Compare Dell Precision 7550 vs MSI WS66 vs Dell Precision 7540
Variants
FHD
4K UHD
4K
FHD
4K
IPS
IPS IGZO
Connectivity
Ports
2x USB 3.2 Gen1 + 2x Thunderbolt 3 + HDMI 2.0 + Mini DisplayPort 1.4 + Audio jack + RJ45 + SD card
1x Thunderbolt 3 + 1x USB-C 3.2 Gen2 + 1x USB 3.2 Gen2 + 1x HDMI + 1x Headphone + 1x Microphone + 1x RJ45 (1Gbps) + 1x SD
3x USB 3.1 Gen1 + 2x Thunderbolt 3 + 1x SD + 1x mini-DisplayPort 1.4 + 1x HDMI 2.0 + 1x RJ45 + 1x Headphone + 1x Smart card reader
Wireless Connectivity
WiFi 6, Bluetooth
WiFi 6 + Bluetooth 5.1
WiFi 5 or WiFi 6 + Bluetooth 4.2 or Bluetooth 5.0
Construction
Battery | Capacity
68 or 95 Wh
99.9 Wh
64 Wh or 97 Wh
Camera | Front
HD IR
IR HD type (30fps@720p)
Optional HD or IR camera
Colors
Carbon Gray
Material
Aluminum
Aluminum or carbon fiber display cover
Microphone
Dual integrated high quality speakers and optional dual integrated noise cancelling
Speakers
2W Stereo speaker
2x 2W Duo Wave Speakers
Dimensions
Size | Depth
242 mm
248 mm
251.3 mm / 9.89 inch
Size | Height
27.36 mm
18.3~19.8 mm
29.95 mm / 1.17 inch
Size | Width
360 mm
358.3 mm
337.6 mm / 13.29 inch
Weight
2.45 kg
2.1 kg
2.53 kg / 5.57 lbs
Display
Aspect Ratio
16:9
Brightness
220 or 500 nits
Display Diagonal
17.3 inch
15.6 inch
15.6 inch
Display Type
IPS, anti-glare
IPS
TN, IPS, or IGZO
Refresh Rate
60 Hz
Resolution
4K UHD (3840x2160) or FHD (1920x1080)
FHD (1920x1080) or 4K UHD (3840x2160)
Function
Audio
MaxxAudio Pro by Waves
Chipset
Intel HM470 or WM490
Intel Mobile CM246
Graphics
Intel UHD or NVIDIA Quadro T1000 4GB GDDR6, T2000 4GB GDDR6, RTX 3000 6GB GDDR6, RTX 4000 8GB GDDR6, or RTX 5000 16GB GDDR6
NVIDIA Quadro RTX 3000 6GB GDDR6, RTX 4000 8GB GDDR6, or RTX 5000 16GB GDDR6
Intel UHD Graphics 630 or P630 or AMD Radeon Pro WX 3200 4GB GDDR5, or NVIDIA Quadro T1000 4GB GDDR5, T2000 4GB GDDR5, or RTX 3000 6GB GDDR6
HDR
HDR400 (4K UHD only)
Keyboard Backlight
Yes
Yes
Operating System
Windows 10 or Ubuntu Linux 18.04
Windows 10
Windows 10, Ubuntu 18.04 LTS, or RedHat 7.5
Processor
10th-gen Intel Core i5-10400H, i7-10750H, i7-10850H, i7-10875H, or i9-10885H or Xeon W-10855M or W-10885M
Up to 10th-gen Intel Core i9 Processor
Intel Core i5-9400H, i7-9750H, i7-9850H, i9-9880H, or i9-9880HK or Intel Xeon E-2276M or E-2286M
Touch Screen
Available in FHD
Available in FHD
Performance
Durability
MIL-STD-810G military standard
Key Travel
1.5 mm
Memory | Capacity
Up to 128GB DDR4-2933 non-ECC or ECC, or up to 64GB DDR4-3200
2x slots, Max 64GB
Up to 128 GB DDR4 2666MHz, or Up to 64 GB DDR4 3200MHz
Memory | Type
DDR4 2933MHz non-ECC or ECC, or DDR4 3200MHz
DDR4 2666 MHz (optional ECC)
DDR4 2666MHz ECC or Non-ECC, or DDR4 3200MHz Non-ECC
Power Supply
180 or 230 W Slim adapter
180 W
Storage
4x M.2 PCIe NVMe up to 2TB w/ optional Opal 2.0 encryption
2x M.2 SSD slots (1x PCIe/SATA combo + 1x PCIe)
Up to 1TB M.2 NVMe SSD + 2TB 2.5" HDD
Production
Availability
2020-05-28
Debut
2020-05-19
2020-06
Computex 2019
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