The PowerPC 604e was the first Mac processor available in a symmetric multiprocessing (SMP) configuration. macOS 10.15(Windows11)/ Core i5-4570/ 16GB/ 1000GB/ NVIDIA GT755M/ / / 27 Apple iMac A1419 Late-2013 / macOS 10.15(. The PowerPC 601 was the first Mac processor to support the 32-bit PowerPC instruction set architecture.Ī Motorola PowerPC 603 processor Processor The MC68LC040 version was less expensive because it omitted the floating-point unit. APPLE MacBook Air 13.3' Intel Core i5 5250U 1.6 8 256 SSD Intel HD Graphics 6000 Mac OS X El Capitan MMGG2RU/A SKU1066667. The Motorola 68040 had improved per-clock performance compared to the 68030, as well as larger instruction and data caches, and was the first Mac processor with an integrated floating-point unit. Another improvement over the 68020 was the addition of a data cache. The Motorola 68030 was the first Mac processor with an integrated memory management unit, allowing for virtual memory.
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