In depth comparison and review of MSI GP66 11UH (251UK Leopard) and MSI Crosshair 15 (B12UEZ). 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 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
Advantages and disadvantages of MSI Crosshair 15 (B12UEZ) based on its technical characteristics, features, user experience, expert reviews and price level.
powerful gaming performance
high refresh rate display
robust build quality
good thermal management
RGB keyboard lighting
heavy and bulky
average battery life
limited port selection
high price point
| DESIGN AND DIMENSIONS | MSI GP66 11UH (251UK Leopard) | MSI Crosshair 15 (B12UEZ) |
|---|
| Product Type | Notebook | Notebook |
|---|---|---|
| Dimensions (WxDxH) | 35.8 cm x 26.7 cm x 2.34 cm | 35.9 cm x 25.9 cm x 2.69 cm |
| Weight | 2.38 kg | 2.25 kg |
| Colour | - | Multi-colour gradient |
| DISPLAY | MSI GP66 11UH (251UK Leopard) | MSI Crosshair 15 (B12UEZ) |
|---|
| 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. | 240 Hz | 144 Hz |
| Widescreen | Yes | Yes |
| Image Aspect Ratio | 16:9 | - |
| Colour Gamut | 100% sRGB | 45% NTSC |
| Features | MSI Matrix Display | IPS-level |
| PROCESSOR | MSI GP66 11UH (251UK Leopard) | MSI Crosshair 15 (B12UEZ) |
|---|
| CPU | Intel Core i7 (11th Gen) 11800H / 2.3 GHz | Intel Core i7 (12th Gen) 12700H |
|---|---|---|
| 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 Speed Shift Technology, Intel Deep Learning Boost (DL Boost) | Intel Smart Cache |
| MEMORY | MSI GP66 11UH (251UK Leopard) | MSI Crosshair 15 (B12UEZ) |
|---|
| RAM | 32 GB (2 x 16 GB) | 16 GB (2 x 8 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 GP66 11UH (251UK Leopard) | MSI Crosshair 15 (B12UEZ) |
|---|
| Main Storage Size (HDD/SSD) | 1 TB SSD M.2 PCIe 3.0 x4 - NVM Express (NVMe) | 1 TB SSD PCIe 4.0 x4 - NVM Express (NVMe) |
|---|
| AUDIO & VIDEO | MSI GP66 11UH (251UK Leopard) | MSI Crosshair 15 (B12UEZ) |
|---|
| Graphics Processor (GPU) | NVIDIA GeForce RTX 3080 | NVIDIA GeForce RTX 3060 / Intel Iris Xe Graphics |
|---|---|---|
| Video Memory | 8 GB GDDR6 SDRAM | 6 GB GDDR6 SDRAM |
| Video System Features | NVIDIA Resizable BAR, Dynamic Boost 2.0 | Dynamic Boost |
| 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 sound technology |
| COMMUNICATIONS | MSI GP66 11UH (251UK Leopard) | MSI Crosshair 15 (B12UEZ) |
|---|
| Wireless | 802.11a/b/g/n/ac/ax, Bluetooth 5.2 | 802.11a/b/g/n/ac/ax, Bluetooth 5.2 |
|---|---|---|
| Wireless Controller | Killer Wi-Fi 6E AX1675 | Intel Wi-Fi 6 AX 201 |
| Network Interface | Gigabit Ethernet | Gigabit Ethernet |
| Features | Dual stream (2x2) | Dual stream (2x2) |
| BATTERY | MSI GP66 11UH (251UK Leopard) | MSI Crosshair 15 (B12UEZ) |
|---|
| Technology | 4-cell lithium polymer | 3-cell |
|---|---|---|
| Battery Capacity (Size) | 65 Wh | 53.5 Wh |
| INPUT | MSI GP66 11UH (251UK Leopard) | MSI Crosshair 15 (B12UEZ) |
|---|
| Type | Keyboard, touchpad | Keyboard, touchpad |
|---|---|---|
| Numeric Keypad | - | Yes |
| Keyboard Backlight | Yes (RGB) | Yes |
| Features | SteelSeries Engine 3, per-key RGB | 1.7mm travel distance |
| CONNECTIONS & EXPANSIONS | MSI GP66 11UH (251UK Leopard) | MSI Crosshair 15 (B12UEZ) |
|---|
| Interfaces | LAN HDMI Mini DisplayPort Headphone/microphone combo jack 3 x USB 3.2 Gen 1 |
Headphone/microphone combo jack USB 2.0 LAN (RJ-45) HDMI USB-C 3.2 Gen 1 2 x USB 3.2 Gen 1 |
|---|
| SOFTWARE | MSI GP66 11UH (251UK Leopard) | MSI Crosshair 15 (B12UEZ) |
|---|
| Operating System (OS) | Windows 10 Home | Windows 11 Home |
|---|---|---|
| Software Included | SteelSeries Engine 3, MSI APP Player | MSI Center |
| MISCELLANEOUS | MSI GP66 11UH (251UK Leopard) | MSI Crosshair 15 (B12UEZ) |
|---|
| Included Accessories | Power adapter | Power adapter |
|---|---|---|
| Features | SteelSeries gaming keyboard, Cooler Boost 5 technology | Cooler Boost 5 technology |
| Manufacturer Warranty | Limited warranty - 1 year | Limited warranty - 2 years |
| Model Number | - | 621UK |
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