SAMSUNG 990 PRO SSD 4TB PCIe Gen 4

Capacity: 4TB (4,000GB)
Interface: PCIe Gen 4.0 x4, NVMe 2.0
Form Factor: M.2 2280
Sequential Read Speed: Up to 7,450 MB/s
Sequential Write Speed: Up to 6,900 MB/s
Random Read IOPS (4KB, QD32, Thread 16): Up to 1,600,000 IOPS
Random Write IOPS (4KB, QD32, Thread 16): Up to 1,550,000 IOPS
Flash Type: Samsung V-NAND 3-bit TLC (Triple-Level Cell)
Controller: Samsung in-house "Pascal" controller (S4LV008)
DRAM Cache: 4GB Low Power DDR4 SDRAM
Endurance (TBW - Terabytes Written): 2400 TBW
MTBF (Mean Time Between Failures): 1,500,000 hours
Features:
- Intelligent TurboWrite 2.0: Utilizes a large, dynamic SLC cache (approximately 442 GB for the 4TB model) to boost write performance. After the cache is full, sustained write speeds are still very strong (around 1600 MB/s).
- Optimized Power Efficiency: Designed for improved performance per watt compared to previous generations.
- Smart Thermal Solution: Features a nickel-coated controller and a heat spreader label (or optional heatsink variant) with Dynamic Thermal Guard technology to manage heat effectively and prevent thermal throttling.
- Data Security: Supports AES 256-bit Full Disk Encryption (Class 0), TCG/Opal V2.0, and Encrypted Drive (IEEE1667).
- Samsung Magician Software: Provides tools for drive health monitoring, performance optimization, firmware updates, and data security.
- Single-Sided Design: The 4TB variant is typically single-sided, making it compatible with ultra-slim laptops and the PlayStation 5.
- Compatibility: Designed for client PCs and game consoles, including PlayStation 5.
Dimensions (without heatsink): 80mm (L) x 22mm (W) x 2.3mm (H)
Operating Temperature: 0°C to 70°C

SAMSUNG 990 PRO SSD 4TB PCIe Gen 4

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