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Silver 2.5-inch SAS hard drive in Smart Carrier tray

HP

HP 653950-001 146GB 15000 RPM SAS 6Gb/s 2.5" laptop hard drive

SKU CH-M76D-TA81D MPN 653950-001

A 2.5-inch 146GB SAS hard drive spinning at 15000 RPM with a 6Gb/s interface and hot-plug Smart Carrier tray

  • Total capacity146 GB
  • Interface typeSAS 6Gb/s
  • Form factor2.5 in (6.35 cm)
  • Rotational speed15,000 RPM
  • Key features146 GB hot-plug dual-port SAS hard disk drive - 15,000 RPM,
  • 15000 RPM spindle speed accelerates data access for enterprise workloads
  • SAS 6Gb/s interface delivers 6 Gb/s transfer rate for high-throughput connectivity
  • 146 GB capacity in 2.5 inch form factor fits dense server and storage arrays
  • Smart Carrier tray enables hot-plug installation without system downtime
  • HP qualified option ensures compatibility with supported HP ProLiant platforms

Enterprise SAS Storage

The HP 653950-001 is a 146GB 2.5-inch laptop internal hard drive built for enterprise servers and storage arrays that require a SAS 6Gb/s interface. Its 15000 RPM spindle speed targets workloads needing low latency and high random I/O performance.

Hot-Plug Smart Carrier Integration

The drive uses a Smart Carrier tray for hot-plug installation in compatible HP drive bays, allowing replacement without system shutdown. Dual-port SAS connectivity provides path redundancy, while the 6Gb/s transfer rate matches the host controller bandwidth. It is not validated for MSA product lines.

Capacity and Performance Envelope

At 146GB the drive suits operating-system volumes, database logs, or tiered-cache pools where speed outweighs raw capacity. The 15K RPM mechanism delivers sustained throughput for transaction-heavy tasks, but the small form factor limits total space, so larger datasets need additional drives.

How it compares

Measured against everything we stock in 2.5-Inch Internal Laptop HDDs, at today’s prices. Recalculated every night.

Price $138.99
Pricier than about 76% of the 645 comparable items (median $66.99).
Total capacity 146 GB
Lower than about 80% of the 419 comparable items (median 320 GB).
Price per TB $951.99 per TB
Pricier than about 90% of the 416 comparable items (median $233.48 per TB).

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Specifications

Product
Brand nameHP
Model name653950-001
Total capacity146 GB
Performance
Rotational speed15,000 RPM
Ports & slots
Interface typeSAS 6Gb/s
Size & build
Form factor2.5 in (6.35 cm)
Shipping weight0.91 kg
Package size152 × 102 × 51 mm

Questions about this item

What is the first limit reached when the 15000 RPM drive runs continuously?

The mechanical 15000 RPM spindle speed sets the maximum sustained throughput and latency floor.

How much heat and noise does the 2.5" 15000 RPM SAS drive produce under all-day load?

A 15000 RPM enterprise drive generates noticeable heat and audible whine; plan for active airflow in the bay.

Which controller interface must the system already provide for this 6Gb/s SAS drive to work?

A SAS 6Gb/s host bus adapter or RAID controller with dual-port support is required.

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