Hardware Spec Index

Veltrix CX-5421 Ultra 20-Core LGA1851 Desktop Processor

Processors · Veltrix · SKU CX5421-ULTRA · Released 2024 · Updated 2026-10-20

Key facts

Benchmark index26,871 (Processors scale)
Category rank#3,818
Street price$179
Power125 W (TDP)
Performance per dollar150.12
Released2024

Specifications

BrandVeltrix
ModelVeltrix CX-5421 Ultra
SocketLGA1851
Cores / threads20 cores (8P + 12E) / 20 threads
Base clock3.0 GHz
Max boost clock4.9 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

Intel LGA1851 SocketCPU TDP, PPT and Turbo Power ExplainedPCIe Lanes ExplainedDDR5 Memory ExplainedPCIe 5.0 ExplainedIntel 800 Series Chipsets

Similar Processors

ModelBenchmarkPriceCompare
Altrix CX-8749 Prime 8-Core AM4 Desktop Processor29,761$229Compare
Nexora CX-5640 Edge 6-Core AM4 Desktop Processor18,943$109Compare
Altrix CX-4900 Ultra 6-Core AM5 Desktop Processor26,280$179Compare
Veltrix CX-6594 Ti 14-Core LGA1700 Desktop Processor42,394$479Compare
Nexora CX-2086 XT 10-Core LGA1851 Desktop Processor29,686$229Compare
Veltrix CX-8786 Plus 10-Core LGA1700 Desktop Processor15,096$79Compare

All Processors · JSON

Cite this page: Hardware Spec Index, “Veltrix CX-5421 Ultra 20-Core LGA1851 Desktop Processor”, https://vextor7.com/item/8635883 (accessed 2026-10-20).