ASRock Phantom Gaming X Radeon VII vs Sapphire NITRO+ RX 7900 XTX Vapor-X

Comparison of ASRock Phantom Gaming X Radeon VII with 16 GB HBM2 and 3,840 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 ASRock Phantom Gaming X Radeon VII by 98.65% in the overall GPU ARK performance rating

A100 A100
H200 H200
MI325X MI325X

ASRock Phantom Gaming X Radeon VII

14.1

ASRock Phantom Gaming X Radeon VII

14.1
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

HBM2 GDDR6

Memory Bandwidth

🔥 1.02 TB/s
960.0 GB/s

Memory Bus Width

4,096 бит 384 бит

ML Performance

FP16 (Half Precision)

26.88 TFLOPS
🔥 +390% 131.7 TFLOPS

BF16 (Brain Float)

No No

TF32 (TensorFloat)

No No

Compute Power

FP32 (Single Precision)

13.44 TFLOPS
🔥 +390% 65.86 TFLOPS

FP64 (Double Precision)

3.36 TFLOPS
🔥 2.058 TFLOPS

CUDA Cores

3,840
🔥 +60% 6,144

RT Cores

No
🔥 96

Architecture & Compatibility

GPU Architecture

GCN 5.1 RDNA 3.0

SM (Streaming Multiprocessor)

No No

PCIe Version

PCIe 3.0 x16 PCIe 4.0 x16

ML Software Support

CUDA Version

No No

Clocks & Performance

Base Clock

1,400
🔥 +51% 2,119

Boost Clock

1,750
🔥 +53% 2,680

Memory Clock

1,000
🔥 +150% 2,500

Power Consumption

TDP/TGP

🔥 -30% 295 W
420 W

Recommended PSU

🔥 -25% 600 W
800 W

Power Connector

2x 8-pin 3x 8-pin

Rendering

Texture Units (TMU)

240
🔥 +60% 384

ROP

No
🔥 96

L2 Cache

4 MB
🔥 +50% 6 MB

Additional

Slots

Dual-slot Quad-slot

Release Date

Feb. 7, 2019 Nov. 3, 2022

Display Outputs

1x HDMI 2.0b
3x DisplayPort 1.4a
1x HDMI 2.1a
2x DisplayPort 2.1
1x USB Type-C

2x HDMI 2.1a
2x DisplayPort 2.1

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