model number           sspec number frequency  turbo gpu frequency  cores  l2 cache l3 cache i / o bus  mult         memory      voltage   tdp    socket  release date               part number (s)  release price ( usd )
0   core i5 - 650  slblk (c2) slbtj (k0)   3.2 ghz  1 / 2       733 mhz      2  2 256 kb     4 mb       dmi    24  2 ddr3 - 1333  0.65 - 1.4v  73 w  lga 1156  january 2010   cm80616003174ahbx80616i5650                    176
1  core i5 - 655k             slbxl (k0)   3.2 ghz  1 / 2       733 mhz      2  2 256 kb     4 mb       dmi    24  2 ddr3 - 1333  0.65 - 1.4v  73 w  lga 1156      may 2010  cm80616003174aobx80616i5655k                    216
2   core i5 - 660  slblv (c2) slbtk (k0)  3.33 ghz  1 / 2       733 mhz      2  2 256 kb     4 mb       dmi    25  2 ddr3 - 1333  0.65 - 1.4v  73 w  lga 1156  january 2010   cm80616003177acbx80616i5660                    196
3   core i5 - 661  slbne (c2) slbtb (k0)  3.33 ghz  1 / 2       900 mhz      2  2 256 kb     4 mb       dmi    25  2 ddr3 - 1333  0.65 - 1.4v  87 w  lga 1156  january 2010   cm80616004794aabx80616i5661                    196
4   core i5 - 670  slblt (c2) slbtl (k0)  3.47 ghz  1 / 2       733 mhz      2  2 256 kb     4 mb       dmi    26  2 ddr3 - 1333  0.65 - 1.4v  73 w  lga 1156  january 2010   cm80616004641abbx80616i5670                    284

Table as JSON:
{"model number":{"0":"core i5 - 650","1":"core i5 - 655k","2":"core i5 - 660","3":"core i5 - 661","4":"core i5 - 670"},"sspec number":{"0":"slblk (c2) slbtj (k0)","1":"slbxl (k0)","2":"slblv (c2) slbtk (k0)","3":"slbne (c2) slbtb (k0)","4":"slblt (c2) slbtl (k0)"},"frequency":{"0":"3.2 ghz","1":"3.2 ghz","2":"3.33 ghz","3":"3.33 ghz","4":"3.47 ghz"},"turbo":{"0":"1 \/ 2","1":"1 \/ 2","2":"1 \/ 2","3":"1 \/ 2","4":"1 \/ 2"},"gpu frequency":{"0":"733 mhz","1":"733 mhz","2":"733 mhz","3":"900 mhz","4":"733 mhz"},"cores":{"0":2,"1":2,"2":2,"3":2,"4":2},"l2 cache":{"0":"2 256 kb","1":"2 256 kb","2":"2 256 kb","3":"2 256 kb","4":"2 256 kb"},"l3 cache":{"0":"4 mb","1":"4 mb","2":"4 mb","3":"4 mb","4":"4 mb"},"i \/ o bus":{"0":"dmi","1":"dmi","2":"dmi","3":"dmi","4":"dmi"},"mult":{"0":24,"1":24,"2":25,"3":25,"4":26},"memory":{"0":"2 ddr3 - 1333","1":"2 ddr3 - 1333","2":"2 ddr3 - 1333","3":"2 ddr3 - 1333","4":"2 ddr3 - 1333"},"voltage":{"0":"0.65 - 1.4v","1":"0.65 - 1.4v","2":"0.65 - 1.4v","3":"0.65 - 1.4v","4":"0.65 - 1.4v"},"tdp":{"0":"73 w","1":"73 w","2":"73 w","3":"87 w","4":"73 w"},"socket":{"0":"lga 1156","1":"lga 1156","2":"lga 1156","3":"lga 1156","4":"lga 1156"},"release date":{"0":"january 2010","1":"may 2010","2":"january 2010","3":"january 2010","4":"january 2010"},"part number (s)":{"0":"cm80616003174ahbx80616i5650","1":"cm80616003174aobx80616i5655k","2":"cm80616003177acbx80616i5660","3":"cm80616004794aabx80616i5661","4":"cm80616004641abbx80616i5670"},"release price ( usd )":{"0":176,"1":216,"2":196,"3":196,"4":284}}