Newegg offers the ASRock Z170 OC Formula LGA 1151 Intel Z170 ATX Motherboard
for $199.99. This $30 mail-in rebate
drops it to $169.99
. With $6.14
for shipping, that's $27 under our April mention and the lowest total price we could find by $71. It supports up to 6th-generation i7 processors, 4096x2304 resolutions (4K UHD), and 64GB RAM. It features four PCI Express 3.0 x16 slots, one PCI Express 3.0 x1 slot, one Mini-PCI Express slot, 10 Serial ATA 6Gb/s slots, three Serial ATA Express 10Gb/s connectors, three M.2 sockets, 7.1-channel audio, Gigabit Ethernet, four rear USB 3.0 ports, USB 3.1 Type-A and Type-C ports, and HDMI and DisplayPort outputs. Rebate ends July 31.