Sapphire NITRO+ RX 7900 XTX Vapor-X vs Sapphire RX 7800 XT

Comparison of Sapphire NITRO+ RX 7900 XTX Vapor-X with 24 GB GDDR6 and 6,144 cores vs Sapphire RX 7800 XT with 16 GB GDDR6 and 3,840 cores.

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Performance Rating

Sapphire NITRO+ RX 7900 XTX Vapor-X outperforms Sapphire RX 7800 XT by 64.88% in the overall GPU ARK performance rating

A100 A100
H200 H200
MI325X MI325X

Sapphire NITRO+ RX 7900 XTX Vapor-X

28.0

Sapphire NITRO+ RX 7900 XTX Vapor-X

28.0
RX 7900 XTX RX 7900 XTX
MI250 MI250
Instinct MI300X Instinct MI300X

Sapphire RX 7800 XT

17.0

Sapphire RX 7800 XT

17.0

Contents:

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

Memory

Memory Size

🔥 +50% 24 ГБ
16 ГБ

Memory Type

GDDR6 GDDR6

Memory Bandwidth

960.0 GB/s 624.1 GB/s

Memory Bus Width

384 бит 256 бит

ML Performance

FP16 (Half Precision)

🔥 +76% 131.7 TFLOPS
74.65 TFLOPS

BF16 (Brain Float)

No No

TF32 (TensorFloat)

No No

Compute Power

FP32 (Single Precision)

🔥 +76% 65.86 TFLOPS
37.32 TFLOPS

FP64 (Double Precision)

🔥 2.058 TFLOPS
No

CUDA Cores

🔥 +60% 6,144
3,840

RT Cores

🔥 +60% 96
60

Architecture & Compatibility

GPU Architecture

RDNA 3.0 RDNA 3.0

SM (Streaming Multiprocessor)

No No

PCIe Version

PCIe 4.0 x16 PCIe 4.0 x16

ML Software Support

CUDA Version

No No

Clocks & Performance

Base Clock

🔥 +64% 2,119
1,295

Boost Clock

🔥 +10% 2,680
2,430

Memory Clock

🔥 +3% 2,500
2,438

Power Consumption

TDP/TGP

420 W
🔥 -37% 263 W

Recommended PSU

800 W
🔥 -25% 600 W

Power Connector

3x 8-pin 2x 8-pin

Rendering

Texture Units (TMU)

🔥 +60% 384
240

ROP

🔥 +60% 96
60

L2 Cache

🔥 +50% 6 MB
4 MB

Additional

Slots

Quad-slot Dual-slot

Release Date

Nov. 3, 2022 Aug. 25, 2023

Display Outputs

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

2x HDMI 2.1a
2x DisplayPort 2.1
1x HDMI 2.1a
3x DisplayPort 2.1

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