Asus VivoBook S 15 OLED (S5506) 15.6" specifications and in-depth review

Asus VivoBook S 15 OLED (S5506) 15.6"

Manufacturer: Asus

The Asus VivoBook S 15 OLED (S5506) 15.6″ is a 15.6-inch laptop built around an OLED panel and a compact form factor that keeps weight at 1500g with a thickness of just 13mm. Its 2880x1620 resolution display delivers a pixel density of 206ppi alongside a 120Hz refresh rate, 500 nits of typical brightness, and a contrast ratio of 1,000,000:1, making it a display-forward machine in its category.

Under the hood, the VivoBook S 15 OLED runs on a multi-core CPU with a turbo clock of 4.8GHz, 22 threads, and a 24MB L3 cache, paired with 16GB of DDR5 RAM running at up to 7467MHz across two channels, with a maximum supported capacity of 96GB. Storage reaches 4096GB via an NVMe SSD over PCIe 4.0, while the Intel Arc Xe-LPG 128EU integrated GPU handles graphics duties with a boost clock of 2250MHz. Connectivity includes two Thunderbolt 4 ports, two USB 3.2 Gen 1 Type-A ports, HDMI 2.1, Wi-Fi 6E, and Bluetooth 5.3, rounding out a well-specified port selection for a laptop of this size.

Pros
  • The 15.6″ OLED panel delivers a 1,000,000:1 contrast ratio alongside a 120Hz refresh rate and 206ppi pixel density, making it well-suited for detailed visual work
  • Two Thunderbolt 4 ports enable high-bandwidth connections and support for up to four external displays simultaneously
  • The NVMe SSD over PCIe 4.0 with 4096GB of storage offers substantial capacity alongside fast flash-based read and write speeds
  • At 13mm thick and 1500g, the chassis is notably slim for a 15.6-inch laptop with an active cooling system
  • 3D facial recognition provides a hands-free login method without relying on a fingerprint scanner
  • RAM is supported up to 96GB via DDR5, giving considerable headroom for memory-intensive workloads beyond the base 16GB
Cons
  • No RJ45 Ethernet port means wired network connections require an adapter
  • The display lacks an anti-reflection coating, which may cause visibility issues in bright or high-ambient-light environments
  • No fingerprint scanner is present, leaving 3D facial recognition as the sole biometric authentication option
  • There are no USB 3.2 Gen 2 ports in either Type-A or Type-C form, limiting transfer speeds on standard USB connections to Gen 1 rates
  • The display is not touch-enabled, which may be a limitation for users who rely on stylus or touch input workflows
  • Motion and location sensors such as GPS, gyroscope, accelerometer, and compass are all absent
Who is this for?

This laptop is well-suited to users who spend significant time working with visual content, given its OLED panel with a 2880x1620 resolution, 120Hz refresh rate, and 1,000,000:1 contrast ratio. Its 4096GB NVMe SSD and support for up to 96GB of DDR5 RAM make it a reasonable fit for those handling large files or memory-intensive workloads. The two Thunderbolt 4 ports and support for up to four external displays also make it practical for users who regularly connect to docking stations or multi-monitor setups. Its slim 13mm profile and 1500g weight suit those who move between locations regularly and prioritize a compact form factor without giving up screen real estate.

Who is this NOT for?

Users who require a wired network connection will find the absence of an RJ45 port a consistent inconvenience, as an adapter becomes a necessary accessory. Those looking for a machine capable of ray tracing or DLSS-accelerated gaming will find this configuration insufficient, as neither feature is supported and the integrated Arc Xe-LPG GPU is not designed for graphically demanding workloads. The lack of an anti-reflection coating on the display makes this laptop a poor choice for environments with strong ambient lighting. Additionally, users who depend on touch input or stylus-based workflows will find no support for either, as the screen is not touch-enabled and no stylus is included.

Design:

weight 1500 g
Uses a fanless design
Has a backlit keyboard
volume 1128.894 cm³
width 353 mm
height 246 mm
thickness 13 mm
is weather-sealed (splashproof)
has a rugged build

The Asus VivoBook S 15 OLED (S5506) 15.6″ has a slim and relatively lightweight build, measuring 353mm wide, 246mm deep, and just 13mm thick, with a total weight of 1500g and an overall volume of 1128.894cm³. It includes a backlit keyboard for use in low-light conditions, while the cooling system relies on an active fan rather than a fanless design. The laptop does not carry weather-sealing or a ruggedized construction, placing it firmly in the category of standard consumer portables rather than hardened field devices.

Display:

screen size 15.6"
resolution 2880 x 1620 px
pixel density 206 ppi
Display type OLED/AMOLED
has a touch screen
brightness (typical) 500 nits
refresh rate 120Hz
contrast ratio 1000000:1
has anti-reflection coating
supported displays 4

The laptop features a 15.6″ OLED/AMOLED panel with a resolution of 2880x1620px and a pixel density of 206ppi, producing sharp and detailed visuals across the screen. It runs at a 120Hz refresh rate and reaches a typical brightness of 500 nits, while its contrast ratio of 1,000,000:1 is characteristic of OLED technology. The display does not include a touch screen or an anti-reflection coating, and the system supports up to four external displays simultaneously.

Performance:

RAM 16GB
Uses flash storage
internal storage 4096GB
CPU speed 6 x 1.4 & 8 x 0.9 GHz
CPU threads 22 threads
Is an NVMe SSD
DirectX version DirectX 12 Ultimate
GPU clock speed 300 MHz
uses multithreading
maximum memory amount 96GB
DDR memory version 5
turbo clock speed 4.8GHz
GPU turbo 2250 MHz
PCI Express (PCIe) version 4
semiconductor size 7 nm
has XeSS (XMX)
Supports 64-bit

The processor runs across 14 cores with a configuration of 6 cores at 1.4GHz and 8 cores at 0.9GHz, reaching a turbo clock speed of 4.8GHz across 22 threads, with multithreading enabled and full 64-bit support — all built on a 7nm process node. The system ships with 16GB of DDR5 RAM, expandable up to 96GB, and pairs that with 4096GB of NVMe flash storage connected over PCIe 4.0. The GPU base clock sits at 300MHz with a boost of 2250MHz, and it supports DirectX 12 Ultimate, though XeSS (XMX) acceleration is not available on this configuration.

Benchmarks:

PassMark result 24879
PassMark result (single) 3468

In CPU benchmark testing, the Asus VivoBook S 15 OLED (S5506) 15.6″ achieves a PassMark multi-core score of 24,879, reflecting the processor's overall throughput across all available cores and threads, while the single-core PassMark result of 3,468 indicates the performance level of an individual core under load.

Connectivity:

USB 3.2 Gen 2 ports (USB-C) 0
USB 3.2 Gen 2 ports (USB-A) 0
USB 4 20Gbps ports 0
USB 4 40Gbps ports 2
Thunderbolt 4 ports 2
USB 3.2 Gen 1 ports (USB-C) 0
USB 3.2 Gen 1 ports (USB-A) 2
Thunderbolt 3 ports 0
has an HDMI output
Has USB Type-C
supports Wi-Fi
Wi-Fi version Wi-Fi 6E (802.11ax), Wi-Fi 6 (802.11ax), Wi-Fi 5 (802.11ac), Wi-Fi 4 (802.11n)
has an external memory slot
Bluetooth version 5.3
RJ45 ports 0
HDMI ports 1
HDMI version HDMI 2.1
DisplayPort outputs 0
has AirPlay
mini DisplayPort outputs 0
has a VGA connector

The VivoBook S 15 OLED (S5506) 15.6″ offers a well-rounded port layout built around two Thunderbolt 4 ports that also function as USB 4 40Gbps connections, complemented by two USB 3.2 Gen 1 Type-A ports for standard peripherals. Video output is handled by a single HDMI 2.1 port, while DisplayPort, mini DisplayPort, and VGA outputs are absent. There is no RJ45 Ethernet port, but wireless connectivity covers Wi-Fi 6E, Wi-Fi 6, Wi-Fi 5, and Wi-Fi 4, alongside Bluetooth 5.3 and AirPlay support. The laptop also includes an external memory card slot and has USB Type-C connectivity, though no USB 3.2 Gen 2 ports in either Type-A or Type-C form are present.

Battery:

battery size 75 Wh
Has sleep-and-charge USB ports
Has a MagSafe power adapter

The laptop is equipped with a 75Wh battery and supports sleep-and-charge functionality, allowing connected USB devices to be charged even when the system is in a low-power or sleep state. It does not use a MagSafe power adapter.

Features:

has stereo speakers
has a socket for a 3.5 mm audio jack
supports ray tracing
supports DLSS
has Dolby Atmos
Stylus included
Has a fingerprint scanner
number of microphones 2
Uses 3D facial recognition
has voice commands
has a front camera
Has S/PDIF Out port
has a gyroscope
has GPS
has an accelerometer
has a compass
Has an optical disc drive

For audio, the laptop includes stereo speakers and a 3.5mm headset jack, though it does not feature Dolby Atmos or an S/PDIF output. It has a front-facing camera paired with a dual-microphone array, and authentication is handled via 3D facial recognition rather than a fingerprint scanner, with voice commands not supported. Ray tracing and DLSS are not available on this configuration, and no stylus is included. The device lacks motion and location sensors such as a gyroscope, accelerometer, compass, and GPS, and there is no optical disc drive.

Miscellaneous:

clock multiplier 38
PassMark result (overclocked) 24880
shading units 1024
render output units (ROPs) 32
texture mapping units (TMUs) 64
GPU name Arc Xe-LPG 128EU
CPU socket BGA 2049
Type Laptop
Has an unlocked multiplier
instruction sets MMX, F16C, FMA3, AES, AVX, AVX2, SSE 4.1, SSE 4.2
L3 cache 24 MB
Has NX bit
CPU temperature 110 °C
OpenCL version 3
OpenGL version 4.6
GPU execution units 8
Has integrated graphics
Supports ECC memory
memory channels 2
RAM speed (max) 7467 MHz
Thermal Design Power (TDP) 28W
Uses big.LITTLE technology

The CPU uses a BGA 2049 socket, operates with a clock multiplier of 38, and has a thermal design power of 28W with a maximum rated temperature of 110°C. It employs big.LITTLE technology for mixed core operation, supports NX bit for hardware-level security, and carries a 24MB L3 cache alongside a broad instruction set that includes MMX, F16C, FMA3, AES, AVX, AVX2, SSE 4.1, and SSE 4.2. The multiplier is locked, and the overclocked PassMark result of 24,880 reflects negligible headroom beyond the standard score. Memory runs across two channels at up to 7467MHz, with ECC support absent. The integrated Arc Xe-LPG 128EU GPU features 1024 shading units, 64 texture mapping units, 32 render output units, and 8 execution units, with support for OpenCL 3.0 and OpenGL 4.6.

Final Verdict

The Asus VivoBook S 15 OLED (S5506) 15.6″ is a display-forward laptop that makes a strong case for users who prioritize screen quality and storage capacity in a slim, portable form factor. Its OLED panel with a 1,000,000:1 contrast ratio, 120Hz refresh rate, and 2880x1620 resolution is one of the most compelling aspects of its specification sheet, and the combination of Thunderbolt 4 connectivity, PCIe 4.0 NVMe storage, and DDR5 memory support rounds out a capable everyday machine. That said, the absence of wired networking, a touch-enabled display, and meaningful discrete GPU capabilities means it is best positioned for productivity and content-focused users rather than those with specialized gaming or stylus-driven needs. On balance, the VivoBook S 15 OLED delivers a well-considered specification set for its intended audience and stands as a solid choice for users who place visual quality and portability at the top of their requirements.

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