Intel Core i7-9800X vs Intel Core i9-14900KS

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Core i7-9800X compared with Core i9-14900KS

	IntelCore i7-9800X	IntelCore i9-14900KS
Overview
Released
Released	November 2018	March 2024
Cores and clocks
Cores
Cores	8	24 (8 performance, 16 efficiency) (better)
Threads
Threads	16	32 (better)
Base clock
Base clock	3.8 GHz	3.2 GHz
Boost clock
Boost clock	4.5 GHz	6.2 GHz (better)
L3 cache
L3 cache	16.5 MB	36 MB (better)
Cores
Cores	Skylake-X refresh; Hyper-Threading and an unlocked multiplier, confirmed by Intel’s exact-model launch table.	Raptor Lake; 8 Performance-cores with Hyper-Threading and 16 Efficient-cores
Clocks
Clocks	Turbo Boost Max 3.0 up to 4.50 GHz on the preferred cores; ordinary Turbo Boost 2.0 up to 4.40 GHz. Intel’s October announcement states November availability; Kakaku lists November 2018 release for this exact model. The maker-confirmed exact first-sale day remains unverified.	P-core base 3.2 GHz and turbo 5.7 GHz; E-core base 2.4 GHz and turbo 4.5 GHz; Turbo Boost Max 3.0 5.9 GHz; Thermal Velocity Boost up to 6.2 GHz
Cache
Cache	16.5 MB Intel Smart Cache; L3 designation confirmed by the exact Newegg listing.	32 MB L2 cache
Graphics and AI
Built-in graphics
Built-in graphics	No	Yes
Graphics
Graphics	No processor graphics, explicitly confirmed by Intel’s exact-model support table.	Intel UHD Graphics 770; 32 execution units; 300 MHz base and 1.65 GHz maximum dynamic clock
Platform
Socket
Socket	LGA2066	LGA1700
Base power
Base power	165 W	150 W
Maximum power
Maximum power	–	253 W
Unlocked
Unlocked	Yes	Yes
Cooler in the box
Cooler in the box	No	–
Memory support
Memory support	Up to 128 GB; four channels of DDR4-2666; 85 GB/s maximum published bandwidth; no ECC.	Up to 192 GB; two channels; DDR5-5600 or DDR4-3200; ECC support depends on the motherboard and configuration
PCIe
PCIe	44 CPU lanes; PCIe 3.0. The 68-lane family platform figure includes chipset lanes.	20 CPU lanes; PCIe 5.0 and 4.0
Chipsets
Chipsets	Intel X299; LGA2066.	Intel recommends Z790 or Z690 with the latest BIOS
Process
Process	14 nm; Skylake-X refresh.	Intel 7
Cooler
Cooler	Intel explicitly excludes a fan and heatsink from the boxed product. Intel’s support article confirms solder thermal interface material for this exact model; published junction limit 95°C.	Maximum operating temperature 100 °C; maker maximum turbo power 253 W. The 320 W Extreme profiles used in launch reviews are separate operating configurations.