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Motherboard Features | 
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CPU | Single 4th Generation Intel® Core™ i7/i5/i3 DT processor  | |||
  | in an LGA1150 socket.  | |||
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Memory | Four (4) SDRAM slots support up to 32 GB of DDR3 Unbuf-  | |||
  | fered,   | |||
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  | DIMM sizes  | 
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  | UDIMM  | 
  | 1 GB, 2 GB, 4GB, and 8GB  | |
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Chipset  | Intel® Z87 Express  | |||
Expansion Slots | Three (3) PCI Express 2.0 x1 (in x4) slots  | |||
  | One (1) PCI Express 3.0 x16/x8/x4 (in x16) slot*  | |||
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  | One (1) PCI Express 3.0 x8/x4 (in x16) slot*  | |||
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  | One (1) PCI Express 3.0 x4 (in x16) slot*  | |||
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Network Connections  | Two (2) Gigabit Ethernet Controllers:  | |||
  | LAN1: Intel i217 gigabit LAN controller  | |||
  | LAN2: Intel i210 gigabit LAN controller  | |||
  | Two (2)   | |||
  | Activity LEDs  | 
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I/O Devices | SATA Connections | |||
  | SATA 3.0 (6Gb/s)  | 
  | Two (2)   | |
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  | SATA 3.0 (6Gb/s)  | 
  | Six (6)   | |
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  | RAID 0, 1, 5, 10  | 
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  | USB Devices | 
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  | Four (4) USB 2.0 ports and Four (4) USB 3.0 ports on the  | |||
  | rear I/O panel  | 
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  | Four (2)   | |||
  | ers and Four (4) Front Accessible USB 3.0 ports on two  | |||
  | headers  | 
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  | Keyboard/Mouse  | |||
  | One shared PS/2 Keyboard/Mouse port on the I/O  | |||
  | backpanel  | 
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  | Other I/O Ports | 
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  | One (1) Thunderbolt Port (DP 1.1 from PCH,   | |||
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  | One (1)   | 
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  | One (1) HDMI Port  | |||
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  | One (1) Serial Port header (COM1)  | |||
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*Note for VGA Cards: For a single VGA card, install the VGA card into the JPCIE6 (x16) slot. For SLI™ or CrossFireX™ mode (two VGA cards linked), install one card each into JPCIE6 (x16) and JPCIE4 (x8) slots.