OWC Atlas Core 256GB CFExpress 4.0 Type B Memory Card
OWC has announced the Atlas Core CFexpress 4.0 Type B 256GB memory card. The Atlas Core memory card is claimed to provide essential speed and the highest level of reliability at a very reasonable price.
The card was designed for Canon R-series, Fujifilm GFX, Nikon Z, and Panasonic S-series mirrorless cameras, plus Nikon DSLR users (D5, D500, D850) upgrading from XQD. CFexpress 4.0 is compliant and backward compatible with 1.0 and 2.0 devices, so your card works with your current and future gear.
Key features
- 256GB Storage Capacity
- Max Read Speed: 3571 MB/s
- Max Write Speed: 2227 MB/s
- Sustained Write Speed: 368 MB/s
- Min Write Speed: 200 MB/s (VPG-200)
- Records 8K Compressed and 4K Video
- Records Raw Photos and Image Bursts
- Impact, Bend, and Shock-Resistant
- ESD, UV, X-Ray & Temperature-Resistant
The new card features claimed read speeds of up to 3571MB/s and write speeds of 2227MB/s. The 368MB/s sustained write speeds exceed the VPG200 certification. The card can easily handle anything that is thrown at it, including 8K and high frame rates. OWC includes FREE Innergize software, which allows users to get built-in card health monitoring, performance restoration, and firmware updates.

The card is resistant to impact, bending, shock, UV, ESD, and x-rays, and it comes with a 3-Year OWC limited warranty.
Pricing & Availability
The OWC Atlas Core CFexpress 4.0 Type B 256GB memory card is now available for $279.99 USD.
At $279.99 USD, it is more affordable than:
- SanDisk 256GB Extreme PRO CFexpress 4.0 Type B Memory Card $359.99 USD
- Lexar 256GB Professional DIAMOND CFexpress 4.0 Type B Memory Card $339.99 USD
- Lexar 256GB Professional GOLD CFexpress 4.0 Type B Memory Card $324.99 USD
- Exascend 256GB Essential Pro CFexpress 4.0 Type B Memory Card $289.99 USD


