NAS Drive Compatibility

Western Digital Consumer 750GB

Other HDD

Part number WD7500AALX · Consumer series · SATA 6Gb/s (SATA III). If your machine is listed below, this drive is officially supported — not a forum workaround.

ConsumerNAS HARD DRIVE3.5" SATA HDDWESTERN DIGITAL

Part of the Western Digital Consumer series →

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39
Compatible NAS models
0 Syn · 39 QNAP · 0 Asus · 0 TM
By vendor
750 GB
Listed capacity
Western Digital
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 39 machines and series — 39 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-1269U-RP See its full HCL → QNAP TS-239 Pro See its full HCL → QNAP TS-239 Pro II See its full HCL → QNAP TS-239 Pro II+ See its full HCL → QNAP TS-259 Pro See its full HCL → QNAP TS-259 Pro+ See its full HCL → QNAP TS-269L See its full HCL → QNAP TS-269 Pro See its full HCL → QNAP TS-439 Pro See its full HCL → QNAP TS-439 Pro II See its full HCL → QNAP TS-439 Pro II+ See its full HCL → QNAP TS-459U-RP+ SP+ See its full HCL → QNAP TS-459 Pro See its full HCL → QNAP TS-459 Pro+ See its full HCL → QNAP TS-459 Pro II See its full HCL → QNAP TS-469L See its full HCL → QNAP TS-469U-RP See its full HCL → QNAP TS-469U-SP See its full HCL → QNAP TS-469 Pro See its full HCL → QNAP TS-509 Pro See its full HCL → QNAP TS-559 Pro See its full HCL → QNAP TS-559 Pro+ See its full HCL → QNAP TS-559 Pro II See its full HCL → QNAP TS-569L See its full HCL → QNAP TS-569 Pro See its full HCL → QNAP TS-639 Pro See its full HCL → QNAP TS-659 Pro See its full HCL → QNAP TS-659 Pro+ See its full HCL → QNAP TS-659 Pro II See its full HCL → QNAP TS-669L See its full HCL → QNAP TS-669 Pro See its full HCL → QNAP TS-809U-RP See its full HCL → QNAP TS-809 Pro See its full HCL → QNAP TS-859U-RP+ See its full HCL → QNAP TS-859 Pro See its full HCL → QNAP TS-859 Pro+ See its full HCL → QNAP TS-869L See its full HCL → QNAP TS-869U-RP See its full HCL → QNAP TS-869 Pro See its full HCL →

Same-capacity alternatives

Other drives listed at 750 GB capacity, ranked by how many machines list them:

Seagate ST3750330NS 161 machines · Seagate ST3750528AS 146 machines · Samsung HD753LJ 138 machines · Western Digital WD7501AALS 138 machines · Western Digital WD7502ABYS 121 machines · Seagate ST3750640NS 121 machines · Western Digital WD7500AYPS 121 machines · RE2-GP Western Digital WD7500AYYS 121 machines ·

Quick answers

Is the WD7500AALX officially compatible with my NAS?

It appears on the official compatibility lists of 39 machines and series — 39 QNAP. Every machine page linked below shows the vendor's own list entry, refreshed daily.

Is the WD7500AALX 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 WD7500AALX 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 WD7500AALX?

At the same capacity, the most widely listed alternatives are Seagate ST3750330NS (161 machines), Seagate ST3750528AS (146 machines), Samsung HD753LJ (138 machines). The full ranked list is below.