Seagate ST3320820SCE Internal Hard Disk Drive

Seagate ST3320820SCE is a 320 GB, 3.5-inch internal hard disk drive from the DB35.3 Series, designed for consumer electronics and other SATA-based storage tasks, delivering 7200 RPM performance with a SATA 3Gb/s interface to support fast sequential reads and writes. This model includes 8 MB of cache, supports SATA data transfer modes of 3.0/1.5 Gb/s, and measures 101.6 mm wide by 146.99 mm deep by 26.1 mm tall, weighing about 580 g. With a typical idle power around 9.3 W and a startup current of 2.0 A at 12 V, Seagate quotes an AFR of roughly 0.68% for this capacity class, making ST3320820SCE a durable, cost-effective option for reliable, single-drive storage in compatible consumer electronics systems.