Intel Core i5-14400F vs Intel Core i7-2600K

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Core i5-14400F compared with Core i7-2600K

	IntelCore i5-14400F	IntelCore i7-2600K
Overview
Released
Released	January 2024	January 2011
Cores and clocks
Cores
Cores	10 (6 performance, 4 efficiency) (better)	4
Threads
Threads	16 (better)	8
Base clock
Base clock	2.5 GHz	3.4 GHz
Boost clock
Boost clock	4.7 GHz (better)	3.8 GHz
L3 cache
L3 cache	20 MB (better)	8 MB
Cores
Cores	6 Performance-cores and 4 Efficient-cores, with Hyper-Threading; codename Raptor Lake	Four cores with Hyper-Threading; Intel Turbo Boost 2.0. Expert Reviews and TechRadar confirm the unlocked CPU multiplier.
Clocks
Clocks	P-core base 2.5 GHz, max turbo 4.7 GHz; E-core base 1.8 GHz, max turbo 3.5 GHz	Maximum turbo is a single-core frequency; sustained clocks depend on cooling. Intel's 5 January launch notice gives 9 January availability for quad-core systems.
Cache
Cache	20 MB Intel Smart Cache (L3); 9.5 MB L2	–
Graphics and AI
Built-in graphics
Built-in graphics	No	Yes
Graphics
Graphics	None; a graphics card is required	Intel HD Graphics 3000; 850 MHz base, up to 1.35 GHz; two displays; Quick Sync Video.
Platform
Socket
Socket	LGA1700	LGA1155
Base power
Base power	65 W	95 W
Maximum power
Maximum power	148 W	–
Unlocked
Unlocked	No	Yes
Memory support
Memory support	Up to DDR5 4800 MT/s or up to DDR4 3200 MT/s; 2 channels, up to 192 GB	Up to 32 GB; two channels; DDR3-1066/1333; 21 GB/s maximum bandwidth as Intel publishes; ECC not supported.
PCIe
PCIe	PCIe 5.0 and 4.0; 20 lanes (Up to 1x16+4, 2x8+4); DMI 4.0 x8	PCIe 2.0; 16 CPU lanes.
Process
Process	Intel 7	32 nm; Sandy Bridge; 37.5 × 37.5 mm package; 72.6°C maximum case temperature, not junction temperature.
Cooler
Cooler	max operating temperature 100 °C; thermal specification PCG 2020C	LGA1155 is incompatible with LGA1156. TechRadar describes the launch P67 chipset as supporting CPU overclocking and H67 as supporting the integrated graphics output; chipset choice affects available features. Intel publishes no separate maximum turbo-power figure.