Caps leaked and created some corrosion.

The Performa line was Apple's attempt to reach the consumer market through big-box retailers like Sears and Circuit City — a strategy that created a confusing alphabet soup of model numbers and frustrated customers who couldn't tell one machine from another. Despite the marketing chaos, Performa hardware was often identical or nearly identical to the professional models sold under the Quadra and Power Mac names.

• EveryMac