We review the 2023 iMac, which now has an M3 chip and nothing else to distinguish it from the model it replaces.
Apple 2023 iMac All-in-One Desktop Computer with M3 chip: 8-core CPU, 8-core GPU, 24-inch Retina Display, 8GB Unified Memory, 256GB SSD Storage, Matching Accessories. Works with iPhone/iPad; Pink
Apple MacBook Pro 16 2023 M3 Max - External Reviews
M3 iMac Review After 45 Days - Avoid My Mistake!
Apple iMac M3 (2023) Review: Everything You Could Want in an All-in-One - CNET
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Apple iMac M3 review: good in everything, or almost - Gearrice
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Apple iMac M3 (2023) Review: Everything You Could Want in an All-in-One - CNET
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