Compare Dell Precision 5550 vs Dell Precision 7740 vs Dell Precision 7550
Variants
FHD+
4K
IPS
IPS IGZO
TN
FHD
4K UHD
Connectivity
Ports
3x Thunderbolt 3 + 1x Audio jack + 1x SD card
4x 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
2x USB 3.2 Gen1 + 2x Thunderbolt 3 + HDMI 2.0 + Mini DisplayPort 1.4 + Audio jack + RJ45 + SD card
Wireless Connectivity
WiFi 6, Bluetooth 5.1
WiFi 5 or WiFi 6 + Bluetooth 4.2 or Bluetooth 5.0
WiFi 6, Bluetooth
Construction
Battery | Capacity
56 or 86 Wh
64 Wh or 97 Wh
68 or 95 Wh
Camera | Front
IR HD fixed focus camera
Optional HD or IR camera
HD IR
Material
Aluminum or carbon fiber display cover
Microphone
Dual integrated high quality speakers and optional dual integrated noise cancelling
Speakers
Stereo woofer 2.5 W x 2 and stereo tweeter 1.5 W x 2
2W Stereo speaker
Dimensions
Size | Depth
230.30 mm
273.7 mm / 10.7 inch
242 mm
Size | Height
11.65 mm
25.3 mm / 0.99 inch
27.36 mm
Size | Width
344.4 mm
414.2 mm / 16.3 inch
360 mm
Weight
1.84 kg
3.08 kg / 6.79 lbs
2.45 kg
Display
Aspect Ratio
16:10
16:9
Brightness
220 or 500 nits
Display Diagonal
17 inch
17.3 inch
17.3 inch
Display Type
TN, IPS, or IGZO
IPS, anti-glare
Gamut
100% sRGB
Refresh Rate
60 Hz
60 Hz
Resolution
4K UHD (3840x2160) or FHD (1920x1080)
Function
Audio
MaxxAudio Pro by Waves
Chipset
Intel Mobile CM246
Graphics
Intel UHD Graphics 630, NVIDIA Quadro T1000, or Quadro T2000
Intel UHD Graphics 630 or P630 or AMD Radeon Pro WX 3200 4GB GDDR5 or WX 7130 8GB GDDR5, or NVIDIA Quadro RTX 3000 6GB GDDR6, RTX 4000 8GB GDDR6, or RTX 5000 16GB GDDR6
Intel UHD or NVIDIA Quadro T1000 4GB GDDR6, T2000 4GB GDDR6, RTX 3000 6GB GDDR6, RTX 4000 8GB GDDR6, or RTX 5000 16GB GDDR6
HDR
HDR400 (4K UHD only)
Keyboard Backlight
White
Yes
Operating System
Windows 10 or Ubuntu Linux 18.04
Windows 10, Ubuntu 18.04 LTS, or RedHat 7.5
Windows 10 or Ubuntu Linux 18.04
Processor
10th-gen Intel Core i5, i7, i9 H-series or Xeon W-series
Intel Core i5-9400H, i7-9750H, i7-9850H, i9-9880H, or i9-9880HK or Intel Xeon E-2276M or E-2286M
10th-gen Intel Core i5-10400H, i7-10750H, i7-10850H, i7-10875H, or i9-10885H or Xeon W-10855M or W-10885M
Touch Screen
4K panel only
Performance
Memory | Capacity
2x SoDIMM up to 64GB (non-ECC) or 32GB (ECC)
Up to 128 GB DDR4 2666MHz, or Up to 64 GB DDR4 3200MHz
Up to 128GB DDR4-2933 non-ECC or ECC, or up to 64GB DDR4-3200
Memory | Type
DDR4 2933MHz non-ECC or DDR4 2666MHz ECC
DDR4 2666MHz ECC or Non-ECC, or DDR4 3200MHz Non-ECC
DDR4 2933MHz non-ECC or ECC, or DDR4 3200MHz
Power Supply
240 W
Storage
M.2 PCIe NVMe up to 1TB, Self encrypting SSD available
Up to 1TB M.2 NVMe SSD + 2TB 2.5" HDD
4x M.2 PCIe NVMe up to 2TB w/ optional Opal 2.0 encryption
Production
Availability
2020-05-28
Debut
2020-05
Computex 2019
2020-05-19
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