MacBook (2019, A1989) I7 16GB RAM 256 GB SSD

Key Specifications:

• Processor: 8th Gen Intel Core i7 (Quad-Core, 2.8 GHz base, Turbo Boost up to 4.7 GHz)

• Memory: 16GB LPDDR3 RAM (2133 MHz)

• Storage: 256GB PCIe SSD (Blazing-fast read/write speeds)

• Display: 13.3″ Retina (2560 × 1600, 500 nits, P3 wide color, True Tone)

• Graphics: Intel Iris Plus Graphics 655

• Keyboard: Backlit Magic Keyboard (Butterfly mechanism)

• Ports: 4 × Thunderbolt 3 (USB-C) (Supports charging, dual 4K displays, 40Gb/s data)

• Features: Touch Bar, Touch ID, Force Touch trackpad

• Cooling: Dual fans + advanced thermal system

• Battery: 58Wh (Up to 10 hours)

• Weight: 1.37 kg (3.02 lbs)

• Original OS: macOS Mojave | Max Supported: macOS Sonoma/Ventura

Key Features & Differences vs. Base Model (A2159):

1. Elite Performance:

   • Intel i7-8569U (28W TDP) delivers ~30% faster CPU performance vs. the 1.4GHz i5 in A2159.

   • Combined with 16GB RAM, handles heavy workloads: 4K video editing, virtualization, complex code compilation.

2. Enhanced Connectivity:

   • 4 Thunderbolt 3 ports (vs. 2 on A2159) for expanded peripherals/displays without hubs.

3. Touch Bar & Touch ID:

   • Context-sensitive OLED touchstrip for app shortcuts + biometric security.

4. Improved Cooling:

   • Dual-fan design sustains peak performance longer under load vs. single-fan A2159.