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SanDisk X300 2.5 inch 512GB SATA internal SSD with black metal casing

SanDisk

SanDisk X300 2.5" 512GB SATA III internal SSD SD7SB7S-512G-1122

SKU CH-ADP3-XBSC1 MPN SD7SB7S-512G-1122

2.5-inch 512GB SATA internal SSD delivering up to 530MB/s read and 470MB/s write speeds with 1,750,000-hour MTTF

  • Device TypeInternal Solid State Drive (SSD)
  • Used ForConsumer
  • Form Factor2.5"
  • Capacity512GB
  • InterfaceSATA III
  • Max Sequential ReadUp to 530 MBps
  • Up to 530 MB/s sequential read for fast boot and load times
  • Up to 470 MB/s sequential write for quick file saves and installs
  • 94,000 random read IOPS for snappy multitasking and app launches
  • 70,000 random write IOPS for responsive system performance
  • 1,750,000-hour MTTF rating for long-term reliability

512 GB SATA III internal SSD

The SanDisk X300 is a 2.5 inch solid state drive with a 512 GB capacity and a SATA III interface. It is built for consumer laptops and desktops that need a direct replacement for a mechanical hard drive. Sequential reads reach up to 530 MBps and writes up to 470 MBps, while random performance hits 94,000 read IOPS and 70,000 write IOPS. The drive uses 1Ynm X3 flash with nCache 2.0 tiered caching and Multi-Page Recovery error handling.

Upgrade from a 2.5 inch hard drive

Replacing a traditional 2.5 inch HDD with this SSD removes the mechanical latency that limits system responsiveness. The jump is worth it when boot times, application launches and file transfers feel sluggish on the old drive. SanDisk rates the X300 at up to 1,750,000 hours MTTF and 1,500 G shock resistance, so reliability improves alongside speed. DEVSLP low-power support also extends battery life in mobile devices compared to a spinning disk.

Limits of the SATA III interface

The SATA III link caps throughput at 6 Gbps, so the X300 cannot exceed its rated 530 MBps read and 470 MBps write ceilings. Workloads that demand sustained bandwidth above this level, such as heavy 4K video editing or large database indexing, will hit the interface bottleneck. The drive operates between 0 °C and 70 °C and stores safely from -55 °C to 85 °C. Vibration tolerance is rated at 5.0 gRMS operating and 4.9 gRMS non-operating.

Points forts

  • Up to 530 MB/s sequential read for fast boot and load times
  • Up to 470 MB/s sequential write for quick file saves and installs
  • 94,000 random read IOPS for snappy multitasking and app launches
  • 70,000 random write IOPS for responsive system performance
  • 1,750,000-hour MTTF rating for long-term reliability

Caractéristiques

BrandSanDisk
SeriesX300
ModelSD7SB7S-512G-1122
Device TypeInternal Solid State Drive (SSD)
Used ForConsumer
Form Factor2.5"
Capacity512GB
InterfaceSATA III
Max Sequential ReadUp to 530 MBps
Max Sequential WriteUp to 470 MBps
4KB Random ReadUp to 94,000 IOPS
4KB Random WriteUp to 70,000 IOPS
MTTFUp to 1,750,000 hours
FeaturesBased on state of the art 1Ynm X3 flash technology, the SanDisk X300 SSD SATA SAS PCIe delivers performance with high reliability and low power. It features nCache 2.0, SanDisk's next generation tiered caching technology, designed to improve SSD responsiveness for most corporate and consumer workloads.
nCache 2.0 Technology
nCache 2.0 uses a combination of SLC and X3/TLC flash blocks to improve endurance, increase efficiency, and boost performance. By first writing all of the data to SLC blocks, the write amplification on the X3 blocks is minimized.
DataGuard Client
The X300 SSD also
Operating Temperature0°C ~ +70°C
Storage Temperature-55°C ~ +85°C
Max Shock Resistance1,500 G @0.5 msec half sine
Max Vibration ResistanceOperating: 5.0 gRMS, 10-2000 Hz
Non-operating: 4.9 gRMS, 7-800 Hz
Height7.00mm
Width69.85mm
Depth100.50mm
Weight55.80g
Poids d’expédition0.09 kg
Dimensions du colis159 × 121 × 15 mm

Questions sur cet article

Will the 7.00 mm height fit my laptop's 2.5 inch drive bay?

Yes, the drive is 7.00 mm tall and follows the standard 2.5 inch form factor, so it fits most laptop and desktop bays designed for that size.

Do I need to enable AHCI or DEVSLP in BIOS before cloning my OS to this SATA III SSD?

Connect the drive via SATA data and power cables, then enable AHCI mode in BIOS for best performance; DEVSLP low-power mode activates automatically on platforms that support Microsoft InstantGo.

How long before the 1Ynm X3 flash reaches its write endurance limit under typical consumer use?

The drive is rated for up to 1,750,000 hours MTTF and includes nCache 2.0 plus Multi-Page Recovery to extend usable life well beyond typical consumer workloads.

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