| Processor Lenovo Legion Y540 81SX005MMX |
| Processor manufacturer: | Intel |
| Processor model: | i7-9750H |
| Processor socket: | BGA 1440 |
| Processor threads: | 12 |
| Processor cores: | 6 |
| Processor codename: | Coffee Lake |
| Processor family: | Intel Core i7 |
| Processor frequency: | 2.6 GHz |
| Processor boost frequency: | 4.5 GHz |
| Processor cache: | 12 MB |
| Thermal Design Power (TDP): | 45 W |
| Software Lenovo Legion Y540 81SX005MMX |
| Operating system installed: | Windows 10 Home |
| Operating system architecture: | 64-bit |
| Display & Graphics Lenovo Legion Y540 81SX005MMX |
| Panel type: | IPS |
| Display brightness: | 300 cd/m² |
| Display diagonal: | 15.6 inch |
| Display resolution: | 1920 x 1080 pixels |
| Dual-screen: | No |
| HD type: | Full HD |
| 3D: | No |
| LED backlight: | Yes |
| Touchscreen: | No |
| Discrete graphics memory type: | GDDR6 |
| Memory Lenovo Legion Y540 81SX005MMX |
| Internal memory: | 16 GB |
| Maximum internal memory: | 32 GB |
| Memory clock speed: | 2666 MHz |
| Memory layout (slots x size): | 2 x 8 GB |
| Memory form factor: | SO-DIMM |
| Memory slots: | 2x SO-DIMM |
| Internal memory type: | DDR4-SDRAM |
| Storage Lenovo Legion Y540 81SX005MMX |
| SSD capacity: | 512 GB |
| SSD interface: | NVMe, PCI Express |
| SSD form factor: | M.2 |
| Storage media: | SSD |
| Number of SSDs installed: | 1 |
| Total SSDs capacity: | 512 GB |
| Total storage capacity: | 512 GB |
| Optical drive type: | No |
| Card reader integrated: | No |
| Network & Communication Lenovo Legion Y540 81SX005MMX |
| Antenna type: | 2x2 |
| Bluetooth: | Yes |
| Bluetooth version: | 4.2 |
| Ethernet LAN: | Yes |
| Wi-Fi: | Yes |
| Wi-Fi standards: | 802.11a, 802.11b, 802.11g, Wi-Fi 4 (802.11n), Wi-Fi 5 (802.11ac) |
| WWAN: | No |
| Interfaces/Ports Lenovo Legion Y540 81SX005MMX |
| HDMI version: | 2.0 |
| HDMI ports quantity: | 1 |
| Charging port type: | DC-in jack |
| Combo headphone/mic port: | Yes |
| Ethernet LAN (RJ-45) ports: | 1 |
| Mini DisplayPorts quantity: | 1 |
| USB 3.2 Gen 1 (3.1 Gen 1) Type-A: | 3 |
| USB 3.2 Gen 1 (3.1 Gen 1) Type-C: | 1 |
| USB Sleep-and-Charge: | 1 |
| Input Devices Lenovo Legion Y540 81SX005MMX |
| Keyboard backlit: | Yes |
| Keyboard backlit colour: | White |
| Numeric keypad: | Yes |
| Pointing device: | Touchpad |
| Windows keys: | Yes |
| Audio Lenovo Legion Y540 81SX005MMX |
| Audio chip: | Realtek ALC3287 |
| Built-in microphone: | Yes |
| Number of speakers: | 2 |
| Number of microphones: | 2 |
| Speaker power: | 2 W |
| Speakers manufacturer: | Harman Kardon |
| Built-in Devices Lenovo Legion Y540 81SX005MMX |
| Auto focus: | No |
| Front camera: | Yes |
| Front camera HD type: | HD |
| Front camera resolution: | 1 MP |
| Front camera signal format: | 720p |
| Power Lenovo Legion Y540 81SX005MMX |
| AC adapter power: | 230 W |
| Security Lenovo Legion Y540 81SX005MMX |
| Cable lock slot: | Yes |
| Fingerprint reader: | No |
| Password protection: | Yes |
| Trusted Platform Module (TPM): | Yes |
| Design Lenovo Legion Y540 81SX005MMX |
| Product type: | Notebook |
| Form factor: | Clamshell |
| Product colour: | Black |
| Market positioning: | Gaming |
| Housing material: | Acrylonitrile butadiene styrene (ABS) |
| Depth: | 267 mm |
| Width: | 360 mm |
| Height (rear): | 2.59 cm |
| Height (front): | 2.42 cm |
| Weight: | 2.3 kg |
| Battery Information Lenovo Legion Y540 81SX005MMX |
| Battery capacity: | 57 Wh |
| Battery type: | Lithium Polymer (LiPo) |
| Battery life: | 5 h |
