Hardware Spec Index

Nexora CX-6643 Core 8-Core AM4 Desktop Processor

Processors · Nexora · SKU CX6643-CORE · Released 2021 · Updated 2026-10-24

Key facts

Benchmark index28,754 (Processors scale)
Category rank#29,855
Street price$219
Power105 W (TDP)
Performance per dollar131.30
Released2021

Specifications

BrandNexora
ModelNexora CX-6643 Core
SocketAM4
Cores / threads8 cores / 16 threads
Base clock4.4 GHz
Max boost clock4.5 GHz
L3 cache32 MB
Power105 W TDP (PPT 142 W)
Memory supportDDR4-3200, dual channel
CPU PCIe lanes24× PCIe 4.0 (20 usable)
Integrated graphicsNone (discrete GPU required)
Unlocked multiplierYes
Cooler includedNo

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Cite this page: Hardware Spec Index, “Nexora CX-6643 Core 8-Core AM4 Desktop Processor”, https://vextor7.com/item/2186733 (accessed 2026-10-24).