AMD Radeon Instinct MI325X vs Sapphire HD 6450 HyperMemory

Comparison of AMD Radeon Instinct MI325X with 288 GB HBM3e and 19,456 cores vs Sapphire HD 6450 HyperMemory with 512 GB GDDR3 and 160 cores.

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Performance Rating

H200 H200
MI325X MI325X
A100 A100

AMD Radeon Instinct MI325X

AMD Radeon Instinct MI325X

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

Sapphire HD 6450 HyperMemory

Sapphire HD 6450 HyperMemory

Contents:

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

Memory

Memory Size

288 GB 512 MB

Memory Type

HBM3e GDDR3

Memory Bandwidth

10.3 TB/s 10.67 GB/s

Memory Bus Width

8,192 бит 64 бит

ML Performance

FP16 (Half Precision)

653.7 TFLOPS No

BF16 (Brain Float)

No No

TF32 (TensorFloat)

No No

Compute Power

FP32 (Single Precision)

81.72 TFLOPS 0.2 TFLOPS

FP64 (Double Precision)

81.72 TFLOPS No

CUDA Cores

19,456 160

RT Cores

No No

Architecture & Compatibility

GPU Architecture

CDNA 3.0 TeraScale 2

SM (Streaming Multiprocessor)

No No

PCIe Version

PCIe 5.0 x16 PCIe 2.0 x16

ML Software Support

CUDA Version

No No

Clocks & Performance

Base Clock

1,000 No

Boost Clock

2,100 No

Memory Clock

2,525 667

Power Consumption

TDP/TGP

1000 W
🔥 -98% 18 W

Recommended PSU

1400 W
🔥 -86% 200 W

Power Connector

None None

Rendering

Texture Units (TMU)

1,216 8

ROP

No No

L2 Cache

16 MB 128 KB

Benchmarks

MLPerf, llama2-70b-99.9 (Dummy)

3 596 tokens/s

MLPerf, llama2-70b-99.9 (fp8)

1 946 tokens/s

llama.cpp, llama-2-7b-Q4_0

22.4 tokens/s

MLPerf, mixtral-8x7b (fp8)

6 975 tokens/s

Additional

Slots

OAM Module Single-slot

Release Date

Oct. 12, 2024 April 19, 2011

Display Outputs

No outputs
1x DVI
1x HDMI 1.3a
1x VGA

1x DVI
1x VGA
1x S-Video

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