900 W
Suggested PSU
800 W
No outputs
Outputs
No outputs
2x 8-pin
Power Connectors
None
Graphics Processor
Aldebaran
GPU Name
GA100
Aldebaran
GPU Variant
-
CDNA 2.0
Architecture
Ampere
TSMC
Foundry
TSMC
6 nm
Process Size
7 nm
58.2 billion
Transistors
54.2 billion
Unknown
Die Size
826 mm²
Graphics Features
N/A
DirectX
N/A
N/A
OpenGL
N/A
3.0
OpenCL
3.0
N/A
Vulkan
N/A
-
CUDA
8.0
N/A
Shader Model
N/A
