GALAX RTX 5090 D Star NOX OC vs NVIDIA A800 SXM4 80 GB

Comparison of GALAX RTX 5090 D Star NOX OC with 32 GB GDDR7 and 21,760 cores vs NVIDIA A800 SXM4 80 GB with 80 GB HBM2e and 6,912 cores.

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Performance Rating

GALAX RTX 5090 D Star NOX OC outperforms NVIDIA A800 SXM4 80 GB by 71.8% in the overall GPU ARK performance rating

A100 A100
H200 H200
MI325X MI325X

GALAX RTX 5090 D Star NOX OC

44.5

GALAX RTX 5090 D Star NOX OC

44.5
RX 7900 XTX RX 7900 XTX
MI250 MI250
Instinct MI300X Instinct MI300X

NVIDIA A800 SXM4 80 GB

25.9

NVIDIA A800 SXM4 80 GB

25.9

Contents:

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

Memory

Memory Size

32 ГБ
🔥 +150% 80 ГБ

Memory Type

GDDR7 HBM2e

Memory Bandwidth

🔥 1.79 TB/s
2.04 TB/s

Memory Bus Width

512 бит 5,120 бит

ML Performance

FP16 (Half Precision)

🔥 +37% 106.7 TFLOPS
77.97 TFLOPS

BF16 (Brain Float)

No
🔥 311.84 TFLOPS

TF32 (TensorFloat)

No
🔥 155.92

Compute Power

FP32 (Single Precision)

🔥 +447% 106.7 TFLOPS
19.49 TFLOPS

FP64 (Double Precision)

1.667 TFLOPS
🔥 +485% 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

🔥 +75% 2,017
1,155

Boost Clock

🔥 +74% 2,452
1,410

Memory Clock

🔥 +10% 1,750
1,593

Power Consumption

TDP/TGP

575 W
🔥 -30% 400 W

Recommended PSU

950 W
🔥 -16% 800 W

Power Connector

1x 16-pin None

Rendering

Texture Units (TMU)

🔥 +57% 680
432

ROP

🔥 170
No

L2 Cache

🔥 +140% 96 MB
40 MB

Additional

Slots

Triple-slot
🔥 SXM Module

Release Date

Jan. 30, 2025 Aug. 11, 2022

Display Outputs

1x HDMI 2.1b
3x DisplayPort 2.1b
No outputs

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