MSI RTX 5090 LIGHTNING Z vs NVIDIA A800 PCIe 40 GB

Comparison of MSI RTX 5090 LIGHTNING Z with 32 GB GDDR7 and 21,760 cores vs NVIDIA A800 PCIe 40 GB with 40 GB HBM2e and 6,912 cores.

Loading...

Performance Rating

MSI RTX 5090 LIGHTNING Z outperforms NVIDIA A800 PCIe 40 GB by 113.43% in the overall GPU ARK performance rating

A100 A100
H200 H200
MI325X MI325X

MSI RTX 5090 LIGHTNING Z

47.2

MSI RTX 5090 LIGHTNING Z

47.2
RX 7900 XTX RX 7900 XTX
MI250 MI250
Instinct MI300X Instinct MI300X

NVIDIA A800 PCIe 40 GB

22.1

NVIDIA A800 PCIe 40 GB

22.1

Contents:

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

Memory

Memory Size

32 GB
🔥 +25% 40 ГБ

Memory Type

GDDR7 HBM2e

Memory Bandwidth

🔥 +15% 1.79 TB/s
1.56 TB/s

Memory Bus Width

512 бит 5,120 бит

ML Performance

FP16 (Half Precision)

🔥 +52% 118.8 TFLOPS
77.97 TFLOPS

BF16 (Brain Float)

No
🔥 311.84 TFLOPS

TF32 (TensorFloat)

No
🔥 155.92

Compute Power

FP32 (Single Precision)

🔥 +510% 118.8 TFLOPS
19.49 TFLOPS

FP64 (Double Precision)

1.856 TFLOPS
🔥 +425% 9.746 TFLOPS

CUDA Cores

🔥 +215% 21,760
6,912

RT Cores

🔥 170
No

Architecture & Compatibility

GPU Architecture

Blackwell 2.0 Ampere

SM (Streaming Multiprocessor)

🔥 +57% 170
108

PCIe Version

PCIe 5.0 x16 PCIe 4.0 x16

ML Software Support

CUDA Version

🔥 12.0
8.0

Clocks & Performance

Base Clock

🔥 +164% 2,017
765

Boost Clock

🔥 +94% 2,730
1,410

Memory Clock

🔥 +44% 1,750
1,215

Power Consumption

Recommended PSU

1400 W
🔥 -57% 600 W

Power Connector

🔥 2x 16-pin
8-pin EPS

TDP/TGP

1000 W
🔥 -75% 250 W

Rendering

Texture Units (TMU)

🔥 +57% 680
432

ROP

🔥 170
No

L2 Cache

🔥 +140% 96 MB
40 MB

Additional

Slots

Triple-slot Dual-slot

Release Date

Jan. 6, 2026 Nov. 8, 2022

Display Outputs

1x HDMI 2.1b
3x DisplayPort 2.1b

1x HDMI 2.1b
3x DisplayPort 2.1b
1x USB Type-C
No outputs

Renting is cheaper than buying