Hardware Spec Index

Altrix CX-4256 SE 14-Core LGA1851 Desktop Processor

Processors · Altrix · SKU CX4256-SE · Released 2025 · Updated 2026-10-25

Key facts

Benchmark index44,640 (Processors scale)
Category rank#26,438
Street price$549
Power125 W (TDP)
Performance per dollar81.31
Released2025

Specifications

BrandAltrix
ModelAltrix CX-4256 SE
SocketLGA1851
Cores / threads14 cores (6P + 8E) / 14 threads
Base clock3.1 GHz
Max boost clock5.4 GHz
L3 cache24 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 graphicsNone (F model)
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

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Cite this page: Hardware Spec Index, “Altrix CX-4256 SE 14-Core LGA1851 Desktop Processor”, https://vextor7.com/item/31493941 (accessed 2026-10-25).