Hardware Spec Index

Nexora CX-5403 Ultra 12-Core AM5 Desktop Processor

Processors · Nexora · SKU CX5403-ULTRA · Released 2025 · Updated 2026-10-25

Key facts

Benchmark index41,656 (Processors scale)
Category rank#3,694
Street price$399
Power120 W (TDP)
Performance per dollar104.40
Released2025

Specifications

BrandNexora
ModelNexora CX-5403 Ultra
SocketAM5
Cores / threads12 cores / 24 threads
Base clock4.6 GHz
Max boost clock5.3 GHz
L3 cache64 MB
Power120 W TDP (PPT 162 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-5403 Ultra 12-Core AM5 Desktop Processor”, https://vextor7.com/item/21887585 (accessed 2026-10-25).