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Lenovo Legion Slim 5 16APH8 16" AMD Ryzen 7 7840HS 3.8GHz / Nvidia GeForce RTX 4050 Laptop / 16GB RAM / 1TB SSD specifications and in-depth review

Lenovo Legion Slim 5 16APH8 16" AMD Ryzen 7 7840HS 3.8GHz / Nvidia GeForce RTX 4050 Laptop / 16GB RAM / 1TB SSD

Manufacturer: Lenovo

The Lenovo Legion Slim 5 16APH8 is a 16″ gaming laptop built around AMD's Ryzen 7 7840HS processor and an Nvidia GeForce RTX 4050 Laptop GPU. It carries a 1TB NVMe SSD and 16GB of DDR5 RAM running at 5600 MHz, with support for up to 32GB across its two memory slots. At 2400 g and 19 mm thick, the chassis keeps a relatively trim profile for its class, and the backlit keyboard adds practical usability in low-light conditions.

The 16″ IPS LCD panel outputs at 1920 x 1200 px with a pixel density of 141 ppi, a 144Hz refresh rate, and 300 nits of typical brightness, complemented by an anti-reflection coating. On the graphics side, the RTX 4050 delivers 12.13 TFLOPS of floating-point performance, 6GB of GDDR6 VRAM on a 96-bit bus, and support for DirectX 12 Ultimate, ray tracing, and DLSS. Connectivity includes two USB 3.2 Gen 2 Type-C ports, two USB 3.2 Gen 2 Type-A ports, HDMI 2.1, an RJ45 port, Wi-Fi 6E, and Bluetooth 5.3, while an 80 Wh battery rounds out the hardware configuration.

Pros
  • The 144Hz refresh rate on the 16″ IPS panel with anti-reflection coating makes for a smooth and comfortable visual experience during extended sessions
  • Ray tracing and DLSS support expand rendering options in compatible titles without requiring manual workarounds
  • Four simultaneous display outputs provide meaningful flexibility for multi-monitor setups
  • Wi-Fi 6E support alongside Bluetooth 5.3 keeps wireless connectivity current and capable
  • The 1TB NVMe SSD using PCIe 4.0 offers fast storage access with ample onboard capacity
  • A 2-year warranty provides a reasonable coverage period for a laptop in this category
Cons
  • At 2400 g, the laptop is on the heavier side for everyday portability
  • The 300-nit typical brightness may be limiting in well-lit or outdoor environments
  • The 96-bit memory bus width on the GPU is narrower than what wider VRAM configurations offer, constraining memory bandwidth headroom
  • No Thunderbolt 3 or Thunderbolt 4 ports are present, limiting high-speed peripheral and external GPU options
  • The chassis is not weather-sealed, offering no protection against moisture or splashes
  • No fingerprint scanner or facial recognition is included, so biometric login is unavailable
Who is this for?

This laptop suits users who spend meaningful time in gaming sessions at home or a fixed desk setup, where the 144Hz IPS display, ray tracing support, and DLSS capability can be put to regular use. The 8-core CPU with a 5.1 GHz turbo clock and 16 threads also makes it a capable machine for content creation tasks such as video editing or 3D rendering, where sustained multi-threaded workloads benefit from that level of processing headroom. The four-display output support and Wi-Fi 6E connectivity further suit users who want a versatile workstation-style setup without sacrificing wireless speed, while the 1TB NVMe SSD provides enough room for large game libraries or project files without immediate storage concerns.

Who is this NOT for?

Users who need a laptop they can carry comfortably between locations throughout the day will find the 2400 g weight and active cooling system a practical drawback, as the chassis is neither light nor silent under load. Those working frequently in bright environments may find the 300-nit brightness ceiling insufficient for clear screen visibility, particularly near windows or outdoors. The absence of Thunderbolt ports also makes this a poor fit for users who rely on high-bandwidth peripherals or external GPU enclosures, and the lack of biometric login options means users who prioritize fast, secure authentication will need to rely on alternative methods.

Design:

Type Gaming
weight 2400 g
Uses a fanless design ✕
Has a backlit keyboard ✓
warranty period 2 years
volume 1773.46 cm³
width 359 mm
height 260 mm
thickness 19 mm
is weather-sealed (splashproof) ✕

The Lenovo Legion Slim 5 16APH8 is a gaming laptop with a 19 mm thickness and a footprint of 359 mm wide by 260 mm deep, resulting in a total volume of 1773.46 cm³. It weighs 2400 g and relies on an active cooling system rather than a fanless design. The chassis includes a backlit keyboard for use in low-light environments, though it does not carry a weather-sealed or splashproof rating. A 2-year warranty is included with the device.

Display:

screen size 16"
resolution 1920 x 1200 px
pixel density 141 ppi
Display type LCD, LED-backlit, IPS
has a touch screen ✕
brightness (typical) 300 nits
refresh rate 144Hz
has anti-reflection coating ✓
supported displays 4

The laptop features a 16″ IPS LCD panel with LED backlighting, outputting a resolution of 1920 x 1200 px at a pixel density of 141 ppi. A 144Hz refresh rate keeps motion rendering smooth, while typical brightness sits at 300 nits. The screen includes an anti-reflection coating but does not support touch input. Up to four displays can be connected simultaneously, extending the available workspace beyond the built-in panel.

Performance:

RAM 16GB
RAM speed 5600 MHz
Uses flash storage ✓
internal storage 1024GB
CPU speed 8 x 3.8 GHz
CPU threads 16 threads
VRAM 6GB
floating-point performance 12.13 TFLOPS
GDDR version GDDR6
texture rate 204.8 GTexels/s
pixel rate 113.76 GPixel/s
Is an NVMe SSD ✓
DirectX version DirectX 12 Ultimate
GPU clock speed 1605 MHz
uses multithreading ✓
maximum memory amount 32GB
DDR memory version 5
turbo clock speed 5.1GHz
GPU turbo 2370 MHz
memory slots 2
PCI Express (PCIe) version 4
semiconductor size 4 nm
has XeSS (XMX) ✕
Supports 64-bit ✓

The system is powered by an 8-core, 16-thread CPU built on a 4 nm process, running at a base clock of 8 x 3.8 GHz with a turbo boost up to 5.1 GHz, and multithreading is supported across all cores. 16GB of DDR5 RAM operates at 5600 MHz across two slots, with a maximum supported capacity of 32GB, connected via PCIe 4.0. Storage is handled by a 1024GB NVMe SSD using flash memory. On the graphics side, the GPU runs at a base clock of 1605 MHz with a turbo of 2370 MHz, backed by 6GB of GDDR6 VRAM, and delivers 12.13 TFLOPS of floating-point performance alongside a texture rate of 204.8 GTexels/s and a pixel rate of 113.76 GPixel/s. DirectX 12 Ultimate is supported, the GPU is 64-bit compatible, and XeSS (XMX) is not available on this configuration.

Benchmarks:

Geekbench 6 result (multi) 10994
Geekbench 6 result (single) 2357
PassMark (G3D) result 17148
PassMark result 28616
PassMark result (single) 3750

In CPU benchmarking, the laptop recorded a Geekbench 6 multi-core score of 10,994 and a single-core score of 2,357, reflecting the processor's threading capability alongside its per-core output. The overall PassMark result stands at 28,616, with a single-thread PassMark score of 3,750. Graphics performance is measured by a PassMark G3D score of 17,148, capturing the GPU's rendering throughput under standardized test conditions.

Connectivity:

USB 3.2 Gen 2 ports (USB-C) 2
USB 3.2 Gen 2 ports (USB-A) 2
USB 4 20Gbps ports 0
USB 4 40Gbps ports 0
Thunderbolt 4 ports 0
USB 3.2 Gen 1 ports (USB-C) 0
USB 3.2 Gen 1 ports (USB-A) 0
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 1
HDMI ports 1
HDMI version HDMI 2.1
DisplayPort outputs 0
has AirPlay ✓
mini DisplayPort outputs 0
has a VGA connector ✕

The laptop provides a well-rounded port selection, including two USB 3.2 Gen 2 Type-C ports and two USB 3.2 Gen 2 Type-A ports, while USB 4, Thunderbolt 3, Thunderbolt 4, DisplayPort, and mini DisplayPort outputs are absent. Video output is handled by a single HDMI 2.1 port, and there is no VGA connector present. Wired networking is available through one RJ45 port, and an external memory slot adds further expandability. Wireless connectivity covers Wi-Fi 6E (802.11ax) along with Wi-Fi 6, Wi-Fi 5, and Wi-Fi 4 standards, paired with Bluetooth 5.3. AirPlay is also supported on this configuration.

Battery:

battery size 80 Wh
Has sleep-and-charge USB ports ✓
Has a MagSafe power adapter ✕

The laptop is equipped with an 80 Wh battery and supports sleep-and-charge functionality through its USB ports, allowing connected devices to be charged even when the laptop is not in active use. A MagSafe power adapter is not included or supported.

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 ✕

Audio output is handled by stereo speakers, and a 3.5 mm headset jack is present, though Dolby Atmos and an S/PDIF output port are not supported. Two microphones are built in, and a front camera is included, while fingerprint scanning, 3D facial recognition, and voice commands are absent. On the graphics side, the laptop supports both ray tracing and DLSS, expanding rendering options for compatible applications. Motion and location sensors — including a gyroscope, accelerometer, compass, and GPS — are not featured, no stylus is included, and there is no optical disc drive.

Miscellaneous:

clock multiplier 38
number of transistors 18900 million
AMD SAM / Intel Resizable BAR Intel Resizable BAR
has LHR ✕
Thermal Design Power (TDP) 115W
Supports 3D ✓
Supports multi-display technology ✓
OpenCL version 3
OpenGL version 4.6
Supports ECC memory ✓
memory bus width 96-bit
effective memory speed 16000 MHz
maximum memory bandwidth 192 GB/s
render output units (ROPs) 48
texture mapping units (TMUs) 80
shading units 2560
Has Double Precision Floating Point (DPFP) ✓
GPU memory speed 2000 MHz
GPU architecture Ada Lovelace
GPU name Radeon 780M
Uses big.LITTLE technology ✕
Type Laptop
instruction sets MMX, SSE 4.1, SSE 4.2, AVX, AVX2, AES, F16C, FMA3
Has an unlocked multiplier ✕
Has NX bit ✓
GPU execution units 12
Has integrated graphics ✓
memory channels 2
L3 core 2 MB/core
L3 cache 16 MB
L2 core 1 MB/core
L2 cache 8 MB
L1 cache 512 KB
CPU temperature 100 °C
RAM speed (max) 7500 MHz

The CPU carries a clock multiplier of 38, a maximum operating temperature of 100 °C, and a Thermal Design Power of 115W, with the multiplier locked and big.LITTLE technology not in use. It supports the NX bit and a set of instruction sets including MMX, SSE 4.1, SSE 4.2, AVX, AVX2, AES, F16C, and FMA3, while integrated graphics are present alongside the discrete GPU. The GPU is built on the Ada Lovelace architecture and comprises 2,560 shading units, 80 texture mapping units, 48 render output units, and 12 execution units, with a memory speed of 2000 MHz and an effective memory speed of 16,000 MHz across a 96-bit bus, yielding a maximum memory bandwidth of 192 GB/s. Intel Resizable BAR is supported, LHR is absent, and the GPU accommodates multi-display output and stereoscopic 3D. The system supports OpenCL 3 and OpenGL 4.6, double precision floating point, and ECC memory, while the two memory channels accept RAM at speeds up to 7500 MHz. Cache is organized as 512 KB L1, 8 MB L2 at 1 MB per core, and 16 MB L3 at 2 MB per core, and the processor contains 18,900 million transistors.

Final Verdict

The Lenovo Legion Slim 5 16APH8 presents a well-specified gaming laptop built around a capable processor and an RTX 4050 GPU that brings meaningful features like ray tracing, DLSS, and a 144Hz IPS display to a relatively compact 19 mm chassis. Its multi-threaded CPU, fast NVMe storage, and Wi-Fi 6E support give it credible standing as both a gaming machine and a workstation for creative tasks in a fixed or semi-fixed environment. That said, its weight, brightness ceiling, and absence of Thunderbolt connectivity are real constraints that narrow its appeal for users with highly mobile or peripheral-heavy workflows. For those whose needs align with its strengths — primarily desktop-adjacent gaming and productive workloads at a desk — the Legion Slim 5 16APH8 delivers a cohesive and well-rounded specification set that holds up across its intended use cases.