Hardware Spec Index

Altrix CX-3858 Ultra 24-Core LGA1700 Desktop Processor

Processors · Altrix · SKU CX3858-ULTRA · Released 2021 · Updated 2026-10-25

Key facts

Benchmark index57,055 (Processors scale)
Category rank#47,766
Street price$799
Power125 W (TDP)
Performance per dollar71.41
Released2021

Specifications

BrandAltrix
ModelAltrix CX-3858 Ultra
SocketLGA1700
Cores / threads24 cores (8P + 16E) / 32 threads
Base clock3.4 GHz
Max boost clock5.9 GHz
L3 cache36 MB
Power125 W base / 253 W max turbo
Memory supportDDR5-5600 or DDR4-3200, dual channel
CPU PCIe lanes16× PCIe 5.0 + 4× PCIe 4.0
Integrated graphicsIntegrated graphics (32 EU)
Unlocked multiplierNo
Cooler includedNo

Related guides

Intel LGA1700 SocketCPU TDP, PPT and Turbo Power ExplainedPCIe Lanes ExplainedDDR5 Memory ExplainedPCIe 5.0 ExplainedAMD AM5 Socket

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Cite this page: Hardware Spec Index, “Altrix CX-3858 Ultra 24-Core LGA1700 Desktop Processor”, https://vextor7.com/item/84899820 (accessed 2026-10-25).