AMD Radeon Instinct MI355X vs KFA2 GTX 1080 Ti

Comparison of AMD Radeon Instinct MI355X with 288 GB HBM3e and 16,384 cores vs KFA2 GTX 1080 Ti with 11 GB GDDR5X and 3,584 cores.

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Performance Rating

AMD Radeon Instinct MI355X outperforms KFA2 GTX 1080 Ti by 1,041.88% 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

KFA2 GTX 1080 Ti

8.2

KFA2 GTX 1080 Ti

8.2

Contents:

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

Memory

Memory Size

🔥 +2,518% 288 ГБ
11 ГБ

Memory Type

HBM3e GDDR5X

Memory Bandwidth

🔥 8.19 TB/s
484.4 GB/s

Memory Bus Width

8,192 бит 352 бит

ML Performance

FP16 (Half Precision)

🔥 +255% 629.1 TFLOPS
177.2 TFLOPS

BF16 (Brain Float)

No No

TF32 (TensorFloat)

No No

Compute Power

FP32 (Single Precision)

🔥 +593% 78.64 TFLOPS
11.34 TFLOPS

FP64 (Double Precision)

🔥 +22,090% 78.64 TFLOPS
0.3544 TFLOPS

CUDA Cores

🔥 +357% 16,384
3,584

RT Cores

No No

Architecture & Compatibility

GPU Architecture

CDNA 4.0 Pascal

SM (Streaming Multiprocessor)

No 28

PCIe Version

PCIe 5.0 x16 PCIe 3.0 x16

ML Software Support

CUDA Version

No 6.1

Clocks & Performance

Base Clock

🔥 1,000
1,481

Boost Clock

🔥 +52% 2,400
1,582

Memory Clock

🔥 +45% 2,000
1,376

Power Consumption

TDP/TGP

1400 W
🔥 -82% 250 W

Recommended PSU

1800 W
🔥 -67% 600 W

Power Connector

None 1x 6-pin + 1x 8-pin

Rendering

Texture Units (TMU)

🔥 +357% 1,024
224

ROP

No No

L2 Cache

🔥 +482% 16 MB
2.75 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 Dual-slot

Release Date

July 15, 2025 March 10, 2017

Display Outputs

No outputs
1x HDMI 2.0
3x DisplayPort 1.4a

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