AMD Radeon Instinct MI300 vs H200 SXM

VS

AI GPU We compared a Professional market GPU: 128GB VRAM Radeon Instinct MI300 and a GPU: 141GB VRAM H200 SXM to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon Instinct MI300 's Advantages

Lower TDP (600W vs 700W)

H200 SXM 's Advantages

Released 10 months late

Boost Clock has increased by 16% (1980MHz vs 1700MHz)

More VRAM (141GB vs 128GB)

Larger VRAM bandwidth (4800GB/s vs 3277GB/s)

2816 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon Instinct MI300

47.87 TFLOPS

H200 SXM +39%

67 TFLOPS

Radeon Instinct MI300

VS

H200 SXM

Graphics Card

Jan 2023

Release Date

Nov 2023

Radeon Instinct

Generation

Hopper

Professional

Type

AI GPU

PCIe 5.0 x16

Bus Interface

PCIe 5.0 x16

Clock Speeds

1000 MHz

Base Clock

1590 MHz

1700 MHz

Boost Clock

1980 MHz

1600 MHz

Memory Clock

1313 MHz

Memory

128GB

Memory Size

141GB

HBM3

Memory Type

HBM3e

8192bit

Memory Bus

5120bit

3277GB/s

Bandwidth

4800GB/s

Render Config

-

SM Count

132

220

Compute Units

-

14080

Shading Units

16896

880

TMUs

528

0

ROPs

24

880

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

383.0 TFLOPS

FP16 (half)

1979 TFLOPS

47.87 TFLOPS

FP32 (float)

67 TFLOPS

47.87 TFLOPS

FP64 (double)

34 TFLOPS

Graphics Processor

Aqua Vanjaram

GPU Name

GH200

-

GPU Variant

-

CDNA 3.0

Architecture

Hopper

TSMC

Foundry

TSMC

5 nm

Process Size

4 nm

153 billion

Transistors

80 billion

1017 mm²

Die Size

814 mm²

Board Design

600W

TDP

700W

1000 W

Suggested PSU

1100 W

No outputs

Outputs

No outputs

2x 8-pin

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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