Hardware Spec Index

Altrix CX-3979 XT 20-Core LGA1851 Desktop Processor

Processors · Altrix · SKU CX3979-XT · Released 2025 · Updated 2026-10-25

Key facts

Benchmark index25,432 (Processors scale)
Category rank#45,115
Street price$139
Power125 W (TDP)
Performance per dollar182.96
Released2025

Specifications

BrandAltrix
ModelAltrix CX-3979 XT
SocketLGA1851
Cores / threads20 cores (8P + 12E) / 20 threads
Base clock2.5 GHz
Max boost clock4.9 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

Intel LGA1851 SocketCPU TDP, PPT and Turbo Power ExplainedPCIe Lanes ExplainedDDR5 Memory ExplainedPCIe 5.0 ExplainedIntel 800 Series Chipsets

Similar Processors

ModelBenchmarkPriceCompare
Altrix CX-2285 Edge 20-Core LGA1851 Desktop Processor46,356$529Compare
Nexora CX-6601 Ti 20-Core LGA1700 Desktop Processor55,755$689Compare
Altrix CX-2310 SE 16-Core AM4 Desktop Processor59,600$889Compare
Veltrix CX-8580 Prime 24-Core LGA1851 Desktop Processor45,659$549Compare
Veltrix CX-5401 Plus 6-Core AM5 Desktop Processor26,700$179Compare
Veltrix CX-9346 Core 12-Core AM5 Desktop Processor43,372$479Compare

All Processors · JSON

Cite this page: Hardware Spec Index, “Altrix CX-3979 XT 20-Core LGA1851 Desktop Processor”, https://vextor7.com/item/6370248 (accessed 2026-10-25).