AMD Radeon Instinct MI25 vs AMD Radeon Instinct MI355X

Comparison of AMD Radeon Instinct MI25 with 16 GB HBM2 and 4,096 cores vs AMD Radeon Instinct MI355X with 288 GB HBM3e and 16,384 cores.

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Performance Rating

AMD Radeon Instinct MI355X outperforms AMD Radeon Instinct MI25 by 783.93% in the overall GPU ARK performance rating

A100 A100
H200 H200
MI325X MI325X

AMD Radeon Instinct MI25

10.6

AMD Radeon Instinct MI25

10.6
RX 7900 XTX RX 7900 XTX
MI250 MI250
Instinct MI300X Instinct MI300X

AMD Radeon Instinct MI355X

93.5

AMD Radeon Instinct MI355X

93.5

Contents:

Memory ML Performance Compute Power Architecture & Compatibility ML Software Support Clocks & Performance Power Consumption Rendering Benchmarks Additional

Memory

Memory Size

16 ГБ
🔥 +1,700% 288 ГБ

Memory Type

HBM2 HBM3e

Memory Bandwidth

436.2 GB/s
🔥 8.19 TB/s

Memory Bus Width

2,048 бит 8,192 бит

ML Performance

FP16 (Half Precision)

24.58 TFLOPS
🔥 +2,459% 629.1 TFLOPS

BF16 (Brain Float)

No No

TF32 (TensorFloat)

No No

Compute Power

FP32 (Single Precision)

12.29 TFLOPS
🔥 +540% 78.64 TFLOPS

FP64 (Double Precision)

0.768 TFLOPS
🔥 +10,140% 78.64 TFLOPS

CUDA Cores

4,096
🔥 +300% 16,384

RT Cores

No No

Architecture & Compatibility

GPU Architecture

GCN 5.0 CDNA 4.0

SM (Streaming Multiprocessor)

No No

PCIe Version

PCIe 3.0 x16 PCIe 5.0 x16

ML Software Support

CUDA Version

No No

Clocks & Performance

Base Clock

1,400
🔥 1,000

Boost Clock

1,500
🔥 +60% 2,400

Memory Clock

852
🔥 +135% 2,000

Power Consumption

TDP/TGP

🔥 -79% 300 W
1400 W

Recommended PSU

🔥 -61% 700 W
1800 W

Power Connector

2x 8-pin None

Rendering

Texture Units (TMU)

256
🔥 +300% 1,024

ROP

No No

L2 Cache

4 MB
🔥 +300% 16 MB

Benchmarks

MLPerf, llama2-70b-99.9 (mxfp4)

10 129 tokens/s

MLPerf, llama3.1-405b (mxfp4)

252.4 tokens/s

Additional

Slots

Dual-slot OAM Module

Release Date

June 27, 2017 July 15, 2025

Display Outputs

No outputs
No outputs

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