PowerColor Red Devil RX 6650 XT vs Sapphire NITRO+ RX 7900 XTX Vapor-X

Comparison of PowerColor Red Devil RX 6650 XT with 8 GB GDDR6 and 2,048 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 PowerColor Red Devil RX 6650 XT by 349.92% in the overall GPU ARK performance rating

A100 A100
H200 H200
MI325X MI325X

PowerColor Red Devil RX 6650 XT

6.2

PowerColor Red Devil RX 6650 XT

6.2
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

280.3 GB/s 960.0 GB/s

Memory Bus Width

128 бит 384 бит

ML Performance

FP16 (Half Precision)

22.07 TFLOPS
🔥 +497% 131.7 TFLOPS

BF16 (Brain Float)

No No

TF32 (TensorFloat)

No No

Compute Power

FP32 (Single Precision)

11.03 TFLOPS
🔥 +497% 65.86 TFLOPS

FP64 (Double Precision)

0.6897000000000001 TFLOPS
🔥 +198% 2.058 TFLOPS

CUDA Cores

2,048
🔥 +200% 6,144

RT Cores

32
🔥 +200% 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

🔥 +3% 2,192
2,119

Boost Clock

🔥 +1% 2,694
2,680

Memory Clock

2,190
🔥 +14% 2,500

Power Consumption

TDP/TGP

🔥 -58% 176 W
420 W

Recommended PSU

🔥 -44% 450 W
800 W

Power Connector

1x 6-pin + 1x 8-pin 3x 8-pin

Rendering

Texture Units (TMU)

128
🔥 +200% 384

ROP

32
🔥 +200% 96

L2 Cache

2 MB
🔥 +200% 6 MB

Additional

Slots

Triple-slot Quad-slot

Release Date

May 10, 2022 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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