Dell PowerEdge R820 Server $4000
2 X Intel Xeon OCTA Core E5-4650 2.70Ghz
2 Physical 8 Cores Processors installed
8Gt/s Dual QPI Links
20Mb L3 Smart Cache
each Processor with 8 Cores and 16 Threads
Total 16 Cores and 32 Threads
Processor Specs : 
http://ark.intel.com/products/64622/
vmWare ESXi 6.0 Compatible
Citrix XenServer Compatible
Windows Server 2016 Compatible
Support Linux , Ubuntu , CentOS and many other OS
Support Virtualization Technology
VT-x , Hyper V , VT , VTX Compatible
Support vmWare , vSphere , Hypervisor
Support Nested VMs
Support SLAT , EPT Extended Page Tables
Support 32Bit and 64 Bit Operating System​
384Gb RAM
Support upto 1.5Tb RAM
4 X 300Gb 10K SAS Hard Drives
4 Physical original Dell Hard Drive installed
other Hard Drive options available
Hard Drive upgrade is available
8 X 2.5" Hot Swap Hard Drive Bays
Support SAS , SSD and SATA Hard Drives
Dell PERC H310 Raid Controller 6Gbps with BBWC
Support RAID0 , RAID1 , RAID10 , RAID5 and RAID50
12 X Gigabit Network Ports 10/100/1000
4 X USB Ports
iDRAC Enterprise Remote Management Controller
2 X Redundant Dual Power Supplies 
2U Size Rackmount Server
Railing and Face Plate is Not included 
More Specs
:http://www.dell.com/downloads/global/products/pedge/r820_spec_sheet.pdf
Windows Server 2016 Trial Version is installed
upon request we install vmWare ESXi 6.0 Trial version
Fully tested and functional off-Leased Server
You can test this Machine when buying​​
1 Year Hardware Replacement Warranty
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You can Chose one of this HDD Option:
4 X 300Gb 10K SAS
OR
2 X 600Gb 10K SAS

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Upgrade Option:
Upgrade to 512Gb RAM $1000
Add 300Gb 10K SAS 2.5" HDD $60each 
Add 600Gb 10K SAS 2.5" HDD $90each 
Add 900Gb 10K SAS 2.5" HDD $120each 
Add 500Gb 7.2K SATA 2.5" HDD $60each 
Add 1Tb 7.2K SATA 2.5" HDD $120each 
Add 250Gb NEW SSD Drive $100each
Add 500Gb NEW SSD Drive $200each
​Add 1Tb NEW SSD Drive $300each
Add Dual Port Gigabit NIC Card $30
Add Quad Port Gigabit NIC Card $60
HDD Trays $20each
Railings $100
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Dell PowerEdge R820