Apple

Apple MacBook Air 2024 15-inch M3 chip 24GB Starlight

4.8 (434 reviews)
1080pBluetooth 5.3

The M3 MacBook Air 15-inch with 24GB unified memory eliminates the RAM ceiling that held back its predecessors for demanding creative and multitasking workloads.

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Overview

The 2024 MacBook Air 15-inch with M3 and 24GB Unified Memory represents a specific and deliberate specification choice. Apple's Unified Memory Architecture places CPU, GPU, and Neural Engine on the same die, connected by a shared high-bandwidth memory bus — this means the 24GB isn't split between compute and graphics; the full pool is available to whichever subsystem needs it. The M3's 8-core CPU and up to 10-core GPU sit within a 15W thermal envelope, enabling the entirely fanless chassis while delivering multi-core performance that competes with active-cooled laptops from previous generations. The 15.3-inch Liquid Retina panel at 1 billion colors covers the P3 wide color gamut, making it genuinely suitable for photo editing and design work without external display reliance.

The 24GB configuration is the right choice for users who have already bumped against the limits of base-tier Apple Silicon configs. Creative professionals running Lightroom alongside Capture One for comparison, developers maintaining multiple local environments, and power users who treat their laptop as a primary workstation will find 24GB provides meaningful headroom over 16GB. The 512GB SSD is fast but finite — photographers shooting RAW and videographers working in ProRes will want to factor in external storage from the start. The dual-display clamshell capability makes this a credible desk-anchored machine as well as a portable. Where it doesn't fit: sustained long-duration encoding, scientific computing, or any workload that demands the machine run at peak CPU/GPU output for hours at a stretch — that's MacBook Pro territory.

Key Features

LEAN. MEAN. M3 MACHINE — With a powerful 8-core CPU and up to 10-core GPU, the blazing-fast MacBook Air with M3 chip is a superportable laptop that sails through work and play.

BUILT FOR APPLE INTELLIGENCE—Apple Intelligence is the personal intelligence system that helps you write, express yourself, and get things done effortlessly. With groundbreaking privacy protections, it gives you peace of mind that no one else can access your data—not even Apple.*

PORTABLE DESIGN — Lightweight and under half an inch thin, so you can take MacBook Air anywhere you go.

UP TO 18 HOURS OF BATTERY LIFE — Amazing, all-day battery life so you can leave the power adapter at home.

MORE ROOM FOR WHAT YOU LOVE — The 15.3-inch Liquid Retina display supports 1 billion colors.

LOOK SHARP, SOUND GREAT — Everything looks and sounds amazing with a 1080p FaceTime HD camera, three mics, and six speakers with Spatial Audio.

APPS FLY WITH APPLE SILICON — All your favorites, from Microsoft 365 to Adobe Creative Cloud, run lightning fast in macOS.

GET CONNECTED — MacBook Air features two Thunderbolt ports, a headphone jack, Wi-Fi 6E, Bluetooth 5.3, and a MagSafe charging port. And connect up to two external displays with the laptop lid closed.

IF YOU LOVE IPHONE, YOU’LL LOVE MAC — MacBook Air works like magic with your other Apple devices. Start an email on your iPhone and finish it on your Mac. Send text messages from your Mac. And much more.

LEGAL DISCLAIMERS — This is a summary of the main product features. See below to learn more.

Specifications

Chip
Apple M3
CPU
8-core
GPU
Up to 10-core
Unified Memory
24GB
Storage
512GB SSD
Display
15.3-inch Liquid Retina, 1 billion colors
Battery Life
Up to 18 hours
Connectivity
Two Thunderbolt 4, MagSafe 3, headphone jack
Wireless
Wi-Fi 6E, Bluetooth 5.3
Camera
1080p FaceTime HD
Audio
Six-speaker system with Spatial Audio
Color
Starlight
Cooling
Fanless

Pros & Cons

👍 Pros

  • 24GB Unified Memory on a die-attached high-bandwidth bus handles large Lightroom catalogs, multi-stream video editing, and developer environments without swap pressure that 16GB configs encounter.
  • Fanless M3 architecture sustains typical creative workloads silently, with no fan noise across photography, document, and light video workflows.
  • 15.3-inch Liquid Retina display with 1 billion color support delivers accurate wide-gamut rendering for color-critical work.
  • Up to 18-hour rated battery life translates to genuine full-day untethered use verified consistently across independent testing.
  • Wi-Fi 6E radio maintains stable high-throughput connectivity in congested wireless environments where 5 GHz becomes saturated.

👎 Cons

  • No active cooling means sustained peak CPU/GPU loads will thermal-throttle; a 45-minute Handbrake encode will finish slower than on a MacBook Pro with the same chip.
  • Only two Thunderbolt ports plus MagSafe — no USB-A, no HDMI, no SD slot; peripheral-heavy users will require a hub from day one.
  • 512GB SSD, while fast, fills quickly for video editors or photographers; the drive is not user-upgradeable post-purchase.
  • Clamshell dual-display support requires the lid to be closed, which means the built-in display is unavailable when driving two monitors.
  • Starlight colorway shows fingerprints and surface contact marks more visibly than darker finishes.

Frequently Asked Questions

Unified Memory in Apple Silicon shares a single pool between the CPU, GPU, and Neural Engine on a high-bandwidth die-attached bus. At 24GB, this machine can keep substantially larger active workloads in memory before paging to the 512GB SSD — critical for video editors working in Resolve, developers running multiple containers, or users with dozens of browser tabs alongside creative apps. 16GB starts to show swap pressure under those scenarios; 24GB pushes that threshold significantly further out.
No. The MacBook Air 15-inch is entirely fanless. The M3 chip's power efficiency makes this viable for sustained everyday workloads, but the thermal ceiling is real — prolonged compute-heavy tasks like long Handbrake encodes or extended ML inference will eventually trigger thermal throttling. For sustained peak performance over hours, the MacBook Pro (which has active cooling) is the appropriate comparison point.
With the lid open, the M3 MacBook Air supports one external display. With the lid closed (clamshell mode), it supports two external displays simultaneously. Both Thunderbolt ports support up to 6K output, making this viable for a dual 4K monitor desktop setup in clamshell.
Wi-Fi 6E adds the 6 GHz band, which provides substantially less congestion than the 2.4 GHz and 5 GHz bands in dense environments. In a busy apartment building or open-plan office, the 6E radio on this machine will maintain more consistent throughput than Wi-Fi 6 devices competing on crowded bands. Maximum theoretical bandwidth also increases, though real-world gains are router-dependent.
Two Thunderbolt 4 ports (USB-C form factor), one MagSafe 3 charging port, one 3.5mm headphone jack. There is no SD card slot, no HDMI, and no USB-A. Users coming from non-Apple laptops or older Macs will need a hub or dongle for legacy peripherals.