Hardware Spec Index

Altrix CX-3999 Ultra 10-Core LGA1851 Desktop Processor

Processors · Altrix · SKU CX3999-ULTRA · Released 2024 · Updated 2026-10-24

Key facts

Benchmark index19,530 (Processors scale)
Category rank#42,864
Street price$99
Power65 W (TDP)
Performance per dollar197.27
Released2024

Specifications

BrandAltrix
ModelAltrix CX-3999 Ultra
SocketLGA1851
Cores / threads10 cores (6P + 4E) / 10 threads
Base clock3.5 GHz
Max boost clock4.7 GHz
L3 cache24 MB
Power65 W base / 159 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 includedYes (stock air cooler)

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-3999 Ultra 10-Core LGA1851 Desktop Processor”, https://vextor7.com/item/3633969 (accessed 2026-10-24).