Hardware Spec Index

Nexora CX-3866 Prime 8-Core AM4 Desktop Processor

Processors · Nexora · SKU CX3866-PRIME · Released 2020 · Updated 2026-10-21

Key facts

Benchmark index39,321 (Processors scale)
Category rank#6,710
Street price$379
Power65 W (TDP)
Performance per dollar103.75
Released2020

Specifications

BrandNexora
ModelNexora CX-3866 Prime
SocketAM4
Cores / threads8 cores / 16 threads
Base clock4.4 GHz
Max boost clock4.6 GHz
L3 cache96 MB (3D stacked)
Power65 W TDP (PPT 88 W)
Memory supportDDR4-3200, dual channel
CPU PCIe lanes24× PCIe 4.0 (20 usable)
Integrated graphicsNone (discrete GPU required)
Unlocked multiplierYes
Cooler includedYes (stock air cooler)

Related guides

CPU TDP, PPT and Turbo Power ExplainedPCIe Lanes ExplainedAMD AM5 SocketIntel LGA1851 SocketIntel LGA1700 SocketNPUs and AI PCs

Similar Processors

ModelBenchmarkPriceCompare
Nexora CX-9282 Edge 8-Core AM4 Desktop Processor23,391$139Compare
Nexora CX-5053 Edge 24-Core LGA1851 Desktop Processor57,909$799Compare
Nexora CX-1788 Prime 24-Core LGA1851 Desktop Processor42,679$449Compare
Nexora CX-1324 Max 16-Core AM4 Desktop Processor52,276$839Compare
Veltrix CX-6205 SE 20-Core LGA1851 Desktop Processor41,433$439Compare
Altrix CX-7770 Pro 12-Core AM5 Desktop Processor38,109$369Compare

All Processors · JSON

Cite this page: Hardware Spec Index, “Nexora CX-3866 Prime 8-Core AM4 Desktop Processor”, https://vextor7.com/item/35450894 (accessed 2026-10-21).