AFOX GT 640 V1 vs AMD Radeon Instinct MI355X

Comparison of AFOX GT 640 V1 with 2 GB DDR3 and 384 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 AFOX GT 640 V1 by 199.46% in the overall GPU ARK performance rating

A100 A100
H200 H200
MI325X MI325X

AFOX GT 640 V1

31.2

AFOX GT 640 V1

31.2
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

2 ГБ
🔥 +14,300% 288 ГБ

Memory Type

DDR3 HBM3e

Memory Bandwidth

28.51 GB/s
🔥 8.19 TB/s

Memory Bus Width

128 бит 8,192 бит

ML Performance

FP16 (Half Precision)

No
🔥 629.1 TFLOPS

BF16 (Brain Float)

No No

TF32 (TensorFloat)

No No

Compute Power

FP32 (Single Precision)

692.7 TFLOPS
🔥 78.64 TFLOPS

FP64 (Double Precision)

0.02886 TFLOPS
🔥 +272,388% 78.64 TFLOPS

CUDA Cores

384
🔥 +4,167% 16,384

RT Cores

No No

Architecture & Compatibility

GPU Architecture

Kepler CDNA 4.0

SM (Streaming Multiprocessor)

No No

PCIe Version

PCIe 3.0 x16 PCIe 5.0 x16

ML Software Support

CUDA Version

3.0 No

Clocks & Performance

Base Clock

No
🔥 1,000

Boost Clock

No
🔥 2,400

Memory Clock

891
🔥 +124% 2,000

Power Consumption

TDP/TGP

🔥 -95% 65 W
1400 W

Recommended PSU

🔥 -86% 250 W
1800 W

Power Connector

None None

Rendering

Texture Units (TMU)

32
🔥 +3,100% 1,024

ROP

No No

L2 Cache

256 KB
🔥 16 MB

Benchmarks

MLPerf, llama2-70b-99.9 (mxfp4)

10 129 tokens/s

MLPerf, llama3.1-405b (mxfp4)

252.4 tokens/s

Additional

Slots

Single-slot OAM Module

Release Date

June 5, 2012 July 15, 2025

Display Outputs

1x DVI
1x HDMI 1.4a
1x DisplayPort 1.2

1x DVI
1x HDMI 1.4a
1x VGA
No outputs

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