Lenovo Legion Slim 5 16IRH8 16" Intel Core i5-13500H 2.6GHz / Nvidia GeForce RTX 4050 Laptop / 16GB RAM / 1TB SSD specifications and in-depth review

Lenovo Legion Slim 5 16IRH8 16" Intel Core i5-13500H 2.6GHz / Nvidia GeForce RTX 4050 Laptop / 16GB RAM / 1TB SSD

Manufacturer: Lenovo

The Lenovo Legion Slim 5 16IRH8 is a 16-inch gaming laptop that pairs a relatively slim 19mm chassis with a hardware configuration geared toward mid-to-high gaming performance. Weighing 2,400g, it sits at a reasonable point for a device in its category — portable enough for regular transport without sacrificing screen size. The 2560 x 1600 IPS display at 165Hz with an anti-reflection coating delivers a noticeably sharp and fluid visual experience, aided by a pixel density of 188 ppi. The laptop supports ray tracing and DLSS through its RTX 4050 GPU, and includes a front camera, dual microphones, stereo speakers, and a 3.5mm audio jack for everyday communication and media use.

Under the hood, the Intel Core i5-13500H runs across 16 threads using big.LITTLE architecture, with a turbo clock of 4.7GHz, backed by 16GB of DDR5 RAM at 5200 MHz and a 1TB NVMe SSD. The RTX 4050 GPU built on Ada Lovelace architecture delivers 12.13 TFLOPS of floating-point performance with 6GB of GDDR6 VRAM and a GPU turbo of 2370 MHz. Connectivity is well rounded, with two USB 3.2 Gen 2 Type-C ports, two USB 3.2 Gen 2 Type-A ports, HDMI 2.1, RJ45 Ethernet, an external memory slot, and Wi-Fi 6E with Bluetooth 5.3. The 80Wh battery and sleep-and-charge USB support round out a feature set that covers both gaming and everyday productivity needs. The laptop carries a one-year warranty.

Pros
  • The 2560 x 1600 IPS display at 165Hz with an anti-reflection coating delivers a sharp and fluid visual experience suited to both gaming and productivity
  • Ray tracing and DLSS support extend visual rendering options in compatible titles without heavily compromising frame rates
  • Wi-Fi 6E support provides access to faster wireless connectivity across a wider frequency range
  • The 80Wh battery paired with sleep-and-charge USB ports adds practical flexibility for users working away from a power outlet
  • Two USB 3.2 Gen 2 Type-C and two USB 3.2 Gen 2 Type-A ports offer a well-rounded selection of high-speed peripheral connections
  • An external memory card slot is included, which is useful for users who regularly transfer files from cameras or other media
Cons
  • At 2,400g the laptop is on the heavier side for a 16-inch device, which may be noticeable during regular transport
  • The typical display brightness of 300 nits is relatively modest and may limit visibility in bright environments
  • Maximum RAM is capped at 32GB across two slots, which restricts future upgradeability for memory-intensive workloads
  • No fingerprint scanner or facial recognition is available, leaving the laptop without biometric login options
  • Dolby Atmos is not supported, limiting the built-in audio experience for users who value spatial sound
  • The chassis is not weather-sealed, offering no protection against accidental splashes or moisture exposure
Who is this for?

The Lenovo Legion Slim 5 16IRH8 is well suited to users who want a capable gaming laptop that can also handle demanding productivity workloads without excessive bulk. The 2560 x 1600 IPS display at 165Hz makes it a strong fit for gamers who value both image sharpness and smooth motion, while ray tracing and DLSS support extend its relevance for visually intensive titles. The combination of a 1TB NVMe SSD, DDR5 RAM, and a 16-thread CPU with turbo boost also makes it practical for content creation, multitasking, and general professional use away from the desk, supported by an 80Wh battery and sleep-and-charge capability. Wi-Fi 6E and a generous USB port selection further suit users who need reliable, fast connectivity across multiple devices.

Who is this NOT for?

Users who prioritize lightweight portability above all else may find the 2,400g weight and 19mm chassis a compromise for frequent travel, particularly when paired with a charger. The laptop is also not well suited to those who work regularly in bright outdoor or high-ambient-light environments, as the 300 nits typical brightness can limit screen visibility under such conditions. Those who require biometric security features for quick and secure login will find no fingerprint scanner or facial recognition available, and users who need to scale beyond 32GB of RAM for memory-intensive workloads will hit the system's maximum memory ceiling relatively quickly.

Design:

Type Gaming
weight 2400 g
Uses a fanless design
Has a backlit keyboard
warranty period 1 years
volume 1773.46 cm³
width 359 mm
height 260 mm
thickness 19 mm
is weather-sealed (splashproof)

This is a gaming laptop measuring 359mm wide, 260mm tall, and 19mm thick, with a weight of 2,400g. It uses active cooling rather than a fanless design, and is not weather-sealed or splashproof. A backlit keyboard is included, and the laptop comes with a one-year warranty.

Display:

screen size 16"
resolution 2560 x 1600 px
pixel density 188 ppi
Display type LCD, LED-backlit, IPS
has a touch screen
brightness (typical) 300 nits
refresh rate 165Hz
has anti-reflection coating
supported displays 4

The laptop features a 16-inch LCD IPS LED-backlit panel with a resolution of 2560 x 1600 pixels at 188 ppi, resulting in a noticeably sharp image. The display runs at 165Hz with a typical brightness of 300 nits and includes an anti-reflection coating to reduce glare. Touch input is not supported, and up to 4 displays can be driven simultaneously through the available video outputs.

Performance:

RAM 16GB
RAM speed 5200 MHz
Uses flash storage
internal storage 1024GB
CPU speed 4 x 2.6 & 8 x 1.9 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 4.7GHz
GPU turbo 2370 MHz
memory slots 2
PCI Express (PCIe) version 4
semiconductor size 4 nm
has XeSS (XMX)
Supports 64-bit

The system ships with 16GB of DDR5 RAM at 5200 MHz across two memory slots, expandable up to 32GB, alongside a 1TB NVMe SSD for fast flash-based storage. The CPU operates across 16 threads with multithreading enabled, running core clusters at 4 x 2.6GHz and 8 x 1.9GHz with a turbo frequency of 4.7GHz, built on a 4nm semiconductor process. The GPU delivers 12.13 TFLOPS of floating-point performance with 6GB of GDDR6 VRAM, a base clock of 1605 MHz, and a turbo of 2370 MHz, supported by a texture rate of 204.8 GTexels/s and a pixel rate of 113.76 GPixel/s. DirectX 12 Ultimate is supported, PCIe 4 is used for the storage interface, and XeSS is not available. All components operate in 64-bit mode.

Benchmarks:

PassMark (G3D) result 17148
PassMark result 21330
PassMark result (single) 3393

In synthetic benchmark testing, the system achieves an overall PassMark score of 21,330 and a single-core result of 3,393, reflecting the CPU's general and per-core processing output. The GPU records a PassMark G3D score of 17,148, indicating its standing in graphics workload performance.

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 two USB 3.2 Gen 2 Type-C ports and two USB 3.2 Gen 2 Type-A ports, with no USB 4, Thunderbolt 3, or Thunderbolt 4 connections present. Video output is handled through a single HDMI 2.1 port, while DisplayPort, mini DisplayPort, and VGA are absent. Wired networking is available via one RJ45 port, and wireless connectivity covers Wi-Fi 6E (802.11ax) alongside Wi-Fi 6, Wi-Fi 5, and Wi-Fi 4, complemented by Bluetooth 5.3. An external memory card slot is included, and AirPlay is supported.

Battery:

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

The laptop is equipped with an 80Wh battery and supports sleep-and-charge via USB, allowing connected devices to be charged even when the laptop is in sleep mode. A MagSafe power adapter is not included.

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

The laptop supports ray tracing and DLSS for enhanced in-game visuals and upscaling in compatible titles. Built-in stereo speakers and a 3.5mm headset jack handle audio output, though Dolby Atmos and S/PDIF are not available. A front camera is included alongside two microphones for video communication, while fingerprint scanning, 3D facial recognition, and voice commands are absent. The device does not include a stylus, optical disc drive, or any motion and location sensors such as a gyroscope, accelerometer, compass, or GPS.

Miscellaneous:

clock multiplier 26
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
PassMark result (overclocked) 23897
GPU name Iris Xe Graphics 80EU
Type Laptop
Has an unlocked multiplier
L2 cache 10 MB
L3 cache 18 MB
Has NX bit
CPU temperature 100 °C
GPU execution units 80
Has integrated graphics
memory channels 2
Uses big.LITTLE technology
instruction sets SSE 4.2, SSE 4.1, AVX, AES, FMA3, F16C, MMX
RAM speed (max) 5200 MHz

The CPU has a clock multiplier of 26, a TDP of 115W, a maximum operating temperature of 100°C, and includes 10MB of L2 cache and 18MB of L3 cache. It employs big.LITTLE technology across 2 memory channels, supports ECC memory and Double Precision Floating Point, and accepts RAM at up to 5200 MHz. The processor features an NX bit, supports instruction sets including SSE 4.1, SSE 4.2, AVX, AES, FMA3, F16C, and MMX, and the clock multiplier is locked. Integrated Iris Xe Graphics 80EU with 80 execution units is present alongside the discrete GPU. The Ada Lovelace-architecture GPU features 2,560 shading units, 80 TMUs, 48 ROPs, a 96-bit memory bus, GPU memory speed of 2000 MHz, and an effective memory speed of 16,000 MHz delivering up to 192 GB/s of bandwidth. The system supports OpenCL 3, OpenGL 4.6, stereoscopic 3D, multi-display output, and Intel Resizable BAR, while LHR is not present. The GPU is built with 18,900 million transistors, and an overclocked PassMark result of 23,897 is recorded.

Final Verdict

The Lenovo Legion Slim 5 16IRH8 positions itself as a well-rounded gaming laptop that doesn't sacrifice usability for raw performance. Its most compelling attribute is the 2560 x 1600 IPS display running at 165Hz, which pairs naturally with RTX 4050 ray tracing and DLSS support to create a gaming and content experience that feels genuinely cohesive rather than spec-padded. The underlying hardware — a 16-thread CPU, DDR5 RAM, and a 1TB NVMe SSD — holds up equally well outside of gaming, making it a practical daily driver for productivity-focused users. Certain constraints, including the 300 nits display brightness, the 32GB memory ceiling, and the absence of biometric security, mean it isn't a perfect fit for every use case, but these are reasonable trade-offs given the overall configuration. For users seeking a slim-chassis gaming laptop with a high-resolution display and versatile connectivity, the Legion Slim 5 16IRH8 presents a coherent and capable package.