NVIDIA A100 PCIe 80 GB vs AMD Instinct MI300A

VS

NVIDIA A100 PCIe 80 GB AMD Instinct MI300A

We compared two Professional market GPUs: 80GB VRAM A100 PCIe 80 GB and 128GB VRAM AMD Instinct MI300A to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA A100 PCIe 80 GB 's Advantages

Lower TDP (300W vs 760W)

AMD Instinct MI300A 's Advantages

Released 2 years and 6 months late

Boost Clock has increased by 49% (2100MHz vs 1410MHz)

More VRAM (128GB vs 80GB)

Larger VRAM bandwidth (5300GB/s vs 1935GB/s)

7680 additional rendering cores

Score

Benchmark

FP32 (float)

A100 PCIe 80 GB

19.49 TFLOPS

AMD Instinct MI300A +529%

122.6 TFLOPS

A100 PCIe 80 GB

VS

AMD Instinct MI300A

Graphics Card

Jun 2021

Release Date

Dec 2023

Tesla Ampere

Generation

Instinct

Professional

Type

Professional

PCIe 4.0 x16

Bus Interface

PCIe 5.0 x16

Clock Speeds

1065 MHz

Base Clock

1000 MHz

1410 MHz

Boost Clock

2100 MHz

1512 MHz

Memory Clock

5200 MHz

Memory

80GB

Memory Size

128GB

HBM2e

Memory Type

HBM3

5120bit

Memory Bus

8192bit

1935GB/s

Bandwidth

5300GB/s

Render Config

108

SM Count

-

Compute Units

228

6912

Shading Units

14592

432

TMUs

880

160

ROPs

0

432

Tensor Cores

-

RT Cores

-

192 KB (per SM)

L1 Cache

16 KB (per CU)

80 MB

L2 Cache

16 MB

Theoretical Performance

225.6 GPixel/s

Pixel Rate

0 MPixel/s

609.1 GTexel/s

Texture Rate

1496 GTexel/s

77.97 TFLOPS

FP16 (half)

980.6 TFLOPS

19.49 TFLOPS

FP32 (float)

122.6 TFLOPS

9.746 TFLOPS

FP64 (double)

61.3 TFLOPS

Graphics Processor

GA100

GPU Name

MI300

-

GPU Variant

-

Ampere

Architecture

CDNA 3.0

TSMC

Foundry

TSMC

7 nm

Process Size

5 nm

54.2 billion

Transistors

146 billion

826 mm²

Die Size

1017 mm²

Board Design

300W

TDP

760W

700 W

Suggested PSU

1000 W

No outputs

Outputs

No outputs

8-pin EPS

Power Connectors

None

Graphics Features

N/A

DirectX

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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