imac 27” 5k late 2015 and hardly used. It runs on Monterey 12.7.6 and os 3.2 ghz Quad care Intel Core 15. Mem 8gb. Graphics AMD. R9. Serial no: C025F18KGG7L. Storage 1.02 TB Fusion Drive. 4 memory slots. Display retina 5120X2880.
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