Intel Core i5-14400F vs Intel Core i5-6600K

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Core i5-14400F compared with Core i5-6600K

	IntelCore i5-14400F	IntelCore i5-6600K
Overview
Released
Released	January 2024	August 2015
Cores and clocks
Cores
Cores	10 (6 performance, 4 efficiency) (better)	4
Threads
Threads	16 (better)	4
Base clock
Base clock	2.5 GHz	3.5 GHz
Boost clock
Boost clock	4.7 GHz (better)	3.9 GHz
L3 cache
L3 cache	20 MB (better)	6 MB
Cores
Cores	6 Performance-cores and 4 Efficient-cores, with Hyper-Threading; codename Raptor Lake	Skylake; four cores without Hyper-Threading; unlocked multiplier confirmed in Intel's Gamescom release
Clocks
Clocks	P-core base 2.5 GHz, max turbo 4.7 GHz; E-core base 1.8 GHz, max turbo 3.5 GHz	–
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 530; maker clocks 350 MHz base and 1.15 GHz maximum dynamic clock, rather than differing launch-review figures
Platform
Socket
Socket	LGA1700	LGA1151
Base power
Base power	65 W	91 W
Maximum power
Maximum power	148 W	–
Unlocked
Unlocked	No	Yes
Cooler in the box
Cooler in the box	–	No
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 64 GB; two channels; DDR4-1866/2133 or DDR3L-1333/1600 at 1.35 V; maximum bandwidth 34.1 GB/s; no ECC support
PCIe
PCIe	PCIe 5.0 and 4.0; 20 lanes (Up to 1x16+4, 2x8+4); DMI 4.0 x8	16 CPU lanes; PCIe 3.0
Chipsets
Chipsets	–	LGA1151 Skylake platform; Intel's 5 August 2015 release names the 6600K boxed processor and systems as available immediately
Process
Process	Intel 7	14 nm
Cooler
Cooler	max operating temperature 100 °C; thermal specification PCG 2020C	Intel lists no included heatsink; a separate cooler is required, despite the bundled-cooler implication in Expert Reviews