Intel Core Ultra 5 250K Plus vs Intel Core Ultra 7 270K Plus

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Core Ultra 5 250K Plus compared with Core Ultra 7 270K Plus

	IntelCore Ultra 5 250K Plus	IntelCore Ultra 7 270K Plus
Overview
Released
Released	March 2026	March 2026
Cores and clocks
Cores
Cores	18 (6 performance, 12 efficiency)	24 (8 performance, 16 efficiency) (better)
Threads
Threads	18	24 (better)
Base clock
Base clock	4.2 GHz	3.7 GHz
Boost clock
Boost clock	5.3 GHz	5.5 GHz (better)
L3 cache
L3 cache	30 MB	36 MB (better)
Cores
Cores	6 Performance-cores and 12 Efficient-cores, no Hyper-Threading; codename Arrow Lake	8 Performance-cores and 16 Efficient-cores, no Hyper-Threading; codename Arrow Lake
Clocks
Clocks	P-core base 4.2 GHz, max turbo 5.3 GHz; E-core base 3.3 GHz, max turbo 4.6 GHz	P-core base 3.7 GHz, max turbo 5.4 GHz; E-core base 3.2 GHz, max turbo 4.7 GHz; Turbo Boost Max 3.0 5.5 GHz
Cache
Cache	30 MB Intel Smart Cache (L3); 30 MB L2	36 MB Intel Smart Cache (L3); 40 MB L2
Graphics and AI
Built-in graphics
Built-in graphics	Yes	Yes
Graphics
Graphics	Intel Graphics, 4 Xe-cores, up to 1.9 GHz; outputs eDP1.4b, DP 2.1 UHBR20, HDMI 2.1 FRL; up to 4 displays; H.264, HEVC and AV1 encode and decode	Intel Graphics, 4 Xe-cores, up to 2 GHz; outputs eDP1.4b, DP 2.1 UHBR20, HDMI 2.1 FRL; up to 4 displays; H.264, HEVC and AV1 encode and decode
AI engine
AI engine	Intel AI Boost NPU, 13 TOPS (INT8); 30 TOPS for the whole processor	Intel AI Boost NPU, 13 TOPS (INT8); 36 TOPS for the whole processor
Platform
Socket
Socket	LGA1851	LGA1851
Base power
Base power	125 W	125 W
Maximum power
Maximum power	159 W	250 W
Unlocked
Unlocked	Yes	Yes
Memory support
Memory support	Up to DDR5 7200 MT/s; 2 channels, up to 256 GB; ECC supported	Up to DDR5 7200 MT/s; 2 channels, up to 256 GB; ECC supported
PCIe
PCIe	PCIe 5.0 and 4.0; 24 lanes (Up to 1x16+2x4, 2x8+2x4, 1x8+4x4); DMI 4 x8; Thunderbolt 4 built in	PCIe 5.0 and 4.0; 24 lanes (Up to 1x16+2x4, 2x8+2x4, 1x8+4x4); DMI 4 x8; Thunderbolt 4 built in
Chipsets
Chipsets	Intel 800 series	Intel 800 series
Process
Process	TSMC N3B (CPU)	TSMC N3B (CPU)
Cooler
Cooler	max operating temperature 105 °C; thermal specification PCG 2020A	max operating temperature 105 °C; thermal specification PCG 2020A