Hardware Spec Index

Nexora CX-7643 Prime 16-Core AM4 Desktop Processor

Processors · Nexora · SKU CX7643-PRIME · Released 2020 · Updated 2026-10-19

Key facts

Benchmark index47,923 (Processors scale)
Category rank#39,503
Street price$679
Power105 W (TDP)
Performance per dollar70.58
Released2020

Specifications

BrandNexora
ModelNexora CX-7643 Prime
SocketAM4
Cores / threads16 cores / 32 threads
Base clock4.1 GHz
Max boost clock4.8 GHz
L3 cache64 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-7643 Prime 16-Core AM4 Desktop Processor”, https://vextor7.com/item/1124239 (accessed 2026-10-19).