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| Brand | Intel |
|---|---|
| Model | D3-S4620 Series |
| Capacity | 960GB |
| Usage Class | Enterprise Data Center / Mixed Use |
| Host Interface | SATA 6Gb/s |
|---|---|
| Total Interface Bandwidth | 6 Gb/s |
| Form Factor | 2.5 (U.2) 7mm |
|---|
| NAND Flash | Intel 144-layer 3D TLC |
|---|---|
| Drive Writes Per Day | 3 |
| Total Bytes Written | 6500 TBW |
| Sequential Read | 550 MB/s |
|---|---|
| Sequential Write | 510 MB/s |
| Random Read IOPS | 91000 |
| Random Write IOPS | 41000 |
| Average Latency | 36 μs |
| Mean Time Between Failures | 2.0 Million Hours |
|---|---|
| Uncorrectable Bit Error Rate | 1.0×10⁻¹⁷ |
| Power Loss Protection | Yes |
| MPN | SSDSC2KG960G8 |
|---|
Compared with the previous-generation SSDSC2KG960G8, the D3-S4620 SSDSC2KG960GZR moves to Intel 144-layer 3D TLC and delivers a robust 3 DWPD / 6,500 TBW endurance profile, making it a stronger choice for write-intensive enterprise deployments that need longer service life under sustained duty cycles. Its 550/510 MB/s sequential performance and up to 91,000/41,000 random read/write IOPS give this 960GB SATA SSD a well-balanced advantage for virtualization, database logging, and mixed-read-write server workloads where dependable endurance matters as much as throughput.
With an endurance rating of 6500 TBW and 3 DWPD, the SSDSC2KG960GZR is designed to handle up to 6.5 petabytes of total writes, which is far above the write volume of typical OS, boot, and mainstream server workloads. In practical terms, for use as a system drive or in read-intensive to mixed enterprise applications, this level of endurance provides long-term peace of mind and can comfortably support many years of normal operation. For enterprise reliability, the drive includes Power Loss Protection (PLP), which helps preserve in-flight data and metadata during an unexpected power interruption, reducing the risk of corruption and unplanned recovery events. Its UBER of 1.0E-17, together with a 2 million hour MTBF, indicates a very low probability of unrecoverable bit errors and strong overall reliability for business-critical environments.
1. The SATA interface drives this SSD close to the practical ceiling of legacy enterprise storage backplanes, making it a low-risk upgrade for existing servers and appliances without changing infrastructure.
2. Its strong sequential read bandwidth accelerates backup restores, media streaming, and large dataset scans, helping data-heavy applications move information faster with fewer storage bottlenecks.
3. High random read capability keeps virtual desktop farms, OLTP databases, and metadata-intensive workloads responsive even when many users and processes hit the drive at once.
4. Enterprise-class write endurance supports repeated full-drive rewrites throughout its service life, making it well suited for caching, logging, and mixed read/write workloads with predictable longevity.
5. Intel’s advanced multi-layer 3D TLC NAND and very low typical latency combine to deliver a cost-efficient flash platform that still provides the responsiveness and reliability needed for latency-sensitive business applications.
Lower capacity reference: 480GB Higher capacity reference: 1.92TB In this product family, the 960GB model is the sweet-spot capacity. Compared with the 480GB version, it gives meaningfully more headroom for OS images, application stacks, logs, and short-term growth, reducing the risk of early capacity pressure. Compared with the 1.92TB model, it typically delivers a better balance of acquisition cost, usable space, and enterprise-grade performance consistency, since sequential and random performance remain broadly similar across the range. It is well suited for mid-scale virtualization clusters, such as hosting boot and application volumes for about 40 to 60 business workloads.
Q: Is SSDSC2KG960GZR suitable for a write-heavy database server?
A: Yes. With 3 DWPD, 6500 TBW, Intel 144-layer 3D TLC NAND, low 36 µs typical latency, and SATA enterprise reliability, it is well suited for write-intensive database and transactional workloads.
Q: How many full drive writes per day can it actually endure over its warranty period?
A: Its official endurance rating is 3 DWPD, meaning about three full 960GB drive writes per day, or roughly 2.88 TB of writes daily, within the published endurance specification.
Q: Does it include power loss protection (PLP) and why is that critical?
A: Yes, it includes power loss protection. PLP helps preserve in-flight data and metadata during unexpected outages, reducing corruption risk and improving consistency, which is especially critical for databases and RAID arrays.
Q: What RAID level is recommended for this SSD?
A: For most enterprise deployments, RAID 10 is the preferred choice because it balances strong read/write performance with redundancy. RAID 1 also works well for smaller critical systems requiring simple protection.