General

Brand	Samsung
Model	SM883
Capacity	480 GB
Usage Class	Write Intensive

Interface

Host Interface	SATA 6.0 Gbps
Total Interface Bandwidth	6 Gb/s

Physical Dimension

Form Factor	2.5"

Flash & Endurance

NAND Flash	Samsung V-NAND 2-bit MLC
Drive Writes Per Day	3
Total Bytes Written	2628 TBW

Performance

Sequential Read	550 MB/s
Sequential Write	520 MB/s
Random Read IOPS	98000
Random Write IOPS	28000
Average Latency	100 μs

Reliability

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

Part Number

MPN	MZ7KH480HAHQ-00005

Engineer's Note

Compared with the earlier MZ7KH480HAHQ-00005 revision, the MZ7KH480HAHQ delivers a newer SM883 platform baseline with improved deployment longevity and supportability, while maintaining Samsung’s enterprise-grade 3 DWPD endurance and 2,628 TBW in a 480 GB SATA form factor. Its combination of Samsung V-NAND 2-bit MLC, up to 550/520 MB/s throughput, and 98,000/28,000 IOPS makes it a stronger choice than typical read-focused SATA SSDs for write-intensive boot, virtualization, and database cache workloads.

Endurance & Reliability

With an endurance rating of 2628 TBW and 3 DWPD, the MZ7KH480HAHQ is designed to handle very intensive write workloads over its service life, far beyond the needs of a typical OS or boot drive. In practical terms, for common enterprise system-disk use, this level of endurance supports many years of stable operation and can comfortably serve as a system drive for up to 10 years under normal workload conditions. For enterprise reliability, the drive includes power-loss protection (PLP), which helps preserve in-flight data and protect metadata integrity if power is unexpectedly interrupted. Its UBER of 1.0E-17, together with a 2 million hour MTBF, indicates a very low probability of unrecoverable read errors and supports dependable operation in business-critical environments.

Technical Specs & Insights

1. The SATA 6.0 Gbps interface, paired with near-saturation sequential read performance, makes this drive a practical drop-in upgrade for enterprise servers that need faster boot, restore, and large-file distribution without changing existing backplanes.
2. Its strong random read capability is well suited for virtualization clusters, OLTP databases, and metadata-heavy workloads where high transaction density depends on consistently fast access to small blocks.
3. A 3 DWPD endurance rating enables sustained write-intensive operation over the drive’s service life, giving IT teams confidence for logging, caching, and mixed-workload environments that overwrite data every day.
4. Samsung V-NAND 2-bit MLC provides enterprise-class flash durability and tighter performance consistency than lower-cost NAND, helping reduce write amplification risk and maintain predictable behavior under load.
5. With typical latency around 100 µs, the drive helps cut storage response time at the microsecond level, improving application responsiveness and reducing queueing delays in multi-user business systems.

Capacity Sweet

Lower capacity reference: 240 GB Higher capacity reference: 960 GB Capacity positioning analysis: Within the Samsung SM883 family, the 480 GB model sits at a practical sweet spot. Compared with the 240 GB version, it gives noticeably more headroom for OS images, application growth, logs, and overprovisioning flexibility, reducing the risk of early capacity pressure. Compared with the 960 GB option, it keeps acquisition cost and fleet-level budget under tighter control while delivering essentially the same enterprise SATA performance profile. This makes 480 GB especially well suited for small-to-mid virtualization clusters, such as hosting boot and utility volumes for about 30 to 50 general-purpose virtual machines.

FAQ