Chassis : Supermicro SC731D-300B

Mainboard : Supermicro X11SSL

Processor : Intel Xeon Processor E3-1275 v6 (8M Cache, 3.80 GHz)

Memory: 1 x 8GB PC4-19200 ECC 2400 MHz Unbuffered DIMMs 

Network Controller: Dual Intel® Ethernet Controller I210-AT

Raid Controller: 6 SATA3 (6Gbps) via C232; RAID 0, 1, 5, 10

Hard Drive: HDD Option

Support 2 x 5.25" drive bay & 4 x 3.5" fixed drive bay

Optical Drive: Option

PCI-Express Slots: 3 slots: 1 PCI-E 3.0 x8 (in x16),1 PCI-E 3.0 x8,1 PCI-E 3.0 x4 (in x8)

Power Supply: 300W Bronze Level Certified High-Efficiency Power Supply

Form Factor: Mini-Tower Chassis (Supports Micro-ATX Motherboard, Size 9.6" x 9.6")

Mainboard : 

• Single socket H4 (LGA 1151) supports Intel® Xeon® processor E3-1200 v6/v5, Intel® 7th/6th Gen. Core™ i3 series,
  Intel® Celeron® and Intel® Pentium®
• Intel® C232 chipset
• Up to 64GB Unbuffered ECC UDIMM DDR4 2400MHz; 4 DIMM slots
• Expansion slots:
  1 PCI-E 3.0 x8 (in x16),
  1 PCI-E 3.0 x8,
  1 PCI-E 3.0 x4 (in x8)
• 6 SATA3 (6Gbps) via C232; RAID 0, 1, 5, 10
• I/O: 1 VGA, 1 COM, TPM header
• 2 SuperDOM with built-in power
• 5 USB 3.0 (2 rear, 2 via header(s), 1 Type A), 6 USB 2.0 (2 rear, 4 via header(s))

Chassis : 

1. 90° Rotatable HDD Cage

2. Whisper-Quiet (<25dB)

3. Kensington Lock Support

4. Front I/O Supports E-SATA/USB 2.0/Firewire 1394

5. 1 x Optional Front Intake 8cm (2800 RPM) PWM Fan

6. Mini-Tower Chassis Supports Micro-ATX Motherboard, Size 9.6" x 9.6"

7. 300W 

Bronze Level

 Certified High-Efficiency Power Supply

8. 1x Rear 9cm (2050 RPM) PWM Fan

9. 2x 5.25" External HDD Drive Bays & 4x 3.5" Internal HDD Drive Bays