MSI Alpha 15 (B5EEK) vs. MSI GS66 12UH (200UK Stealth)

Laptop Comparison, Reviews and Tests

Side by side comparison and review of MSI Alpha 15 (B5EEK) and MSI GS66 12UH (200UK Stealth). Compare dimensions, processors, batteries, storage capacities and other key specifications and features to simplify the choice of your perfect laptop. Our goal is to make it easier for you to decide on the laptop that will best meet your expectations by revealing the main differences between the products.

MSI Alpha 15 (B5EEK) Review

Advantages and disadvantages of MSI Alpha 15 (B5EEK) based on its technical characteristics, features, user experience, expert reviews and price level.

powerful AMD processor

vivid 144Hz display

RGB backlit keyboard

ample connectivity options

decent gaming performance

average battery life

heavier build

noisy under load

limited upgradeability

MSI GS66 12UH (200UK Stealth) Review

Advantages and disadvantages of MSI GS66 12UH (200UK Stealth) based on its technical characteristics, features, user experience, expert reviews and price level.

powerful gaming performance

high refresh rate display

sleek, portable design

robust build quality

efficient cooling system

expensive price point

average battery life

limited port selection

noisy under load

Laptop Comparison and Tests

Difference between MSI Alpha 15 (B5EEK) and MSI GS66 12UH (200UK Stealth)
85 % - Design
85 % - Display
85 % - Performance
85 % - Connectivity
75 % - Battery
81 % - Design
84 % - Display
87 % - Performance
85 % - Connectivity
85 % - Battery

Laptop Specifications Comparison

MSI Alpha 15 (B5EEK) vs. MSI GS66 12UH (200UK Stealth) Comparison Chart
DESIGN AND DIMENSIONS MSI Alpha 15 (B5EEK) MSI GS66 12UH (200UK Stealth)
Product Type Notebook Notebook
Dimensions (WxDxH) 35.9 cm x 25.9 cm x 2.495 cm 35.83 cm x 24.8 cm x 1.98 cm
Weight 2.35 kg 2.1 kg
Colour Black Core black
DISPLAY MSI Alpha 15 (B5EEK) MSI GS66 12UH (200UK 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. 144 Hz 240 Hz
Widescreen Yes Yes
Image Aspect Ratio 16:9 16:9
Colour Gamut - 100% DCI-P3
Features MSI Matrix Display, IPS-level MSI Matrix Display, MSI True Colour Technology, IPS-level
PROCESSOR MSI Alpha 15 (B5EEK) MSI GS66 12UH (200UK Stealth)
CPU AMD Ryzen 7 5800H / 3.2 GHz Intel Core i9 (12th Gen) 12900H / 2.5 GHz
Max Turbo Speed 4.4 GHz 5 GHz
Number of Cores 8-core 14-core
Cache L3 - 16 MB -
MEMORY MSI Alpha 15 (B5EEK) MSI GS66 12UH (200UK Stealth)
RAM 16 GB (2 x 8 GB) 32 GB (2 x 16 GB)
Max RAM Supported - 64 GB
RAM Type DDR4 SDRAM DDR5 SDRAM
Speed 3200 MHz 4800 MHz
Rated Speed - 4800 MHz
Form Factor SO-DIMM 260-pin SO-DIMM 262-pin
Slots Qty 2 2
Empty Slots 0 0
STORAGE MSI Alpha 15 (B5EEK) MSI GS66 12UH (200UK Stealth)
Main Storage Size (HDD/SSD) 512 GB SSD M.2 PCIe 3.0 x4 - NVM Express (NVMe) 2 TB SSD M.2 PCIe 4.0 - NVM Express (NVMe)
AUDIO & VIDEO MSI Alpha 15 (B5EEK) MSI GS66 12UH (200UK Stealth)
Multi-GPU Configuration 1 single GPU card / integrated GPU -
Graphics Processor (GPU) AMD Radeon RX 6600M / AMD Radeon Graphics NVIDIA GeForce RTX 3080
Video Memory 8 GB GDDR6 SDRAM 8 GB GDDR6 SDRAM
Video System Features - Max-Q design, Dynamic Boost
Gaming Yes Yes
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, microphone
Audio Features Nahimic 3 sound technology Dynaudio Premium Sound Technology, Nahimic audio
COMMUNICATIONS MSI Alpha 15 (B5EEK) MSI GS66 12UH (200UK Stealth)
Wireless 802.11a/b/g/n/ac/ax, Bluetooth 5.1 Bluetooth 5.2, 802.11a/b/g/n/ac/ax (Wi-Fi 6E)
Wireless Controller Intel Wi-Fi 6 AX 200 -
Network Interface Gigabit Ethernet 2.5 Gigabit Ethernet
Ethernet Controller - Killer E3100G
Features Dual stream (2x2) -
BATTERY MSI Alpha 15 (B5EEK) MSI GS66 12UH (200UK Stealth)
Technology 4-cell 4-cell lithium polymer
Battery Capacity (Size) 90 Wh 99.9 Wh
AC ADAPTER MSI Alpha 15 (B5EEK) MSI GS66 12UH (200UK Stealth)
Output 180 Watt 240 Watt
INPUT MSI Alpha 15 (B5EEK) MSI GS66 12UH (200UK Stealth)
Type Keyboard, touchpad, NumberPad Keyboard, touchpad
Numeric Keypad Yes -
Keyboard Backlight Yes (RGB) Yes (RGB)
Features - Per-key RGB
CONNECTIONS & EXPANSIONS MSI Alpha 15 (B5EEK) MSI GS66 12UH (200UK Stealth)
Slots - 2 x M.2 (PCI Express 4.0) (1 free)
Interfaces Headphone/microphone combo jack
USB 2.0
HDMI
USB-C 3.2 Gen 1 (supports DisplayPort Alt Mode)
2 x USB 3.2 Gen 1
LAN (RJ-45)
Headphone/microphone combo jack
2 x USB-C 3.2 Gen 2 (supports DisplayPort Alt Mode)
USB-C (supports Thunderbolt 4, DisplayPort Alt Mode) (Power Delivery)
2 x USB 3.2 Gen 2
LAN
HDMI
SOFTWARE MSI Alpha 15 (B5EEK) MSI GS66 12UH (200UK Stealth)
Operating System (OS) Windows 10 Home Windows 11 Home Advanced
Software Included MSI APP Player, MSI Center Norton Internet Security (60 days trial), Killer Network Manager, MSI Mystic Light, Nahimic Audio Enhancer 3, NVIDIA GeForce Experience, MSI APP Player, MSI True Color 3.0, MSI Center, MSI Battery Master, SteelSeries GG, MSI Companion, Game Highlights, Ambient Link, Crosshair, Noise Cancellation
MISCELLANEOUS MSI Alpha 15 (B5EEK) MSI GS66 12UH (200UK Stealth)
Included Accessories Power adapter Power adapter
Security - Fingerprint reader
Features Cooler Boost 5 technology Cooler Boost Trinity+ technology
Manufacturer Warranty Limited warranty - 1 year Limited warranty - 2 years
Model Number 064UK -
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