HP Workstation Z420 - CMT - 1 x Xeon E5-1650V2 / 3.5 GHz - RAM 32 GB - SSD 512 GB - DVD SuperMulti - Quadro K4000 - GigE - Windows 7 Pro 64-bit / 8 Pro downgrade - pre-installed: Windows 7 - vPro - Monitor : none. - Smart Buy

SBUY HP Z420 Intel Xeon E5-1650v2 3.5 12M 1866 512GB SATA 1st SSD 32GB DDR3-1866 (4x8GB) DVD RW SM SATA NVD Qdro K4000 3GB W8 Pro 64 DG W7 Pro64.

Specification:
Cabinet Form Factor: Mini Tower
Processor Type: Xeon 12-Core
Processor Manufacturer: Intel
Processor Clock Speed: 3.5 GHz
Processor Number: E5-1650V2
Cache Memory Type: L3 Cache
Cache Memory Installed Size: 12 MB
Mainboard Chipset Type: Intel C602
RAM Technology: DDR3 SDRAM
RAM Installed Size: 32 GB
RAM / Installed Qty: 4
Hard Drive Capacity: 512 GB
Hard Drive Interface Type: Serial ATA
Hard Drive Spindle Speed: N/A
Optical Storage Type: DVD RW
Graphics Controller: NVIDIA Quadro K4000
Video Memory Installed Size: 3 GB
Audio Output: Integrated Intel/Realtek HD ALC262 Audio; Creative Recon3D PCIe Audio Card; optional HP Thin USB Powered Speakers
Operating System: Microsoft Windows 8 Professional 64-bit downgrade to Windows 7 Professional 64-bit
Power Device Type: Power Supply
Interfaces & Connections: Front2 USB 3.0 1 USB 2.0 1 IEEE 1394a standard 1 microphone in 1 headphone outRear2 USB 3.0 4 USB 2.0 1 IEEE 1394a standard 2 IEEE 1394b ports via optional add-in PCIe card 1 audio in 1 audio out 1 microphone in 2 PS/2 1 RJ-45 to integrated
Expansion Bays Total (Free): 3 external 5.25-inch bays 3 internal 3.5-inch HDD bays (4 total when using 5.25-inch bay converters); up to 4 eSATA
Expansion Slots Total (Free): 2 PCI Express Gen3 x16 mechanical/electrical; 1 PCI Express Gen3 x8 mechanical/electrical; 1 PCI Express Gen2 x8 mechanical/x4 electrical; 1 PCI Express Gen2 x4 mechanical/x1 electrical; 1 Legacy PCI
Header / Model: HP Z420
Width: 7.00 Inch
Depth: 17.52 Inch
Height: 17.62 Inch
Manufacturer Warranty: 3 years warranty