Hardware Spec Index

Altrix CX-8426 Prime 20-Core LGA1851 Desktop Processor

Processors · Altrix · SKU CX8426-PRIME · Released 2025 · Updated 2026-10-19

Key facts

Benchmark index30,643 (Processors scale)
Category rank#44,662
Street price$199
Power125 W (TDP)
Performance per dollar153.98
Released2025

Specifications

BrandAltrix
ModelAltrix CX-8426 Prime
SocketLGA1851
Cores / threads20 cores (8P + 12E) / 20 threads
Base clock2.6 GHz
Max boost clock5.0 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 multiplierNo
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-9848 XT 16-Core AM4 Desktop Processor52,371$729Compare
Veltrix CX-1826 Ultra 10-Core LGA1851 Desktop Processor13,152$79Compare
Nexora CX-1483 Ultra 24-Core LGA1851 Desktop Processor49,493$649Compare
Veltrix CX-4390 Pro 24-Core LGA1700 Desktop Processor39,629$369Compare
Nexora CX-9373 Prime 8-Core AM4 Desktop Processor43,795$579Compare
Veltrix CX-6383 Plus 16-Core AM4 Desktop Processor53,454$729Compare

All Processors · JSON

Cite this page: Hardware Spec Index, “Altrix CX-8426 Prime 20-Core LGA1851 Desktop Processor”, https://vextor7.com/item/69543 (accessed 2026-10-19).