Intel Core i5-7600K vs Intel Core i7-7700K

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Core i5-7600K compared with Core i7-7700K

	IntelCore i5-7600K	IntelCore i7-7700K
Overview
Released
Released	January 2017	January 2017
Cores and clocks
Cores
Cores	4	4
Threads
Threads	4	8 (better)
Base clock
Base clock	3.8 GHz	4.2 GHz
Boost clock
Boost clock	4.2 GHz	4.5 GHz (better)
L3 cache
L3 cache	6 MB	8 MB (better)
Cores
Cores	Kaby Lake; four cores without Hyper-Threading; unlocked multiplier confirmed by Bit-tech and PC Gamer	Four cores with Hyper-Threading; Intel Turbo Boost 2.0 supported.
Clocks
Clocks	–	Maximum turbo is a single-core frequency; overclocking requires an appropriate motherboard and cooling. Intel publishes TDP without a separate maximum turbo-power figure.
Graphics and AI
Built-in graphics
Built-in graphics	Yes	Yes
Graphics
Graphics	Intel HD Graphics 630; 350 MHz base and 1.15 GHz maximum dynamic clock	Intel HD Graphics 630; 350 MHz base, up to 1.15 GHz; three displays; Quick Sync Video. Hardware HEVC 10-bit encode and decode, and VP9 10-bit decode, according to Intel's desktop product brief.
Platform
Socket
Socket	LGA1151	LGA1151
Base power
Base power	91 W	91 W
Unlocked
Unlocked	Yes	Yes
Cooler in the box
Cooler in the box	No	No
Memory support
Memory support	Up to 64 GB; two channels; DDR4-2133/2400 or DDR3L-1333/1600 at 1.35 V; no ECC support	Up to 64 GB; two channels; DDR4-2133/2400 or DDR3L-1333/1600 at 1.35 V; ECC not supported.
PCIe
PCIe	16 CPU lanes; PCIe 3.0	PCIe 3.0; 16 CPU lanes, configured as 1×16, 2×8 or 1×8+2×4.
Chipsets
Chipsets	LGA1151 Kaby Lake platform; Intel Optane memory support depends on the system. Release month uses Intel's January family release and KitGuru's 5 January exact-model retail availability update; a maker-confirmed exact first-sale day was not established.	–
Process
Process	14 nm	14 nm; Kaby Lake; 37.5 × 37.5 mm package; 100°C maximum junction temperature. Intel describes the manufacturing process as 14 nm+ in its product brief.
Cooler
Cooler	Intel lists no included fan or heatsink; a separate cooler is required; maximum operating temperature 100 °C	Boxed processor includes no fan or heatsink. Intel announced the desktop family on 3 January 2017; TechSpot's contemporaneous launch review confirms availability that day.