MSI GS76 11UG (291UK Stealth) vs. MSI GS66 12UGS (203UK Stealth)

Laptop Comparison, Reviews and Tests

In depth comparison and review of MSI GS76 11UG (291UK Stealth) and MSI GS66 12UGS (203UK Stealth). Compare sizes, performance, storage capacities, batteries and other important specifications and features to easily choose the right laptop for you. Our goal is to help you uncover differences between the products and find the laptop that will best fit your needs.

MSI GS76 11UG (291UK Stealth) Review

Advantages and disadvantages of MSI GS76 11UG (291UK Stealth) based on its technical characteristics, features, user experience, expert reviews and price level.

powerful gaming performance

slim, attractive design

high refresh rate display

robust build quality

good thermal management

expensive price point

average battery life

limited port selection

noisy under load

MSI GS66 12UGS (203UK Stealth) Review

Advantages and disadvantages of MSI GS66 12UGS (203UK Stealth) based on its technical characteristics, features, user experience, expert reviews and price level.

powerful gaming performance

high refresh rate display

sleek, durable design

advanced cooling system

good battery life

relatively expensive

heavy for portability

noisy under load

limited color accuracy

Laptop Comparison and Tests

Difference between MSI GS76 11UG (291UK Stealth) and MSI GS66 12UGS (203UK Stealth)
86 % - Design
83 % - Display
85 % - Performance
85 % - Connectivity
75 % - Battery
85 % - Design
85 % - Display
85 % - Performance
85 % - Connectivity
75 % - Battery

Laptop Specifications Comparison

MSI GS76 11UG (291UK Stealth) vs. MSI GS66 12UGS (203UK Stealth) Comparison Chart
DESIGN AND DIMENSIONS MSI GS76 11UG (291UK Stealth) MSI GS66 12UGS (203UK Stealth)
Product Type Notebook Notebook
Dimensions (WxDxH) 39.61 cm x 25.94 cm x 2.025 cm 35.83 cm x 24.8 cm x 1.98 cm
Weight 2.45 kg 2.1 kg
Colour Core black Core black
DISPLAY MSI GS76 11UG (291UK Stealth) MSI GS66 12UGS (203UK Stealth)
Screen Size (Type) 17.3" 15.6"
LCD Backlight Technology LED backlight LED backlight
Screen Resolution 1920 x 1080 (Full HD) 2560 x 1440 (QHD)
V-Sync Rate at Max Res. 360 Hz 240 Hz
Widescreen Yes Yes
Image Aspect Ratio 16:9 16:9
Colour Gamut - 100% DCI-P3
Features MSI Matrix Display, thin bezel design, IPS-level, MSI True Color Technology 3.0 MSI Matrix Display, IPS-level
PROCESSOR MSI GS76 11UG (291UK Stealth) MSI GS66 12UGS (203UK Stealth)
CPU Intel Core i7 (11th Gen) 11800H / 2.3 GHz Intel Core i7 (12th Gen) 12700H / 2.3 GHz
Max Turbo Speed 4.6 GHz 4.7 GHz
Number of Cores 8-core 14-core
Cache 24 MB 24 MB
Chipset Intel HM570 -
Features Hyper-Threading Technology, Intel Smart Cache, Intel Deep Learning Boost (DL Boost) Hyper-Threading Technology, Intel Smart Cache, Intel Turbo Boost Max Technology 3.0, Intel Deep Learning Boost (DL Boost)
MEMORY MSI GS76 11UG (291UK Stealth) MSI GS66 12UGS (203UK Stealth)
RAM 32 GB (2 x 16 GB) 32 GB (2 x 16 GB)
Max RAM Supported 64 GB 64 GB
RAM Type DDR4 SDRAM DDR5 SDRAM
Speed 3200 MHz 4800 MHz
Rated Speed 3200 MHz -
Form Factor SO-DIMM 260-pin SO-DIMM 262-pin
Slots Qty 2 2
Empty Slots 0 0
STORAGE MSI GS76 11UG (291UK Stealth) MSI GS66 12UGS (203UK Stealth)
Main Storage Size (HDD/SSD) 1 TB SSD M.2 PCIe 4.0 x4 - NVM Express (NVMe) 1 TB SSD M.2 PCIe 4.0 x4 - NVM Express (NVMe)
AUDIO & VIDEO MSI GS76 11UG (291UK Stealth) MSI GS66 12UGS (203UK Stealth)
Graphics Processor (GPU) NVIDIA GeForce RTX 3070 NVIDIA GeForce RTX 3070 Ti
Video Memory 8 GB GDDR6 SDRAM 8 GB GDDR6 SDRAM
Video System Features Max-Q design, NVIDIA Resizable BAR, Dynamic Boost 2.0 Max-Q design, Dynamic Boost
Gaming - Yes
Camera Yes - 720p Yes - 720p
Camera Features IR camera IR camera
Frame Rate 30 frames per second 30 frames per second
Sound Stereo speakers, microphone Stereo speakers, microphone
Audio Features Dynaudio Premium Sound Technology, noise-cancellation technology, Nahimic 3 sound technology Dynaudio Premium Sound Technology, Nahimic 3 sound technology
COMMUNICATIONS MSI GS76 11UG (291UK Stealth) MSI GS66 12UGS (203UK Stealth)
Wireless 802.11a/b/g/n/ac/ax, Bluetooth 5.2 Bluetooth 5.2, 802.11a/b/g/n/ac/ax (Wi-Fi 6E)
Wireless Controller Killer Wi-Fi 6E AX1675 Killer Wi-Fi 6E AX1675
Network Interface 2.5 Gigabit Ethernet 2.5 Gigabit Ethernet
Ethernet Controller - Killer E3100G
Features Killer Ethernet, Killer DoubleShot Pro Technology Dual stream (2x2)
BATTERY MSI GS76 11UG (291UK Stealth) MSI GS66 12UGS (203UK Stealth)
Technology 4-cell lithium polymer 4-cell lithium polymer
Battery Capacity (Size) 99.9 Wh 99.9 Wh
AC ADAPTER MSI GS76 11UG (291UK Stealth) MSI GS66 12UGS (203UK Stealth)
Output 230 Watt 240 Watt
INPUT MSI GS76 11UG (291UK Stealth) MSI GS66 12UGS (203UK Stealth)
Type Keyboard, touchpad Keyboard, touchpad
Keyboard Backlight Yes (RGB) Yes (RGB)
Features Per-key RGB Per-key RGB
CONNECTIONS & EXPANSIONS MSI GS76 11UG (291UK Stealth) MSI GS66 12UGS (203UK Stealth)
Slots 1 x M.2 (PCI Express 4.0) (0 free)
1 x M.2 (PCI Express 3.0) (1 free)
2 x M.2 (PCI Express 4.0) (1 free)
Interfaces LAN
HDMI
USB-C (supports Thunderbolt 4, DisplayPort Alt Mode) (Power Delivery)
Headphone/microphone combo jack
2 x USB 3.2 Gen 2
USB-C 3.2 Gen 2 (supports DisplayPort Alt Mode)
LAN
HDMI
USB-C (supports Thunderbolt 4, DisplayPort Alt Mode) (Power Delivery)
2 x USB-C 3.2 Gen 2 (supports DisplayPort Alt Mode)
2 x USB 3.2 Gen 2
Headphone/microphone combo jack
Memory Card Reader Yes (SD Card, SDHC Card, SDXC UHS-III Card) -
SOFTWARE MSI GS76 11UG (291UK Stealth) MSI GS66 12UGS (203UK Stealth)
Operating System (OS) Windows 10 Home Advanced Windows 11 Home Advanced
Software Included Norton Internet Security (60 days trial), SteelSeries Engine 3, Killer Network Manager, Microsoft Office 2016 (30 days trial), Nahimic Audio Enhancer 3, NVIDIA GeForce Experience, MSI APP Player, MSI True Color 3.0, MSI Center, MSI Battery Master Norton Internet Security (60 days trial), Killer Network Manager, MSI Mystic Light, NVIDIA GeForce Experience, MSI APP Player, MSI Center, MSI Battery Master, SteelSeries GG, MSI Companion, Game Highlights, Ambient Link, Crosshair
MISCELLANEOUS MSI GS76 11UG (291UK Stealth) MSI GS66 12UGS (203UK Stealth)
Included Accessories Power adapter Power adapter
Security - Fingerprint reader
Features SteelSeries gaming keyboard, Cooler Boost Trinity+ technology SteelSeries gaming keyboard, Cooler Boost Trinity+ technology
Manufacturer Warranty Limited warranty - 2 years Limited warranty - 2 years
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