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Best PCIe Gen4 SSDs for Fast Storage Upgrades

SSD speed matters for gaming, boot times, and heavy workloads. This guide highlights top PCIe Gen4 NVMe drives from trusted brands, focusing on fast sequential speeds, solid reliability, and broad compatibility with laptops, desktops, and select gaming consoles. Each product below is suitable for power users seeking performance gains without breaking the bank.

Product Brand Capacity Gen Typical Read Typical Write
Samsung 990 PRO (2TB) Samsung 2TB Gen4 Up to 7,450 MB/s Up to 6,900 MB/s
Crucial P310 (1TB) Crucial 1TB Gen4 Up to 7,100 MB/s Up to 6,000 MB/s
Kingston NV3 (1TB) Kingston 1TB Gen4 Up to 6,000 MB/s Up to 5,000 MB/s
Samsung 990 PRO (4TB) Samsung 4TB Gen4 Up to 7,450 MB/s Up to 6,900 MB/s
WD Black SN7100 (2TB) SanDisk / WD 2TB Gen4 Up to 7,250 MB/s Up to 6,900 MB/s

Samsung 990 PRO 2TB – Gen4 NVMe


Samsung 990 PRO 2TB SSD image

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The Samsung 990 PRO 2TB is a high-end Gen4 NVMe drive designed for demanding tasks. It delivers blazing sequential speeds and improved random performance over previous generations, making it suitable for gaming, content creation, and heavy multitasking. The drive emphasizes power efficiency to balance performance with longevity in laptops and desktops. It is compatible with most PCIe Gen4 systems and offers solid all-around performance for power users seeking faster load times and smoother operation.

Crucial P310 1TB PCIe Gen4 NVMe


Crucial P310 1TB SSD image

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The Crucial P310 1TB offers PCIe Gen4 NVMe performance with read speeds up to 7,100 MB/s and write speeds up to 6,000 MB/s. This drive provides ample space for AAA games, multimedia, and applications, while maintaining broad compatibility with laptops, desktops, and select handheld gaming devices. It also remains backward compatible with PCIe Gen3 slots, enabling flexible upgrades across systems.

Kingston NV3 1TB NVMe Gen4 SSD


Kingston NV3 1TB SSD image

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The Kingston NV3 1TB NVMe SSD delivers Gen4 performance with up to 6,000 MB/s read and 5,000 MB/s write speeds. It suits fast boot times, quick game loads, and smooth multitasking on laptops and desktops. Compatibility includes a range of systems, and backward compatibility with Gen3 interfaces ensures flexible upgrades for diverse builds.

Samsung 990 PRO 4TB – Gen4 NVMe


Samsung 990 PRO 4TB SSD image

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The 990 PRO 4TB variant extends high-end Gen4 performance to a larger capacity, ideal for power users with extensive media libraries, large game collections, or workstation workloads. It emphasizes fast transfer speeds and robust reliability, helping to minimize bottlenecks in data-heavy environments while maintaining energy efficiency.

WD Black SN7100 2TB NVMe Gen4


WD Black SN7100 2TB SSD image

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The WD Black SN7100 2TB NVMe SSD leverages PCIe Gen4 with read speeds up to 7,250 MB/s and write speeds up to 6,900 MB/s. It targets gamers and enthusiasts who demand high performance in portable devices and desktops, supported by SanDisk’s TLC 3D NAND technology and optimized thermals for sustained bursts during gaming or heavy workloads.

Buying Guide: Key Considerations For PCIe Gen4 SSDs

  • Capacity vs. budget: Gen4 drives range from 500GB to 4TB. Choose based on your library size and intended use, balancing cost with needed space.
  • Sequential vs. random performance: For gaming and general OS tasks, high sequential speeds matter most. For multitasking and content creation, consider solid random performance benchmarks.
  • Interface compatibility: Ensure your motherboard or laptop supports PCIe Gen4 x4 and that the drive aligns with your form factor (M.2 2280 is common).
  • Thermal management: Gen4 SSDs can throttle under load. Look for drives with effective thermal solutions or ensure adequate cooling in laptops or desktops.
  • Endurance and warranty: Higher TBW ratings indicate longer drive life under heavy use. Check warranty terms and software included for data protection.
  • Energy efficiency: Some Gen4 models optimize power use, which can extend battery life in laptops during long gaming sessions or work tasks.
  • Software and features: Some drives include cloning, data protection, or recovery software. Consider bundled utilities for easy setup and maintenance.
  • Future-proofing: If you plan to upgrade other components soon, a larger Gen4 drive can help maintain performance headroom for years.