AMD Radeon Instinct MI355X vs AMD Radeon Pro W5500X

Comparison of AMD Radeon Instinct MI355X with 288 GB HBM3e and 16,384 cores vs AMD Radeon Pro W5500X with 8 GB GDDR6 and 1,536 cores.

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Performance Rating

AMD Radeon Instinct MI355X outperforms AMD Radeon Pro W5500X by 2,226.37% in the overall GPU ARK performance rating

A100 A100
H200 H200
MI325X MI325X

AMD Radeon Instinct MI355X

93.5

AMD Radeon Instinct MI355X

93.5
RX 7900 XTX RX 7900 XTX
MI250 MI250
Instinct MI300X Instinct MI300X

AMD Radeon Pro W5500X

4.0

AMD Radeon Pro W5500X

4.0

Contents:

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

Memory

Memory Size

🔥 +3,500% 288 ГБ
8 ГБ

Memory Type

HBM3e GDDR6

Memory Bandwidth

🔥 8.19 TB/s
224.0 GB/s

Memory Bus Width

8,192 бит 128 бит

ML Performance

FP16 (Half Precision)

🔥 +5,725% 629.1 TFLOPS
10.8 TFLOPS

BF16 (Brain Float)

No No

TF32 (TensorFloat)

No No

Compute Power

FP32 (Single Precision)

🔥 +1,357% 78.64 TFLOPS
5.398 TFLOPS

FP64 (Double Precision)

🔥 +23,215% 78.64 TFLOPS
0.3373 TFLOPS

CUDA Cores

🔥 +967% 16,384
1,536

RT Cores

No No

Architecture & Compatibility

GPU Architecture

CDNA 4.0 RDNA 1.0

SM (Streaming Multiprocessor)

No No

PCIe Version

PCIe 5.0 x16 Apple MPX

ML Software Support

CUDA Version

No No

Clocks & Performance

Base Clock

🔥 1,000
1,187

Boost Clock

🔥 +37% 2,400
1,757

Memory Clock

🔥 +14% 2,000
1,750

Power Consumption

TDP/TGP

1400 W
🔥 -91% 125 W

Recommended PSU

1800 W
🔥 -83% 300 W

Power Connector

None No

Rendering

Texture Units (TMU)

🔥 +967% 1,024
96

ROP

No No

L2 Cache

🔥 +700% 16 MB
2 MB

Benchmarks

MLPerf, llama2-70b-99.9 (mxfp4)

10 129 tokens/s

MLPerf, llama3.1-405b (mxfp4)

252.4 tokens/s

Additional

Slots

OAM Module Dual-slot

Release Date

July 15, 2025 Dec. 11, 2019

Display Outputs

No outputs
2x HDMI 2.0b

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