Western Digital WD Red SA500 4TB
4TB · 2.5" · SATA III
Specifications
Yes
DRAM cache
560 MB/s
Sequential read
520 MB/s
Sequential write
2500 TBW
Endurance
Family guide
WD SATA SSDs| WD Green | WD Red SA500 This model | WD Blue SA510 | |
|---|---|---|---|
| Released | 2016 | 2019 | 2022 |
| Interface | Not available | SATA III | SATA III |
| Read | Not available | 560 MB/s | 560 MB/s |
| Write | Not available | 520 MB/s | 520 MB/s |
| Endurance | Not available | 2500 TBW | 600 TBW |
| Summary | DRAM-less. | Made for NAS use, with a DRAM cache but no power-loss protection. | SanDisk now sells it as the SanDisk 520. |
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How it compares
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Price history
$1,800$1,425$1,050$675$300
05 May29 May23 Jun17 Jul11 Aug
Price history excludes Amazon sources
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Listings
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Western Digital 4TB WD Red SA500 NAS 3D NAND Internal SSD Solid State Drive - SATA III 6 Gb/s, 2.5"/7mm, Up to 560 MB/s - WDS400T2R0A Amazon USA $1,276.12 New WD 4TB Red SA500 SSD WDS400T2R0A 3D 2.5" Retail Packing 5 Years Warranty Out of stock Ebay USA — WDS400T2R0A WD Red SA500 4TB SATA 6Gb/s 2.5'' NAS Internal SSD New Sealed Out of stock Ebay USA — Western Digital 4TB WD Red SA500 NAS 3D NAND Internal SSD - SATA III 6 Gb/s, 2.5"/7mm, Up to 560 MB/s - WDS400T1R0A, Solid State Hard Drive Out of stock Amazon USA —