Intel Core i7-4820K vs Intel Core i9-14900K

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Core i7-4820K compared with Core i9-14900K

	IntelCore i7-4820K	IntelCore i9-14900K
Overview
Released
Released	September 2013	October 2023
Cores and clocks
Cores
Cores	4	24 (8 performance, 16 efficiency) (better)
Threads
Threads	8	32 (better)
Base clock
Base clock	3.7 GHz	3.2 GHz
Boost clock
Boost clock	3.9 GHz	6 GHz (better)
L3 cache
L3 cache	10 MB	36 MB (better)
Cores
Cores	Ivy Bridge-E; 4 cores with Hyper-Threading. The unlocked multiplier is confirmed by the exact-model reviews.	8 Performance-cores and 16 Efficient-cores, with Hyper-Threading; codename Raptor Lake
Clocks
Clocks	Turbo Boost 2.0 up to 3.90 GHz. September availability follows Hardware Canucks’ contemporary report of widespread store availability and Intel’s Q3 2013 launch quarter; an exact maker first-sale day was not established.	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, confirmed by Intel’s exact-model comparison-chart row; 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	LGA2011	LGA1700
Base power
Base power	130 W	125 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 64 GB; four channels of DDR3-1333/1600/1866; maximum bandwidth 59.7 GB/s; no ECC.	Up to DDR5 5600 MT/s or up to DDR4 3200 MT/s; 2 channels, up to 192 GB; ECC supported
PCIe
PCIe	40 CPU lanes; PCIe 3.0	PCIe 5.0 and 4.0; 20 lanes (Up to 1x16+4, 2x8+4); DMI 4.0 x8
Chipsets
Chipsets	X79 and LGA2011, confirmed by the exact-model reviews.	Intel 600 and 700 series
Process
Process	22 nm; Ivy Bridge-E. Package size 52.5 × 45.0 mm.	Intel 7
Cooler
Cooler	Intel explicitly excludes a fan and heatsink from the boxed product; a separate compatible cooler is required.	max operating temperature 100 °C; thermal specification PCG 2020A