SSDPF21Q016TB01 Intel DC P5800x 1.6TB PCIE 4.0 X4, NVME 2.5inch SSD

The Intel DC P5800x 1.6 TB PCIE 4.0 X4, NVME 3D XPoint SSD 

The Intel DC P5800x 1.6 TB solid-state drive (model SSDPF21Q016TB01) represents one of the most advanced and high-performing enterprise storage solutions available today. Built on Intel’s revolutionary 3D XPoint memory architecture, this drive delivers unprecedented levels of low-latency, high endurance, and consistent performance for demanding data center workloads. With a PCIe 4.0 ×4 NVMe interface and a tall 15 mm 2.5‑inch form factor, it is engineered specifically for server deployments, virtualization, high-frequency trading, AI/ML inference, and other latency-sensitive applications.

3D XPoint Memory Architecture

The Intel P5800x uses 3D XPoint technology, which is fundamentally different from traditional NAND flash. Unlike NAND, 3D XPoint is byte-addressable, enabling significantly lower latency and higher endurance. This non‑volatile memory medium provides performance characteristics that approach DRAM speeds, making it ideal for workloads requiring rapid data access, frequent writes, and sustained performance over long periods.

PCIE 4.0 ×4 NVME Interface

With a PCIE 4.0 ×4 interface, the P5800x can fully leverage the increased bandwidth of modern server platforms. Combined with the NVME protocol, this enables high IOPS and throughput, low queue depth latency, and efficient parallelism across multiple namespaces and threads. Because of the PCIE 4.0 interface, this SSD is highly future‑proof and integrates well into next-generation data center deployments.

Form Factor & Durability

The drive’s 2.5‑inch form factor and 15 mm z-height make it compatible with standard U.2 drive bays while offering robust mechanical stability. This makes the P5800x highly suitable for enterprise-class server chassis where hot-swap U.2 bays are common. At the same time, the increased height allows for better thermal management and higher capacity packaging.

Capacity & Endurance

At 1.6 TB, this SSD offers a substantial capacity for mission-critical data and persistent storage. More importantly, thanks to 3D XPoint’s inherently high endurance, the P5800x can sustain extremely high write workloads far beyond what typical NAND SSDs can handle. This makes it perfect for write-intensive tasks such as write caching, persistent memory emulation, and real‑time logging.

Latency & Performance 

One of the standout benefits of the P5800x is its ultra‑low latency — both read and write latencies are dramatically lower than even high-end NAND-based SSDs. This ensures consistent, predictable performance, which is essential in latency-sensitive environments like high-frequency trading, in-memory databases, and virtualization.

Reliability & Data Protection

Intel’s enterprise-grade quality control, power-loss protection, and advanced monitoring features make the P5800x a highly reliable choice for data center applications. It supports telemetry, enduring health monitoring, and firmware features that help prevent data corruption and loss, even under exceptional workloads.

Endurance and Reliability

The endurance offered by the P5800x is orders of magnitude greater than that of typical high-endurance NAND SSDs. Because 3D XPoint memory does not wear out in the same way as flash, it can withstand a massive volume of writes, making it ideal for write-heavy applications. Organizations that deploy it in high-write contexts can count on long lifespans and predictable behavior over time.

Data Integrity 

Intel has incorporated strong data protection mechanisms in the P5800x. It supports features like power-loss protection to ensure that data in flight is safely committed in the event of a sudden power outage. This reduces the risk of data corruption and improves system resilience. Additionally, advanced telemetry and health-monitoring capabilities allow administrators to track drive health and performance metrics proactively.

Deployment Considerations and Compatibility

Server Platform Compatibility

The P5800x leverages a PCIe 4.0 ×4 interface which requires compatible server platforms that support PCIe Gen 4 signaling. When deployed in older servers with only PCIe Gen 3 support, the drive may still work, but will operate at reduced bandwidth. It’s essential to verify motherboard or server backplane compatibility, U.2 cage availability, and power delivery for best performance.

Power and Thermal Management

Because of its high performance and dense memory architecture, the P5800x can generate substantial heat under load. Adequate cooling must be provided within the server chassis, whether via airflow from chassis fans, dedicated drive bay cooling, or thermal heatsinks. Power consumption should also be assessed; while efficient, high-performance PCIe 4.0 SSDs can consume more power, especially under sustained I/O.

Comparison With Other Enterprise Storage Technologies

P5800x vs NAND‑Based NVMe SSD

Endurance: 3D XPoint memory in the P5800x provides much higher write endurance than NAND flash, leading to longer service life particularly in write-heavy contexts Latency: NAND‑based SSDs typically have higher and more variable latency, especially under random workloads. The P5800x offers more consistent, low-latency. Under heavy or sustained writes, NAND SSDs may degrade in performance due to write amplification and garbage collection, but the P5800x maintains performance over long periods.

High‑Performance Computing (HPC)

In HPC environments, the P5800x is used for checkpoint/restart acceleration, metadata acceleration, and scratch space where performance and consistency matter. The drive’s endurance and low latency make it valuable for large-scale compute clusters.