CPUs compared

Intel Core Ultra 5 250K Plus vs Intel Core Ultra 5 250KF Plus

  • The Intel Core Ultra 5 250KF Plus launched $15 lower ($184 vs $199).
  • Same socket (LGA1851): both fit the same motherboards, BIOS permitting.
Intel

Intel Core Ultra 5 250K Plus

18 cores · 5.3 GHz · LGA1851 · DDR5-5600

Launched at $199

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Intel

Intel Core Ultra 5 250KF Plus

18 cores · 5.3 GHz · LGA1851 · DDR5-5600

Launched at $184

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Specs side by side

1 of 10 differ, marked. Speed isn't compared here: we only list specs we can source.

SpecIntel Core Ultra 5 250K PlusIntel Core Ultra 5 250KF Plus
Cores18 cores, 18 threads18 cores, 18 threads
Boost clockUp to 5.3 GHzUp to 5.3 GHz
L3 cache30 MB30 MB
Power (TDP)125 W125 W
Built-in graphicsYesNo
SocketLGA1851LGA1851
PCIePCIe 5.0PCIe 5.0
Official DDR5 speedDDR5-5600 (DDR5-4400 with 4 modules)DDR5-5600 (DDR5-4400 with 4 modules)
SegmentDesktopDesktop
LaunchedMarch 26, 2026March 26, 2026

Which motherboards take them

Intel Core Ultra 5 250K Plus

LGA1851 boards with these chipsets:

  • H810
  • B860
  • Q870
  • W880
  • Z890

Intel Core Ultra 5 250KF Plus

LGA1851 boards with these chipsets:

  • H810
  • B860
  • Q870
  • W880
  • Z890

Sources

Intel Core Ultra 5 250K Plus

  1. Wikipedia: Arrow Lake (microprocessor) · CC BY-SA 4.0

Intel Core Ultra 5 250KF Plus

  1. Wikipedia: Arrow Lake (microprocessor) · CC BY-SA 4.0

Specs last checked Oct 20, 2026. Spotted a mistake? Tell us and we'll fix it.