Intel Core i7-14700K vs Intel Core i7-875K

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Core i7-14700K compared with Core i7-875K

	IntelCore i7-14700K	IntelCore i7-875K
Overview
Released
Released	October 2023	June 2010
Cores and clocks
Cores
Cores	20 (8 performance, 12 efficiency) (better)	4
Threads
Threads	28 (better)	8
Base clock
Base clock	3.4 GHz	2.93 GHz
Boost clock
Boost clock	5.6 GHz (better)	3.6 GHz
L3 cache
L3 cache	33 MB (better)	8 MB
Cores
Cores	8 Performance-cores and 12 Efficient-cores, with Hyper-Threading; codename Raptor Lake	Four cores and eight threads with Hyper-Threading; unlocked multiplier confirmed in both exact reviews.
Clocks
Clocks	P-core base 3.4 GHz, max turbo 5.5 GHz; E-core base 2.5 GHz, max turbo 4.3 GHz; Turbo Boost Max 3.0 5.6 GHz	2.93 GHz base and up to 3.60 GHz Turbo Boost. Intel’s exact comparison chart gives Q2 2010. The 28 May review/announcement precedes the June retail availability documented by AKIBA PC Hotline; month precision is retained because a maker-confirmed first-sale day was not found.
Cache
Cache	33 MB Intel Smart Cache (L3); 28 MB L2	8 MB shared L3 cache.
Graphics and AI
Built-in graphics
Built-in graphics	Yes	No
Graphics
Graphics	Intel UHD Graphics 770, 32 execution units, up to 1.6 GHz; outputs eDP 1.4b, DP 1.4a, HDMI 2.1; up to 4 displays	Intel’s exact-model chart lists no processor graphics.
Platform
Socket
Socket	LGA1700	LGA1156
Base power
Base power	125 W	95 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 DDR5 5600 MT/s or up to DDR4 3200 MT/s; 2 channels, up to 192 GB; ECC supported	DDR3-1333 rated maximum in Intel’s exact chart; two-channel memory confirmed by bit-tech’s exact review.
PCIe
PCIe	PCIe 5.0 and 4.0; 20 lanes (Up to 1x16+4, 2x8+4); DMI 4.0 x8	16 PCIe 2.0 lanes in PC Perspective’s exact-model review introduction.
Chipsets
Chipsets	Intel 600 and 700 series	–
Process
Process	Intel 7	45 nm; Lynnfield.
Cooler
Cooler	max operating temperature 100 °C; thermal specification PCG 2020A	The exact Newegg listing and contemporary AKIBA PC Hotline retail report confirm that the boxed model has no cooler.