GALAX RTX 5090 D HOF OC LAB XOC vs PowerColor Red Devil RX Vega 64 OC

Comparison of GALAX RTX 5090 D HOF OC LAB XOC with 32 GB GDDR7 and 21,760 cores vs PowerColor Red Devil RX Vega 64 OC with 8 GB HBM2 and 4,096 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
Instinct MI300X Instinct MI300X
MI250 MI250

PowerColor Red Devil RX Vega 64 OC

PowerColor Red Devil RX Vega 64 OC

Contents:

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

Memory

Memory Size

32 GB 8 GB

Memory Type

GDDR7 HBM2

Memory Bandwidth

1.79 TB/s 483.8 GB/s

Memory Bus Width

512 бит 2,048 бит

ML Performance

FP16 (Half Precision)

115.5 TFLOPS 26.33 TFLOPS

BF16 (Brain Float)

No No

TF32 (TensorFloat)

No No

Compute Power

FP32 (Single Precision)

115.5 TFLOPS 13.16 TFLOPS

FP64 (Double Precision)

1.805 TFLOPS 0.8228 TFLOPS

CUDA Cores

21,760 4,096

RT Cores

170 No

Architecture & Compatibility

GPU Architecture

Blackwell 2.0 GCN 5.0

SM (Streaming Multiprocessor)

170 No

PCIe Version

PCIe 5.0 x16 PCIe 3.0 x16

ML Software Support

CUDA Version

12.0 No

Clocks & Performance

Base Clock

2,017 1,417

Boost Clock

2,655 1,607

Memory Clock

1,750 945

Power Consumption

TDP/TGP

575 W
🔥 -49% 295 W

Recommended PSU

950 W
🔥 -37% 600 W

Power Connector

2x 16-pin 2x 8-pin

Rendering

Texture Units (TMU)

680 256

ROP

170 No

L2 Cache

96 MB 4 MB

Additional

Slots

Triple-slot Dual-slot

Release Date

Jan. 30, 2025 Nov. 28, 2017

Display Outputs

1x HDMI 2.1b
3x DisplayPort 2.1b
1x HDMI 2.0b
3x DisplayPort 1.4a

2x HDMI 2.0b
2x DisplayPort 1.4a

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