Compare Dell Precision 7740 vs Dell Precision 7750 vs Dell Precision 3561
Variants
IPS
IPS IGZO
TN
FHD
4K UHD
4K
FHD
HD
Connectivity
Ports
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
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
Wireless Connectivity
WiFi 5 or WiFi 6 + Bluetooth 4.2 or Bluetooth 5.0
WiFi 6 + Bluetooth + optional 4G LTE WWAN
WiFi 5 + Bluetooth 4.2, WiFi 6 only, WiFi 6 + Bluetooth 5.2, WiFi 6E only, or WiFi 6E + Bluetooth 5.2
Construction
Battery | Capacity
64 Wh or 97 Wh
68 or 95 Wh
64 or 97 Wh
Camera | Front
Optional HD or IR camera
HD IR
HD, HD IR, or FHD IR with proximity sensor
Material
Aluminum or carbon fiber display cover
Aluminum exterior shell
Microphone
Dual integrated high quality speakers and optional dual integrated noise cancelling
Omni-directional
Speakers
2W Stereo speaker
2x 2W stereo speakers with Waves MaxxAudio Pro
Dimensions
Size | Depth
273.7 mm / 10.7 inch
263.6 mm
242 mm / 9.53"
Size | Height
25.3 mm / 0.99 inch
28.9 mm
25.00 ~ 27.36 mm / 0.98" ~ 1.08"
Size | Width
414.2 mm / 16.3 inch
400 mm
360 mm / 14.17"
Weight
3.08 kg / 6.79 lbs
3.01 kg
2.45 kg / 5.42 lbs
Display
Aspect Ratio
16:9
16:9
Brightness
220 or 500 nits
Display Diagonal
17.3 inch
17.3 inch
15.6 inch
Display Type
TN, IPS, or IGZO
IPS, anti-glare
Refresh Rate
60 Hz
60 Hz
Resolution
4K UHD (3840x2160) or FHD (1920x1080)
HD (1366x768), FHD (1920x1080), or 4K UHD (3840x2160)
Function
Audio
MaxxAudio Pro by Waves
Chipset
Intel Mobile CM246
Graphics
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, RTX 3000 6GB GDDR6, RTX 4000 8GB GDDR6, or RTX 5000 16GB GDDR6
Intel UHD or NVIDIA T600 4GB or T1200 4GB GDDR^
HDR
HDR400 (4K UHD only)
Keyboard Backlight
Yes
Optional
Operating System
Windows 10, Ubuntu 18.04 LTS, or RedHat 7.5
Windows 10 or Ubuntu Linux 18.04
Windows 10, Windows 11, or Ubuntu Linux 20.04
Processor
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
11th-gen Intel Core i5-11400H, i5-11500H, i7-11800H, i7-11850H, or i9-11950H or Xeon W-11855M Tiger Lake
SIM
Optional 4G LTE micro SIM
Performance
Key Travel
1.65 mm
1.3 mm
Memory | Capacity
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
Up to 64GB, 2x SO-DIMMs
Memory | Type
DDR4 2666MHz ECC or Non-ECC, or DDR4 3200MHz Non-ECC
DDR4 2933MHz non-ECC or ECC, or DDR4 3200MHz
DDR4 3200MHz non-ECC or ECC
Power Supply
240 W
Storage
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
Up to 2TB PCIe 4 x4 NVMe SSD + 2TB 2.5" SATA HDD
Production
Availability
2020-06-06
2021-06
Debut
Computex 2019
2020-05-19
2021-05
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