Reviews
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Updated: March 13, 2026
WD_BLACK SN850X 4TB NVMe SSD Review: DirectStorage 1.2 Benchmark Results
Western Digital flagship PCIe 4.0 gaming SSD tested. We analyze game asset load times, thermal throttle limits, and Game Mode 2.0 predictive reads.
High-Capacity NVMe Gaming: Sustained Write and IOPS Mastery
As modern games exceed 150GB, the WD_BLACK SN850X 4TB provides massive capacity alongside 7,300 MB/s read speeds and over 1.2 million random read IOPS.
Marcus Thorne
Senior Frametime & Engine Analyst Lab Bench VerifiedAll benchmarks and crash reproductions are conducted in our controlled hardware lab across standardized AMD AM5 and Intel LGA1700 test benches using clean Windows 11 installs.
Hardware Editorial Transparency: Hardware benchmarked in this article was purchased at retail or provided by testing labs for review purposes with zero editorial influence. As an Amazon Associate, GameApp.info earns from qualifying purchases made through links on this page.