In depth comparison and review of MSI Alpha 15 (B5EEK) and MSI GP66 11UH (251UK Leopard). 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.
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
Advantages and disadvantages of MSI GP66 11UH (251UK Leopard) based on its technical characteristics, features, user experience, expert reviews and price level.
powerful gaming performance
high refresh rate display
robust build quality
excellent cooling system
good audio quality
heavy and bulky
short battery life
noisy under load
expensive price point
| DESIGN AND DIMENSIONS | MSI Alpha 15 (B5EEK) | MSI GP66 11UH (251UK Leopard) |
|---|
| Product Type | Notebook | Notebook |
|---|---|---|
| Dimensions (WxDxH) | 35.9 cm x 25.9 cm x 2.495 cm | 35.8 cm x 26.7 cm x 2.34 cm |
| Weight | 2.35 kg | 2.38 kg |
| Colour | Black | - |
| DISPLAY | MSI Alpha 15 (B5EEK) | MSI GP66 11UH (251UK Leopard) |
|---|
| Screen Size (Type) | 15.6" | 15.6" |
|---|---|---|
| LCD Backlight Technology | LED backlight | LED backlight |
| Screen Resolution | 1920 x 1080 (Full HD) | 1920 x 1080 (Full HD) |
| V-Sync Rate at Max Res. | 144 Hz | 240 Hz |
| Widescreen | Yes | Yes |
| Image Aspect Ratio | 16:9 | 16:9 |
| Colour Gamut | - | 100% sRGB |
| Features | MSI Matrix Display, IPS-level | MSI Matrix Display |
| PROCESSOR | MSI Alpha 15 (B5EEK) | MSI GP66 11UH (251UK Leopard) |
|---|
| CPU | AMD Ryzen 7 5800H / 3.2 GHz | Intel Core i7 (11th Gen) 11800H / 2.3 GHz |
|---|---|---|
| Max Turbo Speed | 4.4 GHz | 4.6 GHz |
| Number of Cores | 8-core | 8-core |
| Cache | L3 - 16 MB | 24 MB |
| Chipset | - | Intel HM570 |
| Features | - | Hyper-Threading Technology, Intel Smart Cache, Intel Speed Shift Technology, Intel Deep Learning Boost (DL Boost) |
| MEMORY | MSI Alpha 15 (B5EEK) | MSI GP66 11UH (251UK Leopard) |
|---|
| RAM | 16 GB (2 x 8 GB) | 32 GB (2 x 16 GB) |
|---|---|---|
| Max RAM Supported | - | 64 GB |
| RAM Type | DDR4 SDRAM | DDR4 SDRAM |
| Speed | 3200 MHz | 3200 MHz |
| Rated Speed | - | 3200 MHz |
| Form Factor | SO-DIMM 260-pin | SO-DIMM 260-pin |
| Slots Qty | 2 | 2 |
| Empty Slots | 0 | 0 |
| STORAGE | MSI Alpha 15 (B5EEK) | MSI GP66 11UH (251UK Leopard) |
|---|
| Main Storage Size (HDD/SSD) | 512 GB SSD M.2 PCIe 3.0 x4 - NVM Express (NVMe) | 1 TB SSD M.2 PCIe 3.0 x4 - NVM Express (NVMe) |
|---|
| AUDIO & VIDEO | MSI Alpha 15 (B5EEK) | MSI GP66 11UH (251UK Leopard) |
|---|
| 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 | - | NVIDIA Resizable BAR, Dynamic Boost 2.0 |
| Gaming | Yes | - |
| Camera | Yes - 720p | Yes - 720p |
| Frame Rate | 30 frames per second | 30 frames per second |
| Sound | Stereo speakers, microphone | Stereo speakers, microphone |
| Audio Features | Nahimic 3 sound technology | Nahimic 3 sound technology |
| COMMUNICATIONS | MSI Alpha 15 (B5EEK) | MSI GP66 11UH (251UK Leopard) |
|---|
| Wireless | 802.11a/b/g/n/ac/ax, Bluetooth 5.1 | 802.11a/b/g/n/ac/ax, Bluetooth 5.2 |
|---|---|---|
| Wireless Controller | Intel Wi-Fi 6 AX 200 | Killer Wi-Fi 6E AX1675 |
| Network Interface | Gigabit Ethernet | Gigabit Ethernet |
| Features | Dual stream (2x2) | Dual stream (2x2) |
| BATTERY | MSI Alpha 15 (B5EEK) | MSI GP66 11UH (251UK Leopard) |
|---|
| Technology | 4-cell | 4-cell lithium polymer |
|---|---|---|
| Battery Capacity (Size) | 90 Wh | 65 Wh |
| AC ADAPTER | MSI Alpha 15 (B5EEK) | MSI GP66 11UH (251UK Leopard) |
|---|
| Output | 180 Watt | - |
|---|
| INPUT | MSI Alpha 15 (B5EEK) | MSI GP66 11UH (251UK Leopard) |
|---|
| Type | Keyboard, touchpad, NumberPad | Keyboard, touchpad |
|---|---|---|
| Numeric Keypad | Yes | - |
| Keyboard Backlight | Yes (RGB) | Yes (RGB) |
| Features | - | SteelSeries Engine 3, per-key RGB |
| CONNECTIONS & EXPANSIONS | MSI Alpha 15 (B5EEK) | MSI GP66 11UH (251UK Leopard) |
|---|
| 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) |
LAN HDMI Mini DisplayPort Headphone/microphone combo jack 3 x USB 3.2 Gen 1 |
|---|
| SOFTWARE | MSI Alpha 15 (B5EEK) | MSI GP66 11UH (251UK Leopard) |
|---|
| Operating System (OS) | Windows 10 Home | Windows 10 Home |
|---|---|---|
| Software Included | MSI APP Player, MSI Center | SteelSeries Engine 3, MSI APP Player |
| MISCELLANEOUS | MSI Alpha 15 (B5EEK) | MSI GP66 11UH (251UK Leopard) |
|---|
| Included Accessories | Power adapter | Power adapter |
|---|---|---|
| Features | Cooler Boost 5 technology | SteelSeries gaming keyboard, Cooler Boost 5 technology |
| Manufacturer Warranty | Limited warranty - 1 year | Limited warranty - 1 year |
| Model Number | 064UK | - |
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