Intel Core i5-10400F vs Intel Core i5-12400F

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Core i5-10400F compared with Core i5-12400F

	IntelCore i5-10400F	IntelCore i5-12400F
Overview
Released
Released	May 2020	January 2022
Cores and clocks
Cores
Cores	6	6
Threads
Threads	12	12
Base clock
Base clock	2.9 GHz	2.5 GHz
Boost clock
Boost clock	4.3 GHz	4.4 GHz (better)
L3 cache
L3 cache	12 MB	18 MB (better)
Cores
Cores	Hyper-Threading supported; Intel Turbo Boost 2.0 supported, without Turbo Boost Max 3.0 or Thermal Velocity Boost.	6 P-cores and no E-cores; 12 threads. Intel Thread Director is not supported.
Clocks
Clocks	Locked CPU multiplier (Intel support). ComputerBase reports an Intel-confirmed 134 W PL2 limit for 28 seconds; the current Intel specification page publishes TDP only.	2.5 GHz P-core base, up to 4.4 GHz P-core turbo; locked multiplier confirmed by io-tech and TechPowerUp.
Cache
Cache	–	18 MB Intel Smart Cache (L3); 7.5 MB total L2.
Graphics and AI
Built-in graphics
Built-in graphics	No	No
Graphics
Graphics	No integrated graphics; a separate graphics card is required (Intel support).	No integrated graphics; a separate graphics card is required (Intel F-series support).
Platform
Socket
Socket	LGA1200	LGA1700
Base power
Base power	65 W	65 W
Maximum power
Maximum power	–	117 W
Unlocked
Unlocked	No	No
Cooler in the box
Cooler in the box	–	Yes
Memory support
Memory support	Up to 128 GB; two channels; DDR4-2666; 41.6 GB/s maximum bandwidth; ECC not supported.	Up to 128 GB; two channels; DDR5-4800 or DDR4-3200; 76.8 GB/s maximum bandwidth.
PCIe
PCIe	PCIe 3.0; 16 CPU lanes, configured as 1×16, 2×8 or 1×8+2×4.	PCIe 5.0 and 4.0; 20 CPU lanes, up to 1×16+4 or 2×8+4; DMI 4.0 ×8.
Process
Process	14 nm; Comet Lake; 37.5 × 37.5 mm package; 100°C maximum junction temperature. ComputerBase identifies G1 six-core-die and Q0 ten-core-die versions with the same published core, cache and clock specifications; its G1 sample uses thermal paste under the heat spreader, while Q0 is soldered.	Intel 7; Alder Lake; FCLGA1700, 45 × 37.5 mm package; 100°C Tjunction.
Cooler
Cooler	–	Intel Laminar RM1 included with boxed retail processor (Intel support).