Hardware Spec Index

Altrix CX-3899 SE 20-Core LGA1851 Desktop Processor

Processors · Altrix · SKU CX3899-SE · Released 2025 · Updated 2026-10-26

Key facts

Benchmark index29,188 (Processors scale)
Category rank#42,613
Street price$239
Power125 W (TDP)
Performance per dollar122.13
Released2025

Specifications

BrandAltrix
ModelAltrix CX-3899 SE
SocketLGA1851
Cores / threads20 cores (8P + 12E) / 20 threads
Base clock2.6 GHz
Max boost clock5.0 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
Nexora CX-2466 Plus 10-Core LGA1700 Desktop Processor33,954$259Compare
Altrix CX-3856 Prime 10-Core LGA1851 Desktop Processor16,577$79Compare
Veltrix CX-4490 XT 20-Core LGA1700 Desktop Processor40,622$409Compare
Veltrix CX-1979 XT 12-Core AM4 Desktop Processor42,550$479Compare
Altrix CX-7490 Ultra 12-Core AM5 Desktop Processor43,356$549Compare
Nexora CX-2779 Plus 8-Core AM4 Desktop Processor15,559$79Compare

All Processors · JSON

Cite this page: Hardware Spec Index, “Altrix CX-3899 SE 20-Core LGA1851 Desktop Processor”, https://vextor7.com/item/483024 (accessed 2026-10-26).