AMD Radeon Instinct MI355X vs Sapphire PURE RX 9070

Comparison of AMD Radeon Instinct MI355X with 288 GB HBM3e and 16,384 cores vs Sapphire PURE RX 9070 with 16 GB GDDR6 and 3,584 cores.

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Performance Rating

AMD Radeon Instinct MI355X outperforms Sapphire PURE RX 9070 by 435.62% 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

Sapphire PURE RX 9070

17.5

Sapphire PURE RX 9070

17.5

Contents:

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

Memory

Memory Size

🔥 +1,700% 288 ГБ
16 ГБ

Memory Type

HBM3e GDDR6

Memory Bandwidth

🔥 8.19 TB/s
644.6 GB/s

Memory Bus Width

8,192 бит 256 бит

ML Performance

FP16 (Half Precision)

🔥 +713% 629.1 TFLOPS
77.41 TFLOPS

BF16 (Brain Float)

No No

TF32 (TensorFloat)

No No

Compute Power

FP32 (Single Precision)

🔥 +103% 78.64 TFLOPS
38.71 TFLOPS

FP64 (Double Precision)

🔥 78.64 TFLOPS
No

CUDA Cores

🔥 +357% 16,384
3,584

RT Cores

No
🔥 56

Architecture & Compatibility

GPU Architecture

CDNA 4.0 RDNA 4.0

SM (Streaming Multiprocessor)

No No

PCIe Version

PCIe 5.0 x16 PCIe 5.0 x16

ML Software Support

CUDA Version

No No

Clocks & Performance

Base Clock

1,000
🔥 +44% 1,440

Boost Clock

2,400
🔥 +12% 2,700

Memory Clock

2,000
🔥 +26% 2,518

Power Consumption

TDP/TGP

1400 W
🔥 -82% 245 W

Recommended PSU

1800 W
🔥 -69% 550 W

Power Connector

None 2x 8-pin

Rendering

Texture Units (TMU)

🔥 +357% 1,024
224

ROP

No
🔥 56

L2 Cache

16 MB
🔥 8 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 Triple-slot

Release Date

July 15, 2025 March 6, 2025

Display Outputs

No outputs
1x HDMI 2.1b
3x DisplayPort 2.1a

2x HDMI 2.1b
2x DisplayPort 2.1a

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