MSI RTX 5090 LIGHTNING Z vs MSI RX 6500 XT MECH 2X

Comparison of MSI RTX 5090 LIGHTNING Z with 32 GB GDDR7 and 21,760 cores vs MSI RX 6500 XT MECH 2X with 4 GB GDDR6 and 1,024 cores.

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Performance Rating

MSI RTX 5090 LIGHTNING Z outperforms MSI RX 6500 XT MECH 2X by 1,370.09% in the overall GPU ARK performance rating

A100 A100
H200 H200
MI325X MI325X

MSI RTX 5090 LIGHTNING Z

47.2

MSI RTX 5090 LIGHTNING Z

47.2
RX 7900 XTX RX 7900 XTX
MI250 MI250
Instinct MI300X Instinct MI300X

MSI RX 6500 XT MECH 2X

3.2

MSI RX 6500 XT MECH 2X

3.2

Contents:

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

Memory

Memory Size

🔥 +700% 32 ГБ
4 GB

Memory Type

GDDR7 GDDR6

Memory Bandwidth

🔥 1.79 TB/s
143.9 GB/s

Memory Bus Width

512 бит 64 бит

ML Performance

FP16 (Half Precision)

🔥 +930% 118.8 TFLOPS
11.53 TFLOPS

BF16 (Brain Float)

No No

TF32 (TensorFloat)

No No

Compute Power

FP32 (Single Precision)

🔥 +1,961% 118.8 TFLOPS
5.765 TFLOPS

FP64 (Double Precision)

🔥 +415% 1.856 TFLOPS
0.3603 TFLOPS

CUDA Cores

🔥 +2,025% 21,760
1,024

RT Cores

🔥 +962% 170
16

Architecture & Compatibility

GPU Architecture

Blackwell 2.0 RDNA 2.0

SM (Streaming Multiprocessor)

🔥 170
No

PCIe Version

PCIe 5.0 x16 PCIe 4.0 x4

ML Software Support

CUDA Version

12.0 No

Clocks & Performance

Base Clock

2,017
🔥 +15% 2,310

Boost Clock

2,730
🔥 +3% 2,815

Memory Clock

1,750
🔥 +28% 2,248

Power Consumption

Recommended PSU

1400 W
🔥 -79% 300 W

Power Connector

🔥 +100% 2x 16-pin
1x 6-pin

TDP/TGP

1000 W
🔥 -89% 107 W

Rendering

Texture Units (TMU)

🔥 +962% 680
64

ROP

🔥 +962% 170
16

L2 Cache

🔥 96 MB
1024 KB

Additional

Slots

Triple-slot Dual-slot

Release Date

Jan. 6, 2026 Jan. 19, 2022

Display Outputs

1x HDMI 2.1b
3x DisplayPort 2.1b

1x HDMI 2.1b
3x DisplayPort 2.1b
1x USB Type-C
1x HDMI 2.1
1x DisplayPort 1.4a

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