WD Black SN850X 1TB Review 2026: The PCIe 4.0 Bargain
Three months with the WD Black SN850X 1TB as a primary game drive on PC and PS5, with thermals and sustained write data.
TR
Tom Reeves
Senior Electronics & TV Editor
Published: Mar 28, 2026
Updated: May 14, 2026
8 min read
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Strong sequential reads and gaming load speeds for the money
Game Mode 2.0 helps real-world scenarios, not just benches
Runs cool under a motherboard M.2 heatsink
PS5 compatible after a basic heatsink add
โ What we don't
WD Dashboard utility is less polished than Samsung Magician
Bare drive without heatsink can throttle in long sustained writes
The bottom line The WD Black SN850X 1TB is the easy yes for any 2026 gaming build under budget pressure. After 90 days as a primary PC game drive and PS5 expansion it hit advertised 7300 MB/s reads, kept Game Mode caching steady, and stayed cool under the typical motherboard heatsink. The Dashboard utility is workable if not as polished as Magician. At $94 for a name-brand 1TB PCIe 4.0 drive it is the value pick in this slot.
Value
At $94 the WD Black SN850X 1TB NVMe SSD is the right Electronics in 2026.
The WD Black SN850X 1TB is the easy yes for any 2026 gaming build under budget pressure. After 90 days as a primary PC game drive and PS5 expansion it hit advertised 7300 MB/s reads, kept Game Mode caching steady, and stayed cool under the typical motherboard heatsink. The Dashboard utility is workable if not as polished as Magician. At $94 for a name-brand 1TB PCIe 4.0 drive it is the value pick in this slot.
Yes with a heatsink. Sony lists it as a supported drive and load speeds match approved PS5 SSDs.
Do I need the heatsink model?+
Only if your motherboard does not include an M.2 heatsink. Most modern boards do.
How long will 600 TBW last me?+
For typical gaming and desktop use, well over a decade. The five year warranty is the real ceiling.
๐ Update log
May 14, 2026Refreshed pricing and confirmed PS5 compatibility on 2026 firmware.
Mar 28, 2026Initial 2026 review published.
TR
Author
Tom Reeves
Senior Electronics & TV Editor
Tom Reeves has reviewed consumer electronics for over a decade, with a focus on televisions, monitors, laptops, and smart home devices. He worked as a professional display calibrator before moving into editorial, and he brings that hands-on technical background to every TV and monitor review. At TheTestedHub, Tom covers display calibration, computer monitors, laptops and 2-in-1s, smart home platforms, home theater setups, and HDR performance.