Intel Core i5-14400F vs Intel Core i7-8700K

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Core i5-14400F compared with Core i7-8700K

	IntelCore i5-14400F	IntelCore i7-8700K
Overview
Released
Released	January 2024	October 2017
Cores and clocks
Cores
Cores	10 (6 performance, 4 efficiency) (better)	6
Threads
Threads	16 (better)	12
Base clock
Base clock	2.5 GHz	3.7 GHz
Boost clock
Boost clock	4.7 GHz	4.7 GHz
L3 cache
L3 cache	20 MB (better)	12 MB
Cores
Cores	6 Performance-cores and 4 Efficient-cores, with Hyper-Threading; codename Raptor Lake	6 cores and 12 threads; Coffee Lake architecture; multiplier unlocked.
Clocks
Clocks	P-core base 2.5 GHz, max turbo 4.7 GHz; E-core base 1.8 GHz, max turbo 3.5 GHz	3.7 GHz base; up to 4.7 GHz Intel Turbo Boost 2.0.
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 UHD Graphics 630; 350 MHz base, up to 1.2 GHz; Quick Sync Video; up to three displays.
Platform
Socket
Socket	LGA1700	LGA1151
Base power
Base power	65 W	95 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 128 GB on the current Intel specification page; two channels; DDR4-2666; 41.6 GB/s; ECC not supported.
PCIe
PCIe	PCIe 5.0 and 4.0; 20 lanes (Up to 1x16+4, 2x8+4); DMI 4.0 x8	PCIe 3.0; 16 CPU lanes: 1 × 16, 2 × 8 or 1 × 8 + 2 × 4. This excludes chipset lanes.
Chipsets
Chipsets	–	Intel 300-series motherboards; Z370 at launch. Older 100- and 200-series boards are incompatible despite sharing the LGA1151 socket (TechPowerUp and PC Gamer).
Process
Process	Intel 7	14 nm; 37.5 × 37.5 mm package; 100°C maximum junction temperature.
Cooler
Cooler	max operating temperature 100 °C; thermal specification PCG 2020C	No fan or heatsink included with the boxed processor (Intel specifications).