Intel Core i9-13900K vs Intel Core i9-13900KS

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Core i9-13900K compared with Core i9-13900KS

	IntelCore i9-13900K	IntelCore i9-13900KS
Overview
Released
Released	October 2022	January 2023
Cores and clocks
Cores
Cores	24 (8 performance, 16 efficiency)	24 (8 performance, 16 efficiency)
Threads
Threads	32	32
Base clock
Base clock	3 GHz	3.2 GHz
Boost clock
Boost clock	5.8 GHz	6 GHz (better)
L3 cache
L3 cache	36 MB	36 MB
Cores
Cores	8 P-cores and 16 E-cores; 32 threads. Intel Thread Director supported.	Raptor Lake; 8 Performance-cores with Hyper-Threading and 16 Efficient-cores
Clocks
Clocks	P-cores: 3.0 GHz base, up to 5.4 GHz Turbo Boost 2.0, 5.7 GHz Turbo Boost Max 3.0 and 5.8 GHz Thermal Velocity Boost. E-cores: 2.2 GHz base, up to 4.3 GHz turbo.	P-core base 3.2 GHz and turbo 5.4 GHz; E-core base 2.4 GHz and turbo 4.3 GHz; Turbo Boost Max 3.0 5.8 GHz; Thermal Velocity Boost up to 6 GHz
Cache
Cache	36 MB Intel Smart Cache (L3); 32 MB total L2.	32 MB L2 cache
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 1.65 GHz; Quick Sync Video; up to four displays.	Intel UHD Graphics 770; 32 execution units; 300 MHz base and 1.65 GHz maximum dynamic clock
Platform
Socket
Socket	LGA1700	LGA1700
Base power
Base power	125 W	150 W
Maximum power
Maximum power	253 W	253 W
Unlocked
Unlocked	Yes	Yes
Cooler in the box
Cooler in the box	No	–
Memory support
Memory support	Up to 192 GB on the current Intel specification page; two channels; DDR5-5600 or DDR4-3200; 89.6 GB/s; ECC supported with an appropriate platform.	Up to 192 GB; two channels; DDR5-5600 or DDR4-3200; ECC support depends on the motherboard and configuration
PCIe
PCIe	PCIe 5.0 and 4.0; 20 CPU lanes: 1×16+4 or 2×8+4; DMI 4.0 ×8.	20 CPU lanes; PCIe 5.0 and 4.0
Chipsets
Chipsets	Intel 600- and 700-series motherboards; BIOS support required. Intel recommends the latest motherboard BIOS and Intel Default Settings to mitigate 13th/14th-generation Vmin Shift instability risk; 0x12F supplements earlier mitigations (Intel, May 2025).	Intel recommends Z790 or Z690 with the latest BIOS
Process
Process	Intel 7; Raptor Lake; 45×37.5 mm package; 100°C maximum junction temperature.	Intel 7
Cooler
Cooler	Boxed K processor does not include a fan heatsink (Intel support).	Maximum operating temperature 100 °C; maker maximum turbo power 253 W. The 320 W Extreme profiles used in launch reviews are separate operating configurations.