Active (AVG) Read 4.7 mW / Write 4.4 W / L1.2 Mode 5.0 mW
Entry Level Drives
Fast Start-Up, Loading and File Transfers
Shock and Vibration Resistant
Incredible PCIe NVMe Generation 3.0 Performance
Host Memory Buffer (HMB) SLC Caching
Samsung in-House Controller
Samsung TLC V-NAND Flash Memory
Active Garbage Collection
Low Power Consumption
Bad Block Management Technology
Dynamic and Static Wear Leveling Technology
Dynamic Write Acceleration Technology
Host Control Thermal Management (HCTM) Technology
Trim Support Technology
Enhanced Defect and Error Management Technology
Advanced Hardware LDPC ECC Technology
Built for Laptops, Desktops, Workstations and All-in-One PCs
Samsung PM991a Client NVMe SSD
Fitting storage for best performance
The PM991a offers remarkable design flexibility through Ball Grid Array (BGA) packaging. Combining power-efficient compactness and boosted robust performance, the PM991a is a first-rate storage solution for slimmer laptops, providing high performance in a tiny package.
Upgrade to Impressive NVMe Speed
Harness your PC's potential with the PM991a. Whether you need a boost for gaming or a seamless workflow for heavy graphics, the PM991a is a smart choice for outstanding SD performance and it's all backed by an NVMe interface and PCle Generation 3.0 technology.
Packed with Speed - Satisfy your need for speed with PCle NVMe Generation 3.0, using HMB technology' and NVMe interface for high efficiency. The PM991a delivers value, without sacrificing sequential read/write speeds up to 3,100/2,000MB/s, over 6.2x the speed of SATA SSDs.
Keep Moving with Full Power Mode - Keep your SSD running at its peak with Full Power Mode, which drives continuous and consistent high performance. Enable through Samsung Magician software to keep your SSD in active mode with no latency, so you can instantly jump back into large intensive work files or graphics-heavy games.
Built for the Long Run - Keep your files safe with an SSD that's in it for the long haul. With up to 600 TBW and a 5-year limited warranty, the PM91a optimized endurance comes with trusted reliability thanks to Samsung's in-house solutions, from the advanced controller to V-NAND and the latest firmware.
Reliable Thermal Control - High-performance SSDs usually require high-performance thermal control. To ensure stable performance, the PM991a uses nickel coating to help manage the controller's heat level and a heat spreader label to deliver effective thermal control of the NAND chip.
Smart Thermal Solution - Embedded with Samsung's cutting-edge thermal control algorithm, PM991a manages heat on its own to deliver durable and reliable performance, while minimizing performance fluctuations during extended usage.
World's No.1 Flash Memory Brand - Experience the performance and reliability that you can only get from the world's number one brand for flash memory since 2003. All firmware and components, including Samsung's world renowned DRAM and NAND, are produced in house, allowing end-to-end integration for quality you can trust.