Compare Dell Precision 3561 vs Alienware x15 vs MSI GS66 Stealth 11UX
Variants
4K
FHD
HD
FHD 165Hz
QHD
FHD 360Hz
QHD
4K
FHD
Connectivity
Ports
2x Thunderbolt 4 + 2x USB 3.2 Gen1 + 1x HDMI 2.0 + 1x Audio combo + 1x RJ45 + 1x microSD card + 1x optional Smart card reader
1x USB 3.2 Gen1 + 1x USB 3.2 Gen2 + 1x Thunderbolt 4 + 1x HDMI 2.1 + 1x RJ45 + 1x Audio combo + 1x MicroSD
1x Thunderbolt 4 + 1x USB-C 3.2 Gen2 + 3x USB 3.2 Gen2 + 1x RJ45 (2.5Gbps) + 1x HDMI + 1x SD + 1x Audio combo
Wireless Connectivity
WiFi 5 + Bluetooth 4.2, WiFi 6 only, WiFi 6 + Bluetooth 5.2, WiFi 6E only, or WiFi 6E + Bluetooth 5.2
WiFi 6E + Bluetooth 5.2
WiFi 6E + Bluetooth 5.2
Construction
Battery | Capacity
64 or 97 Wh
99.9 Wh
Camera | Front
HD, HD IR, or FHD IR with proximity sensor
720p HD
HD type (30fps@720p)
Colors
Lunar Light
Core Black
Material
Aluminum exterior shell
Magnesium Alloy exterior shell and copper alloy thermal components
Aluminum
Microphone
Omni-directional
Dual-array microphones
Speakers
2x 2W stereo speakers with Waves MaxxAudio Pro
Stereo speakers, 8W in total
2x 2W Duo Wave Speaker
Dimensions
Size | Depth
242 mm / 9.53"
277.25 mm / 10.915"
248 mm
Size | Height
25.00 ~ 27.36 mm / 0.98" ~ 1.08"
18.3-19.8 mm
Size | Width
360 mm / 14.17"
359.7 mm / 14.16"
358.3 mm
Weight
2.45 kg / 5.42 lbs
3.02 kg / 6.65 lbs ~ 3.2 kg / 7.05 lbs
2.1 kg
Display
Aspect Ratio
16:9
16:9
16:9
Display Diagonal
15.6 inch
15.6 inch
15.6"
Display Type
IPS
IPS
Refresh Rate
60 Hz
Resolution
HD (1366x768), FHD (1920x1080), or 4K UHD (3840x2160)
FHD (1920x1080) or QHD (2560x1440)
FHD (1920x1080), QHD (2560x1440), or 4K UHD (3840x2160)
Function
Audio
Realtek ALC3281
Nahimic 3 Audio Enhance
Chipset
Intel HM570
Graphics
Intel UHD or NVIDIA T600 4GB or T1200 4GB GDDR^
NVIDIA GeForce RTX 3060 6GB GDDR6 or RTX 3070 8GB GDDR6
NVIDIA GeForce RTX 3060 6GB GDDR6, RTX 3070 8GB GDDR6, RTX 3080 8GB GDDR6, or RTX 3080 16GB GDDR6
Keyboard Backlight
Optional
per-key AlienFX RGB lighting
Per-Key RGB gaming keyboard by SteelSeries
Operating System
Windows 10, Windows 11, or Ubuntu Linux 20.04
Windows 10
Windows 10
Processor
11th-gen Intel Core i5-11400H, i5-11500H, i7-11800H, i7-11850H, or i9-11950H or Xeon W-11855M Tiger Lake
Intel Core i7-11800H or i9-11900H Tiger Lake
Up to 11th-gen Intel Core i9 Tiger Lake
RGB Lighting
AlienFX lighting programmable with up to 16.8 million distinct colors
Mystic Light
SIM
Optional 4G LTE micro SIM
Variable Framerate
NVIDIA G-SYNC available for 240Hz QHD & 360Hz FHD panels
Performance
Durability
MIL-STD-810G military standard for reliability and durability
Key Travel
1.3 mm
1.5 mm
Memory | Capacity
Up to 64GB, 2x SO-DIMMs
16 or 32 GB
2x SO-DIMMs, Max 64GB
Memory | Type
DDR4 3200MHz non-ECC or ECC
DDR4 3200MHz
DDR4 3200 MHz
Power Supply
230 W Slim adapter
Storage
Up to 2TB PCIe 4 x4 NVMe SSD + 2TB 2.5" SATA HDD
Up to 4TB (2x 2TB) PCIe NVMe SSD, RAID supported
1x M.2 NVMe PCIe Gen3 x4 + 1x M.2 NVMe PCIe Gen4 x4
Production
Availability
2021-06
Debut
2021-05
2021-06
2021-05
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