GALAX RTX 5080 Stellar LUNA OC vs Sapphire NITRO+ RX 7900 XTX Vapor-X

Comparison of GALAX RTX 5080 Stellar LUNA OC with 16 GB GDDR7 and 10,752 cores vs Sapphire NITRO+ RX 7900 XTX Vapor-X with 24 GB GDDR6 and 6,144 cores.

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Performance Rating

Sapphire NITRO+ RX 7900 XTX Vapor-X outperforms GALAX RTX 5080 Stellar LUNA OC by 18.97% in the overall GPU ARK performance rating

A100 A100
H200 H200
MI325X MI325X

GALAX RTX 5080 Stellar LUNA OC

23.6

GALAX RTX 5080 Stellar LUNA OC

23.6
RX 7900 XTX RX 7900 XTX
MI250 MI250
Instinct MI300X Instinct MI300X

Sapphire NITRO+ RX 7900 XTX Vapor-X

28.0

Sapphire NITRO+ RX 7900 XTX Vapor-X

28.0

Contents:

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

Memory

Memory Size

16 ГБ
🔥 +50% 24 ГБ

Memory Type

GDDR7 GDDR6

Memory Bandwidth

960.0 GB/s 960.0 GB/s

Memory Bus Width

256 бит 384 бит

ML Performance

FP16 (Half Precision)

57.74 TFLOPS
🔥 +128% 131.7 TFLOPS

BF16 (Brain Float)

No No

TF32 (TensorFloat)

No No

Compute Power

FP32 (Single Precision)

57.74 TFLOPS
🔥 +14% 65.86 TFLOPS

FP64 (Double Precision)

0.9022 TFLOPS
🔥 +128% 2.058 TFLOPS

CUDA Cores

🔥 +75% 10,752
6,144

RT Cores

84
🔥 +14% 96

Architecture & Compatibility

GPU Architecture

Blackwell 2.0 RDNA 3.0

SM (Streaming Multiprocessor)

🔥 84
No

PCIe Version

PCIe 5.0 x16 PCIe 4.0 x16

ML Software Support

CUDA Version

12.0 No

Clocks & Performance

Base Clock

🔥 +8% 2,295
2,119

Boost Clock

🔥 2,685
2,680

Memory Clock

1,875
🔥 +33% 2,500

Power Consumption

TDP/TGP

🔥 -14% 360 W
420 W

Recommended PSU

🔥 -6% 750 W
800 W

Power Connector

1x 16-pin 3x 8-pin

Rendering

Texture Units (TMU)

336
🔥 +14% 384

ROP

84
🔥 +14% 96

L2 Cache

🔥 +967% 64 MB
6 MB

Additional

Slots

Triple-slot Quad-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

2x HDMI 2.1a
2x DisplayPort 2.1

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