Newegg offers the ASRock Extreme4 Intel Z87 LGA 1150 ATX Motherboard for $130.99. This $15 mail-in rebate cuts it to $115.99. With free shipping, that's the lowest total via-rebate price we could find by $20. It supports up to 32GB RAM and features three PCI-Express 3.0 x16 slots, three PCI-Express x1 slots, eight Serial ATA 6Gb/s connectors, six USB 3.0 ports, two USB 2.0 ports, one HDMI slot, and one DisplayPort slot. Rebate expires July 31.