LGA 1150 (also known as Socket H3) is a microprocessor socket used by Intel CPUs utilising both the Haswell and Broadwell microarchitectures. LGA 1150 socket motherboards use DDR3 memory.


Comparison H81 B85 Q85 Q87 H87 Z87 H97 Z97
Overclocking support CPU ratio (manufacturer specific)[Note 1], GPU CPU, GPU, RAM CPU, GPU CPU, GPU, RAM
Haswell Refresh support May require BIOS update. Yes
Broadwell support No Yes
Maximum number of DIMM (RAM) slots (dependant on form factor) 2 4
Maximum number of USB 2.0/3.0 ports 8 / 2 8 / 4 10 / 4 8 / 6
Maximum number of SATA 2/SATA 3 (6Gb/s) ports 2 / 2 2 / 4 0 / 6
RAID support No Yes
Lithography 32nm
Release date June 2, 2013 May 12, 2014


  1. ASRock, ECS, BioStar, Gigabyte, Asus, MSI

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