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Types  |    AT.R6N00.512  |    AT.R6N00.514  |   
CPU max.support  |    Intel®   Xeon® Q uad-Core X3450 (2.66 GHz)  |    Intel®   Xeon® Q uad-Core X3450 (2.66 GHz)  |   
CPU Cache  |    1  |    1  |   
Memory  |    8M   L3 Cache  |    8M   L3 Cache  |   
Memory max. support  |    4GB   (2x 2GB)  |    2GB   (1x 2GB)  |   
   |    ECC   DDR3 1333MHz Registered  |    ECC   DDR3 1333MHz Registered  |   
Graphics  |    Up   to 48 GB Max (6 DIMM slot)  |    Up   to 48 GB Max (6 DIMM  slot)  |   
PCI Slots  |    Embedded   graphics controller with 16 MB video memory  |    Embedded   graphics controller with 16 MB video memory  |   
(Total#,#, xxbit/xxxM H z)  |    PCIe®   2.0 x8 slot (x16 connector)  |    PCIe®   2.0 x8 slot (x16 connector)  |   
Harddisk  |    PCIe®   2.0 x8 slot (x8 connector)  |    PCIe®   2.0 x8 slot (x8 connector)  |   
Std. HDD Controller  |    1x   500G B 3.5" Enterprise SATA 7,200 RPM  |    1x   300G B 3.5" SAS 15K RPM  |   
H /W RA ID Contr oller  |    Integrated   six-port SATA  S /W RAID 0,1,5*,10  |    Integrated   six-port SATA  S/W RAID  0,1,5*,10  |   
Max. # Internal Disks supports  |    H   /W RA ID  0/1/10/5  |    H   /W RA ID  0/1/10/5  |   
Optical device  |    4   x 3.5" Hot Plug bays for SAS,SATA    HDD  |    4   x 3.5" Hot Plug bays for SAS,SATA    HDD  |   
Onboard Gigabit Ethernet  |    DVDRW   (Slim-type)  |    DVDRW   (Slim-type)  |   
Redundant Power Supply  |    Yes,   Dual  |    Yes,   Dual  |   
Form Factor  |    No  |    No  |   
Sliding Rail Kit  |    1U   rack-optimized  |    1U   rack-optimized  |   
OS Support  |    Free   Bundled!!  |    Free   Bundled!!  |   
   |    Windows   Server 2008 (x86/EM 64T )  |    Windows   Server 2008 (x86/EM 64T )  |   
   |    Windows   Server 2008 R2 (EM 64T )  |    Windows   Server 2008 R2 (EM 64T )  |   
   |    Windows   Server 2003 Enterprise Edition  |    Windows   Server 2003 Enterprise Edition  |   
   |    Red   Hat Enterprise Linux 5.4 (x86/EM64T)  |    Red   Hat Enterprise Linux 5.4 (x86/EM64T)  |   
   |    SuSE   Linux Enterprise Server 11 (x86/EM64T)  |    SuSE   Linux Enterprise Server 11 (x86/EM64T)  |   
   |    VMWare   ESX 4  |    VMWare   ESX 4  |   
   |    VMWare   ESXi 4 Installable  |    VMWare   ESXi 4 Installable  |   
Warranty  |    VMWare   ESXi 4 Embedded  |    VMWare   ESXi 4 Embedded  |   
Promotion for End User  |    3   Yrs warranty Part & Labor, 5x8, O nsite Sev ice NBD Thailand  |    3   Yrs warranty Part & Labor, 5x8, O nsite Sev ice NBD Thailand  |   
   |    Acer   Smart Console (KVM  over IP )  |    Acer   Smart Console (KVM  over IP )  |   
   |    Acer   Smart Server Manager (S /W Management)  |    Acer   Smart Server Manager (S /W Management)  |   
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