Dell 345-BLGB Read Intensive 1.92TB SATA-6GBPS 1DWPD Hot Plug 2.5-Inch SSD

Dell 1.92TB Read-Intensive SATA SSD (345-BLGB)

Comprehensive Product Overview

• Manufacturer: Dell
• Part Number: 345-BLGB
• Drive Type: Internal Solid State Drive
• Capacity: 1.92TB
• Form Factor: 2.5-inch Hot-Plug with Tray
• Flash Memory: Triple-Level Cell (TLC)
• Endurance: 1 DWPD optimized for read-intensive operations

Technical Specifications

• Interface: SATA 6Gbps
• Flash Type: TLC for reliability and consistent performance
• Endurance: Designed for heavy read workloads
• Hot-Swap Capability: Yes – facilitates easy replacement

Performance Highlights

• Sequential Read Speed: Up to 600 MB/s
• Sequential Write Speed: Up to 550 MB/s
• Random Read IOPS: 98,000
• Random Write IOPS: 25,000
• Latency: Low and consistent for enterprise-level workloads

Connectivity & Expansion

• Interface Port: 1 x SATA 6Gb/s
• Compatible Bays: 1 x 2.5-inch Hot-Plug slot

Physical Dimensions

• Height: 15mm
• Width: 69.85mm
• Length: 100.45mm
• Design: Compact 2.5-inch format for server rack integration

Compatible Dell PowerEdge Servers

• PowerEdge C6420, C6520, C6525, C6620
• PowerEdge R340, R440, R640, R650, R6515, R6525
• PowerEdge R660, R6615, R6625
• PowerEdge R740, R740xd, R7425
• PowerEdge R750, R750xa, R7515, R7525
• PowerEdge R760, R760xs, R7615, R7625
• PowerEdge R840, R940, R940xa

Key Advantages

• Reliability: Dell-certified SSD ensures seamless integration with PowerEdge servers
• Performance: Optimized for read-heavy workloads in enterprise environments
• Hot-Plug Capability: Enables effortless maintenance and replacement
• Data Integrity: TLC NAND provides stable and consistent performance

Recommended Use Cases

• High-read server applications
• Virtualization and cloud storage environments
• Database operations with frequent read requests
• Analytics and business intelligence workloads

Dell 345-BLGB 1.92TB SATA SSD: Enterprise-Grade Read-Intensive Storage

The Dell 345-BLGB Read Intensive 1.92TB SATA-6Gbps 1DWPD Hot Plug 2.5-Inch SSD is a high-capacity, enterprise-class solid-state drive engineered for data centers and IT environments that demand consistent read performance, reliability, and scalability. Designed for read-intensive workloads, this SSD is ideal for applications such as boot volumes, media streaming, virtual desktop infrastructure (VDI), and web hosting. With its SATA-6Gbps interface, hot-plug capability, and 1DWPD endurance rating, the Dell 345-BLGB SSD offers a compelling balance of affordability, performance, and durability.

Technical Specifications and Performance Overview

Built for enterprise deployment, the Dell 345-BLGB SSD combines high-speed performance with robust reliability. Its 2.5-inch form factor and hot-plug support allow seamless integration into Dell PowerEdge servers and storage arrays, while the SATA-6Gbps interface ensures dependable data transfer for read-heavy workloads.

Core Specifications

• Model: Dell 345-BLGB
• Capacity: 1.92TB
• Interface: SATA 6Gbps
• Form Factor: 2.5-Inch Hot Plug
• Endurance: 1DWPD (Drive Writes Per Day)
• Performance Class: Read-Intensive
• MTBF: >2 million hours
• Power Consumption: <4W active, <1W idle
• Hot-Plug Support: Yes

Performance Metrics

The Dell 345-BLGB SSD delivers sequential read speeds up to 550MB/s and random read IOPS exceeding 80,000. Sequential write speeds typically reach 500MB/s, while random write IOPS average around 20,000. These performance figures make it ideal for read-heavy workloads where latency and throughput are critical.

SATA SSD Subcategory: Cost-Effective Enterprise Storage

SATA (Serial ATA) SSDs are widely used in enterprise environments for their affordability, compatibility, and adequate performance for non-intensive write operations. The SATA-6Gbps interface provides sufficient bandwidth for most read-intensive applications, making drives like the Dell 345-BLGB a popular choice for boot volumes, archival storage, and virtual machine hosting.

Advantages of SATA SSDs in Enterprise Deployments

• Lower cost per GB compared to SAS and NVMe SSDs
• Broad compatibility with legacy and modern server platforms
• Hot-plug capability for non-disruptive maintenance
• Predictable performance for read-heavy workloads
• Enhanced firmware for RAID and virtualization support

Use Cases for Read-Intensive SATA SSDs

• Web hosting and content delivery networks (CDNs)
• Boot volumes for virtual machines
• Media libraries and streaming platforms
• Database query acceleration
• Archival storage with occasional access

Hot-Plug Functionality: Operational Flexibility

The hot-plug capability of the Dell 345-BLGB SSD allows IT administrators to replace or upgrade drives without shutting down the server. This feature is essential in high-availability environments where downtime can impact service delivery and operational continuity.

Hot-Plug Architecture

Dell’s hot-plug architecture includes firmware-level support for drive detection, power sequencing, and error handling. When a drive is inserted or removed, the system automatically recognizes the change and adjusts I/O operations accordingly. This ensures data continuity and minimizes the risk of corruption.

Benefits of Hot-Plug SSDs

• Zero-downtime maintenance
• Scalable storage expansion
• Rapid replacement of failed drives
• Improved serviceability in rack-mounted systems

1DWPD Endurance Rating: Reliability for Read-Intensive Workloads

The 1DWPD rating indicates that the Dell 345-BLGB SSD can safely handle one full drive write per day over its warranty period, typically five years. For a 1.92TB SSD, this equates to approximately 1.92TB of data written daily without exceeding the endurance threshold. This rating is ideal for read-intensive workloads where write operations are minimal.

DWPD vs TBW Metrics

DWPD (Drive Writes Per Day) provides a daily usage estimate, while TBW (Total Bytes Written) offers a cumulative endurance metric. The Dell 345-BLGB SSD typically supports a TBW of over 3,500TB, ensuring long-term reliability even in moderately write-heavy scenarios.

Endurance Optimization Techniques

• Wear leveling algorithms to distribute writes evenly
• Over-provisioning for spare block allocation
• Advanced ECC (Error Correction Code) for data integrity
• Thermal management to reduce NAND degradation

Compatibility with Dell PowerEdge Servers

The Dell 345-BLGB SSD is validated for use with a wide range of Dell PowerEdge servers, including R640, R740, and R840 models. Its firmware is tuned for optimal performance within Dell’s RAID configurations and storage controllers, ensuring seamless integration and management via Dell OpenManage tools.

Certified Compatibility Matrix

• Dell PowerEdge R640
• Dell PowerEdge R740
• Dell PowerEdge R840
• Dell PowerEdge T640
• Dell PowerEdge MX740c

Benefits of OEM-Certified Drives

• Firmware compatibility with Dell RAID controllers
• Support for Dell diagnostics and lifecycle management
• Warranty alignment with Dell service contracts
• Reduced risk of firmware conflicts or performance bottlenecks

Thermal and Power Efficiency

The Dell 345-BLGB SSD is engineered for low power consumption and efficient thermal dissipation. Its active power draw remains below 4W during peak read operations, while idle power consumption is typically under 1W. This efficiency contributes to lower overall data center energy costs and improved airflow management.

Thermal Design Features

• Aluminum casing for passive heat dissipation
• Temperature sensors for dynamic throttling
• Firmware-controlled thermal limits
• Compatibility with Dell airflow-optimized drive bays

Power Management Benefits

• Reduced operational costs
• Lower heat output for dense server environments
• Improved reliability through thermal regulation
• Support for energy-efficient data center initiatives

Data Protection and Reliability Features

Enterprise-grade SSDs like the Dell 345-BLGB incorporate multiple layers of data protection to ensure integrity and availability. These include ECC, end-to-end data path protection, and power-loss protection capacitors that safeguard in-flight data during unexpected shutdowns.

Advanced ECC and SMART Monitoring

• Multi-bit error correction algorithms
• SMART attributes for predictive failure analysis
• Bad block management and reallocation
• Firmware updates for security and performance enhancements

Power-Loss Protection Mechanism

The SSD includes onboard capacitors that provide enough energy to flush volatile data to NAND in the event of sudden power loss. This feature is critical in transactional environments where data consistency is paramount.

Deployment Scenarios and Scalability

The Dell 345-BLGB SSD is suitable for deployment in both standalone and clustered environments. Its hot-plug capability and standardized form factor make it easy to scale storage capacity across