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SanDisk 256GB Extreme PRO SDXC Memory Card - (SDSDXEP-256G-GN4IN)
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SanDisk
SanDisk 256GB Extreme PRO SDXC Memory Card - (SDSDXEP-256G-GN4IN)
  • Brand: SanDisk
  • Card type: Full Size SD
  • Series: Memory Card Only
  • Part Number: SDSDXEP-256G-GN4IN
  • Model #: SDSDXEP-256G-GN4IN
SanDisk SDXC Extreme PRO SD UHS-II V90 300MB/s Flash Memory Card 128GB
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SanDisk Extreme Pro 2TB Secure Digital Extended Capacity (SDXC) Memory Card Model SDSDXXD-2T00-GN4IN
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SanDisk
SanDisk Extreme Pro 2TB Secure Digital Extended Capacity (SDXC) Memory Card Model SDSDXXD-2T00-GN4IN
  • Brand: SanDisk
  • Series: Extreme Pro
  • Type: Secure Digital Extended Capacity (SDXC)
  • Capacity: 2TB
  • Model #: SDSDXXD-2T00-GN4IN
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  • $366.99 
  • Free Shipping
SanDisk SDB-016G 16 GB SDHC Class 4 Flash Memory Card - Blue
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SanDisk
SanDisk SDB-016G 16 GB SDHC Class 4 Flash Memory Card - Blue
  • Card type: Full Size SD
  • Speed Class Rating: Class 4
  • Option: N/A
  • Model #: SDB-016G
  •  
  • $16.99 
DELL P4114 Heatsink Fan Assembly For Optiplex Gx280
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  • $61.20 
  • $39.99 Shipping
Hp 586723-001 System Board For Narra6Gl6
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  • $120.00 
  • $39.99 Shipping
Dell Jr269 System Board For Optiplex Gx755 Sff
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  • $66.96 
  • $39.99 Shipping
Dell Tx868 Front Control I O Panel And Usb Cable
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  • $31.71 
  • $39.99 Shipping
Dell W8400 Pentium 4 630 3.0Ghz 2Mb L2 Cache 800Mhz Fsb Socket T Processor Only
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  • $49.44 
  • $39.99 Shipping
ADATA 128GB Premier microSDXC UHS-I / Class 10 Memory Card without Adapter, Speed Up to 85MB/s (AUSDX128GUICL10 85-R)
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ADATA 128GB Premier microSDXC UHS-I / Class 10 Memory Card without Adapter, Speed Up to 85MB/s (AUSDX128GUICL10 85-R)
  • Speed Class Rating: UHS-I / Class 10
  • Read Speed: Up to 85MB/s
  • Write Speed: Up to 25MB/s
  • Model #: AUSDX128GUICL10 85-R
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  • $33.90 
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SanDisk SDXC Extreme PRO SD UHS-II V90 300MB/s Flash Memory Card 512GB
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Pink 8GB Shape Crystal USB Flash With A Chain
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  • $15.05 
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SanDisk 512GB Extreme PRO SDXC UHS-II Memory Card - C10, U3, V60, 6K, 4K UHD, SD Card - SDSDXEP-512G-GN4IN
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SanDisk
SanDisk 512GB Extreme PRO SDXC UHS-II Memory Card - C10, U3, V60, 6K, 4K UHD, SD Card - SDSDXEP-512G-GN4IN
  • Brand: SanDisk
  • Card type: SDXC
  • Series: Memory Card Only
  • Part Number: SDSDXEP-512G-GN4IN
  • Model #: SDSDXEP-512G-GN4IN
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  • $243.99 
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Strontium 8GB MicroSDHC Memory Card with SD Adapter Class 6  (SR8GTFC6A)
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Strontium 8GB MicroSDHC Memory Card with SD Adapter Class 6 (SR8GTFC6A)
  • Card type: MicroSD
  • Speed Class Rating: Class 6
  • Read Speed: 6MB/s
  • Option: With Adapter
  • Model #: SR8GTFC6A
  •  
  • $14.50 
Strontium Nitro 466X 32GB MicroSDHC UHS-1 Memory Card SRN32GTFU1R
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Strontium Nitro 466X 32GB MicroSDHC UHS-1 Memory Card SRN32GTFU1R
  • Card type: MicroSD
  • Speed Class Rating: UHS-I / Class 10
  • Read Speed: up to 70 MB/S
  • Option: No Adapter
  • Model #: SRN32GTFU1R1
  •  
  • $18.99 
Sony 64GB XQD G Series Memory Card for Cameras/Camcorder #QDG64A/J
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Sony 64GB XQD G Series Memory Card for Cameras/Camcorder #QDG64A/J
  • Read Speed: Up to 440 MB/s
  • Write Speed: up to 400 MB/s
  • Model #: QDG64A/J
  •  
  • $214.99 
Sandisk iXpand Flash Drive Flip (64GB, SDIX90N-064G-GN6NN, Black)
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  • $43.99 
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SanDisk Extreme Pro 512GB CFExpress Flash Card Model SDCFE-512G-GN4IN
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SanDisk
SanDisk Extreme Pro 512GB CFExpress Flash Card Model SDCFE-512G-GN4IN
  • Read Speed: up to 1700MB/s
  • Write Speed: up to 1400MB/s
  • Model #: SDCFE-512G-GN4IN
  •  
  • $344.99 
  • Free Shipping
Sandisk iXpand Flash Drive Flip (32GB, SDIX90N-032G-GN6NN, Black)
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  • $39.99 
  • Free Shipping
SanDisk 64GB microSDXC UHS-I for Nintendo Switch, Speed Up to 100MB/s (SDSQXAO-064G-GN6ZN)
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SanDisk 64GB microSDXC UHS-I for Nintendo Switch, Speed Up to 100MB/s (SDSQXAO-064G-GN6ZN)
  • Speed Class Rating: Class 10
  • Speed Class Rating: UHS-I
  • Read Speed: Up to 100MB/s
  • Write Speed: Up to 90MB/s
  • Model #: SDSQXAO-064G-GN6ZN
SanDisk - SDCFSP-064G-A46D - SanDisk Extreme Pro 64 GB CFast Card - 525 MB/s Read - 430 MB/s Write - Lifetime Warranty
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  • $160.99 
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SanDisk Extreme PRO 256GB CFast 2.0 Memory Card #SDCFSP-256G-A46D
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SanDisk
SanDisk Extreme PRO 256GB CFast 2.0 Memory Card #SDCFSP-256G-A46D
  • Features: Sold as 1 Each.
  • Model #: SDCFSP-256G-A46D
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  • $435.79 
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Sandisk Extreme Pro Compactflash 32 Gb
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SanDisk
Sandisk Extreme Pro Compactflash 32 Gb
  • Brand: SanDisk
  • Card type: CompactFlash
  • Series: Extreme Pro
  • Part Number: SDCFXPS-032G-X46
  • Model #: SDCFXPS-032G-X46
SAMSUNG PRO Plus 512GB microSDXC Flash Card w/ Adapter Model MB-MD512SA/AM
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SAMSUNG
SAMSUNG PRO Plus 512GB microSDXC Flash Card w/ Adapter Model MB-MD512SA/AM
  • Part Number: MB-MD512SA/AM
  • Speed Class Rating: UHS-I / U3 / Class 10 / A2 / V30
  • Read Speed: 180MB/s
  • Write Speed: 130MB/s
  • Model #: MB-MD512SA/AM
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  • $136.19 
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Flash Memory Card - 256 Gb - Compactflash Card
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SanDisk
Flash Memory Card - 256 Gb - Compactflash Card
  • Brand: SanDisk
  • Card type: CompactFlash
  • Series: Extreme Pro
  • Part Number: SDCFXPS-256G-X46
  • Model #: SDCFXPS-256G-X46
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  • $283.09 
  • Free Shipping
SAMSUNG PRO Plus 256GB microSDXC Flash Card w/ Adapter Model MB-MD256SA/AM
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SAMSUNG
SAMSUNG PRO Plus 256GB microSDXC Flash Card w/ Adapter Model MB-MD256SA/AM
  • Part Number: MB-MD256SA/AM
  • Speed Class Rating: UHS-I / U3 / Class 10 / A2 / V30
  • Read Speed: 180MB/s
  • Write Speed: 130MB/s
  • Model #: MB-MD256SA/AM
  •  
  • $94.29 
  • Free Shipping
Angelbird AV PRO SD Card MK2 - V90-64 GB - SDXC UHS-II - SD Card - for 4K - Photo and Video
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  • $125.00 
  • $35.00 Shipping
Sandisk Extreme Pro Cfexpress Card Reader
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  • $107.79 
  • Free Shipping
SanDisk MicroSD Express 880MB/s Flash Memory Card 512GB
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  • $231.59 
  • Free Shipping
OWC Atlas Pro UHS-II memory card 1TB SDXC Flash Memory
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OWC Atlas Pro UHS-II memory card 1TB SDXC Flash Memory
  • Card type: Full Size SD
  • Part Number: OWCSDV60P1000W
  • Speed Class Rating: UHS-II / V60
  • Read Speed: 130 MB/S
  • Model #: OWCSDV60P1000
SanDisk SDXC Extreme PRO 280MB/s UHS-II Flash Memory Card 1TB
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  • $918.39 
  • Free Shipping

Flash Memory

Flash memory offers non-volatile data storage and thus is capable of retaining it's data even when it's power source has been turned off. This makes it ideal for devices such as digital cameras where batteries go dead often. With being able to retain data even when power is lost you can rest assured that all your pictures will still be kept safe on the memory card. Examples of flash memory cards include Secure Digital (SD) memory cards, Compact Flash (CF) memory cards, and Sony's Memory Sticks (MS, M2, MS Duo, MS Pro, and MS Pro Duo) to name a few. Other examples of proprietary and permanent flash memory devices include memory cards for video gaming systems.

The Benefits of Flash Memory

Flash memory is extremely small, fast, lightweight, and makes no noise or have any moving parts, unlike hard drives. However, hard disks can hold considerably more data and its cost per megabyte is much cheaper although prices are quickly dropping as capacity grows larger for flash devices daily. Yet flash memory is quite reliable and allows you to specify which data you want to keep.

USB flash drives are known as the floppy disks of the 21st century. You can see people walking around with them dangling from key chains, backpacks, and even around their necks. These are more resistant to physical abuse than the media cards used in digital cameras.

They're also an improvement over optical storage like CDs and DVDs, which are easily scratched. Prices of the drives have come down so much that many companies give them to clients instead of printing reports and wasting paper and ink. In some schools, students are required to have them. At Newegg, we stock a wide variety of flash memory. Browse our site to find the lowest prices on the flash memory you want.

Bestselling Memory Cards Reviews:

Teddy A.
8/12/2025 8:55:39 AM
Great price & great product

“ If you need a micro SD card this is hands down the best priced and excellent quality I am using it on our remote security cameras and it has exceptionally great video playback quality ”

Team Group 128GB Elite microSDXC UHS-I U3, V30, A1, 4K UHD Micro SD Card with SD Adapter, Speed Up to 100MB/s (TEAUSDX128GIV30A103)
Hugh S.
7/12/2025 1:45:04 PM
Excellent value

“ I was pleased with that and didn't bother to determine whether the SD card was the bottleneck. ”

Team Group 128GB Elite microSDXC UHS-I U3, V30, A1, 4K UHD Micro SD Card with SD Adapter, Speed Up to 100MB/s (TEAUSDX128GIV30A103)
Kevin M.
6/17/2025 10:34:56 AM
Team Group is worth it if you're on a budget

“ Got this as an extra SD card for my Steam Deck. ”

Team Group 256GB Elite microSDXC UHS-I U3, V30, A1, 4K UHD Micro SD Card with SD Adapter, Speed Up to 100MB/s (TEAUSDX256GIV30A103)
Kevin M.
6/17/2025 10:32:36 AM
Works great in Steam Deck

“ With smaller capacity SD cards, I swapped between them often, but with this one I rarely need to remove it. ”

Team Group 1TB Elite microSDXC UHS-I U3, V30, A1, 4K UHD Micro SD Card with SD Adapter, Speed Up to 100MB/s (TEAUSDX1TIV30A103)
Anonymous
4/19/2025 4:44:47 PM
Among the best micro SD cards

“ Team Group has a good selection of micro SD cards for people's needs. ”

Team Group 128GB Elite microSDXC UHS-I U3, V30, A1, 4K UHD Micro SD Card with SD Adapter, Speed Up to 100MB/s (TEAUSDX128GIV30A103)
John S.
2/22/2025 7:23:50 PM
works with GPS IF....

“ The SD card required to be formatted in Windows before working with a Garmin GPS. ”

Team 32GB microSDHC UHS-I/U1 Class 10 Memory Card with Adapter, Speed Up to 100MB/s (TUSDH32GCL10U03)
Anonymous
12/28/2024 9:23:05 AM
Love SanDisk, another great product

“ My first 512GB SD card, worked great as expected. ”

SanDisk 512GB Ultra SDXC UHS-I / Class 10 Memory Card, Speed Up to 150MB/s (SDSDUNC-512G-GN6IN)