
WD Red SA500 4TB NAS SATA SSD 2.5 Inch has risen 25.2% over the last 30 days, currently at £889.51.
Price last checked: 28 Apr 2026, 04:56
The WD Red SA500 4TB NAS SATA SSD is a 2.5-inch solid-state drive with a capacity of 4TB and a SATA 6 GB/s interface. It is optimized for caching in NAS systems, providing rapid access to frequently used files and handling heavy read and write loads. This drive is suitable for home and business users who require reliable storage for applications such as OLTP databases, multi-user environments, and video editing.
WD Red SA500 4TB NAS SATA SSD 2.5 Inch has increased 25.2% over the last 30 days to £889.51. The 30-day average is £691.16. If you need this product soon, buying before further increases may be worthwhile.

£137.50/TB
Updated 4h ago

£174.50/TB
Updated 5h ago


£0.27/GB
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£1.52/GB
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£7.33/GB
Updated 5h ago

£9.50/GB
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£16.48/GB
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£14.50/GB
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£0.39/GB
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£0.30/GB
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Explains how to compare SSD endurance (TBW/DWPD), warranty terms, controller/DRAM design, and real-world performance metrics like sustained writes after SLC cache, 4K QD1 latency, and thermals.
NVMe vs SATA, TLC vs QLC, DRAM cache — cut through the jargon and pick the best SSD for your PC build or upgrade.