Intel Core i5-4670K vs Intel Core i7-3770K

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Core i5-4670K compared with Core i7-3770K

	IntelCore i5-4670K	IntelCore i7-3770K
Overview
Released
Released	June 2013	April 2012
Cores and clocks
Cores
Cores	4	4
Threads
Threads	4	8 (better)
Base clock
Base clock	3.4 GHz	3.5 GHz
Boost clock
Boost clock	3.8 GHz	3.9 GHz (better)
L3 cache
L3 cache	6 MB	8 MB (better)
Cores
Cores	Haswell; four cores without Hyper-Threading; unlocked multiplier confirmed by TechRadar and Expert Reviews	Four cores with Hyper-Threading; Intel Turbo Boost 2.0. TechRadar confirms the unlocked multiplier.
Clocks
Clocks	–	Maximum turbo is a single-core frequency. Intel announced systems available on 23 April and boxed processors later that month; the 29 April retail sale date comes from Ars Technica's update quoting Newegg.
Graphics and AI
Built-in graphics
Built-in graphics	Yes	Yes
Graphics
Graphics	Intel HD Graphics 4600; 350 MHz base and 1.2 GHz maximum dynamic clock	Intel HD Graphics 4000; 650 MHz base, up to 1.15 GHz; three displays; Quick Sync Video.
Platform
Socket
Socket	LGA1150	LGA1155
Base power
Base power	84 W	77 W
Unlocked
Unlocked	Yes	Yes
Memory support
Memory support	Up to 32 GB; two channels; DDR3 or DDR3L-1333/1600 at 1.5 V; no ECC support	Up to 32 GB; two channels; DDR3-1333/1600; 25.6 GB/s maximum bandwidth; ECC not supported.
PCIe
PCIe	16 CPU lanes; PCIe 3.0	PCIe 3.0; configurations up to 1×16, 2×8 or 1×8+2×4.
Chipsets
Chipsets	LGA1150 platform; release month uses contemporary June retail availability, as Intel ARK lists only Q2 2013. Intel's 4 June family release and earlier retailer coverage do not establish a single exact first-sale day.	–
Process
Process	22 nm	22 nm; Ivy Bridge; 37.5 × 37.5 mm package; 67.4°C maximum case temperature, not junction temperature.
Cooler
Cooler	–	LGA1155 motherboard compatibility depends on chipset and firmware; Expert Reviews advises confirming older 6-series board support with the motherboard maker. Intel's current specifications give no separate maximum turbo-power figure.