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SanDisk Extreme III 4 GB CompactFlash Memory Card SDCFX3-004G-A31
SanDisk

Extreme III 4 GB CompactFlash Memory Card SDCFX3-004G-A31

By SpecPicks Editorial · Verified 2026-07-06

$37.99
Buy on Amazon — $37.99 Compare to similar PC & gaming hardware

*Price sourced from Amazon.com. Last updated 2026-07-06. Price and availability subject to change.

Bottom line: The Extreme III 4 GB CompactFlash Memory Card SDCFX3-004G-A31 is a niche pick — read recent reviews before buying in the PC & gaming hardware category, priced around $37.99. Read recent reviews carefully before committing.

Product Description SANDISK 4GB CF EXTREME III Memory Amazon.com Amazon.com Product Description If your digital photography demands blazing speed and durability from your memory media, SanDisk has the memory cards for you. SanDisk Extreme III CompactFlash media are designed for serious professional photographers who demand one of the fastest and most rugged memory cards on the market. Many professionals work in less than ideal conditions, and that's why SanDisk Extreme III CompactFlash cards are built to perform in the most extreme environments and temperatures, from -13 to 185 degrees…

SpecPicks Verdict

SpecPicks classifies SanDisk Extreme III 4 GB CompactFlash Memory Card SDCFX3-004G-A31 as a niche pick — read recent reviews before buying in the PC & gaming hardware category, based on our editorial and benchmark analysis and our ranking model that weights rating × review-volume × price-fit. SanDisk's positioning sits within the broader category mid-tier. Use the Compare tool to put it side-by-side with two or three close alternatives before clicking through to Amazon.

Common buyer scenarios for PC & gaming hardware of this kind: matching it to an existing build, replacing a failing part, or upgrading from a previous-generation equivalent. Check the spec table below against your current setup — particularly socket / form-factor / power-rating fields — and confirm compatibility on the Amazon listing before purchase. Prices, stock, and Prime eligibility update directly from Amazon's catalog and may have moved since this page was last verified.

Pros & Cons

Pros

  • ✓ 4 GB capacity
  • ✓ Backed by SanDisk's warranty and support channels
  • ✓ Ships via Amazon with Prime eligibility and the standard returns policy

Cons

  • ✗ Confirm socket / form-factor / power-rating compatibility against your build before ordering
  • ✗ Price, stock, and Prime eligibility update from Amazon and may have changed since this page was last verified

Key Features

  • 4 GB capacity
  • Lifetime warranty
  • 30 MB/s Read/write speed
  • Temperature tested -13 to 185 degrees F.

Full Specifications

UPC619659039929 619659022396
ASINB0008D76L0
BrandSandisk
Colorblack-6
Read Speed30 Megabytes Per Second
Item Weight0.12 Pounds
ManufacturerSanDisk
Model NumberSDCFX3-004G-A31
Warranty TypeLifetime
Mfr Part NumberSDCFX3-004G-A31
Flash Memory TypeCompactFlash
Compatible DevicesCamera
Additional FeaturesTemperature Proof
Warranty DescriptionLifetime warranty

Ready to buy?

SanDisk Extreme III 4 GB CompactFlash Memory Card SDCFX3-004G-A31 is available on Amazon with Prime shipping and the full Amazon returns policy. SpecPicks earns a small commission on qualifying purchases — thank you for supporting independent review work.

Check price on Amazon →

*Price sourced from Amazon.com. Last updated 2026-07-06. Price and availability subject to change.

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SanDisk Extreme III 4 GB CompactFlash Memory Card SDCFX3-004G-A31
$37.99
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