AMD Radeon Instinct MI8 vs NVIDIA GeForce RTX 5090 Mobile

Comparison of AMD Radeon Instinct MI8 with 4 GB HBM and 4,096 cores vs NVIDIA GeForce RTX 5090 Mobile with 24 GB GDDR7 and 10,496 cores.

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Performance Rating

NVIDIA GeForce RTX 5090 Mobile outperforms AMD Radeon Instinct MI8 by 140.6% in the overall GPU ARK performance rating

A100 A100
H200 H200
MI325X MI325X

AMD Radeon Instinct MI8

7.6

AMD Radeon Instinct MI8

7.6
RX 7900 XTX RX 7900 XTX
MI250 MI250
Instinct MI300X Instinct MI300X

NVIDIA GeForce RTX 5090 Mobile

18.3

NVIDIA GeForce RTX 5090 Mobile

18.3

Contents:

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

Memory

Memory Size

4 GB
🔥 +500% 24 ГБ

Memory Type

HBM GDDR7

Memory Bandwidth

512.0 GB/s 896.0 GB/s

Memory Bus Width

4,096 бит 256 бит

ML Performance

FP16 (Half Precision)

8.192 TFLOPS
🔥 +309% 33.52 TFLOPS

BF16 (Brain Float)

No No

TF32 (TensorFloat)

No No

Compute Power

FP32 (Single Precision)

8.192 TFLOPS
🔥 +309% 33.52 TFLOPS

FP64 (Double Precision)

0.512 TFLOPS
🔥 +2% 0.5238 TFLOPS

CUDA Cores

4,096
🔥 +156% 10,496

RT Cores

No
🔥 82

Architecture & Compatibility

GPU Architecture

GCN 3.0 Blackwell 2.0

SM (Streaming Multiprocessor)

No
🔥 82

PCIe Version

PCIe 3.0 x16 PCIe 5.0 x16

ML Software Support

CUDA Version

No 12.0

Clocks & Performance

Base Clock

No
🔥 1,095

Boost Clock

No
🔥 1,597

Memory Clock

500
🔥 +250% 1,750

Power Consumption

Recommended PSU

450 W No

Power Connector

1x 8-pin None

TDP/TGP

175 W
🔥 -46% 95 W

Rendering

Texture Units (TMU)

256
🔥 +28% 328

ROP

No
🔥 82

L2 Cache

2 MB
🔥 +3,100% 64 MB

Additional

Slots

Dual-slot IGP

Release Date

Dec. 12, 2016 March 27, 2025

Display Outputs

No outputs
Portable Device Dependent

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