Hardware Spec Index

Altrix CX-8221 XT 20-Core LGA1851 Desktop Processor

Processors · Altrix · SKU CX8221-XT · Released 2026 · Updated 2026-10-21

Key facts

Benchmark index44,548 (Processors scale)
Category rank#615
Street price$459
Power125 W (TDP)
Performance per dollar97.05
Released2026

Specifications

BrandAltrix
ModelAltrix CX-8221 XT
SocketLGA1851
Cores / threads20 cores (8P + 12E) / 20 threads
Base clock3.3 GHz
Max boost clock5.3 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 graphicsNone (F model)
Unlocked multiplierNo
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
Veltrix CX-1410 Plus 14-Core LGA1700 Desktop Processor37,976$329Compare
Altrix CX-5850 XT 10-Core LGA1700 Desktop Processor24,852$169Compare
Altrix CX-4107 XT 6-Core AM4 Desktop Processor17,879$99Compare
Veltrix CX-8230 Prime 8-Core AM4 Desktop Processor44,366$569Compare
Veltrix CX-4157 Prime 14-Core LGA1700 Desktop Processor14,564$69Compare
Veltrix CX-9387 Pro 12-Core AM4 Desktop Processor43,629$479Compare

All Processors · JSON

Cite this page: Hardware Spec Index, “Altrix CX-8221 XT 20-Core LGA1851 Desktop Processor”, https://vextor7.com/item/7051763 (accessed 2026-10-21).