Intel Core i7-14700K vs Intel Core i7-5775C

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Core i7-14700K compared with Core i7-5775C

	IntelCore i7-14700K	IntelCore i7-5775C
Overview
Released
Released	October 2023	June 2015
Cores and clocks
Cores
Cores	20 (8 performance, 12 efficiency) (better)	4
Threads
Threads	28 (better)	8
Base clock
Base clock	3.4 GHz	3.3 GHz
Boost clock
Boost clock	5.6 GHz (better)	3.7 GHz
L3 cache
L3 cache	33 MB (better)	6 MB
Cores
Cores	8 Performance-cores and 12 Efficient-cores, with Hyper-Threading; codename Raptor Lake	Four cores with Hyper-Threading; Intel Turbo Boost 2.0 supported. CPU multiplier overclocking is confirmed by PC Gamer and PCWorld.
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	Maximum turbo is a single-core frequency. Intel also publishes a 37 W configurable TDP-down mode at a 2.2 GHz base frequency. Intel's June 2015 driver notes describe the model as newly launched; Velocity Micro offered systems immediately in June, while PC Gamer reported delayed availability of separately boxed processors.
Cache
Cache	33 MB Intel Smart Cache (L3); 28 MB L2	–
Graphics and AI
Built-in graphics
Built-in graphics	Yes	Yes
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 Iris Pro Graphics 6200; 300 MHz base, up to 1.15 GHz; 128 MB eDRAM; three displays; Quick Sync Video. DisplayPort up to 3840×2160 at 60 Hz; HDMI up to 4096×2304 at 24 Hz.
Platform
Socket
Socket	LGA1700	LGA1150
Base power
Base power	125 W	65 W
Maximum power
Maximum power	253 W	–
Unlocked
Unlocked	Yes	Yes
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	Up to 32 GB; two channels; DDR3L-1333/1600 at 1.5 V, as Intel specifies; 25.6 GB/s maximum bandwidth; ECC not supported.
PCIe
PCIe	PCIe 5.0 and 4.0; 20 lanes (Up to 1x16+4, 2x8+4); DMI 4.0 x8	PCIe 3.0; 16 CPU lanes, configured as 1×16, 2×8 or 1×8+2×4.
Chipsets
Chipsets	Intel 600 and 700 series	–
Process
Process	Intel 7	14 nm; Broadwell; 37.5 × 37.5 mm package.
Cooler
Cooler	max operating temperature 100 °C; thermal specification PCG 2020A	LGA1150 motherboard support depends on the board and BIOS. PC Gamer's firmware difficulties concern its early engineering sample and do not establish a fault in every retail processor.