Intel Core i7-12700K vs Intel Core i9-9900K

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Core i7-12700K compared with Core i9-9900K

	IntelCore i7-12700K	IntelCore i9-9900K
Overview
Released
Released	November 2021	October 2018
Cores and clocks
Cores
Cores	12 (8 performance, 4 efficiency) (better)	8
Threads
Threads	20 (better)	16
Base clock
Base clock	3.6 GHz	3.6 GHz
Boost clock
Boost clock	5 GHz	5 GHz
L3 cache
L3 cache	25 MB (better)	16 MB
Cores
Cores	8 P-cores and 4 E-cores; 20 threads. Intel Thread Director supported.	8 cores and 16 threads; Coffee Lake architecture; multiplier unlocked. Intel’s 19 October 2018 public news notice states that the processors ship that day; the 8 October announcement opened preorders.
Clocks
Clocks	P-cores: 3.6 GHz base, up to 4.9 GHz Turbo Boost 2.0 and 5 GHz Turbo Boost Max 3.0; E-cores: 2.7 GHz base, up to 3.8 GHz turbo.	3.6 GHz base; up to 5.0 GHz Intel Turbo Boost 2.0.
Cache
Cache	25 MB Intel Smart Cache (L3); 12 MB total L2.	–
Graphics and AI
Built-in graphics
Built-in graphics	Yes	Yes
Graphics
Graphics	Intel UHD Graphics 770; 32 execution units; 300 MHz base, up to 1.5 GHz; Quick Sync Video; up to four displays.	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	125 W	95 W
Maximum power
Maximum power	190 W	–
Unlocked
Unlocked	Yes	Yes
Cooler in the box
Cooler in the box	No	No
Memory support
Memory support	Up to 128 GB; two channels; DDR5-4800 or DDR4-3200; 76.8 GB/s; ECC supported with an appropriate platform.	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 CPU lanes: 1 × 16 + 4 or 2 × 8 + 4; DMI 4.0 × 8.	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, with appropriate BIOS support; Z390 was introduced alongside this generation.
Process
Process	Intel 7; Alder Lake; 45 × 37.5 mm package; 100°C maximum junction temperature.	14 nm; 37.5 × 37.5 mm package; 100°C maximum junction temperature.
Cooler
Cooler	No cooler included with the boxed K processor (Intel support).	No fan or heatsink included with the boxed processor (Intel specifications).