MSI Alpha 15 (A3DD) vs. MSI GS66 11UG (278UK Stealth)

Laptop Comparison, Reviews and Tests

Detailed comparison and review of MSI Alpha 15 (A3DD) and MSI GS66 11UG (278UK Stealth). 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 Alpha 15 (A3DD) Review

Advantages and disadvantages of MSI Alpha 15 (A3DD) based on its technical characteristics, features, user experience, expert reviews and price level.

powerful AMD processor

high refresh rate display

reasonable price point

robust gaming performance

solid build quality

average battery life

heavier than competitors

no Thunderbolt support

limited color accuracy

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 Alpha 15 (A3DD) and MSI GS66 11UG (278UK Stealth)
76 % - Design
75 % - Display
75 % - Performance
85 % - Connectivity
75 % - Battery
85 % - Design
85 % - Display
85 % - Performance
85 % - Connectivity
75 % - Battery

Laptop Specifications Comparison

MSI Alpha 15 (A3DD) vs. MSI GS66 11UG (278UK Stealth) Comparison Chart
DESIGN AND DIMENSIONS MSI Alpha 15 (A3DD) MSI GS66 11UG (278UK Stealth)
Product Type Notebook Notebook
Dimensions (WxDxH) 35.77 cm x 24.8 cm x 2.75 cm 35.8 cm x 24.8 cm x 1.98 cm
Weight 2.3 kg 2.1 kg
Colour Black Core black
DISPLAY MSI Alpha 15 (A3DD) MSI GS66 11UG (278UK Stealth)
Screen Size (Type) 15.6" 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. 120 Hz 165 Hz
Widescreen Yes Yes
Image Aspect Ratio 16:9 16:9
Features Anti-glare, MSI Matrix Display MSI Matrix Display, narrow-bezel design
PROCESSOR MSI Alpha 15 (A3DD) MSI GS66 11UG (278UK Stealth)
CPU AMD Ryzen 7 3750H / 2.3 GHz Intel Core i7 (11th Gen) 11800H / 2.3 GHz
Max Turbo Speed 4 GHz 4.6 GHz
Number of Cores Quad-Core 8-core
Cache 4 MB 24 MB
64-bit Computing Yes -
Chipset - Intel HM570
Features - Hyper-Threading Technology, Intel Smart Cache, Intel Deep Learning Boost (DL Boost)
MEMORY MSI Alpha 15 (A3DD) MSI GS66 11UG (278UK Stealth)
RAM 8 GB 32 GB (2 x 16 GB)
Max RAM Supported 64 GB 64 GB
RAM Type DDR4 SDRAM DDR4 SDRAM
Speed 2666 MHz 3200 MHz
Rated Speed - 3200 MHz
Form Factor SO-DIMM 260-pin SO-DIMM 260-pin
Slots Qty 2 2
Empty Slots - 0
STORAGE MSI Alpha 15 (A3DD) MSI GS66 11UG (278UK Stealth)
Main Storage Size (HDD/SSD) 512 GB SSD M.2 PCIe - NVM Express (NVMe) 1 TB SSD M.2 PCIe 4.0 x4 - NVM Express (NVMe)
AUDIO & VIDEO MSI Alpha 15 (A3DD) MSI GS66 11UG (278UK Stealth)
Graphics Processor (GPU) AMD Radeon RX 5500M NVIDIA GeForce RTX 3070
Video Memory 4 GB GDDR6 SDRAM 8 GB GDDR6 SDRAM
Video System Features - Max-Q design
Camera Yes - 720p Yes - 720p
Camera Features - IR camera
Frame Rate 30 frames per second 30 frames per second
Sound Stereo speakers, microphone Stereo speakers
Audio Features Nahimic 3 sound technology -
COMMUNICATIONS MSI Alpha 15 (A3DD) MSI GS66 11UG (278UK Stealth)
Wireless 802.11a/b/g/n/ac, Bluetooth 5.0 802.11a/b/g/n/ac/ax, Bluetooth 5.2
Wireless Controller - Killer Wi-Fi 6E AX1675
Network Interface Gigabit Ethernet Gigabit Ethernet
Ethernet Controller Killer Ethernet E2600 -
BATTERY MSI Alpha 15 (A3DD) MSI GS66 11UG (278UK Stealth)
Technology 6-cell Lithium Ion 4-cell
Battery Capacity (Size) 51 Wh 99 Wh
AC ADAPTER MSI Alpha 15 (A3DD) MSI GS66 11UG (278UK Stealth)
Output 180 Watt 230 Watt
INPUT MSI Alpha 15 (A3DD) MSI GS66 11UG (278UK Stealth)
Type Keyboard, touchpad Keyboard, touchpad
Keyboard Backlight Yes Yes (RGB)
Features Red backlighting Per-key RGB
CONNECTIONS & EXPANSIONS MSI Alpha 15 (A3DD) MSI GS66 11UG (278UK Stealth)
Interfaces Headphone/SPDIF combo jack
HDMI
Mini DisplayPort
USB-C 3.2 Gen 1
3 x USB 3.2 Gen 1
Microphone input
LAN
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
Memory Card Reader Yes (SD Card, SDHC Card, SDXC Card) -
SOFTWARE MSI Alpha 15 (A3DD) MSI GS66 11UG (278UK Stealth)
Operating System (OS) Windows 10 Home 64-bit Edition Windows 10 Home Advanced
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 Alpha 15 (A3DD) MSI GS66 11UG (278UK Stealth)
Included Accessories Power adapter Power adapter
Features SteelSeries gaming keyboard, Cooler Boost 5 technology SteelSeries gaming keyboard, Cooler Boost Trinity+ technology
Manufacturer Warranty Limited warranty - 1 year - pick-up and return Limited warranty - 2 years
Model Number 057UK -
Other Comparisons with MSI Alpha 15 (A3DD)
Other Comparisons with MSI GS66 11UG (278UK Stealth)
Other Popular Laptop Comparisons
Other projects: