Brand Western Digital Model WD121PURZ Series WD Purple Capacity 12TB Form Factor 3.5 inches Interface SATA 6Gb/s Cache (Buffer) 256MB RPM 5400 RPM Use Case Surveillance DVR and NVR Systems Camera Compatibility Up to 64 HD cameras Workload Rate Up to 180 TB/year

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Feature  Specification Capacity 1 TB Form Factor 2.5" (7mm height) Interface SATA III 6 Gb/s Sequential Read Speed Up to 545 MB/s Sequential Write Speed Not specified in main results, but a similar model has up to 430 MB/s Dimensions (L x W x H) 100.5mm x 69.85mm x 7mm Weight Approximately 32.7g (varies by model) Shock Resistance Yes Power Consumption Low power draw Warranty 3-Year Limited Warranty Software Free downloadable WD SSD Dashboard for monitoring, and Acronis® True Image™ WD Edition for cloning

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Specifications Form Factor : M.2 2280  Interface : PCI-Express 4.0 x4, NVMe 1.3  Capacity : 1000GB (1TB)  Controller : Phison E16  NAND Flash : 3D TLC  External DDR Cache : 1GB DDR4  Sequential Read Speed : Up to 5000 MB/s  Sequential Write Speed : Up to 4400 MB/s  Random Read IOPS : 750K  Random Write IOPS : 700K  Features : Fully Body Copper Heat Spreader Wear Leveling Over-Provision Technologies TRIM Support S.M.A.R.T. (Self-Monitoring, Analysis and Reporting Technology) Support

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  Feature  Specification Series WD Blue SN570 Form Factor M.2 2280 Interface PCIe Gen3 x4 NVMe v1.4 Capacities 250GB, 500GB, 1TB NAND Type TLC Sequential Read Speed Up to 3,500 MB/s (500GB & 1TB models) Sequential Write Speed Up to 3,300 MB/s (1TB model) Endurance (TBW) 150 TBW (250GB model) Dimensions 80.15mm×22.15mm×2.38mm80.15 m m cross 22.15 m m cross 2.38 m m 80.15𝑚𝑚×22.15𝑚𝑚×2.38𝑚𝑚 Power Consumption Average Active: 90mW; Max Operating: 4.5W Features M.2 2280 form factor, high NVMe performance, downloadable WD SSD Dashboard for drive monitoring

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Capacity 512GB / 1TB (1,024GB) / 2TB (2,048GB) / 4TB (4,096GB) / 8TB (8,000GB) Form Factor M.2 2280 NAND Flash 3D NAND Controller IG5236 Dimensions (L x W x H) 80 x 22 x 4.3mm / 3.15 x 0.87 x 0.17inch (with heatsink), 80 x 22 x 3.3mm / 3.15 x 0.87 x 0.12inch (without heatsink) Weight 11g / 0.39oz (with heatsink), 7g / 0.24oz (without heatsink) Interface PCIe Gen4x4 Sequential Read (Max*) Up to 7400MB/s (PC/Laptop) Sequential Write (Max*) Up to 6800MB/s 4KB Random Read IOPS(Max*) Up to 750K 4KB Random Write IOPS(Max*) Up to 750K Operating Temperature 0°C - 70°C Storage Temperature -40°C - 85°C Shock Resistance 1500G / 0.5ms MTBF 2,000,000hrs Terabytes Written (TBW)(Max Capacity*) 5920TB                  

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Specifications Interface: PCIe Gen4 ×4, NVMe 1.4  Form Factor: M.2 2280  Capacities: 500GB (STZP500CV3A002) and 1TB (STZP1000CV3A002)  Sequential Read Speed: Up to 3,600 MB/s  Sequential Write Speed: Up to 2,400 MB/s  Endurance (TBW): 300 TBW for the 500GB model  Mean Time Between Failures (MTBF): 1.8 million hours  Features: TRIM, S.M.A.R.T. support, backward compatibility with PCIe Gen3  System Requirements & Compatibility Slot: M.2 (M key) slot  Operating Systems: Windows® 11, Windows 10, and Linux  Physical & Environmental Dimensions: M.2 2280 form factor  Weight: 8g (for 2280 form factor)  Operating Temperature: 0-70°C  Non-Operating Temperature: -40-85°C 

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Specification  Details Capacity 2 TB Form Factor M.2 2280 Interface PCIe Gen4 x4, NVMe 1.4 Max. Sequential Read Up to 7,300 MB/s Max. Sequential Write Up to 6,900 MB/s Endurance (TBW) 2,400 TBW Controller Seagate-validated E18 controller NAND Type 3D TLC NAND MTBF 1.8 million hours Random Write (IOPS) Up to 1,000,000 IOPS Additional Services Three years of Rescue Data Recovery Services Warranty 5-year limited warranty 𝗗𝗜𝗠𝗘𝗡𝗦𝗜𝗢𝗡𝗦• Length (mm): 134.25• Width (mm): 109• Depth (mm): 24• Weight (kg): 0.062

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