Dell RTX 4080 Mobile vs MSI RTX 5090 LIGHTNING Z

Comparison of Dell RTX 4080 Mobile with 12 GB GDDR6 and 7,424 cores vs MSI RTX 5090 LIGHTNING Z with 32 GB GDDR7 and 21,760 cores.

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Performance Rating

MSI RTX 5090 LIGHTNING Z outperforms Dell RTX 4080 Mobile by 254.55% in the overall GPU ARK performance rating

A100 A100
H200 H200
MI325X MI325X

Dell RTX 4080 Mobile

13.3

Dell RTX 4080 Mobile

13.3
RX 7900 XTX RX 7900 XTX
MI250 MI250
Instinct MI300X Instinct MI300X

MSI RTX 5090 LIGHTNING Z

47.2

MSI RTX 5090 LIGHTNING Z

47.2

Contents:

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

Memory

Memory Size

12 GB
🔥 +167% 32 ГБ

Memory Type

GDDR6 GDDR7

Memory Bandwidth

432.0 GB/s
🔥 1.79 TB/s

Memory Bus Width

192 бит 512 бит

ML Performance

FP16 (Half Precision)

31.18 TFLOPS
🔥 +281% 118.8 TFLOPS

BF16 (Brain Float)

No No

TF32 (TensorFloat)

No No

Compute Power

FP32 (Single Precision)

31.18 TFLOPS
🔥 +281% 118.8 TFLOPS

FP64 (Double Precision)

0.4872 TFLOPS
🔥 +281% 1.856 TFLOPS

CUDA Cores

7,424
🔥 +193% 21,760

RT Cores

58
🔥 +193% 170

Architecture & Compatibility

GPU Architecture

Ada Lovelace Blackwell 2.0

SM (Streaming Multiprocessor)

58
🔥 +193% 170

PCIe Version

PCIe 4.0 x16 PCIe 5.0 x16

ML Software Support

CUDA Version

8.9
🔥 12.0

Clocks & Performance

Base Clock

1,620
🔥 +25% 2,017

Boost Clock

2,100
🔥 +30% 2,730

Memory Clock

🔥 +29% 2,250
1,750

Power Consumption

Recommended PSU

No 1400 W

Power Connector

None
🔥 2x 16-pin

TDP/TGP

🔥 -89% 110 W
1000 W

Rendering

Texture Units (TMU)

232
🔥 +193% 680

ROP

58
🔥 +193% 170

L2 Cache

48 MB
🔥 +100% 96 MB

Additional

Slots

IGP Triple-slot

Release Date

Jan. 3, 2023 Jan. 6, 2026

Display Outputs

Portable Device Dependent
1x HDMI 2.1b
3x DisplayPort 2.1b

1x HDMI 2.1b
3x DisplayPort 2.1b
1x USB Type-C

Renting is cheaper than buying