In depth comparison and review of MSI Crosshair 15 (B12UGZ) and MSI GS66 12UGS (203UK Stealth). 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.
| DESIGN AND DIMENSIONS | MSI Crosshair 15 (B12UGZ) | MSI GS66 12UGS (203UK Stealth) |
|---|
| Product Type | Notebook | Notebook |
|---|---|---|
| Dimensions (WxDxH) | 35.9 cm x 25.6 cm x 2.69 cm | 35.83 cm x 24.8 cm x 1.98 cm |
| Weight | 2.25 kg | 2.1 kg |
| Colour | - | Core black |
| DISPLAY | MSI Crosshair 15 (B12UGZ) | MSI GS66 12UGS (203UK Stealth) |
|---|
| Screen Size (Type) | 15.6" | 15.6" |
|---|---|---|
| LCD Backlight Technology | LED backlight | LED backlight |
| Screen Resolution | 2560 x 1440 (QHD) | 2560 x 1440 (QHD) |
| V-Sync Rate at Max Res. | 165 Hz | 240 Hz |
| Widescreen | Yes | Yes |
| Image Aspect Ratio | 16:9 | 16:9 |
| Colour Gamut | 100% DCI-P3 | 100% DCI-P3 |
| Features | - | MSI Matrix Display, IPS-level |
| PROCESSOR | MSI Crosshair 15 (B12UGZ) | MSI GS66 12UGS (203UK Stealth) |
|---|
| CPU | Intel Core i9 (12th Gen) 12900H / 2.5 GHz | Intel Core i7 (12th Gen) 12700H / 2.3 GHz |
|---|---|---|
| Max Turbo Speed | 5 GHz | 4.7 GHz |
| Number of Cores | 14-core | 14-core |
| Cache | 24 MB | 24 MB |
| Features | - | Hyper-Threading Technology, Intel Smart Cache, Intel Turbo Boost Max Technology 3.0, Intel Deep Learning Boost (DL Boost) |
| MEMORY | MSI Crosshair 15 (B12UGZ) | MSI GS66 12UGS (203UK 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 |
| Form Factor | SO-DIMM 260-pin | SO-DIMM 262-pin |
| Slots Qty | - | 2 |
| Empty Slots | - | 0 |
| STORAGE | MSI Crosshair 15 (B12UGZ) | MSI GS66 12UGS (203UK Stealth) |
|---|
| Main Storage Size (HDD/SSD) | 1 TB SSD M.2 PCIe 4.0 x4 - NVM Express (NVMe) | 1 TB SSD M.2 PCIe 4.0 x4 - NVM Express (NVMe) |
|---|
| AUDIO & VIDEO | MSI Crosshair 15 (B12UGZ) | MSI GS66 12UGS (203UK Stealth) |
|---|
| Graphics Processor (GPU) | NVIDIA GeForce RTX 3070 | NVIDIA GeForce RTX 3070 Ti |
|---|---|---|
| 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 |
| Audio Features | - | Dynaudio Premium Sound Technology, Nahimic 3 sound technology |
| COMMUNICATIONS | MSI Crosshair 15 (B12UGZ) | MSI GS66 12UGS (203UK Stealth) |
|---|
| Wireless | 802.11a/b/g/n/ac/ax, Bluetooth 5.2 | Bluetooth 5.2, 802.11a/b/g/n/ac/ax (Wi-Fi 6E) |
|---|---|---|
| Wireless Controller | Intel Wi-Fi 6 AX 201 | Killer Wi-Fi 6E AX1675 |
| Network Interface | Gigabit Ethernet | 2.5 Gigabit Ethernet |
| Ethernet Controller | - | Killer E3100G |
| Features | Dual stream (2x2) | Dual stream (2x2) |
| BATTERY | MSI Crosshair 15 (B12UGZ) | MSI GS66 12UGS (203UK Stealth) |
|---|
| Technology | 4-cell | 4-cell lithium polymer |
|---|---|---|
| Battery Capacity (Size) | 90 Wh | 99.9 Wh |
| AC ADAPTER | MSI Crosshair 15 (B12UGZ) | MSI GS66 12UGS (203UK Stealth) |
|---|
| Output | - | 240 Watt |
|---|
| INPUT | MSI Crosshair 15 (B12UGZ) | MSI GS66 12UGS (203UK Stealth) |
|---|
| Type | Keyboard, touchpad | Keyboard, touchpad |
|---|---|---|
| Numeric Keypad | Yes | - |
| Keyboard Backlight | Yes | Yes (RGB) |
| Features | - | Per-key RGB |
| CONNECTIONS & EXPANSIONS | MSI Crosshair 15 (B12UGZ) | MSI GS66 12UGS (203UK Stealth) |
|---|
| Slots | - | 2 x M.2 (PCI Express 4.0) (1 free) |
|---|---|---|
| Interfaces | HDMI USB-C 3.2 Gen 1 2 x USB 3.2 Gen 1 USB 2.0 LAN Headphone/microphone combo jack |
LAN HDMI USB-C (supports Thunderbolt 4, DisplayPort Alt Mode) (Power Delivery) 2 x USB-C 3.2 Gen 2 (supports DisplayPort Alt Mode) 2 x USB 3.2 Gen 2 Headphone/microphone combo jack |
| SOFTWARE | MSI Crosshair 15 (B12UGZ) | MSI GS66 12UGS (203UK Stealth) |
|---|
| Operating System (OS) | Windows 11 Home | Windows 11 Home Advanced |
|---|---|---|
| Software Included | MSI APP Player | Norton Internet Security (60 days trial), Killer Network Manager, MSI Mystic Light, NVIDIA GeForce Experience, MSI APP Player, MSI Center, MSI Battery Master, SteelSeries GG, MSI Companion, Game Highlights, Ambient Link, Crosshair |
| MISCELLANEOUS | MSI Crosshair 15 (B12UGZ) | MSI GS66 12UGS (203UK Stealth) |
|---|
| Included Accessories | Power adapter | Power adapter |
|---|---|---|
| Security | - | Fingerprint reader |
| Features | Cooler Boost 5 technology | SteelSeries gaming keyboard, Cooler Boost Trinity+ technology |
| Manufacturer Warranty | Limited warranty - 2 years | Limited warranty - 2 years |
| Model Number | 293UK | - |
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