MSI GS66 11UG (278UK Stealth) vs. Lenovo Legion Y520-15IKBM (80YY)

Laptop Comparison, Reviews and Tests

Detailed comparison and review of MSI GS66 11UG (278UK Stealth) and Lenovo Legion Y520-15IKBM (80YY). With our comprehensive overview, you can simply compare dimensions, performance, storage, functions, but also other key features of both laptops and easily decide which one is the right choice for you. Our goal is to help you identify the main differences between products and find the laptop that best fits your needs and expectations.

MSI GS66 11UG (278UK Stealth) Review

Advantages and disadvantages of MSI GS66 11UG (278UK Stealth) based on its technical characteristics, features, user experience, expert reviews and price level.

powerful gaming performance

high refresh rate display

sleek, attractive design

robust build quality

good thermal management

relatively expensive

average battery life

heavy for portability

noisy under load

Laptop Comparison and Tests

Difference between MSI GS66 11UG (278UK Stealth) and Lenovo Legion Y520-15IKBM (80YY)
85 % - Design
85 % - Display
85 % - Performance
85 % - Connectivity
75 % - Battery

Laptop Specifications Comparison

MSI GS66 11UG (278UK Stealth) vs. Lenovo Legion Y520-15IKBM (80YY) Comparison Chart
DESIGN AND DIMENSIONS MSI GS66 11UG (278UK Stealth) Lenovo Legion Y520-15IKBM (80YY)
Product Type Notebook Notebook
Dimensions (WxDxH) 35.8 cm x 24.8 cm x 1.98 cm 38 cm x 26.5 cm x 2.78 cm
Weight 2.1 kg 2.4 kg
Case Material - Polycarbonate ABS
Colour Core black Black
DISPLAY MSI GS66 11UG (278UK Stealth) Lenovo Legion Y520-15IKBM (80YY)
Screen Size (Type) 15.6" 15.6" - IPS
LCD Backlight Technology LED backlight LED backlight
Screen Resolution 2560 x 1440 (QHD) 1920 x 1080 (Full HD)
V-Sync Rate at Max Res. 165 Hz -
Widescreen Yes Yes
Image Aspect Ratio 16:9 16:9
Image Brightness - 250 cd/m²
Features MSI Matrix Display, narrow-bezel design Anti-glare
PROCESSOR MSI GS66 11UG (278UK Stealth) Lenovo Legion Y520-15IKBM (80YY)
CPU Intel Core i7 (11th Gen) 11800H / 2.3 GHz Intel Core i7 (7th Gen) 7700HQ / 2.8 GHz
Max Turbo Speed 4.6 GHz 3.8 GHz
Number of Cores 8-core Quad-Core
Cache 24 MB 6 MB
64-bit Computing - Yes
Chipset Intel HM570 Mobile Intel HM175
Features Hyper-Threading Technology, Intel Smart Cache, Intel Deep Learning Boost (DL Boost) Integrated memory controller
MEMORY MSI GS66 11UG (278UK Stealth) Lenovo Legion Y520-15IKBM (80YY)
RAM 32 GB (2 x 16 GB) 8 GB (1 x 8 GB)
Max RAM Supported 64 GB 32 GB
RAM Type DDR4 SDRAM DDR4 SDRAM
Speed 3200 MHz 2400 MHz
Rated Speed 3200 MHz 2400 MHz
Form Factor SO-DIMM 260-pin SO-DIMM 260-pin
Slots Qty 2 2
Empty Slots 0 1
STORAGE MSI GS66 11UG (278UK Stealth) Lenovo Legion Y520-15IKBM (80YY)
Main Storage Size (HDD/SSD) 1 TB SSD M.2 PCIe 4.0 x4 - NVM Express (NVMe) 128 GB SSD M.2 PCIe - NVM Express (NVMe) - Samsung
Secondary Storage - 1 TB HDD SATA 6Gb/s / 5400 rpm - Seagate
AUDIO & VIDEO MSI GS66 11UG (278UK Stealth) Lenovo Legion Y520-15IKBM (80YY)
Graphics Processor (GPU) NVIDIA GeForce RTX 3070 NVIDIA GeForce GTX 1060
Video Memory 8 GB GDDR6 SDRAM 6 GB GDDR5 SDRAM
Video System Features Max-Q design Max-Q design
Gaming - Yes
Camera Yes - 720p Yes - 720p
Resolution - 1 Megapixel
Camera Features IR camera -
Frame Rate 30 frames per second -
Sound Stereo speakers Stereo speakers, dual array microphone
Compliant Standards - High Definition Audio, Dolby Audio
Audio Features - Output: Harman audio technology
COMMUNICATIONS MSI GS66 11UG (278UK Stealth) Lenovo Legion Y520-15IKBM (80YY)
Wireless 802.11a/b/g/n/ac/ax, Bluetooth 5.2 802.11a/b/g/n/ac, Bluetooth 4.1
Wireless Controller Killer Wi-Fi 6E AX1675 Intel Dual Band Wireless-AC 3165 - M.2 Card
Network Interface Gigabit Ethernet Gigabit Ethernet
BATTERY MSI GS66 11UG (278UK Stealth) Lenovo Legion Y520-15IKBM (80YY)
Technology 4-cell 3-cell Lithium Ion
Battery Capacity (Size) 99 Wh 45 Wh
Battery Life - Up to 4 hours
AC ADAPTER MSI GS66 11UG (278UK Stealth) Lenovo Legion Y520-15IKBM (80YY)
Input - AC 120/230 V (50/60 Hz)
Output 230 Watt 135 Watt, 20 V, 6.75 A
INPUT MSI GS66 11UG (278UK Stealth) Lenovo Legion Y520-15IKBM (80YY)
Type Keyboard, touchpad Keyboard, touchpad
Numeric Keypad - Yes
Keyboard Backlight Yes (RGB) Yes
Features Per-key RGB -
CONNECTIONS & EXPANSIONS MSI GS66 11UG (278UK Stealth) Lenovo Legion Y520-15IKBM (80YY)
Interfaces Headphone/microphone combo jack
USB-C (supports Thunderbolt 4) (Power Delivery)
USB-C 3.2 Gen 2 (supports DisplayPort Alt Mode)
3 x USB 3.2 Gen 2
LAN
HDMI
USB-C (supports DisplayPort 1.2 Alt Mode)
2 x USB 3.0
USB 2.0
HDMI
LAN
Headphone/microphone combo jack
Mini DisplayPort
SOFTWARE MSI GS66 11UG (278UK Stealth) Lenovo Legion Y520-15IKBM (80YY)
Operating System (OS) Windows 10 Home Advanced Windows 10 Home 64-bit Edition
Software Included WinZip, Norton Internet Security (60 days trial), SteelSeries Engine 3, MSI Dragon Gaming Center, Killer Network Manager, Microsoft Office 2016 (30 days trial), MSI True Color 2.0, Nahimic VR, Nahimic Audio Enhancer 3, NVIDIA GeForce Experience, MSI APP Player -
MISCELLANEOUS MSI GS66 11UG (278UK Stealth) Lenovo Legion Y520-15IKBM (80YY)
Included Accessories Power adapter Power adapter
Security Slot Type - Kensington mini security slot
Theft/Intrusion Protection - Security lock slot (cable lock sold separately)
Features SteelSeries gaming keyboard, Cooler Boost Trinity+ technology Administrator password, hard drive password, power-on password
Compliant Standards - RoHS
Manufacturer Warranty Limited warranty - 2 years -
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