Hardware Spec Index

Nexora CX-3854 Ultra 12-Core AM5 Desktop Processor

Processors · Nexora · SKU CX3854-ULTRA · Released 2023 · Updated 2026-10-23

Key facts

Benchmark index39,017 (Processors scale)
Category rank#24,195
Street price$399
Power120 W (TDP)
Performance per dollar97.79
Released2023

Specifications

BrandNexora
ModelNexora CX-3854 Ultra
SocketAM5
Cores / threads12 cores / 24 threads
Base clock3.8 GHz
Max boost clock5.3 GHz
L3 cache128 MB (3D stacked)
Power120 W TDP (PPT 162 W)
Memory supportDDR5-5200, dual channel (EXPO)
CPU PCIe lanes28× PCIe 5.0 (24 usable)
Integrated graphicsIntegrated graphics (2 CU)
Unlocked multiplierYes
Cooler includedNo

Related guides

AMD AM5 SocketCPU TDP, PPT and Turbo Power ExplainedPCIe Lanes ExplainedDDR5 Memory ExplainedPCIe 5.0 ExplainedAMD AM5 Chipsets Compared

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Cite this page: Hardware Spec Index, “Nexora CX-3854 Ultra 12-Core AM5 Desktop Processor”, https://vextor7.com/item/43672761 (accessed 2026-10-23).