NAS Drive Compatibility

Seagate Consumer 320GB

Other HDD

Part number ST3320620NS · Consumer series · SATA 3Gb/s (SATA II). If your machine is listed below, this drive is officially supported — not a forum workaround.

ConsumerNAS HARD DRIVE3.5" SATA HDDSEAGATE

Part of the Seagate Consumer series →

Check ST3320620NS price on Amazon  partner link

40
Compatible NAS models
0 Syn · 40 QNAP · 0 Asus · 0 TM
By vendor
320 GB
Listed capacity
Seagate
Manufacturer
3-2-1 cold backup fit

No series-level recording rating is on file for this part number yet — check the exact model for CMR vs SMR before buying it as a large cold copy (SMR is the one trait that makes a 16 TB+ backup copy painfully slow). The 3-2-1 guide and the backup tools encyclopedia cover what to schedule it with.

Compatibility verdict

It appears on the official compatibility lists of 40 machines and series — 40 QNAP. Check the class badge above: drives tagged NAS or Enterprise are built for 24/7 multi-bay operation. Desktop-class drives often lack vibration resistance and are usually absent from vendor HCLs. No series-level recording rating is on file for this part number yet, so check CMR vs SMR on the exact model before buying for an array.

Compatible NAS models

QNAP TS-109 II See its full HCL → QNAP TS-109 Pro See its full HCL → QNAP TS-109 Pro II See its full HCL → QNAP TS-110 See its full HCL → QNAP TS-112 See its full HCL → QNAP TS-112P See its full HCL → QNAP TS-119 See its full HCL → QNAP TS-119P+ See its full HCL → QNAP TS-119P II See its full HCL → QNAP TS-120 See its full HCL → QNAP TS-121 See its full HCL → QNAP TS-209 II See its full HCL → QNAP TS-209 Pro See its full HCL → QNAP TS-209 Pro II See its full HCL → QNAP TS-210 See its full HCL → QNAP TS-212 See its full HCL → QNAP TS-212-E See its full HCL → QNAP TS-212P See its full HCL → QNAP TS-219 See its full HCL → QNAP TS-219P See its full HCL → QNAP TS-219P+ See its full HCL → QNAP TS-219P II See its full HCL → QNAP TS-220 See its full HCL → QNAP TS-221 See its full HCL → QNAP TS-409U See its full HCL → QNAP TS-409 Pro See its full HCL → QNAP TS-410 See its full HCL → QNAP TS-410U See its full HCL → QNAP TS-412 See its full HCL → QNAP TS-412U See its full HCL → QNAP TS-419P See its full HCL → QNAP TS-419P+ See its full HCL → QNAP TS-419P II See its full HCL → QNAP TS-419U See its full HCL → QNAP TS-419U+ See its full HCL → QNAP TS-419U II See its full HCL → QNAP TS-420 See its full HCL → QNAP TS-420U See its full HCL → QNAP TS-421 See its full HCL → QNAP TS-421U See its full HCL →

Same-capacity alternatives

Other drives listed at 320 GB capacity, ranked by how many machines list them:

Western Digital WD3200AAKS 80 machines · Consumer Seagate ST3320613AS 80 machines · Consumer BarraCuda Seagate ST3320418AS 80 machines · Consumer BarraCuda Western Digital WD3202ABYS - 02B7A0 74 machines · Western Digital WD3200AAJS 74 machines · Consumer Samsung HD322GJ 66 machines · Western Digital WD3200BEKT 61 machines · Seagate ST3320413AS 59 machines ·

Quick answers

Is the ST3320620NS officially compatible with my NAS?

It appears on the official compatibility lists of 40 machines and series — 40 QNAP. Every machine page linked below shows the vendor's own list entry, refreshed daily.

Is the ST3320620NS a good NAS drive?

Check the class badge above: drives tagged NAS or Enterprise are built for 24/7 multi-bay operation. Desktop-class drives often lack vibration resistance and are usually absent from vendor HCLs. No series-level recording rating is on file for this part number yet, so check CMR vs SMR on the exact model before buying for an array.

Can I use the ST3320620NS for a 3-2-1 cold backup copy?

No series-level recording rating is on file for this part number yet — check the exact model for CMR vs SMR before buying it as a large cold copy (SMR is the one trait that makes a 16 TB+ backup copy painfully slow). The 3-2-1 guide and the backup tools encyclopedia cover what to schedule it with.

What are alternatives to the ST3320620NS?

At the same capacity, the most widely listed alternatives are Western Digital WD3200AAKS (80 machines), Seagate ST3320613AS (80 machines), Seagate ST3320418AS (80 machines). The full ranked list is below.