General

Brand	Micron
Model	9550 PRO
Capacity	3840GB
Usage Class	Enterprise

Interface

Host Interface	PCIe Gen5 NVMe
Total Interface Bandwidth	32 Gb/s

Physical Dimension

Form Factor	E1.S

Flash & Endurance

NAND Flash	3D TLC
Drive Writes Per Day	1
Total Bytes Written	7008 TBW

Performance

Sequential Read	14000 MB/s
Sequential Write	6000 MB/s
Random Read IOPS	3000000
Random Write IOPS	300000
Average Latency	60 μs

Reliability

Mean Time Between Failures	2.5 Million Hours
Uncorrectable Bit Error Rate	1.0×10⁻¹⁷
Power Loss Protection	Yes

Engineer's Note

The Micron 9550 PRO MTFDLBT3T8THA-1BK1JABYYR is purpose-built for read-intensive AI data pipelines, large-scale analytics, and ultra-fast content serving, combining 3.84TB of 3D TLC endurance with PCIe Gen5 performance up to 14,000 MB/s and 3,000,000 random read IOPS. Compared with typical same-class enterprise SSDs, its standout value is maximizing host-side throughput and read concurrency while still sustaining 1 DWPD and 7008 TBW, making it an excellent fit for latency-sensitive inference caches, hot data tiers, and high-density edge platforms.

Endurance & Reliability

With an endurance rating of 7008 TBW and 1 DWPD, the MTFDLBT3T8THA-1BK1JABYYR is designed to sustain 3.8 TB of writes per day across its warranty period, which is more than sufficient for typical enterprise boot, OS, and mixed read-centric application workloads. In practical terms, for common server system-disk usage, this level of endurance provides a very comfortable margin and can support many years of stable operation without endurance becoming a concern. This drive also includes power-loss protection, which helps preserve in-flight data and metadata during an unexpected power interruption, reducing the risk of corruption and improving system recovery confidence. Its enterprise-class UBER of 1.0E-17, together with a 2.5 million-hour MTBF, indicates a very low probability of unrecoverable bit errors and supports dependable long-term deployment in business-critical environments.

Technical Specs & Insights

1. The PCIe Gen5 NVMe interface gives this drive the bandwidth headroom needed to keep modern GPU servers, scale-out databases, and high-speed storage nodes from being bottlenecked by the host path.
2. With sequential read performance of 14000 MB/s, it can dramatically shorten dataset staging, checkpoint restores, and large-file analytics ingest in enterprise pipelines.
3. Delivering 3,000,000 K IOPS in random reads, it is built to sustain extremely dense VM farms, metadata-heavy workloads, and latency-sensitive OLTP environments under parallel access.
4. Rated for 1 DWPD and built on 3D TLC NAND, it balances enterprise-grade write endurance with better cost efficiency, making it well suited for read-centric cloud, content delivery, and mixed-workload deployments.
5. A typical latency of 60 µs helps reduce tail-response delays, improving application consistency for real-time query serving, caching tiers, and high-concurrency transactional systems.

Capacity Sweet

Lower-capacity reference: 1920GB Higher-capacity reference: 7680GB Capacity positioning analysis: At 3840GB, this SSD sits at the sweet spot of the family. Compared with the 1920GB option, it gives substantially more headroom for dataset growth, VM density, and overprovisioning flexibility without changing the expected enterprise-class read/write and random IOPS profile in a meaningful way. Compared with the 7680GB model, it typically delivers a better balance of acquisition cost, usable capacity, and performance consistency per drive. It is especially well suited for mid-scale virtualization clusters, such as hosting boot and application volumes for roughly 60 to 80 general-purpose virtual machines.

FAQ