Intel Core i7-4820K vs Intel Core i7-4930K

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Core i7-4820K compared with Core i7-4930K

	IntelCore i7-4820K	IntelCore i7-4930K
Overview
Released
Released	September 2013	September 2013
Cores and clocks
Cores
Cores	4	6 (better)
Threads
Threads	8	12 (better)
Base clock
Base clock	3.7 GHz	3.4 GHz
Boost clock
Boost clock	3.9 GHz	3.9 GHz
L3 cache
L3 cache	10 MB	12 MB (better)
Cores
Cores	Ivy Bridge-E; 4 cores with Hyper-Threading. The unlocked multiplier is confirmed by the exact-model reviews.	Ivy Bridge-E; 6 cores with Hyper-Threading. The unlocked multiplier is confirmed by the exact-model reviews.
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.	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.
Graphics and AI
Built-in graphics
Built-in graphics	No	No
Graphics
Graphics	No processor graphics, confirmed by Intel’s exact-model comparison-chart row; a separate graphics solution is required.	No processor graphics, confirmed by Intel’s exact-model comparison-chart row; a separate graphics solution is required.
Platform
Socket
Socket	LGA2011	LGA2011
Base power
Base power	130 W	130 W
Unlocked
Unlocked	Yes	Yes
Cooler in the box
Cooler in the box	No	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 64 GB; four channels of DDR3-1333/1600/1866; maximum bandwidth 59.7 GB/s; no ECC.
PCIe
PCIe	40 CPU lanes; PCIe 3.0	40 CPU lanes; PCIe 3.0
Chipsets
Chipsets	X79 and LGA2011, confirmed by the exact-model reviews.	X79 and LGA2011, confirmed by the exact-model reviews.
Process
Process	22 nm; Ivy Bridge-E. Package size 52.5 × 45.0 mm.	22 nm; Ivy Bridge-E. Package size 52.5 × 45.0 mm.
Cooler
Cooler	Intel explicitly excludes a fan and heatsink from the boxed product; a separate compatible cooler is required.	Intel explicitly excludes a fan and heatsink from the boxed product; a separate compatible cooler is required.