Intel Core i7-5775C vs Intel Core i9-14900K

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Core i7-5775C compared with Core i9-14900K

	IntelCore i7-5775C	IntelCore i9-14900K
Overview
Released
Released	June 2015	October 2023
Cores and clocks
Cores
Cores	4	24 (8 performance, 16 efficiency) (better)
Threads
Threads	8	32 (better)
Base clock
Base clock	3.3 GHz	3.2 GHz
Boost clock
Boost clock	3.7 GHz	6 GHz (better)
L3 cache
L3 cache	6 MB	36 MB (better)
Cores
Cores	Four cores with Hyper-Threading; Intel Turbo Boost 2.0 supported. CPU multiplier overclocking is confirmed by PC Gamer and PCWorld.	8 Performance-cores and 16 Efficient-cores, with Hyper-Threading; codename Raptor Lake
Clocks
Clocks	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.	P-core base 3.2 GHz, max turbo 5.6 GHz; E-core base 2.4 GHz, max turbo 4.4 GHz; Turbo Boost Max 3.0 5.8 GHz; Thermal Velocity Boost 6 GHz
Cache
Cache	–	36 MB Intel Smart Cache (L3); 32 MB L2
Graphics and AI
Built-in graphics
Built-in graphics	Yes	Yes
Graphics
Graphics	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.	Intel UHD Graphics 770, 32 execution units, up to 1.65 GHz; outputs eDP 1.4b, DP 1.4a, HDMI 2.1; up to 4 displays
Platform
Socket
Socket	LGA1150	LGA1700
Base power
Base power	65 W	125 W
Maximum power
Maximum power	–	253 W
Unlocked
Unlocked	Yes	Yes
Memory support
Memory support	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.	Up to DDR5 5600 MT/s or up to DDR4 3200 MT/s; 2 channels, up to 192 GB; ECC supported
PCIe
PCIe	PCIe 3.0; 16 CPU lanes, configured as 1×16, 2×8 or 1×8+2×4.	PCIe 5.0 and 4.0; 20 lanes (Up to 1x16+4, 2x8+4); DMI 4.0 x8
Chipsets
Chipsets	–	Intel 600 and 700 series
Process
Process	14 nm; Broadwell; 37.5 × 37.5 mm package.	Intel 7
Cooler
Cooler	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.	max operating temperature 100 °C; thermal specification PCG 2020A