AMD Radeon RX 6650M XT vs MSI RTX 5090 LIGHTNING Z

Comparison AMD Radeon RX 6650M XT with 8 GB GDDR6 and 2,048 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 AMD Radeon RX 6650M XT by 719.27% in the overall GPU ARK performance rating

A100 A100
H200 H200
MI325X MI325X

AMD Radeon RX 6650M XT

5.8

AMD Radeon RX 6650M XT

5.8
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

Expert Comparison

AMD Radeon RX 6650M XT подходит для средней графики и легких задач, благодаря своим 2048 ядрам и 8 ГБ памяти. Она имеет пропускную способность 256.0 GB/s и TDP 120 Вт. MSI RTX 5090 LIGHTNING Z предназначена для высокопроизводительных задач с 21760 ядрами и 32 ГБ памяти, обеспечивая гораздо большую пропускную способность 1.79 TB/s. Она значительно превосходит RX 6650M XT по всем параметрам, но требует больше энергии и предназначена для более сложных задач.

Contents:

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

Memory

Memory Size

8 GB
🔥 +300% 32 ГБ

Memory Type

GDDR6 GDDR7

Memory Bandwidth

256.0 GB/s
🔥 1.79 TB/s

Memory Bus Width

128 бит 512 бит

ML Performance

FP16 (Half Precision)

19.79 TFLOPS
🔥 +500% 118.8 TFLOPS

BF16 (Brain Float)

No No

TF32 (TensorFloat)

No No

Compute Power

FP32 (Single Precision)

9.896 TFLOPS
🔥 +1,100% 118.8 TFLOPS

FP64 (Double Precision)

0.6185 TFLOPS
🔥 +200% 1.856 TFLOPS

CUDA Cores

2,048
🔥 +962% 21,760

RT Cores

32
🔥 +431% 170

Architecture & Compatibility

GPU Architecture

RDNA 2.0 Blackwell 2.0

SM (Streaming Multiprocessor)

No
🔥 170

PCIe Version

PCIe 4.0 x8 PCIe 5.0 x16

ML Software Support

CUDA Version

No 12.0

CUDA Toolkit (first supported)

v12

CUDA Toolkit status

Supported Supported

Clocks & Performance

Base Clock

🔥 +3% 2,068
2,017

Boost Clock

2,416
🔥 +13% 2,730

Memory Clock

🔥 +14% 2,000
1,750

Power Consumption

Recommended PSU

No 1400 W

Power Connector

None
🔥 2x 16-pin

TDP/TGP

🔥 -88% 120 W
1000 W

Rendering

Texture Units (TMU)

128
🔥 +431% 680

ROP

32
🔥 +431% 170

L2 Cache

2 MB
🔥 +4,700% 96 MB

Additional

Slots

IGP Triple-slot

Release Date

Jan. 4, 2022 Jan. 6, 2026

Display Outputs

Portable Device Dependent
1x HDMI 2.1b
3x DisplayPort 2.1b

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

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