AMD Radeon Instinct MI325X vs Sapphire ATOMIC R9 280X2

Comparison of AMD Radeon Instinct MI325X with 288 GB HBM3e and 19,456 cores vs Sapphire ATOMIC R9 280X2 with 3 GB GDDR5 and 2,048 cores.

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Performance Rating

AMD Radeon Instinct MI325X outperforms Sapphire ATOMIC R9 280X2 by 2,573.8% in the overall GPU ARK performance rating

A100 A100
H200 H200
MI325X MI325X

AMD Radeon Instinct MI325X

100.0

AMD Radeon Instinct MI325X

100.0
RX 7900 XTX RX 7900 XTX
MI250 MI250
Instinct MI300X Instinct MI300X

Sapphire ATOMIC R9 280X2

3.7

Sapphire ATOMIC R9 280X2

3.7

Contents:

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

Memory

Memory Size

🔥 +9,500% 288 ГБ
3 ГБ ×2 (6 ГБ)

Memory Type

HBM3e GDDR5

Memory Bandwidth

🔥 10.3 TB/s
307.2 GB/s ×2 (614.4 GB/s)

Memory Bus Width

8,192 бит 384 бит ×2 (768 бит)

ML Performance

FP16 (Half Precision)

🔥 653.7 TFLOPS
No

BF16 (Brain Float)

No No

TF32 (TensorFloat)

No No

Compute Power

FP32 (Single Precision)

🔥 +1,714% 81.72 TFLOPS
4.506 TFLOPS

FP64 (Double Precision)

🔥 81.72 TFLOPS
No

CUDA Cores

🔥 +850% 19,456
2,048 ×2 (4096)

RT Cores

No No

Architecture & Compatibility

GPU Architecture

CDNA 3.0 GCN 1.0

SM (Streaming Multiprocessor)

No No

PCIe Version

PCIe 5.0 x16 PCIe 3.0 x16

ML Software Support

CUDA Version

No No

Clocks & Performance

Base Clock

🔥 1,000
1,000

Boost Clock

🔥 +91% 2,100
1,100

Memory Clock

🔥 +58% 2,525
1,600

Power Consumption

TDP/TGP

1000 W
🔥 -62% 375 W

Recommended PSU

1400 W
🔥 -46% 750 W

Power Connector

None 3x 8-pin

Rendering

Texture Units (TMU)

🔥 +850% 1,216
128 ×2 (256)

ROP

No No

L2 Cache

🔥 16 MB
768 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 Dual-slot

Release Date

Oct. 15, 2024 No

Display Outputs

No outputs
6x mini-DisplayPort 1.2

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