HPE P49295-001 3.84TB SAS12GBPS 2.5inch SFF RI SC Hot-swap Triple-level Cell SSD

HPE P49295-001 3.84TB SAS 12Gbps SSD Overview

The HPE P49295-001 is a high-performance enterprise-grade solid-state drive designed for demanding data center environments. With a massive 3.84TB storage capacity and 12Gbps SAS interface, this drive delivers exceptional performance, reliability, and endurance for mission-critical applications.

Performance Characteristics

The HPE P49295-001 SSD delivers exceptional performance characteristics that make it suitable for the most demanding enterprise workloads. With its SAS 12Gbps interface, this drive offers significantly higher bandwidth compared to SATA-based alternatives.

Speed and Throughput

This SSD provides consistent high performance with:

• Up to 1,800 MB/s sequential read throughput
• Up to 1,200 MB/s sequential write throughput
• Random read performance of up to 250,000 IOPS
• Random write performance of up to 110,000 IOPS

Latency Optimization

The drive features advanced latency optimization technologies that ensure consistent response times even under heavy workloads. Typical read latency is under 100 microseconds, while write latency remains under 15 microseconds.

Quality of Service (QOS)

HPE's implementation of QoS ensures predictable performance across various workload types, making this drive ideal for mixed-use environments where consistent performance is critical.

Reliability and Endurance

Enterprise environments demand storage solutions with exceptional reliability and endurance. The HPE P49295-001 is designed to meet these rigorous requirements with advanced features that extend drive lifespan and protect data integrity.

Triple-Level Cell Technology

This SSD utilizes Triple-Level Cell (TLC) NAND flash technology, which provides an optimal balance between storage density, performance, and cost. HPE's implementation includes advanced wear-leveling algorithms that distribute writes evenly across all cells, maximizing the drive's lifespan.

Endurance Rating

With a rating of 10 Drive Writes Per Day (DWPD) and 21.9 Petabytes Written (PBW) over its 5-year warranty period, this drive can handle write-intensive workloads typically found in enterprise environments.

Data Protection Features

The HPE P49295-001 includes multiple layers of data protection:

• Power-loss protection with onboard capacitors
• End-to-end data path protection
• Advanced error correction code (ECC)
• RAID support with recovery features

Mean Time Between Failures (MTBF)

This drive boasts an impressive 2.5 million hours MTBF, demonstrating its exceptional reliability in continuous operation environments.

Technical Architecture

The HPE P49295-001 incorporates advanced technical features that contribute to its performance, reliability, and efficiency in enterprise environments.

SAS 12Gbps Interface

The Serial Attached SCSI (SAS) 12Gbps interface provides significant advantages over SATA interfaces, including:

• Full duplex operation (simultaneous read/write)
• Better error recovery and reporting
• Improved signal integrity
• Enhanced scalability through expanders
• Backward compatibility with 6Gbps and 3Gbps SAS

Dual-Port SAS Connectivity

This SSD features dual-port SAS connectivity, enabling high availability configurations where two host systems can access the drive simultaneously. This is critical for mission-critical applications requiring failover capabilities.

Controller Architecture

The drive utilizes a high-performance controller with multiple ARM cores that efficiently manages flash translation layer operations, wear leveling, garbage collection, and error correction.

DRAM Cache

An onboard DRAM cache accelerates metadata operations and improves overall performance by buffering read and write operations. The cache is protected by power-loss circuitry to prevent data corruption during unexpected power failures.

Thermal Management

Enterprise SSDs generate heat during operation, which can impact performance and longevity. This drive includes advanced thermal monitoring and throttling mechanisms to maintain optimal operating temperatures without compromising performance.

Comparison with HDDs

Compared to traditional hard disk drives, this SSD offers:

• 100x faster random I/O performance
• Significantly lower latency
• Higher reliability with no moving parts
• Lower power consumption
• Silent operation
• Better resistance to physical shock and vibration

Environmental and Power Specifications

Enterprise data centers are increasingly concerned with power efficiency and environmental factors. The HPE P49295-001 is designed with these considerations in mind.

Power Consumption

Despite its high performance, this SSD is power-efficient:

• Active power: Typically 8-10W during read/write operations
• Idle power: As low as 4W when not actively processing commands
• Standby power: Less than 1W in low-power states

Power Management Features

The drive supports advanced power management features including multiple power states that can be leveraged by compatible HPE systems to optimize energy usage without sacrificing performance.

Environmental Specifications

The HPE P49295-001 operates within standard enterprise environmental parameters:

• Operating temperature: 0°C to 55°C
• Non-operating temperature: -40°C to 70°C
• Operating humidity: 5% to 95% non-condensing
• Altitude: Up to 3,000 meters

Shock and Vibration Resistance

As a solid-state device with no moving parts, this SSD is highly resistant to shock and vibration, making it suitable for environments where mechanical hard drives might fail prematurely.