Hardware Spec Index

Nexora CX-5643 Plus 16-Core AM5 Desktop Processor

Processors · Nexora · SKU CX5643-PLUS · Released 2025 · Updated 2026-10-26

Key facts

Benchmark index51,355 (Processors scale)
Category rank#43,739
Street price$749
Power170 W (TDP)
Performance per dollar68.56
Released2025

Specifications

BrandNexora
ModelNexora CX-5643 Plus
SocketAM5
Cores / threads16 cores / 32 threads
Base clock4.6 GHz
Max boost clock5.6 GHz
L3 cache128 MB (3D stacked)
Power170 W TDP (PPT 230 W)
Memory supportDDR5-5600, dual channel (EXPO)
CPU PCIe lanes28× PCIe 5.0 (24 usable)
Integrated graphicsIntegrated graphics (2 CU)
Unlocked multiplierYes
NPU16 TOPS
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-5643 Plus 16-Core AM5 Desktop Processor”, https://vextor7.com/item/50352293 (accessed 2026-10-26).