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This OWC PC100 SDRam Module is Top Grade CL2. All OWC SDRam DIMMs utilize major brand memory chips from IBM, Motorla, LGS, Samsung, Siemens, Texas Instruments, and others installed on high quality 3rd party board.
These modules meet or exceed the specifications Apple provides for the models we list them compatible with. By offering quality products, we insure a lifetime of trouble free usage for our customers. All OWC Memory has a Lifetime Warranty and if a module ever fails, a new replacement with be provided at no cost upon the receipt of the failed module.
This module is compatible with the following Power Macintosh Computers:
OWC Memory has been tested and is found 100% compatible with the new Apple Firmware update 4.1.7 and 4.1.8. Many people have experienced problems with memory after installing this latest update, but the memory OWC is providing fully meets all Apple Specs and is not subject to these problems. Thank you for being an OWC Customer!
A note about compatibility with upgrades:
Compatibility is listed by Apple Stock Model/Stock Information. This compatibility does not change even if you have upgraded your system from stock with faster processor upgrade, etc.
This module is not recommended for PC systems.
PC100 Synchronous DRAM
CAS-2 rated refresh
* Some PowerMac G3 Blue & White Models have a memory controller that is not
compatible with this memory type. The percentage of systems affected is very
small, but we do not have a way to pre-determine which are affected.
Should you purchase this 256MB module for your Blue & White PowerMac G3 and
find that they do not work, please contact us for an RMA number. Upon the
return of the module(s), either a full refund of the price you paid for each
module will be provided via the same means the order was originally paid by
or, and only at your request, the value could be applied to a new/different
An alternative part option, OWC100SD256168, is also available and for a few
dollars more is universally compatible with 100% of all PowerMac G3 B&W
This note applies to owners of PowerMac G3 Blue & White G3 Models. There are
no compatibility inconsistencies with any of the other models/mother boards
this module is listed compatible with.