a lot
A single layer DVD can hold 4.7gb and a double layer can hold 9.4gb
a standard DVD tends to have 4.7GB of memory and this a general rule across most brands but now its anywhere from 4.7GB(single layered) to 17GB if its double sided,double layer)
25GB single layer, 50GB double layer
A single-sided, single-layer Blu-Ray disc can hold about 25 GB compared to the 4.7 GB of a single-sided, single-layer DVD.
how much dose memory can online storagem hold
A single layer Blu-Ray disc holds up to a maximum of 25 GB. A double layer holds a maximum of 50 GB
32 MB
4.7GB on a standard DVD - can be a duel layer disk (double sided) which holds 9.4GB
Digital Versatile Disks (DVD) will store that much as will thumb drives/ memory sticks/ USB drives
A single layer would be approximately be 43GB(gigabytes) and a dual layer would be approximately 85GB.
Not much on anything, but that depends on what you are using.
A single-layer disc can hold 25GB. A dual-layer disc can hold 50GB. To ensure that the Blu-ray Disc format is easily extendable (future-proof) it also includes support for multi-layer discs, which should allow the storage capacity to be increased to 100GB-200GB (25GB per layer) in the future simply by adding more layers to the discs.