Western Digital 1TB Blue Desktop HDD

Here are images illustrating what Western Digital’s Purple (surveillance) and Blue (desktop) 1 TB SATA hard drives typically look like. The first two highlight the WD Purple drive (front label and internals), while the third shows the WD Blue drive.

WD Purple 1 TB SATA HDD — Description

• Purpose-built for surveillance systems: Designed to withstand 24×7 recording, elevated temperatures, and the vibration levels commonly found in NVR (Network Video Recorder) environments.Western Digital+1

• AllFrame™ technology: Reduces dropped frames and improves playback continuity by optimizing ATA streaming, which is critical for smooth video recording.Western Digital

• Performance & reliability:

  • SATA interface (6 Gb/s)

  • Cache: 64 MB

  • RPM: typically 5400 class; some models may vary.Newegg.com+1

  • Designed for high write workload (up to 180 TB/year) and multi-stream video recording.WB MasonNewegg.com

• Warranty: Generally comes with a 2-year limited warranty, aligned with its heavy-duty usage design.