Hardware Spec Index

Nexora CX-8420 Ultra 20-Core LGA1851 Desktop Processor

Processors · Nexora · SKU CX8420-ULTRA · Released 2026 · Updated 2026-10-24

Key facts

Benchmark index44,644 (Processors scale)
Category rank#43,587
Street price$469
Power125 W (TDP)
Performance per dollar95.19
Released2026

Specifications

BrandNexora
ModelNexora CX-8420 Ultra
SocketLGA1851
Cores / threads20 cores (8P + 12E) / 20 threads
Base clock2.5 GHz
Max boost clock5.3 GHz
L3 cache30 MB
Power125 W base / 250 W max turbo
Memory supportDDR5-6400, dual channel (CUDIMM supported)
CPU PCIe lanes20× PCIe 5.0 + 4× PCIe 4.0
Integrated graphicsIntegrated graphics (4 cores)
Unlocked multiplierYes
NPU13 TOPS
Cooler includedNo

Related guides

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Cite this page: Hardware Spec Index, “Nexora CX-8420 Ultra 20-Core LGA1851 Desktop Processor”, https://vextor7.com/item/148970 (accessed 2026-10-24).