ASRock RX 6600 Challenger D vs Sapphire NITRO+ RX 7900 XTX Vapor-X

Comparison of ASRock RX 6600 Challenger D with 8 GB GDDR6 and 1,792 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 RX 6600 Challenger D by 428.87% in the overall GPU ARK performance rating

A100 A100
H200 H200
MI325X MI325X

ASRock RX 6600 Challenger D

5.3

ASRock RX 6600 Challenger D

5.3
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

8 ГБ
🔥 +200% 24 ГБ

Memory Type

GDDR6 GDDR6

Memory Bandwidth

224.0 GB/s 960.0 GB/s

Memory Bus Width

128 бит 384 бит

ML Performance

FP16 (Half Precision)

17.86 TFLOPS
🔥 +637% 131.7 TFLOPS

BF16 (Brain Float)

No No

TF32 (TensorFloat)

No No

Compute Power

FP32 (Single Precision)

8.928 TFLOPS
🔥 +638% 65.86 TFLOPS

FP64 (Double Precision)

0.558 TFLOPS
🔥 +269% 2.058 TFLOPS

CUDA Cores

1,792
🔥 +243% 6,144

RT Cores

28
🔥 +243% 96

Architecture & Compatibility

GPU Architecture

RDNA 2.0 RDNA 3.0

SM (Streaming Multiprocessor)

No No

PCIe Version

PCIe 4.0 x8 PCIe 4.0 x16

ML Software Support

CUDA Version

No No

Clocks & Performance

Base Clock

1,626
🔥 +30% 2,119

Boost Clock

2,491
🔥 +8% 2,680

Memory Clock

1,750
🔥 +43% 2,500

Power Consumption

TDP/TGP

🔥 -69% 132 W
420 W

Recommended PSU

🔥 -62% 300 W
800 W

Power Connector

1x 8-pin 3x 8-pin

Rendering

Texture Units (TMU)

112
🔥 +243% 384

ROP

28
🔥 +243% 96

L2 Cache

2 MB
🔥 +200% 6 MB

Additional

Slots

Dual-slot Quad-slot

Release Date

Oct. 13, 2021 Nov. 3, 2022

Display Outputs

1x HDMI 2.1
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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