AMD Instinct MI300A vs NVIDIA H100 SXM5 80 GB

VS

AMD Instinct MI300A NVIDIA H100 SXM5 80 GB

AI GPU We compared a Professional market GPU: 128GB VRAM AMD Instinct MI300A and a GPU: 80GB VRAM H100 SXM5 80 GB to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Instinct MI300A 's Advantages

Released 9 months late

Boost Clock has increased by 6% (2100MHz vs 1980MHz)

More VRAM (128GB vs 80GB)

Larger VRAM bandwidth (5300GB/s vs 1681GB/s)

NVIDIA H100 SXM5 80 GB 's Advantages

2304 additional rendering cores

Lower TDP (700W vs 760W)

Score

Benchmark

FP32 (float)

AMD Instinct MI300A +83%

122.6 TFLOPS

H100 SXM5 80 GB

66.91 TFLOPS

AMD Instinct MI300A

VS

H100 SXM5 80 GB

Graphics Card

Dec 2023

Release Date

Mar 2023

Instinct

Generation

Tesla Hopper

Professional

Type

AI GPU

PCIe 5.0 x16

Bus Interface

PCIe 5.0 x16

Clock Speeds

1000 MHz

Base Clock

1590 MHz

2100 MHz

Boost Clock

1980 MHz

5200 MHz

Memory Clock

1313 MHz

Memory

128GB

Memory Size

80GB

HBM3

Memory Type

HBM3

8192bit

Memory Bus

5120bit

5300GB/s

Bandwidth

1681GB/s

Render Config

-

SM Count

132

228

Compute Units

-

14592

Shading Units

16896

880

TMUs

528

0

ROPs

24

-

Tensor Cores

528

-

RT Cores

-

16 KB (per CU)

L1 Cache

256 KB (per SM)

16 MB

L2 Cache

50 MB

Theoretical Performance

0 MPixel/s

Pixel Rate

47.52 GPixel/s

1496 GTexel/s

Texture Rate

1045 GTexel/s

980.6 TFLOPS

FP16 (half)

267.6 TFLOPS

122.6 TFLOPS

FP32 (float)

66.91 TFLOPS

61.3 TFLOPS

FP64 (double)

33.45 TFLOPS

Graphics Processor

MI300

GPU Name

GH100

-

GPU Variant

-

CDNA 3.0

Architecture

Hopper

TSMC

Foundry

TSMC

5 nm

Process Size

4 nm

146 billion

Transistors

80 billion

1017 mm²

Die Size

814 mm²

Board Design

760W

TDP

700W

1000 W

Suggested PSU

1100 W

No outputs

Outputs

No outputs

None

Power Connectors

8-pin EPS

Graphics Features

N/A

DirectX

N/A

OpenGL

N/A

3.0

OpenCL

3.0

N/A

Vulkan

N/A

-

CUDA

9.0

N/A

Shader Model

N/A

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