AMD Radeon Instinct MI355X vs NVIDIA GeForce RTX 5080 Mobile

Comparison of AMD Radeon Instinct MI355X with 288 GB HBM3e and 16,384 cores vs NVIDIA GeForce RTX 5080 Mobile with 16 GB GDDR7 and 7,680 cores.

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Performance Rating

AMD Radeon Instinct MI355X outperforms NVIDIA GeForce RTX 5080 Mobile by 567.05% 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

NVIDIA GeForce RTX 5080 Mobile

14.0

NVIDIA GeForce RTX 5080 Mobile

14.0

Contents:

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

Memory

Memory Size

🔥 +1,700% 288 ГБ
16 ГБ

Memory Type

HBM3e GDDR7

Memory Bandwidth

🔥 8.19 TB/s
896.0 GB/s

Memory Bus Width

8,192 бит 256 бит

ML Performance

FP16 (Half Precision)

🔥 +2,630% 629.1 TFLOPS
23.04 TFLOPS

BF16 (Brain Float)

No No

TF32 (TensorFloat)

No No

Compute Power

FP32 (Single Precision)

🔥 +241% 78.64 TFLOPS
23.04 TFLOPS

FP64 (Double Precision)

🔥 +21,744% 78.64 TFLOPS
0.36 TFLOPS

CUDA Cores

🔥 +113% 16,384
7,680

RT Cores

No
🔥 60

Architecture & Compatibility

GPU Architecture

CDNA 4.0 Blackwell 2.0

SM (Streaming Multiprocessor)

No
🔥 60

PCIe Version

PCIe 5.0 x16 PCIe 5.0 x16

ML Software Support

CUDA Version

No 12.0

Clocks & Performance

Base Clock

🔥 +3% 1,000
975

Boost Clock

🔥 +60% 2,400
1,500

Memory Clock

🔥 +14% 2,000
1,750

Power Consumption

TDP/TGP

1400 W
🔥 -94% 80 W

Recommended PSU

1800 W No

Power Connector

None None

Rendering

Texture Units (TMU)

🔥 +327% 1,024
240

ROP

No
🔥 60

L2 Cache

16 MB
🔥 +300% 64 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 IGP

Release Date

July 15, 2025 April 2, 2025

Display Outputs

No outputs
Portable Device Dependent

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