AMD Radeon Instinct MI355X vs Colorful iGame RTX 3080 Ultra OC

Comparison of AMD Radeon Instinct MI355X with 288 GB HBM3e and 16,384 cores vs Colorful iGame RTX 3080 Ultra OC with 10 GB GDDR6X and 8,704 cores.

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Performance Rating

H200 H200
MI325X MI325X
A100 A100

AMD Radeon Instinct MI355X

AMD Radeon Instinct MI355X

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

Colorful iGame RTX 3080 Ultra OC

Colorful iGame RTX 3080 Ultra OC

Contents:

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

Memory

Memory Size

288 GB 10 GB

Memory Type

HBM3e GDDR6X

Memory Bandwidth

8.19 TB/s 760.3 GB/s

Memory Bus Width

8,192 бит 320 бит

ML Performance

FP16 (Half Precision)

629.1 TFLOPS 30.55 TFLOPS

BF16 (Brain Float)

No No

TF32 (TensorFloat)

No No

Compute Power

FP32 (Single Precision)

78.64 TFLOPS 30.55 TFLOPS

FP64 (Double Precision)

78.64 TFLOPS 0.4774 TFLOPS

CUDA Cores

16,384 8,704

RT Cores

No 68

Architecture & Compatibility

GPU Architecture

CDNA 4.0 Ampere

SM (Streaming Multiprocessor)

No 68

PCIe Version

PCIe 5.0 x16 PCIe 4.0 x16

ML Software Support

CUDA Version

No 8.6

Clocks & Performance

Base Clock

1,000 1,440

Boost Clock

2,400 1,755

Memory Clock

2,000 1,188

Power Consumption

TDP/TGP

1400 W
🔥 -77% 320 W

Recommended PSU

1800 W
🔥 -61% 700 W

Power Connector

None 3x 8-pin

Rendering

Texture Units (TMU)

1,024 272

ROP

No 68

L2 Cache

32 MB 5 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 Triple-slot

Release Date

March 12, 2025 Sept. 1, 2020

Display Outputs

No outputs
1x HDMI 2.1
3x DisplayPort 1.4a

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