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SanDisk SDSSDH3-4T00-G26 Ultra 3D NAND 4TB Internal SSD — main product image
SanDisk SDSSDH3-4T00-G26 Ultra 3D NAND 4TB Internal SSD
SanDisk SDSSDH3-4T00-G26 Ultra 3D NAND 4TB Internal SSD
SanDisk SDSSDH3-4T00-G26 Ultra 3D NAND 4TB Internal SSD
SanDisk SDSSDH3-4T00-G26 Ultra 3D NAND 4TB Internal SSD
SanDisk SDSSDH3-4T00-G26 Ultra 3D NAND 4TB Internal SSD
SanDisk SDSSDH3-4T00-G26 Ultra 3D NAND 4TB Internal SSD
SanDisk

SanDisk SDSSDH3-4T00-G26 Ultra 3D NAND 4TB Internal SSD

★★★★★4.7 (36027 reviews)

Upgrade your PC with 4TB of blazing-fast SSD storage featuring 3D NAND technology and speeds up to 560MB/s.

$939.99*
✓ In Stock on Amazon.com
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*Price sourced from Amazon.com. Last updated:Jun 04, 2026.Price and availability are subject to change.

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Overview

The SanDisk Ultra 3D NAND 4TB Internal SSD (SDSSDH3-4T00-G26) is designed for users who need a massive amount of fast, reliable storage in a standard 2.5-inch SATA form factor. Built with 3D NAND flash memory, the drive stacks memory cells vertically to achieve higher density, improved endurance, and better energy efficiency compared to older planar NAND technology. With sequential read speeds up to 560MB/s and write speeds up to 520MB/s, it dramatically outperforms traditional spinning hard drives, delivering noticeably faster boot times, application launches, and file transfers.

SanDisk's nCache 2.0 technology enhances the drive's real-world performance by utilizing a dedicated high-speed write cache, which helps maintain responsiveness during everyday multitasking and bursty workloads. The solid-state design means there are no moving parts, giving the drive inherent shock resistance — a meaningful advantage for laptop users. At 4TB, this is one of the higher-capacity SATA SSDs available, making it a practical upgrade for users who need to store large game libraries, video projects, or extensive file archives without sacrificing speed. It slots into any system that accepts a 2.5-inch, 7mm SATA drive, making the upgrade process straightforward for most desktops and laptops.

Key Features

Accelerate your PC for faster boot-up and blazing-fast gaming and graphics

Ultra-fast: sequential read speeds of up to 560MB/s; sequential write speeds of up to 520MB/s (1 MB/s = 1 million bytes per second. Based on internal testing; performance may vary depending upon host device, usage conditions, drive capacity, and other factors. IOPS = input/output operations per second.)

3D NAND provides greater endurance so your drive lasts longer and uses less power

nCache 2.0 technology delivers blazing-fast speeds

Shock-resistant to help keep your data safe—even if you drop your computer

Specifications

Brand
SanDisk
Model
SDSSDH3-4T00-G26
Capacity
4TB
Interface
SATA III 6 Gb/s
Form Factor
2.5" / 7mm
Sequential Read Speed
Up to 560 MB/s
Sequential Write Speed
Up to 520 MB/s
NAND Type
3D NAND
Special Features
Shock Resistant, nCache 2.0 Technology

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Pros & Cons

👍 Pros

  • Massive 4TB capacity provides ample room for large game libraries, media files, and applications
  • Sequential read speeds up to 560MB/s significantly reduce boot and load times compared to traditional hard drives
  • 3D NAND architecture offers improved endurance and lower power consumption over planar NAND designs
  • Shock-resistant solid-state construction protects data with no moving parts
  • nCache 2.0 technology helps maintain fast write performance during sustained workloads

👎 Cons

  • SATA III interface is significantly slower than NVMe-based SSDs available at similar price points
  • The 7mm 2.5-inch form factor does not fit M.2 slots found on most modern motherboards
  • Write speeds top out at 520MB/s, which may bottleneck large sequential file transfers for professional workflows
  • No included cloning or migration software to simplify the upgrade process
  • No hardware encryption support built into the drive

Frequently Asked Questions

It uses a SATA III 6 Gb/s interface in a standard 2.5-inch, 7mm form factor, making it compatible with most desktop and laptop computers that accept SATA drives.
The drive delivers sequential read speeds up to 560MB/s and sequential write speeds up to 520MB/s, though actual performance may vary depending on your host device and usage conditions.
nCache 2.0 is SanDisk's proprietary caching technology that uses a portion of the drive's NAND as a high-speed write cache, helping to deliver faster burst write performance during everyday tasks.
Yes, because it has no moving parts like a traditional hard drive, this SSD is inherently shock-resistant, helping protect your data even if your laptop is bumped or dropped.
Yes, its 2.5-inch, 7mm form factor is designed as a drop-in replacement for standard laptop and desktop hard drives that use a SATA connection.

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