Intel Core Ultra 5 245K Processor
14 Cores | 14 Threads | Max. Boost Clock Up To 5.2 GHz | Intel LGA1851 Socket
The mid-range chip on Intel's newest platform. The Core Ultra 5 245K gives you 14 cores (6 P-cores plus 8 E-cores), a 5.2GHz max turbo, 24MB of Smart Cache and a built-in NPU.
It's efficient, cool-running and great at multitasking: game, stream and keep a dozen apps open. Integrated Xe graphics and Quick Sync help with video work too.
It's unlocked for tuners and DDR5 only. It's a smart foundation for a modern build that will keep up with future GPU upgrades thanks to PCIe 5.0.
Best for: Mid-range gaming, streaming, study and creator builds on a modern platform.
Platform and compatibility
It uses the Intel LGA1851 socket and works with H810, B860, Z890 motherboards. LGA1851 is Intel's newest desktop platform, with PCIe 5.0, Thunderbolt 4 on many boards and a built-in NPU for AI features.
Key specifications
Brand: Intel
Series: Intel Core Ultra 5 (Series 2)
Architecture: Arrow Lake (Core Ultra Series 2)
Socket: Intel LGA1851
Cores: 14 (6 P-cores + 8 E-cores)
Threads: 14
Base clock: 4.2 GHz (P-core)
Max boost clock: up to 5.2 GHz
Cache: 24 MB Intel Smart Cache
Integrated graphics: Intel Graphics (4 Xe-cores)
Memory support: DDR5 up to 6400 MT/s
PCIe: PCIe 5.0 and 4.0
Power: 125W base, 159W max turbo
Unlocked for overclocking: Yes
Frequently asked questions
Which motherboard does the Core Ultra 5 245K need?
An LGA1851 board: B860 for value, or Z890 for overclocking.
Does it have integrated graphics?
Yes, Intel Graphics with 4 Xe-cores. That's fine for displays, video and light tasks.
Does it support DDR4?
No, it's DDR5 only.
Which motherboard is compatible?
It needs an Intel 800-series LGA1851 board: H810, B860 or Z890. Older LGA1700 boards won't fit, and it's DDR5 only.
What RAM should I use?
DDR5 only. A 2 x 16GB DDR5-6000 to 6400 kit is the sweet spot. Arrow Lake also supports fast CUDIMM memory on Z890.
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