Intel SSDPE21K015TA 1.5 TB Optane DC P4800X PCIe 3.0 x4, NVMe 2.5 inch 15mm (U.2) Enterprise/Write-Intensive Solid State Drive

General

Brand	Intel
Model	Optane DC P4800X
Capacity	1.5 TB
Usage Class	Enterprise/Write-Intensive

Interface

Host Interface	PCIe 3.0 x4, NVMe
Total Interface Bandwidth	32 Gb/s

Physical Dimension

Form Factor	2.5 inch 15mm (U.2)

Flash & Endurance

NAND Flash	3D XPoint
Drive Writes Per Day	30
Total Bytes Written	82000 TBW

Performance

Sequential Read	2500 MB/s
Sequential Write	2200 MB/s
Random Read IOPS	550000
Random Write IOPS	550000
Average Latency	10 μs

Reliability

Mean Time Between Failures	2 Million Hours
Uncorrectable Bit Error Rate	1.0×10⁻¹⁷
Power Loss Protection	Yes

Part Number

MPN	SSDPE21K015TA01

Engineer's Note

SSDPE21K015TA delivers the distinctive advantage of 3D XPoint in the 1.5 TB Optane DC P4800X platform, combining 550K/550K random IOPS with 30 DWPD and 82 PBW endurance to outperform NAND-based NVMe SSDs in latency-sensitive database logging, high-frequency metadata, and write-intensive cache tiers. Compared with SSDPE21K015TA01, this newer revision offers a more deployment-ready generation update with the same class-leading 2500/2200 MB/s throughput and ultra-high endurance, making it the stronger choice for mission-critical workloads that cannot tolerate QoS instability under sustained write pressure.

Endurance & Reliability

With an endurance rating of 82,000 TBW and 30 DWPD, the SSDPE21K015TA is built for extremely write-intensive enterprise workloads and can sustain frequent full-drive writes every day throughout its service life. In practical terms, for typical server or system-disk usage, this level of endurance provides a very large reliability margin and supports long-term deployment with confidence. The SSDPE21K015TA also includes enterprise-grade power-loss protection (PLP), which helps preserve in-flight data and metadata during an unexpected power interruption, reducing the risk of corruption or incomplete writes. Its UBER of 1.0E-17, together with a 2 million hour MTBF, indicates a very low probability of uncorrectable read errors and strong overall reliability for business-critical environments.

Technical Specs & Insights

1. The NVMe-over-PCIe design removes legacy storage bottlenecks, helping databases, virtual machines, and scale-out applications process more work in parallel with lower software overhead.
2. Its strong sequential throughput speeds up full-dataset scans, backup recovery, and large-file ingestion, cutting turnaround time for bandwidth-heavy enterprise workloads.
3. The drive’s high random-read capability is ideal for OLTP databases, virtualization clusters, and metadata-intensive platforms that depend on fast small-block access at scale.
4. Its exceptionally high endurance rating makes it a strong fit for write-heavy logging, caching, and real-time transactional environments where replacement cycles must be minimized.
5. Using 3D XPoint media, it delivers near-memory-class responsiveness with ultra-low latency, making it especially valuable for journals, indices, and latency-sensitive enterprise applications.

Endurance & Reliability

SSDPE21K015TA is generally identified as the Intel Optane SSD DC P4800X 1.5 TB. Lower-capacity reference: 750 GB Higher-capacity reference: No larger standard capacity is offered in the exact same P4800X capacity ladder; 1.5 TB is effectively the top mainstream point in this series. Capacity positioning analysis: At 1.5 TB, this model sits at the practical sweet spot of the lineup. Compared with the 750 GB version, it provides much better space headroom for write-intensive logs, metadata, and steady workload growth, reducing the need for tight capacity control. Since this exact series does not scale to a larger mainstream capacity, 1.5 TB becomes the best balance of density, cost efficiency, and signature Optane-class responsiveness. It is especially well suited for medium-size virtualization or database acceleration nodes supporting roughly 40 to 60 mixed business workloads.

FAQ