ASRock Arc A770 Phantom OC 16 GB vs MSI RTX 5090 LIGHTNING Z

Comparison of ASRock Arc A770 Phantom OC 16 GB with 16 GB GDDR6 and 4,096 cores vs MSI RTX 5090 LIGHTNING Z with 32 GB GDDR7 and 21,760 cores.

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Performance Rating

MSI RTX 5090 LIGHTNING Z outperforms ASRock Arc A770 Phantom OC 16 GB by 303.68% in the overall GPU ARK performance rating

A100 A100
H200 H200
MI325X MI325X

ASRock Arc A770 Phantom OC 16 GB

11.7

ASRock Arc A770 Phantom OC 16 GB

11.7
RX 7900 XTX RX 7900 XTX
MI250 MI250
Instinct MI300X Instinct MI300X

MSI RTX 5090 LIGHTNING Z

47.2

MSI RTX 5090 LIGHTNING Z

47.2

Contents:

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

Memory

Memory Size

16 GB
🔥 +100% 32 ГБ

Memory Type

GDDR6 GDDR7

Memory Bandwidth

559.9 GB/s
🔥 1.79 TB/s

Memory Bus Width

256 бит 512 бит

ML Performance

FP16 (Half Precision)

39.32 TFLOPS
🔥 +202% 118.8 TFLOPS

BF16 (Brain Float)

No No

TF32 (TensorFloat)

No No

Compute Power

FP32 (Single Precision)

19.66 TFLOPS
🔥 +504% 118.8 TFLOPS

FP64 (Double Precision)

🔥 +32% 2.458 TFLOPS
1.856 TFLOPS

CUDA Cores

4,096
🔥 +431% 21,760

RT Cores

32
🔥 +431% 170

Architecture & Compatibility

GPU Architecture

Xe-HPG Blackwell 2.0

SM (Streaming Multiprocessor)

No
🔥 170

PCIe Version

PCIe 4.0 x16 PCIe 5.0 x16

ML Software Support

CUDA Version

No 12.0

Clocks & Performance

Base Clock

🔥 +9% 2,200
2,017

Boost Clock

2,400
🔥 +14% 2,730

Memory Clock

🔥 +25% 2,187
1,750

Power Consumption

Recommended PSU

🔥 -61% 550 W
1400 W

Power Connector

2x 8-pin
🔥 2x 16-pin

TDP/TGP

🔥 -78% 225 W
1000 W

Rendering

Texture Units (TMU)

256
🔥 +166% 680

ROP

32
🔥 +431% 170

L2 Cache

16 MB
🔥 +500% 96 MB

Additional

Slots

Dual-slot Triple-slot

Release Date

Oct. 12, 2022 Jan. 6, 2026

Display Outputs

1x HDMI 2.1
3x DisplayPort 2.0
1x HDMI 2.1b
3x DisplayPort 2.1b

1x HDMI 2.1b
3x DisplayPort 2.1b
1x USB Type-C

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