Intel Core i5-14400F vs Intel Core i7-5820K

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Core i5-14400F compared with Core i7-5820K

	IntelCore i5-14400F	IntelCore i7-5820K
Overview
Released
Released	January 2024	August 2014
Cores and clocks
Cores
Cores	10 (6 performance, 4 efficiency) (better)	6
Threads
Threads	16 (better)	12
Base clock
Base clock	2.5 GHz	3.3 GHz
Boost clock
Boost clock	4.7 GHz (better)	3.6 GHz
L3 cache
L3 cache	20 MB (better)	15 MB
Cores
Cores	6 Performance-cores and 4 Efficient-cores, with Hyper-Threading; codename Raptor Lake	Haswell-E; six cores with Hyper-Threading; unlocked multiplier and lack of integrated graphics confirmed by exact-model reviews
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	No
Graphics
Graphics	None; a graphics card is required	–
Platform
Socket
Socket	LGA1700	LGA2011-v3
Base power
Base power	65 W	140 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; four channels; DDR4-1600/1866/2133; maximum bandwidth 68 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	28 CPU lanes; PCIe 3.0
Chipsets
Chipsets	–	X99 and LGA2011-v3, as distinguished by Intel's Core i7 comparison chart and exact-model reviews. August release month follows Intel's 29 August family availability notice and contemporary exact-model stock coverage; an exact maker-SKU first-sale day was not established.
Process
Process	Intel 7	22 nm; package size 52.5 × 45 mm
Cooler
Cooler	max operating temperature 100 °C; thermal specification PCG 2020C	Intel explicitly excludes a fan and heatsink from the boxed product; a separate cooler is required