
New look. Same power. SANDISK Optimus.
New look. Same power: WD SSDs are now called SANDISK Optimus – a bold new identity with the uncompromising performance of WD_BLACK, powered by SanDisk.
This post was created on behalf of SanDisk. SanDisk is responsible for the content. The criteria for posts by our editorial team do not apply here.
Optimus GX PRO – Top-Class Performance
Unleash maximum performance and push your machine to the limit. The SANDISK Optimus GX PRO impresses with extremely fast loading, read, and write speeds; enough storage for even the largest projects and content; and high-quality components, firmware, and hardware—all designed to meet the highest standards.

Optimus GX PRO 8100
The PCIe 5.0 flagship with read speeds of up to 14,900 MB/s. Available with or without a heat sink.
Predecessors:
All predecessors: WD_BLACK SN8100
Optimus GX Pro 850X
Blazing fast with PCIe 4.0: the top seller for any gaming PC or, in its heatsink version, also for the PlayStation 5.
Predecessors:
All predecessors: WD_BLACK SN850X
Optimus GX – Gaming and Multimedia
Engineered for a perfect fit—for maximum performance. Score big with the SANDISK Optimus GX. Take your gaming to the next level on console, PC, or handheld devices. Enjoy faster load times, shorter respawns, smoother gameplay, and large storage capacities for even more content.

Optimus GX 7100
Anything but slow: the high-performance, budget-friendly Optimus GX 7100 impresses with a read speed of up to 7250 MB/s. Also available as a compact M.2 2230 for handhelds.
Predecessors:
All predecessors: WD_BLACK SN7100
Optimus – Everyday Performance
Instantly boost the speed and capacity of your devices. Reliable performance from a trusted brand, without breaking your budget.

Optimus 5100
Power for your office PC.
Predecessors:
All predecessors: WD Blue SN5100
Continuity in Performance and Quality
The familiar performance tiers will remain unchanged. Models from the previous WD Blue powered by SanDisk series will now be part of the SANDISK Optimus line, while the performance classes of the WD_BLACK series will be part of the SANDISK Optimus GX and GX PRO lines, respectively. SANDISK Optimus builds on the powerful technological foundation of the previous SSD series. Quality, reliability, and performance will remain at the same high level as always—whether for gaming, content creation, or professional applications.
Both Brands Available in Stores During the Transition
During the transition, both WD_BLACK powered by SanDisk and SANDISK Optimus SSDs will be available in stores. Choosing a model with the previous or new branding has no impact on performance within the respective category. SANDISK Optimus represents the consistent evolution of a high-performance, future-oriented SSD line, which is now being consolidated under a clearly defined brand identity.
Less is more. Except for the memory.
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