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Best Owc 256gb Deals of Nov 2026

Updated November 10, 2026·Our site contains affiliate links for which we may be compensated.

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OWC

OWC Atlas Ultra 256GB SDXC UHS-II V90 Memory Card | 300MB/s Read - 250MB/s Write - 90MB/s Sustained Write - Advanced high rate burst RAW photography and 6K video recording

High-performance, highest quality memory card for advanced photography and video recording at maximum camera settings

ULTRA-SPEED: up to 250MB/s write and 300MB/s read real-world speeds for the most advanced use cases of professional content creators including high burst image sequence RAW photography and high bitrate 4K and 6K video recording

SUPPORTIVE: fully compatible with a wide variety of DSLR and mirrorless cameras; FLEXIBLE: backwards compatible with previous generation of SD devices and readers

DEPENDABLE: delivers 90MB/s minimum sustained write speed; PROVEN: extended time tested in highest settings of high-end cameras

TOUGH: bend/shock/X-ray resistant and IP67 dust-proof and waterproof; 3 Year OWC Limited Warranty

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OWC

OWC Atlas Pro 256GB SDXC UHS-II V60 Memory Card | 250MB/s Read - 130MB/s Write - Minimum 60MB/s Sustained Write - For RAW photo, moderate burst rates, and up to 4K video

Cost-effective, highest quality memory card for most common photo and up to 4K video capture uses

Pro speed: up to 130MB/s write and 250MB/s read real-world speeds for shooting high-resolution RAW photos, moderate burst photo sequences, and recording up to 4K video

Supportive: fully compatible with a wide variety of DSLR and mirrorless cameras; Flexible: backwards compatible with previous generation of SD devices and readers

Proven: extended time tested in highest settings of high-end cameras

Tough: bend/shock/X-ray resistant and IP67 dust-proof and waterproof; 3 Year OWC Limited Warranty

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OWC

OWC 256GB (8x32GB) DDR4 3200MHz ECC UDIMM 288-pin Memory RAM | PC4-25600, ECC Unbuffered, 2Rx8, 1.2V, CL22, Compatible with Select Workstations, Servers, and NAS Systems

OWC 256GB UPGRADE: Consists of 8pcs of 32GB DDR4 3200MHz PC4-25600 CL22 2RX8 ECC Unbuffered DIMM 1.2V 288-pin Memory Modules

100% COMPLIANT: With JEDEC Standard Specifications, ROHS Compliant, Warranty Safe Upgrade. Designed and Tested to Meet or Exceed all Manufacturer OEM Specs

Compatible with Micron MTA18ADF4G72AZ-3G2B3 MTA18ASF4G72AZ-3G2B1 MTA18ASF4G72AZ-3G2F1Z MTA18ADF4G72AZ-3G2, Samsung M391A4G43BB1-CWE M391A4G43AB1-CWE, Hynix HMAA4GU7AJR8N-XN

INDUSTRY LEADING: Consumer Friendly Advanced Replacement Program and Limited Lifetime Warranty, which Includes Free Tech Support by Other World Computing

Works with Desktop, Workstation and Servers like: PowerEdge, Precision, StoreEasy, ProLiant, Apollo, ThinkServer, ThinkStation, ThinkSystem, System X and more

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OWC

OWC 256GB (8x32GB) DDR4 3200MHz ECC RDIMM 2Rx4 288-pin Memory RAM | PC4-25600, ECC Registered, 2Rx4, 1.2V, CL22, Compatible with Select Workstations, Servers, and NAS Systems

ECC REGISTERED UPGRADE: This type of memory is used in Workstations and Servers. It will NOT be compatible with standard desktop computers. Also, it cannot be mixed with UNBUFFERED memory.

OWC 256GB UPGRADE: Consists of 8pcs of 32GB DDR4 3200MHz PC4-25600 CL22 2RX4 ECC Registered RDIMM 1.2V 288-pin Memory Modules

100% COMPLIANT: With JEDEC Standard Specifications, ROHS Compliant, Warranty Safe Upgrade. Designed and Tested to Meet or Exceed all Manufacturer OEM Specs

MAXIMIZE YOUR SERVER: With OWC's ECC Registered Server Memory, Our RAM upgrades will extend the life of your old infrastructure or save money when building a new one

INDUSTRY LEADING: Consumer Friendly Advanced Replacement Program and Limited Lifetime Warranty, which Includes Free Tech Support by Other World Computing

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OWC

OWC 256GB (2x128GB) DDR4 3200MHz ECC RDIMM 4Rx4 288-pin Memory RAM | PC4-25600, ECC Registered, 4Rx4, 1.2V, CL22, Compatible with Select Workstations, Servers, and NAS Systems

ECC REGISTERED UPGRADE: This type of memory is used in Workstations and Servers. It will NOT be compatible with standard desktop computers. Also, it cannot be mixed with UNBUFFERED memory.

OWC 256GB UPGRADE: Consists of 2pcs of 128GB DDR4 3200MHz PC4-25600 CL22 4RX4 ECC Registered RDIMM 1.2V 288-pin Memory Modules

100% COMPLIANT: With JEDEC Standard Specifications, ROHS Compliant, Warranty Safe Upgrade. Designed and Tested to Meet or Exceed all Manufacturer OEM Specs

MAXIMIZE YOUR SERVER: With OWC's ECC Registered Server Memory, Our RAM upgrades will extend the life of your old infrastructure or save money when building a new one

INDUSTRY LEADING: Consumer Friendly Advanced Replacement Program and Limited Lifetime Warranty, which Includes Free Tech Support by Other World Computing

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OWC

OWC 256GB (8x32GB) DDR4 3200MHz Non-ECC DIMM 288-pin Memory RAM | PC4-25600, Non-ECC Unbuffered, 2Rx8, 1.2V, CL22, Compatible with Select Desktops

OWC 256GB UPGRADE: Consists of 8pcs of 32GB DDR4 3200MHz PC4-25600 CL22 2RX8 Non ECC Unbuffered UDIMM 1.2V 288-pin Memory Modules

100% COMPLIANT: With JEDEC Standard Specifications, ROHS Compliant, Warranty Safe Upgrade. Designed and Tested to Meet or Exceed all Manufacturer OEM Specs

INCREASED PERFORMANCE: Memory Upgrades are the Most Effective and Easy Way to Boost your PC's Performance

INDUSTRY LEADING: Consumer Friendly Advanced Replacement Program and Limited Lifetime Warranty, which Includes Free Tech Support by Other World Computing

EASY INSTALLATION: In Most Cases Installing Memory is an Easy DIY project. Watch our OWC Basic Installation Video for help.

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OWC

OWC Atlas Pro 512GB CFexpress 4.0 Type B Memory Card | 3650MB/s Read - 3000MB/s Write - Capture RAW images, fast-moving sports, nature, action, and 6K video

Cost-effective, highest quality memory card for the most demanding needs of professional photographers and the most common uses cases of professional filmmakers

Pro speed: up to 3000MB/s write and 3650MB/s read real-world speeds for the most advanced uses cases of professional content creators including fast burst RAW image sequences and high bitrate video recording up to 6K

Supportive: fully compatible with a wide variety of DSLR and mirrorless cameras; Compliant: fully meets CFexpress Type B 1.0, 2.0 and 4.0 specifications

Effective: 256 and 512GB capacities for XQD format cameras that have been updated to support CFexpress

Tough: impact, bend, shock, ESD, UV ray, and x-ray resistant; 3 Year OWC Limited Warranty

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OWC

OWC Atlas Ultra 128GB SDXC UHS-II V90 Memory Card | 300MB/s Read - 250MB/s Write - 90MB/s Sustained Write - Advanced high rate burst RAW photography and 6K video recording

High-performance, highest quality memory card for advanced photography and video recording at maximum camera settings

Ultra-speed: up to 250MB/s write and 300MB/s read real-world speeds for the most advanced uses cases of professional content creators including high burst image sequence RAW photography and high bitrate 4K and 6K video recording

Supportive: fully compatible with a wide variety of DSLR and mirrorless cameras; Flexible: backwards compatible with previous generation of SD devices and readers

Dependable: delivers 90MB/s minimum sustained write speed; Proven: extended time tested in highest settings of high-end cameras

Tough: bend/shock/X-ray resistant and IP67 dust-proof and waterproof; 3 Year OWC Limited Warranty

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OWC

OWC 256GB (4x64GB) DDR4 3200MHz ECC RDIMM 2Rx4 288-pin Memory RAM | PC4-25600, ECC Registered, 2Rx4, 1.2V, CL22, Compatible with Select Workstations, Servers, and NAS Systems

ECC REGISTERED UPGRADE: This type of memory is used in Workstations and Servers. It will NOT be compatible with standard desktop computers. Also, it cannot be mixed with UNBUFFERED memory.

OWC 256GB UPGRADE: Consists of 4pcs of 64GB DDR4 3200MHz PC4-25600 CL22 2RX4 ECC Registered RDIMM 1.2V 288-pin Memory Modules

100% COMPLIANT: With JEDEC Standard Specifications, ROHS Compliant, Warranty Safe Upgrade. Designed and Tested to Meet or Exceed all Manufacturer OEM Specs

MAXIMIZE YOUR SERVER: With OWC's ECC Registered Server Memory, Our RAM upgrades will extend the life of your old infrastructure or save money when building a new one

INDUSTRY LEADING: Consumer Friendly Advanced Replacement Program and Limited Lifetime Warranty, which Includes Free Tech Support by Other World Computing

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Our #1 Pick Today

ProductPage Image

OWC

OWC Atlas Ultra 256GB SDXC UHS-II V90 Memory Card | 300MB/s Read - 250MB/s Write - 90MB/s Sustained Write - Advanced high rate burst RAW photography and 6K video recording

High-performance, highest quality memory card for advanced photography and video recording at maximum camera settings

ULTRA-SPEED: up to 250MB/s write and 300MB/s read real-world speeds for the most advanced use cases of professional content creators including high burst image sequence RAW photography and high bitrate 4K and 6K video recording

SUPPORTIVE: fully compatible with a wide variety of DSLR and mirrorless cameras; FLEXIBLE: backwards compatible with previous generation of SD devices and readers

DEPENDABLE: delivers 90MB/s minimum sustained write speed; PROVEN: extended time tested in highest settings of high-end cameras

TOUGH: bend/shock/X-ray resistant and IP67 dust-proof and waterproof; 3 Year OWC Limited Warranty

Details & specs

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Disclaimer: While we make every effort to ensure accuracy, we cannot guarantee that all product specifications, pricing, discounts, and details are complete or error-free. Because information is subject to change, we recommend verifying all details directly with the retailer prior to making a purchase. As an Amazon Associate, we earn from qualifying purchases.

9 Owc 256gb deals are available from: Amazon, starting from $149.99.

The lowest price we found is $149.99 while the highest is $2,865.52. Prices for the best Owc 256gb deals average at $1,377.41.

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