GALAX RTX 5090 D HOF OC LAB XOC vs VASTARMOR RX 7900 XT Starry Sky

Comparison of GALAX RTX 5090 D HOF OC LAB XOC with 32 GB GDDR7 and 21,760 cores vs VASTARMOR RX 7900 XT Starry Sky with 20 GB GDDR6 and 5,376 cores.

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Performance Rating

H200 H200
MI325X MI325X
A100 A100

GALAX RTX 5090 D HOF OC LAB XOC

GALAX RTX 5090 D HOF OC LAB XOC

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

VASTARMOR RX 7900 XT Starry Sky

22.6

VASTARMOR RX 7900 XT Starry Sky

22.6

Contents:

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

Memory

Memory Size

32 GB
🔥 20 ГБ

Memory Type

GDDR7 GDDR6

Memory Bandwidth

1.79 TB/s 800.0 GB/s

Memory Bus Width

512 бит 320 бит

ML Performance

FP16 (Half Precision)

115.5 TFLOPS
🔥 103.0 TFLOPS

BF16 (Brain Float)

No No

TF32 (TensorFloat)

No No

Compute Power

FP32 (Single Precision)

115.5 TFLOPS
🔥 51.48 TFLOPS

FP64 (Double Precision)

1.805 TFLOPS
🔥 1.609 TFLOPS

CUDA Cores

21,760
🔥 5,376

RT Cores

170
🔥 84

Architecture & Compatibility

GPU Architecture

Blackwell 2.0 RDNA 3.0

SM (Streaming Multiprocessor)

170 No

PCIe Version

PCIe 5.0 x16 PCIe 4.0 x16

ML Software Support

CUDA Version

12.0 No

Clocks & Performance

Base Clock

2,017
🔥 1,387

Boost Clock

2,655
🔥 2,394

Memory Clock

1,750
🔥 +43% 2,500

Power Consumption

TDP/TGP

575 W
🔥 -48% 300 W

Recommended PSU

950 W
🔥 -26% 700 W

Power Connector

2x 16-pin 2x 8-pin

Rendering

Texture Units (TMU)

680
🔥 336

ROP

170
🔥 84

L2 Cache

96 MB
🔥 6 MB

Additional

Slots

Triple-slot Triple-slot

Release Date

Jan. 30, 2025 Nov. 3, 2022

Display Outputs

1x HDMI 2.1b
3x DisplayPort 2.1b
1x HDMI 2.1a
2x DisplayPort 2.1
1x USB Type-C

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