45W8687 Technical Specifications
IBM SAS 2.5-inch HDD Long Tray
Manufacturer IBM
Manufacturer Part # 45W8687
Performance
Product Type Tray
Number of Drives Supported 1
Interface SAS
Compatible Drive Bay(s) 2.5″
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IBM SAS 2.5-inch HDD Long Tray
Manufacturer IBM
Manufacturer Part # 45W8687
Performance
Product Type Tray
Number of Drives Supported 1
Interface SAS
Compatible Drive Bay(s) 2.5″
The Toshiba AL13SE series of 2.5-inch 6 Gb/s SAS interface hard disk drives offer enterprise-class performance in capacities ranging from 900GB to 300GB.
The AL13SE is the first 10,000 RPM class model enterprise drive from Toshiba to achieve 900GB capacity and is also the first of Toshiba’s 10,000 RPM drives to employ a dual- stage head positioning actuator that provides additional performance gains, including a 32% increase in sustained transfer rate.

The Western Digital WD2500BHTZ is a high‑performance 250 GB internal hard disk drive from Western Digital’s legendary VelociRaptor family, engineered for users who need faster access and responsiveness than traditional 7200 RPM drives can provide. Unlike standard desktop HDDs, the VelociRaptor spins at a blistering 10 000 RPM and features a SATA III 6 Gb/s interface, allowing it to deliver sustained data throughput and quicker read/write access that benefits workstations, creative applications and performance‑oriented systems.
Whether installed in a desktop chassis or integrated into a high‑performance storage array, the delivers a notable combination of rotational speed, cache efficiency and sustained throughput that makes it a strong choice for applications where traditional HDDs fall short.

The range of scores (95th – 5th percentile) for the WD Blue 2.5″ 500GB is 38.4%. This is a relatively wide range which indicates that the WD Blue 2.5″ 500GB performs inconsistently under varying real world conditions.
ST1200MM0088 Seagate 1.2TB 10K rpm SAS SFF Hard Disk Drive.The Cheetah 10K.7 lowers cost of ownership with the industry’s highest reliability, designed for full duty cycle applications, Seagate-exclusive Background Media Scan, enhanced Error Correction Code, and low power and cooling requirements.
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