Intel Core i5-750 vs Intel Core i9-14900K

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Core i5-750 compared with Core i9-14900K

	IntelCore i5-750	IntelCore i9-14900K
Overview
Released
Released	September 2009	October 2023
Cores and clocks
Cores
Cores	4	24 (8 performance, 16 efficiency) (better)
Threads
Threads	4	32 (better)
Base clock
Base clock	2.66 GHz	3.2 GHz
Boost clock
Boost clock	3.2 GHz	6 GHz (better)
L3 cache
L3 cache	8 MB	36 MB (better)
Cores
Cores	Four cores and four threads; Hyper-Threading is absent. TechRadar's exact Core i5-750 overclocking guide confirms the CPU multiplier is locked; base-clock overclocking remains possible.	8 Performance-cores and 16 Efficient-cores, with Hyper-Threading; codename Raptor Lake
Clocks
Clocks	Up to 3.20 GHz Turbo Boost. Intel's embedded product brief specifies 3.20 GHz with one or two active cores and 2.80 GHz with four; actual behaviour depends on workload, cooling and platform limits.	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	No	Yes
Graphics
Graphics	No processor graphics; Intel's desktop comparison chart lists graphics as not applicable. A separate graphics solution is required.	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	LGA1156	LGA1700
Base power
Base power	95 W	125 W
Maximum power
Maximum power	–	253 W
Unlocked
Unlocked	No	Yes
Memory support
Memory support	Two channels of DDR3-1066/1333. Optional maximum memory capacity and bandwidth are omitted because the retired exact-model specification page could not be read.	Up to DDR5 5600 MT/s or up to DDR4 3200 MT/s; 2 channels, up to 192 GB; ECC supported
PCIe
PCIe	16 processor PCIe 2.0 lanes, configurable as one ×16 or two ×8 graphics links. A separate DMI link connects the processor to the chipset.	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	45 nm; Lynnfield, based on the Nehalem architecture.	Intel 7
Cooler
Cooler	LGA1156 platform, distinct from LGA775 and LGA1366. Intel's 8 September 2009 notice names the 750 and says the new processors and P55 chipset are available that day. Cooler inclusion and package temperature are omitted where maker evidence is unavailable.	max operating temperature 100 °C; thermal specification PCG 2020A