Home GPU Comparison NVIDIA GRID A100B vs AMD Radeon Instinct MI250X

NVIDIA GRID A100B vs AMD Radeon Instinct MI250X

NVIDIA GRID A100B
VS
AMD Radeon Instinct MI250X
NVIDIA GRID A100B AMD Radeon Instinct MI250X
We compared two Professional market GPUs: 48GB VRAM GRID A100B and 128GB VRAM Radeon Instinct MI250X to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GRID A100B 's Advantages
Lower TDP (400W vs 500W)
AMD Radeon Instinct MI250X '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)
7168 additional rendering cores

Score

Benchmark

FP32 (float)
GRID A100B
13.89 TFLOPS
Radeon Instinct MI250X +244%
47.87 TFLOPS
GRID A100B
VS
Radeon Instinct MI250X

Graphics Card

May 2020
Release Date
Nov 2021
GRID
Generation
Radeon Instinct
Professional
Type
Professional
PCIe 4.0 x16
Bus Interface
PCIe 4.0 x16

Clock Speeds

900 MHz
Base Clock
1000 MHz
1005 MHz
Boost Clock
1700 MHz
1215 MHz
Memory Clock
1600 MHz

Memory

48GB
Memory Size
128GB
HBM2e
Memory Type
HBM2e
6144bit
Memory Bus
8192bit
1866GB/s
Bandwidth
3277GB/s

Render Config

108
SM Count
-
-
Compute Units
220
6912
Shading Units
14080
432
TMUs
880
192
ROPs
0
432
Tensor Cores
-
-
RT Cores
-
192 KB (per SM)
L1 Cache
16 KB (per CU)
48 MB
L2 Cache
16 MB

Theoretical Performance

193.0 GPixel/s
Pixel Rate
0 MPixel/s
434.2 GTexel/s
Texture Rate
1496 GTexel/s
55.57 TFLOPS
FP16 (half)
383.0 TFLOPS
13.89 TFLOPS
FP32 (float)
47.87 TFLOPS
6.947 TFLOPS
FP64 (double)
47.87 TFLOPS

Graphics Processor

GA100
GPU Name
Aldebaran
-
GPU Variant
Aldebaran XT
Ampere
Architecture
CDNA 2.0
TSMC
Foundry
TSMC
7 nm
Process Size
6 nm
54.2 billion
Transistors
58.2 billion
826 mm²
Die Size
Unknown

Board Design

400W
TDP
500W
800 W
Suggested PSU
900 W
No outputs
Outputs
No outputs
None
Power Connectors
2x 8-pin

Graphics Features

N/A
DirectX
N/A
N/A
OpenGL
N/A
3.0
OpenCL
3.0
N/A
Vulkan
N/A
8.0
CUDA
-
N/A
Shader Model
N/A

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