Dell PowerEdge R710 Server 3.5" LFF Version
Processor2 X Quad Core 2.53Ghz 2 X Hex Core 2.80Ghz2 X HEX Core 3.33Ghz 
Total Cores
81212
RAM72Gb144Gb288Gb
Hard Drive2 X 300Gb 10K SAS2 X 300Gb 10K SAS2 X 300Gb 10K SAS
Price$600$1200$2600


Dell R510 LFF Storage Server
Dell PowerEdge R720
Dell R710 SFF Version
   Dell PowerEdge R900 LFF  Server
Processor
4 X Quad Core Xeon E7440 2.40Ghz 
Total Cores
16
RAM
64Gb 
HDD
 2 X 300Gb 10K SAS
Price
$300


Dell R900 LFF Server
Dell PowerEdge R710 Server 2.5" SFF Version
Processor2 X Quad Core 2.53Ghz 2 X Hex Core 2.80Ghz2 X HEX Core 3.33Ghz 
Total Cores
81212
RAM72Gb144Gb288Gb
Hard Drive4 X 146Gb 10K SAS 4 X 146Gb 10K SAS 4 X146Gb 10K SAS
Price$500$1100$2500


Dell PowerEdge R610 Server
Processor2 X Quad Core 2.53Gzh 2 X HEX Core 2.66Ghz2 X HEX Core 3.33Ghz 
Total Cores
81212
RAM72Gb128Gb192Gb
Hard Drive4 X 146Gb 10K SAS 4 X 146Gb 10K SAS 4 X 146Gb 10K SAS
Price$500$1000$1700


Dell R710 SFF Version
   Dell PowerEdge R310 LFF  Server
Processor
Quad Core Xeon X3430 2.40Ghz 
Total Cores
4
RAM
24Gb 
HDD
 300Gb 10K SAS
Price
$250


Dell PowerEdge R620 Server
Processor2 X E5-26502 X  E5-26702 X E5-2667 V2
Total Cores
121616
RAM64Gb192Gb384Gb
Hard Drive2 X 300Gb 10K SAS2 X 300Gb 10K SAS2 X 300Gb 10K SAS
Price$1200$2100$4100


Dell PowerEdge R720 Server
Processor2 X E5-26402 X  E5-26702 X E5-2690
Total Cores
121616
RAM64Gb192Gb384Gb
Hard Drive2 X 300Gb 10K SAS2 X 300Gb 10K SAS2 X 300Gb 10K SAS
Price$1200$2100$4000


Dell R310 3.5" Version Server
Dell PowerEdge R620
Dell R610
Dell PowerEdge R510 LFF Server 
Processor2 X Quad Core 2.66Ghz 2 X Quad Core 2.66Ghz2 X HEX Core 2.66Ghz 
Raid Controller
PERC 6iH200H700
RAM16Gb64Gb128Gb
HDD Supportupto 8 X 2Tb upto 8 X 10Tbupto 8 X 10Tb
Price$400$600$1250