AMD Radeon Instinct MI355X vs NVIDIA GeForce 8400 GS PCI Rev. 2

Comparison of AMD Radeon Instinct MI355X with 288 GB HBM3e and 16,384 cores vs NVIDIA GeForce 8400 GS PCI Rev. 2 and 16 cores.

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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

NVIDIA GeForce 8400 GS PCI Rev. 2

0.0

NVIDIA GeForce 8400 GS PCI Rev. 2

0.0

Expert Comparison

AMD Radeon Instinct MI355X значительно превосходит NVIDIA GeForce 8400 GS в практически всех показателях: количество ядер, объем памяти, шина, пропускная способность, FP32 и TDP. MI355X предназначен для высокопроизводительных вычислений и обработки больших объемов данных, тогда как 8400 GS более подходящий для базовых задач, таких как простые графические вычисления или轻量级翻译: AMD Radeon Instinct MI355X 在核心参数上远超 NVIDIA GeForce 8400 GS,包括核心数量、内存容量、总线宽度、带宽、FP32性能和功耗。MI355X 适用于高性能计算和大数据处理任务,而 8400 GS 更适合基本图形计算或简单任务。

Contents:

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

Memory

Memory Size

🔥 288 ГБ
No

Memory Type

HBM3e DDR3

Memory Bandwidth

🔥 +2% 8.19 TB/s
8.000 GB/s

Memory Bus Width

8,192 бит 64 бит

ML Performance

FP16 (Half Precision)

🔥 629.1 TFLOPS
No

BF16 (Brain Float)

No No

TF32 (TensorFloat)

No No

Compute Power

FP32 (Single Precision)

🔥 +100% 78.64 TFLOPS
39.36 TFLOPS

FP64 (Double Precision)

🔥 78.64 TFLOPS
No

CUDA Cores

🔥 +102,300% 16,384
16

RT Cores

No No

Architecture & Compatibility

GPU Architecture

CDNA 4.0 Tesla 2.0

SM (Streaming Multiprocessor)

No 2

PCIe Version

PCIe 5.0 x16 PCI

ML Software Support

CUDA Version

No 1.2

Clocks & Performance

Base Clock

🔥 1,000
No

Boost Clock

🔥 2,400
No

Memory Clock

🔥 +300% 2,000
500

Power Consumption

TDP/TGP

1400 W
🔥 -97% 40 W

Recommended PSU

1800 W
🔥 -89% 200 W

Power Connector

None None

Rendering

Texture Units (TMU)

🔥 +12,700% 1,024
8

ROP

No No

L2 Cache

🔥 16 MB
32 KB

Benchmarks

MLPerf, llama2-70b-99.9 (mxfp4)

10 129 tokens/s

MLPerf, llama3.1-405b (mxfp4)

252.4 tokens/s

Additional

Slots

OAM Module Single-slot

Release Date

July 15, 2025 April 17, 2007

Display Outputs

No outputs
1x DVI
1x HDMI
1x VGA

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