IBM System x3690 X5 12Internal disk storage optionsIBM System x3690 X5 server supports internally up to 16 2.5-inch SAS or SATA drives, or up to 241.8-inch solid state drives (SSDs). The number of drives that can be inserted depends on the backplanesthat are installed. Backplane options are listed in the following table. The backplanes that are standard ineach model are listed in Table 2 and Table 3. Only certain combinations of backplanes are supported; seetheInstallation and User's Guide for information.Table 11. Drive backplane optionsPart number Name Maximum quantitysupported60Y0339 IBM 4x 2.5" HS SAS HDD BackplaneSupports up to eight 2.5-inch SAS or SATA hot-swap drives.460Y0381 IBM 8x 2.5" HS SAS HDD BackplaneSupports up to eight 2.5-inch SAS or SATA hot-swap drives.260Y0360 IBM eXFlash 8x 1.8" HS SAS SSD BackplaneSupports up to eight 1.8-inch hot-swap SSDs.4The following table lists the hard drive options available for internal storage.Table 12. Disk drive options for internal disk storagePart number Description Maximum quantitysupported2.5-inch SATA hot-swap HDDs- IBM 500GB 7200 SATA 2.5" SFF Slim-HS HDD 143W7714 IBM 50GB SATA 2.5" SFF Slim-HS High IOPS SSD 162.5-inch SAS hot-swap HDDs42D0632 IBM 146GB 10K 6Gbps SAS 2.5" SFF Slim-HS HDD 1642D0637 IBM 300GB 10K 6Gbps SAS 2.5" SFF Slim-HS HDD 1642D0672 IBM 73GB 15K 6Gbps SAS 2.5" SFF Slim-HS HDD 1642D0677 IBM 146GB 15K 6Gbps SAS 2.5" SFF Slim-HS HDD 1642D0707 IBM 500GB 7200 6Gbps NL SAS 2.5" SFF Slim-HS HDD 1644W2264 IBM 300GB 10K 6Gbps SAS 2.5" SFF Slim-HS SED 1644W2294 IBM 146GB 15K 6Gbps SAS 2.5" SFF Slim-HS SED 1649Y2003 IBM 600GB 10K 6Gbps SAS 2.5" SFF Slim-HS HDD 161.8-inch solid state drives (SSDs)43W7734 IBM 50GB SATA 1.8" NHS SSD 2443W7726 IBM 50 GB SATA 1.8-inch MLC SSD 2443W7746 IBM 200 GB SATA 1.8-inch MLC SSD 24