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Hybrid base array handled workloads reliably.
Q8B31A
HPE NS CS5000 Hybrid Base Array
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Q8B31A
HPE NS CS5000 Hybrid Base Array
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Q8B31A is a high-performance SAN storage system engineered for demanding enterprise workloads. It features 16 drive bays that support a mixed array of drive types including SATA, SAS, SSD, and NVMe, with a total storage capacity of up to 512 TB and robust RAID support (RAID 0, RAID 1, RAID 5, RAID 6, RAID 10) to ensure data integrity and performance.
Powered by an Intel Xeon processor with 8 cores and pre-installed with 16 GB of DDR4 memory (expandable up to 64 GB), Q8B31A offers versatile connectivity with USB 3.1, 10GbE Ethernet, and Fibre Channel interfaces. Designed for critical use cases such as SMB backup, enterprise data centers, virtualization, and media servers, it also provides expansion support along with redundant power supply and redundant fan cooling for enhanced reliability.
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In a large retail enterprise running SAP HANA and SQL Server, the Q8B31A-HPE NS CS5000 Hybrid Base Array leverages integrated flash caching and high-density HDD tiers to deliver sub-1ms latency under mixed OLTP and batch workloads. This deployment cuts query response times by 60% and boosts transaction throughput by 45%, ensuring seamless end-user experiences and improved operational efficiency.
A financial services firm deploying 600 virtual desktops on VMware Horizon uses the Q8B31A-HPE NS CS5000 Hybrid Base Array to combine SSD acceleration with SAS HDD capacity. The solution maintains consistent IOPS during peak login storms, reducing boot-up times by 50% and lowering storage TCO by 30%, enabling cost-effective desktop virtualization at scale.
An enterprise IT team implements the Q8B31A-HPE NS CS5000 Hybrid Base Array for automated on-site backups with scheduled snapshots and remote replication to a secondary data center. This orchestration achieves RPOs under 15 minutes and recovery times under 30 minutes, minimizing downtime and protecting critical data against ransomware and site failures.
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 Q8B31A |  Q8E88A |  Q8F15A |  Q8F13A |  Q8C91A | |
|---|---|---|---|---|---|
| Product Type | Storage System | Storage System | Storage System | Storage System | Storage System |
| Storage Type | SAN | NAS | SAN | NAS | NAS |
| Form Factor | Rackmount | Rackmount | Rackmount | Rackmount | Rackmount |
| Bay Count | 16-bay | 8-bay | 8-bay | 8-bay | 8-bay |
| Supported Drive Types | Mixed | Mixed | Mixed | Mixed | SATA HDD / SAS HDD / SATA SSD / NVMe SSD |
| Hot-Swap Support | Yes | Yes | Yes | Yes | Yes |
| Max Supported Capacity | 512 TB | 512 TB | 512 TB | 256 TB | 256 TB |
| RAID Support | RAID 0 / RAID 1 / RAID 5 / RAID 6 / RAID 10 | RAID 0 / RAID 1 / RAID 5 / RAID 6 / RAID 10 | RAID 0 / RAID 1 / RAID 5 / RAID 6 / RAID 10 | RAID 0 / RAID 1 / RAID 5 / RAID 6 / RAID 10 | RAID 0 / RAID 1 / RAID 5 / RAID 6 / RAID 10 |
| CPU Type | Intel Xeon | Intel Xeon | Intel Xeon | Intel Xeon | Intel Xeon |
| CPU Cores | 8 | 8 | 8 | 4 | 8 |
| Installed RAM | 16 GB | 16 GB | 8 GB | 8 GB | 16 GB |
| Max RAM Capacity | 64 GB | 128 GB | 64 GB | 32 GB | 64 GB |
| RAM Type | DDR4 | ECC DDR4 | ECC DDR4 | DDR4 | DDR4 |
| Network Ports | 10GbE | 10GbE | 10GbE | 10GbE | 10GbE |
| LAN Ports | 4 | 4 | 4 | 2 | 4 |
| USB Ports | USB 3.1 | USB 3.2 | USB 3.2 | USB 3.2 | USB 3.2 |
| Expansion Support | Yes | Yes | Yes | Yes | Yes |
| Cooling | Redundant Fan | Active | Redundant Fan | Redundant Fan | Redundant Fan |
| Power Supply | Redundant | Redundant | Redundant | Redundant | Redundant |
| Power Supply Wattage | 750W | 500W | 350W | 350W | 500W |
| Operating System | Custom OS | Custom OS | Custom OS | Custom OS | Custom OS |
| Snapshot Support | Yes | Yes | Yes | Yes | Yes |
| Cloud Sync Support | Yes | Yes | Yes | Yes | Yes |
| Virtualization Ready | Yes | Yes | Yes | Yes | Yes |
| iSCSI Support | Yes | Yes | Yes | Yes | Yes |
| Surveillance Support | No | No | No | No | No |
| Use Case | SMB / Enterprise Data Center / Media Server / Virtualization | SMB / Enterprise Data Center / Virtualization / Media Server | Enterprise Data Center | SMB / Enterprise Data Center / Media Server / Virtualization | SMB / Enterprise Data Center / Virtualization / Media Server |
| Product Name | Q8B31A SAN Storage System | Q8E88A Enterprise NAS System | Q8F15A Enterprise SAN Storage System | Q8F13A Storage Appliance | Q8C91A Enterprise NAS |
| Height | 3.5 inches | 3 inches | 4.5 inches | 3.5 inches | 3.5 inches |
| Width | 17.5 inches | 17 inches | 17.3 inches | 17.3 inches | 17.3 inches |
| Depth | 27.5 inches | 28 inches | 20 inches | 16.5 inches | 20.0 inches |
| Weight | 48 lbs | 45 lbs | 25 lbs | 18 lbs | 25 lbs |
Hybrid base array handled workloads reliably.
Good balance of cost and performance.
Easy to manage.
Stable production usage.
Dependable hybrid platform.
The HPE NS CS5000 Hybrid Base Array (Q8B31A) is a high-performance, scalable storage platform combining SSDs and HDDs to deliver optimized capacity, reliability, and cost efficiency for enterprise workloads.
The CS5000 supports up to 360 TB of raw storage using a mixture of SAS SSDs and NL-SAS HDDs within a 4U chassis, scalable by adding expansion enclosures.
By tiering frequently accessed data on low-latency SSDs and bulk data on high-capacity HDDs, the CS5000 delivers faster I/O, reduced latency, and optimized cost per gigabyte.
The array supports 2.5″ and 3.5″ SAS SSDs up to 15 TB and 7.2K RPM NL-SAS HDDs up to 18 TB, providing flexible performance and capacity configurations.