PCPCTalk
CPU

Intel Core Ultra 9 285K

Arrow Lake flagship on the new LGA1851 socket — 24 cores, tile-based design, and improved efficiency over 14900K.

Pros

  • Much lower power draw than 14900K
  • New LGA1851 platform with PCIe 5.0 everywhere
  • Strong multi-threaded performance
  • NPU for AI workloads

Cons

  • Gaming gains over 14900K are modest
  • Requires new motherboard (LGA1851)
  • No hyperthreading on E-cores/P-cores

Full specifications

Performance
Total cores24
Performance cores8
Efficiency cores16
Threads24
Base clock3.7 GHz
Max boost clock5.7 GHz
L2 cache40 MB
L3 cache36 MB
Process nodeTSMC N3B
Integrated graphicsIntel Graphics (4 Xe cores)
OverclockableYes
Platform
SocketLGA1851
Base TDP125 W
Max turbo power250 W
Supported memoryDDR5
Max memory speed6400 MT/s
Max memory capacity192 GB
Memory channels2
PCIe version5.0
PCIe lanes20