AMD Radeon RX 6600 XT vs ASRock Arc A770 Challenger OC 16 GB

Comparison of AMD Radeon RX 6600 XT with 8 GB GDDR6 and 2,048 cores vs ASRock Arc A770 Challenger OC 16 GB with 16 GB GDDR6 and 4,096 cores.

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Performance Rating

ASRock Arc A770 Challenger OC 16 GB outperforms AMD Radeon RX 6600 XT by 95.16% in the overall GPU ARK performance rating

A100 A100
H200 H200
MI325X MI325X

AMD Radeon RX 6600 XT

6.0

AMD Radeon RX 6600 XT

6.0
RX 7900 XTX RX 7900 XTX
MI250 MI250
Instinct MI300X Instinct MI300X

ASRock Arc A770 Challenger OC 16 GB

11.7

ASRock Arc A770 Challenger OC 16 GB

11.7

Contents:

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

Memory

Memory Size

8 GB
🔥 +100% 16 ГБ

Memory Type

GDDR6 GDDR6

Memory Bandwidth

256.0 GB/s 559.9 GB/s

Memory Bus Width

128 бит 256 бит

ML Performance

FP16 (Half Precision)

21.21 TFLOPS
🔥 +85% 39.32 TFLOPS

BF16 (Brain Float)

No No

TF32 (TensorFloat)

No No

Compute Power

FP32 (Single Precision)

10.6 TFLOPS
🔥 +85% 19.66 TFLOPS

FP64 (Double Precision)

0.6628 TFLOPS
🔥 +271% 2.458 TFLOPS

CUDA Cores

2,048
🔥 +100% 4,096

RT Cores

32 32

Architecture & Compatibility

GPU Architecture

RDNA 2.0 Xe-HPG

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

1,968
🔥 +9% 2,150

Boost Clock

🔥 +8% 2,589
2,400

Memory Clock

2,000
🔥 +9% 2,187

Power Consumption

Recommended PSU

🔥 -18% 450 W
550 W

Power Connector

1x 8-pin 2x 8-pin

TDP/TGP

🔥 -29% 160 W
225 W

Rendering

Texture Units (TMU)

128
🔥 +100% 256

ROP

32 32

L2 Cache

🔥 2 MB
16 MB

Additional

Slots

Dual-slot Dual-slot

Release Date

July 30, 2021 Oct. 12, 2022

Display Outputs

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

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