£1,234.99

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  • Intel Core i7-10750H (6C/12T, 2.6/5.0GHz, 12MB)
  • 16GB DDR4-2933
  • 512GB SSD M.2 2280 PCIe 3.0x4 NVMe
  • Intel UHD Graphics
  • Windows 10 Home 64

Find your gaming flow, on the go
The Legion Y740Si, for gamers who demand more—mobility by day and performance by night. Sporting a finely crafted 100% aluminum chassis, it’s surprisingly thin and impressively light. With up to a 15.6" 4K display, plus Dolby Vision™ HDR Support and 100% color accuracy, this true gaming laptop delivers breathtaking visuals wherever life takes you. When indoors, plug in the optional Lenovo Legion BoostStation and play via Thunderbolt™ 3 for unleashed frame rates and epic immersion.

Design
Market positioning Gaming
Housing material Aluminium
Form factor Clamshell
Colour name Iron Grey
Product colour Grey
Product type Laptop
Display
High Dynamic Range (HDR) technology Dolby Vision
Maximum refresh rate 60 Hz
RGB colour space NTSC
Colour gamut 72%
Display brightness 300 cd/m²
Anti-glare screen Yes
Native aspect ratio 16:9
LED backlight Yes
Panel type IPS
HD type Full HD
Touchscreen No
Display resolution 1920 x 1080 pixels
Display diagonal 39.6 cm (15.6")
Processor
Configurable TDP-down 35 W
Processor frequency 2.6 GHz
Processor boost frequency 5 GHz
Processor cores 6
Processor model i7-10750H
Processor generation 10th gen Intel® Core™ i7
Processor family Intel® Core™ i7
Processor manufacturer Intel
Memory
Maximum internal memory 16 GB
Memory clock speed 2933 MHz
Memory form factor On-board
Internal memory type DDR4-SDRAM
Internal memory 16 GB
Storage
Compatible memory cards MMC, SD, SDHC, SDXC
Card reader integrated Yes
Optical drive type No
SSD form factor M.2
SSD interface PCI Express
SSD capacity 512 GB
Number of SSDs installed 1
Total SSDs capacity 512 GB
Storage media SSD
Total storage capacity 512 GB
Graphics
On-board graphics card model Intel® UHD Graphics
On-board GPU manufacturer Intel
Discrete graphics card model Not available
Discrete graphics card No
On-board graphics card Yes
Audio
Built-in microphone Yes
Speaker power 2 W
Number of built-in speakers 2
Audio system Dolby Atmos
Audio chip Realtek ALC3286
Camera
Privacy type Privacy shutter
Privacy camera Yes
Front camera HD type HD
Front camera resolution (numeric) 1 MP
Front camera Yes
Network
Bluetooth version 5.0
Bluetooth Yes
Ethernet LAN No
Antenna type 2x2
Wi-Fi standards 802.11a, 802.11b, 802.11g, Wi-Fi 4 (802.11n), Wi-Fi 5 (802.11ac), Wi-Fi 6 (802.11ax)
Top Wi-Fi standard Wi-Fi 6 (802.11ax)
Ports & interfaces
USB Sleep-and-Charge ports 1
USB Sleep-and-Charge Yes
USB Type-C DisplayPort Alternate Mode Yes
Combo headphone/mic port Yes
USB 3.2 Gen 2 (3.1 Gen 2) Type-A ports quantity 2
USB 3.2 Gen 1 (3.1 Gen 1) Type-C ports quantity 2
Performance
Motherboard chipset Intel HM470
Keyboard
Spill-resistant keyboard Yes
Numeric keypad Yes
Keyboard backlit Yes
Keyboard language UK English
Pointing device Touchpad
Software
Trial software Office
Operating system language English
Operating system architecture 64-bit
Operating system installed Windows 10 Home
Processor special features
CPU configuration (max) 1
Enhanced Intel SpeedStep Technology Yes
Intel 64 Yes
Intel Stable Image Platform Program (SIPP) No
Intel Flex Memory Access Yes
Intel Trusted Execution Technology No
Intel VT-x with Extended Page Tables (EPT) Yes
Execute Disable Bit Yes
Embedded options available No
Intel Virtualization Technology for Directed I/O (VT-d) Yes
Intel Virtualization Technology (VT-x) Yes
Intel Software Guard Extensions (Intel SGX) Yes
Idle States Yes
Battery
Fast charging Yes
Battery life (max) 10 h
Battery capacity 60 Wh
Battery technology Lithium Polymer (LiPo)
Power
USB Power Delivery (USB PD) Yes
AC adapter power 95 W
Security
Password protection type HDD, Power on, Supervisor
Password protection Yes
Fingerprint reader Yes
Certificates
Certification ErP lot3
Compliance certificates RoHS
Sustainability
Sustainability certificates ENERGY STAR
Weight & dimensions
Height 14.9 mm
Depth 251.8 mm
Width 356 mm
Weight 1.7 kg
General
Product family Legion
Product series Y