ASUS ASUS VivoBook S 14 S5406MA (2024) Specifications
The ASUS ASUS VivoBook S 14 S5406MA (2024) is a versatile laptop offering solid performance for everyday computing. This guide covers RAM, SSD, charger compatibility, and upgrade paths for this model. For a comprehensive overview of all ASUS upgradeable models, visit the ASUS Laptop Upgrades hub.
| Component | Specification |
|---|---|
| Processor | Intel Core Ultra 5 125H |
| RAM | LPDDR5x, 0 slots (soldered) |
| Max RAM | 16GB (soldered) |
| Storage | M.2 2280 NVMe PCIe Gen4, 1 slot |
| Charger | 65W USB-C |
| Ports | 2x Thunderbolt 4, 1x USB 3.2, 1x HDMI 2.1 |
| Display | 14.0″ IPS FHD (1920×1080) |
| Weight | 1.3 kg (2.87 lbs) |
Memory Upgrade Path
The ASUS VivoBook S 14 S5406MA has soldered LPDDR5x RAM (16GB (soldered)) which cannot be upgraded after purchase. Select the maximum RAM configuration when buying.
Important: Since the RAM is not user-replaceable, we recommend opting for at least 16GB at purchase to ensure adequate performance for years to come.
Storage Expansion
The ASUS VivoBook S 14 S5406MA uses a standard M.2 2280 NVMe SSD with a NVMe PCIe Gen4 interface. The single M.2 slot supports drives up to 2TB.
Recommended M.2 2280 SSDs:
- Samsung 990 Pro NVMe 2280 — Flagship NVMe SSD with exceptional speeds.
- WD Black SN850X 2280 — High-performance NVMe with excellent sustained writes.
- Crucial P5 Plus NVMe 2280 — Excellent value NVMe with strong real-world performance.
Power Delivery & Charging
The ASUS VivoBook S 14 S5406MA uses a 65W USB-C charger. This is compatible with any USB-C PD charger of equal or higher wattage from brands like Anker, Ugreen, or the original ASUS charger.
Compatible USB-C PD Chargers:
- Anker 65W USB-C PD Charger — Compact GaN charger with multiple ports.
- Ugreen USB-C PD Charger (65W+) — Affordable universal charger with fast charging.
- INIU USB-C PD Fast Charger — Budget option with reliable performance.
Port & Docking Capabilities
Connectivity: 2x Thunderbolt 4, 1x USB 3.2, 1x HDMI 2.1
The Thunderbolt 4 ports provide fast external storage and high-bandwidth peripherals. Consider a Thunderbolt dock like the CalDigit TS4 or Belkin Thunderbolt 4 Dock Pro for desktop expansion.
Upgrade Difficulty & Tools Required
The ASUS VivoBook S 14 S5406MA has a difficulty rating of 2/5 for upgrades (5 = easiest). The upgrade process is difficult — limited user-accessible components.
Tools needed:
- Phillips screwdriver (M2.5 or similar)
- Plastic spudger or pry tool (for bottom panel clips)
- ESD wrist strap (optional but recommended)
We recommend backing up your data and consulting the official service manual before opening the chassis.
Frequently Asked Questions
Can I upgrade the RAM in the ASUS ASUS VivoBook S 14 S5406MA?
The ASUS VivoBook S 14 S5406MA has soldered RAM (16GB (soldered)) which cannot be upgraded after purchase. Choose the maximum RAM when buying.
What is the maximum RAM for the ASUS VivoBook S 14 S5406MA?
The ASUS VivoBook S 14 S5406MA supports up to 16GB (soldered) of LPDDR5x memory.
Can I add a second SSD to the ASUS VivoBook S 14 S5406MA?
The ASUS VivoBook S 14 S5406MA has 1 M.2 slot. You can replace the existing SSD with a larger drive.
Can I use any USB-C charger with the ASUS VivoBook S 14 S5406MA?
Yes, any USB-C Power Delivery charger rated for 65W or higher will work with the ASUS VivoBook S 14 S5406MA.
Is the ASUS VivoBook S 14 S5406MA easy to upgrade?
The ASUS VivoBook S 14 S5406MA has a difficulty rating of 2/5. Consider professional assistance for upgrades.
Recommended Products
These are the products we recommend based on this guide. All links go to Amazon UK where you can check current prices and availability.
| Product | Why We Recommend It | Amazon UK |
|---|---|---|
| Samsung 990 Pro NVMe 2280 | Flagship NVMe SSD with exceptional speeds. | View on Amazon UK |
| WD Black SN850X 2280 | High-performance NVMe with excellent sustained writes. | View on Amazon UK |
| Crucial P5 Plus NVMe 2280 | Excellent value NVMe with strong real-world performance. | View on Amazon UK |
| Anker 65W USB-C PD Charger | Compact GaN charger for USB-C laptops. | View on Amazon UK |
| Ugreen 65W USB-C PD Charger | Affordable universal USB-C charger. | View on Amazon UK |
Prices and availability may vary. As an Amazon Associate, we earn from qualifying purchases.
Related ASUS Upgrade Guides
- Best RAM for ASUS Laptops 2026
- ASUS ProArt StudioBook 16 OLED (2023) RAM & SSD Upgrade Guide (2023)
- ASUS ProArt StudioBook 16 OLED (2024) RAM & SSD Upgrade Guide (2024)
- ASUS ProArt StudioBook 16 OLED (2022) RAM & SSD Upgrade Guide (2022)
- ASUS ExpertBook B9 (2023) RAM & SSD Upgrade Guide (2023)
- ASUS Upgrade Guide
Not sure what fits? Use our free Compatibility Checker covering 3,195+ models.
