HGST (a Western Digital company)
Ultrastar DC SN630
Best high performance storage for demanding data center applications.
This enterprise-grade solid-state drive offers robust performance and reliability for demanding data center environments. Engineered for high-volume workloads, it delivers consistent read and write speeds to accelerate critical applications and improve overall system responsiveness. Its advanced technology ensures data integrity and endurance, making it a dependable choice for mission-critical storage solutions. Designed for continuous operation, this drive provides the performance and stability necessary to support modern business operations and data management needs.
$978.82
Owner Satisfaction
4.6
/ 5
Category Rank
335
/ 4138
#335 in Hard Drives
Price vs Category Average
+86%
Above average
Drive Type
Enterprise SSD
/ Enterprise SSD
Who it's for
- Data center managers needing rapid access for critical applications
- IT professionals managing databases or virtualized infrastructure with intense writes
- System architects prioritizing data safety and uptime in mission-critical systems
Who should skip it
- Small businesses or individuals with budget constraints for storage upgrades
- IT teams with legacy hardware or those without NVMe-ready server slots
- Home users or small offices with minimal data processing requirements
Performance breakdown
Sequential Read Speed
Blazing throughput handles massive data transfers with professional-grade efficiency.
Random Write IOPS
Rapid response times keep complex database operations running smoothly under pressure.
Endurance Rating
Built to withstand heavy, round-the-clock write cycles in demanding server environments.
Power Efficiency
Optimized energy consumption helps lower operational costs in dense data centers.
Thermal Management
Maintains stable performance without throttling during sustained, high-intensity workloads.
Data Reliability
Enterprise-class error correction ensures your critical information remains safe and intact.
Key Specs
Drive Type
Enterprise SSD
Capacity
Varies (check model)
Interface Type
NVMe
Sequential Read Speed
Up to 3,500 MB/s
Sequential Write Speed
Up to 3,000 MB/s
MTBF
2 million hours
Intended Use
Data Center, Enterprise Storage
Hardware Encryption Supported
Yes
Know before you buy
The SN630 is an enterprise-grade NVMe SSD specifically engineered for data center environments, cloud storage, and mixed-use workloads that require high endurance and consistent performance.
While it is technically compatible with systems supporting NVMe, it is optimized for server environments rather than consumer gaming or desktop use. You would likely get better value and features, such as specialized gaming software, from a dedicated consumer-grade NVMe drive.
This drive utilizes the PCIe Gen3 x4 interface with the NVMe protocol, which provides the high-speed data transfer rates necessary for enterprise server applications.
Yes, because this is an enterprise-class drive designed for high-density environments, it relies on the consistent, high-volume airflow typically found in server chassis to maintain optimal operating temperatures.
The SN630 is built with higher endurance ratings than typical consumer SSDs, allowing it to handle the heavy, sustained write cycles common in enterprise database and cloud storage applications.
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