In depth comparison and review of MSI GS66 10UE (278UK Stealth) and MSI Crosshair 15 (B12UGSZ). 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 GS66 10UE (278UK Stealth) based on its technical characteristics, features, user experience, expert reviews and price level.
powerful gaming performance
sleek, portable design
high refresh rate display
robust build quality
good thermal management
expensive price point
average battery life
limited port selection
noisy under load
Advantages and disadvantages of MSI Crosshair 15 (B12UGSZ) based on its technical characteristics, features, user experience, expert reviews and price level.
powerful gaming performance
high refresh rate display
robust build quality
RGB keyboard lighting
ample storage options
heavy and bulky
short battery life
high price point
limited port selection
| DESIGN AND DIMENSIONS | MSI GS66 10UE (278UK Stealth) | MSI Crosshair 15 (B12UGSZ) |
|---|
| Product Type | Notebook | Notebook |
|---|---|---|
| Dimensions (WxDxH) | 35.83 cm x 24.8 cm x 1.98 cm | 35.9 cm x 25.9 cm x 2.69 cm |
| Weight | 2.1 kg | 2.47 kg |
| Colour | Core black | Multi-colour gradient |
| DISPLAY | MSI GS66 10UE (278UK Stealth) | MSI Crosshair 15 (B12UGSZ) |
|---|
| 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. | 240 Hz | 165 Hz |
| Widescreen | Yes | Yes |
| Image Aspect Ratio | 16:9 | 16:9 |
| Colour Gamut | 100% sRGB | 100% DCI-P3 |
| Features | MSI Matrix Display, MSI True Colour Technology, thin bezel design | IPS-level |
| PROCESSOR | MSI GS66 10UE (278UK Stealth) | MSI Crosshair 15 (B12UGSZ) |
|---|
| CPU | Intel Core i7 (10th Gen) 10750H / 2.6 GHz | Intel Core i7 (12th Gen) 12700H / 2.3 GHz |
|---|---|---|
| Max Turbo Speed | 5 GHz | 4.7 GHz |
| Number of Cores | 6-core | 14-core |
| Cache | 12 MB | 24 MB |
| Chipset | Intel HM470 | - |
| Features | Hyper-Threading Technology, Intel Smart Cache, Intel Turbo Boost Max Technology 3.0, Intel Speed Shift Technology | - |
| MEMORY | MSI GS66 10UE (278UK Stealth) | MSI Crosshair 15 (B12UGSZ) |
|---|
| RAM | 16 GB (2 x 8 GB) | 16 GB (2 x 8 GB) |
|---|---|---|
| Max RAM Supported | 64 GB | 64 GB |
| RAM Type | DDR4 SDRAM | DDR4 SDRAM |
| Speed | 2933 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 GS66 10UE (278UK Stealth) | MSI Crosshair 15 (B12UGSZ) |
|---|
| Main Storage Size (HDD/SSD) | 512 GB SSD M.2 PCIe 3.0 - NVM Express (NVMe) | 1 TB SSD M.2 PCIe 4.0 - NVM Express (NVMe) |
|---|
| AUDIO & VIDEO | MSI GS66 10UE (278UK Stealth) | MSI Crosshair 15 (B12UGSZ) |
|---|
| Graphics Processor (GPU) | NVIDIA GeForce RTX 3060 | NVIDIA GeForce RTX 3070 Ti |
|---|---|---|
| Video Memory | 6 GB GDDR6 SDRAM | 8 GB GDDR6 SDRAM |
| Video System Features | NVIDIA Resizable BAR, Dynamic Boost 2.0 | Dynamic Boost |
| Gaming | - | 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 Duo Wave Speaker | Nahimic sound technology |
| COMMUNICATIONS | MSI GS66 10UE (278UK Stealth) | MSI Crosshair 15 (B12UGSZ) |
|---|
| Wireless | Bluetooth 5.1, 802.11a/b/g/n/ac/ax (Wi-Fi 6E) | 802.11a/b/g/n/ac/ax, Bluetooth 5.2 |
|---|---|---|
| Wireless Controller | Killer Wi-Fi 6 AX1650i | Intel Wi-Fi 6 AX 201 |
| Network Interface | 2.5 Gigabit Ethernet | Gigabit Ethernet |
| Ethernet Controller | - | Realtek RTL8111 |
| Features | Killer Ethernet, dual stream (2x2) | Dual stream (2x2) |
| BATTERY | MSI GS66 10UE (278UK Stealth) | MSI Crosshair 15 (B12UGSZ) |
|---|
| Technology | - | 4-cell lithium polymer |
|---|---|---|
| Battery Capacity (Size) | 99.9 Wh | 90 Wh |
| AC ADAPTER | MSI GS66 10UE (278UK Stealth) | MSI Crosshair 15 (B12UGSZ) |
|---|
| Output | - | 240 Watt |
|---|
| INPUT | MSI GS66 10UE (278UK Stealth) | MSI Crosshair 15 (B12UGSZ) |
|---|
| Type | Keyboard, touchpad | Keyboard, touchpad |
|---|---|---|
| Numeric Keypad | - | Yes |
| Keyboard Backlight | Yes (RGB) | Yes |
| Features | Per-key RGB | 1.7mm travel distance |
| CONNECTIONS & EXPANSIONS | MSI GS66 10UE (278UK Stealth) | MSI Crosshair 15 (B12UGSZ) |
|---|
| Slots | - | 2 x M.2 (PCI Express 4.0) (1 free) |
|---|---|---|
| Interfaces | LAN 3 x USB 3.2 Gen 2 USB-C 3.2 Gen 2 (supports Thunderbolt 3, DisplayPort Alt Mode) (Power Delivery) USB-C 3.2 Gen 2 HDMI Headphone/microphone combo jack |
Headphone/microphone combo jack USB 2.0 LAN HDMI USB-C 3.2 Gen 1 2 x USB 3.2 Gen 1 |
| SOFTWARE | MSI GS66 10UE (278UK Stealth) | MSI Crosshair 15 (B12UGSZ) |
|---|
| Operating System (OS) | Windows 10 Home | Windows 11 Home Advanced |
|---|---|---|
| Software Included | SteelSeries Engine 3, MSI Dragon Gaming Center, MSI APP Player | Norton Internet Security (60 days trial), MSI Mystic Light, Nahimic Audio Enhancer 3, NVIDIA GeForce Experience, MSI APP Player, MSI Center, MSI Battery Master, MSI Companion, Game Highlights, Ambient Link, Crosshair |
| MISCELLANEOUS | MSI GS66 10UE (278UK Stealth) | MSI Crosshair 15 (B12UGSZ) |
|---|
| Included Accessories | Power adapter | Power adapter |
|---|---|---|
| Features | SteelSeries gaming keyboard, Cooler Boost Trinity+ technology | Cooler Boost 5 technology |
| Manufacturer Warranty | Limited warranty - 2 years | Limited warranty - 2 years |
| Model Number | - | 292UK |
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