Apple iMac M4 could be announced at the Apple event later this month if rumors are to be believed.There's no release date for iMac M4 but it could launch in late 2024 or sometime in 2025.M4 MacBook Pro, Mac mini, and iMac are reportedly on track for 2024 launch.If iMac M4 releases then it could be outfitted with at least an M4 chip, with a RAM upgrade to at least 16 GB.It's expected to be powered by more sophisticated chip and with upgraded specs on the entry-level configuration.The iMac refresh might include a screen larger than the current 24-inch M3 display.Apple might announce the iMac M4 at the event or surprise everyone with a stealth launch.There's still no official confirmation of Apple’s announcement, and it's best to sit tight and wait for the official announcement.If iMac M4 releases this year, it will have at least 8GB of RAM, 256GB SSD storage, a 10-core CPU, a 10-core GPU, and a 38 TOPS NPU.The M4 iMac's memory and storage could get an upgrade to at least 16 GB and 512 GB, respectively.