Seagate · Enterprise
ST16000NM003G
Exos X16 16TB
SATA 6 Gb/s · 3.5-inch
Exact Amazon US product
$720.99
View on Amazon US ↗New listing · ASIN B081TFV22Y
Price as of Sep 12, 2026 04:47 UTC
The Seagate ST16000NM003G is a 16TB Exos X16 hard drive for server and enterprise storage, using SATA 6 Gb/s in a 3.5-inch form factor.
Manufacturer specifications
| Model number | ST16000NM003G |
|---|---|
| Nominal capacity | 16 TB · 16000 GB |
| RPM | 7200 |
| Interface | SATA 6 Gb/s |
| Cache (MB) | 256 |
| Form factor | 3.5-inch |
| Average idle power (W) | 5 |
| Power-on hours per year | 8760 |
| Manufacturer limited warranty | 5 years (eligible new drives) |
| Sustained transfer (up to MB/s) | 249 |
Source: Seagate Exos X16 manufacturer specifications, pages 2. Reviewed 2026-09-07. Published specifications, not our benchmark results.
What the specifications mean
- Up to 249 MB/s sustained transfer, as specified by the manufacturer. This is not a measured game-loading or random-I/O result.
Before ordering
Match ST16000NM003G, 16TB and SATA 6 Gb/s against the selected offer. Check your system’s exact-model compatibility list and the seller’s warranty and return terms.
Amazon US listings
Exact model matches on Amazon.com. A verified ASIN identifies the product; it does not guarantee current stock. Check the selected variant, condition and seller.
Amazon US · ASIN B081TFV22Y
$720.99 · as of Sep 12, 2026 04:47 UTC
Amazon US · ASIN B0G5PVXNC6
$399.99 · as of Sep 12, 2026 10:58 UTC
Amazon US · ASIN B08J8JLMFF
$469.99 · as of Sep 12, 2026 10:58 UTC
Amazon US · ASIN B07T3VQC2K
$497.00 · as of Sep 12, 2026 10:53 UTC
Amazon US · ASIN B081TFV22Y
Same-capacity alternatives with Amazon US links
These models share the drive type, interface class and capacity. Compare their specifications and your system requirements before choosing a replacement.
Western Digital · WD Red Pro
WD161KFGX
16TB · SATA 6Gb/s · CMR
Compare with ST16000NM003G →View on Amazon US ↗ASIN B08K3VVKSW · Check price and conditionWestern Digital · Ultrastar DC HC550
WUH721816ALE6L4
16TB · SATA 6 Gb/s
Compare with ST16000NM003G →View on Amazon US ↗ASIN B08H1T666Y · Check price and conditionSeagate · IronWolf Pro
ST16000NE000
16TB · SATA 6 Gb/s · CMR
Compare with ST16000NM003G →View on Amazon US ↗ASIN B07SJTST6T · Check price and conditionST16000NM003G questions answered
What connection does ST16000NM003G need?
ST16000NM003G uses SATA 6 Gb/s and a 3.5-inch form factor. Match both with the computer, controller or enclosure. An M.2 slot, 2.5-inch bay and 3.5-inch bay are not interchangeable.
How much usable space does ST16000NM003G provide?
Its nominal capacity is 16000 GB, approximately 14901.2 GiB before formatting. The filesystem, reserved space and any RAID redundancy reduce usable capacity further.
What warranty is listed for ST16000NM003G?
Manufacturer specification: 5 years (eligible new drives). A renewed, used, OEM or imported offer can have different coverage. Check the serial number and seller terms before buying.