Sony 24X SATA Internal DVD+/-RW Drive AD-7260S-0B - Bulk (Black) Interface: SATA Buffer Memory: 2 MB Random Access Time: DVD - 160ms; CD - 140ms O/S Compatibility: Windows 7 compatible Form Factor: 5.25" Multisession Modes Supported: DVD-ROM, DVD-Video, CD-ROM, CD-ROM XA, CD-I Ready, CD-Bridge, PhotoCD, VideoCD, CD-DA, CD Extra, CD Text Read: DVD+R/-R(Single): 16X DVD+R/-R DL: 12X DVD+RW/-RW: 13X DVD-ROM (Single/Dual): 16X/12X CD-ROM: 48X CD-R: 48X CD-RW: 40X Data Transfer Rate: Write:DVD+R/-R: 24X DVD+RW/-RW: 8X/6X DVD+R/-R DL: 12X DVD-RAM: 12X CD-R: 48X CD-RW: 32X Writing Mode: DAO, SAO, TAO with zero gap, variable or fixed packet Data Transfer Rate: Write:DVD+R/-R: 24X DVD+RW/-RW: 8X/6X DVD+R/-R DL: 12X DVD-RAM: 12X CD-R: 48X CD-RW: 32X Read: DVD+R/-R(Single): 16X DVD+R/-R DL: 12X DVD+RW/-RW: 13X DVD-ROM (Single/Dual): 16X/12X CD-ROM: 48X CD-R: 48X CD-RW: 40X Writing Mode: DAO, SAO, TAO with zero gap, variable or fixed packet Multisession Modes Supported: DVD-ROM, DVD-Video, CD-ROM, CD-ROM XA, CD-I Ready, CD-Bridge, PhotoCD, VideoCD, CD-DA, CD Extra, CD Text Interface: SATA Buffer Memory: 2 MB Random Access Time: DVD - 160ms; CD - 140ms O/S Compatibility: Windows 7 compatible Form Factor: 5.25"