Apple Imac Retina 5K 27-Inch (Mid-2017) – 3.4 Ghz Quad-Core I5

The Apple iMac 27-inch Retina 5K (2017, Model A1419) is a powerful all-in-one desktop featuring a stunning 5K Retina display, a 3.4 GHz Quad-Core Intel Core i5 (7th Gen Kaby Lake), Radeon Pro 570 4GB graphics (likely what was listed as 540), 8GB DDR4 RAM, and 1TB Fusion Drive (hybrid SSD + HDD). With serial C02WK15KJ1GG, it remains a beautiful and capable machine for everyday computing, photo editing, and light creative work, now running macOS Ventura 13.7.8.

This 2017 iMac (also known as iMac18,3) was one of the last major updates to the classic 27-inch iMac design before the transition to Apple Silicon. It offers an incredibly sharp and colour-accurate 5K screen in a slim aluminium body.
Key Specifications:

Display: 27-inch Retina 5K (5120 x 2880 resolution), 500 nits brightness, Wide Colour (P3 gamut) — excellent for photo/video work.

Processor: 3.4 GHz Quad-Core Intel Core i5-7500 (Turbo Boost up to 3.8 GHz).
Graphics: AMD Radeon Pro 570 with 4GB GDDR5 VRAM.

Memory: 8GB 2400 MHz DDR4 (user-upgradeable — 4 slots, supports up to 64GB).

Storage: 1TB Fusion Drive (combination of small SSD + 7200 RPM HDD for good speed + capacity).

Ports: 4x USB-A 3.0, 2x Thunderbolt 3 (USB-C), Gigabit Ethernet, SDXC card slot, 3.5mm headphone jack.

Other: Magic Keyboard & Mouse.

Performance in 2026:
Still very usable for web browsing, Microsoft Office, email, streaming, photo editing (Lightroom/Photoshop), and light 4K video editing. The 5K display is a major highlight. However, with only 8GB RAM, it can struggle with heavy multitasking or modern demanding apps.