Hardware Spec Index

Nexora CX-5421 Ultra 8-Core AM5 Desktop Processor

Processors · Nexora · SKU CX5421-ULTRA · Released 2026 · Updated 2026-10-21

Key facts

Benchmark index35,678 (Processors scale)
Category rank#17,815
Street price$329
Power65 W (TDP)
Performance per dollar108.44
Released2026

Specifications

BrandNexora
ModelNexora CX-5421 Ultra
SocketAM5
Cores / threads8 cores / 16 threads
Base clock4.2 GHz
Max boost clock5.2 GHz
L3 cache96 MB (3D stacked)
Power65 W TDP (PPT 88 W)
Memory supportDDR5-5600, dual channel (EXPO)
CPU PCIe lanes28× PCIe 5.0 (24 usable)
Integrated graphicsIntegrated graphics (2 CU)
Unlocked multiplierYes
Cooler includedYes (stock air cooler)

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-5421 Ultra 8-Core AM5 Desktop Processor”, https://vextor7.com/item/3433100 (accessed 2026-10-21).