Hardware Spec Index

Altrix CX-4918 Ultra 20-Core LGA1851 Desktop Processor

Processors · Altrix · SKU CX4918-ULTRA · Released 2024 · Updated 2026-10-19

Key facts

Benchmark index34,604 (Processors scale)
Category rank#30,019
Street price$279
Power125 W (TDP)
Performance per dollar124.03
Released2024

Specifications

BrandAltrix
ModelAltrix CX-4918 Ultra
SocketLGA1851
Cores / threads20 cores (8P + 12E) / 20 threads
Base clock2.5 GHz
Max boost clock5.1 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, “Altrix CX-4918 Ultra 20-Core LGA1851 Desktop Processor”, https://vextor7.com/item/577364 (accessed 2026-10-19).