AMD Radeon RX 7900M vs PowerColor Red Devil RX 6650 XT

Comparison of AMD Radeon RX 7900M with 16 GB GDDR6 and 4,608 cores vs PowerColor Red Devil RX 6650 XT with 8 GB GDDR6 and 2,048 cores.

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Performance Rating

AMD Radeon RX 7900M outperforms PowerColor Red Devil RX 6650 XT by 173.19% in the overall GPU ARK performance rating

A100 A100
H200 H200
MI325X MI325X

AMD Radeon RX 7900M

17.0

AMD Radeon RX 7900M

17.0
RX 7900 XTX RX 7900 XTX
MI250 MI250
Instinct MI300X Instinct MI300X

PowerColor Red Devil RX 6650 XT

6.2

PowerColor Red Devil RX 6650 XT

6.2

Contents:

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

Memory

Memory Size

🔥 +100% 16 ГБ
8 ГБ

Memory Type

GDDR6 GDDR6

Memory Bandwidth

576.0 GB/s 280.3 GB/s

Memory Bus Width

256 бит 128 бит

ML Performance

FP16 (Half Precision)

🔥 +249% 77.05 TFLOPS
22.07 TFLOPS

BF16 (Brain Float)

No No

TF32 (TensorFloat)

No No

Compute Power

FP32 (Single Precision)

🔥 +249% 38.52 TFLOPS
11.03 TFLOPS

FP64 (Double Precision)

🔥 +174,568,553% 1,204,000.0 TFLOPS
0.6897000000000001 TFLOPS

CUDA Cores

🔥 +125% 4,608
2,048

RT Cores

🔥 +125% 72
32

Architecture & Compatibility

GPU Architecture

RDNA 3.0 RDNA 2.0

SM (Streaming Multiprocessor)

No No

PCIe Version

PCIe 4.0 x16 PCIe 4.0 x8

ML Software Support

CUDA Version

No No

Clocks & Performance

Base Clock

1,825
🔥 +20% 2,192

Boost Clock

2,090
🔥 +29% 2,694

Memory Clock

🔥 +3% 2,250
2,190

Power Consumption

TDP/TGP

180 W
🔥 -2% 176 W

Recommended PSU

No 450 W

Power Connector

None 1x 6-pin + 1x 8-pin

Rendering

Texture Units (TMU)

🔥 +125% 288
128

ROP

🔥 +125% 72
32

L2 Cache

🔥 +200% 6 MB
2 MB

Additional

Slots

IGP Triple-slot

Release Date

Oct. 19, 2023 May 10, 2022

Display Outputs

Portable Device Dependent
1x HDMI 2.1
3x DisplayPort 1.4a

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