Toshiba · Enterprise
MG11ACA20TE
MG11 20TB
SATA 6 Gb/s · 3.5-inch · CMR
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An exact Amazon listing has not been verified for this model yet.
Compare alternatives ↓As an Amazon Associate I earn from qualifying purchases.The Toshiba MG11ACA20TE is a 20TB MG11 hard drive for server and enterprise storage, using SATA 6 Gb/s in a 3.5-inch form factor.
Manufacturer specifications
| Model number | MG11ACA20TE |
|---|---|
| Nominal capacity | 20 TB · 20000 GB |
| RPM | 7200 |
| Interface | SATA 6 Gb/s |
| Recording | CMR |
| Cache (MiB) | 1024 |
| Form factor | 3.5-inch |
| Sector format | 512e |
| Recording evidence | Manufacturer recording specification ↗ |
| Recording verified | 2026-10-02 |
| Workload rating (TB/year) | 550 |
| Manufacturer limited warranty | 5 years (eligible new drives) |
| Sustained transfer (up to MB/s) | 295 |
Source: Toshiba MG11 manufacturer specifications, pages 4. Reviewed 2026-09-07. Published specifications, not our benchmark results.
What the specifications mean
- CMR recording is specified for this exact model. Check enclosure support and workload limits before installing it in an array.
- Up to 295 MB/s sustained transfer, as specified by the manufacturer. This is not a measured game-loading or random-I/O result.
- 550 TB/year workload rating. This is a workload limit, not a promise of drive lifespan or a backup guarantee.
Before ordering
Match MG11ACA20TE, 20TB 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.
No verified exact-model ASIN is linked yet. This does not establish whether the model is currently available. Compare the alternatives below and check their listings.
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.
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Specifications & offers →View on Amazon US ↗ASIN B0CN5LH117 · Check price and conditionSeagate · Exos X22
ST20000NM004E
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Specifications & offers →View on Amazon US ↗ASIN B0CHKP1716 · Check price and conditionWestern Digital · WD Gold
WD203KRYZ
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Specifications & offers →View on Amazon US ↗ASIN B0DF9FK544 · Check price and conditionMG11ACA20TE questions answered
Is MG11ACA20TE CMR or SMR?
The manufacturer lists CMR recording for MG11ACA20TE. Other models and capacities in the same family can differ.
What connection does MG11ACA20TE need?
MG11ACA20TE 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 MG11ACA20TE provide?
Its nominal capacity is 20000 GB, approximately 18626.5 GiB before formatting. The filesystem, reserved space and any RAID redundancy reduce usable capacity further.
What warranty is listed for MG11ACA20TE?
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.