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Dell Precision 7740 vs. Lenovo Legion 5i 17”: Full specs comparison

Here is a comparison of the specs between Dell Precision 7740 and Lenovo Legion 5i 17”, including CPU, RAM, storage, battery, display, and more.

Compare With Please enter device name or part of it Dell Precision 7740 See at Amazon	Compare With Please enter device name or part of it Lenovo Legion 5i 17” See at Amazon

Dell Precision 7740 Pros

Reasons that Dell Precision 7740 is better than Lenovo Legion 5i 17”.

Dell Precision 7740 supports a larger memory capacity than the Lenovo Legion 5i 17”. It supports up to 128GB versus 32GB of system memory on the Lenovo Legion 5i 17”.

Max system memory size

Dell Precision 7740

128 GB

Lenovo Legion 5i 17”

32 GB

Dell Precision 7740 supports a faster memory speed than the Lenovo Legion 5i 17”. It supports up to 3200MHz versus 2933 MHz of system memory on the Lenovo Legion 5i 17”.

Memory type and speed

Dell Precision 7740 - DDR4 ECC

3,200 MHz

Lenovo Legion 5i 17” - DDR4

2,933 MHz

Lenovo Legion 5i 17” Pros

Reasons that Lenovo Legion 5i 17” is better than Dell Precision 7740.

2020 vs. 2019

Lenovo Legion 5i 17” weighed 5.5 pounds, 19% lighter than the 6.79 pounds Dell Precision 7740.

Weight	Dell Precision 7740	Lenovo Legion 5i 17”
Pound	6.79 lbs.	5.5 lbs.
Kilogram	3.08 kg	2.49 kg

Key Similars

Similar characteristics share between Dell Precision 7740 and Lenovo Legion 5i 17”.

Both laptops has a similar multi-core CPU performance score.

Geekbench 5 multi-core score

Dell Precision 7740 - Intel Xeon E-2286M

6,910

Lenovo Legion 5i 17” - Intel Core i7-10875H

6,874

Dell Precision 7740 - Intel Core i9-9980HK

6,504

Dell Precision 7740 - Intel Core i9-9880H

6,100

Lenovo Legion 5i 17” - Intel Core i7-10750H

5,412

Dell Precision 7740 - Intel Xeon E-2276M

5,165

Dell Precision 7740 - Intel Core i7-9850H

4,914

Dell Precision 7740 - Intel Core i7-9750H

4,880

Lenovo Legion 5i 17” - Intel Core i5-10300H

3,747

Dell Precision 7740 - Intel Core i5-9400H

3,690

Both laptops come with available RAM slots that allow you to replace or upgrade when needed.

Memory	Dell Precision 7740	Lenovo Legion 5i 17”
Slots	x4	x2
Type	DDR4 ECC	DDR4

Prices

Here are the latest price updates and offers for both devices.

Dell Precision 7740 Price
	2019 Dell Precision 7740 Laptop 17.3 - Intel Core i7 9th Gen - i7-9850H - Six Core 4.6Ghz - 512GB SSD - 32GB RAM - Nvidia Quadro RTX 3000 - 1920x1080 FHD - Windows 10 Pro Carbon (Renewed) By Dell $658.00 $729.99 10% OFF	See at Amazon
	Dell Precision 7740 17.3" Intel Xeon E-2276m 64GB RAM 1TB SSD Windows 10 Pro (Renewed) By Dell $649.99	See at Amazon
	Dell Precision 7740 17.3" Mobile Workstation - Intel Core i7-9850H - 16GB RAM - 512GB SSD (Renewed) By Dell $629.99	See at Amazon
Lenovo Legion 5i 17” Price
	Lenovo - Legion 5i - Gaming Laptop - Intel Core i7-11800H - 8GB DDR4 RAM - 1TB NVMe TLC SSD - NVIDIA GeForce RTX 3050 Ti Graphics - 17.3" FHD 144Hz - Windows 11 Home - Phantom Blue By Lenovo $1,342.99 $1,449.99 7% OFF	See at Amazon
	Lenovo 2023 Legion 5i 17.3''144Hz FHD IPS Gaming Laptop 8-Core Intel i7-11800H 32GB RAM 1TB NVMe SSD NVIDIA GeForce RTX3050Ti 4GB GDDR6 HDMI Thunderbolt4 WiFi AX RJ45 Win10 Pro w/RE USB Phantom Blue By Lenovo $2,019.99	See at Amazon
	Lenovo Legion 5i Gaming Laptop with 17.3" FHD IPS 144Hz Display, i7-10750H Processor, GeForce RTX 2060 6GB, 16GB, 1TB SSD, Win 10 Home By Lenovo $679.99	See at Amazon

Availability	Dell Precision 7740	Lenovo Legion 5i 17”
Released	2019	2020
Release Date	Announced at Computex 2019. Available from early July 2019.	Announced in April 2020
Pricing	Starting at $1,409	Starting at $1,099.99
Generations	2021 Dell Precision 7760 2020 Dell Precision 7750 2019 Dell Precision 7740	-

Exterior	Dell Precision 7740	Lenovo Legion 5i 17”
Dimensions	16.3 x 10.7 x 1.03 - 1.19 in (414.2 x 273.7 x 26.15 - 30.3 mm)	15.84" x 11.41" x 1.05" / 398.6mm x 290mm x 24.3-26.6mm
Weight	6.79 lbs (3.08 Kg)	Starting at 5.5 lbs (2.5 kg)
Colors	Carbon Fiber LCD Cover Aluminum Titan Gray LCD Cover	Phantom Black
Keyboard and Trackpad	Full-size with optional backlit keyboard. 3.92 x 2.09 in (99.50 mm x 53 mm) touchpad with multi-touch gesture support.	Keyboard Backlit full-size with the white backlit keyboard. Touchpad Precision Touchpad. Supports multi-touch gesture.

Display	Dell Precision 7740	Lenovo Legion 5i 17”
Size	17.3 Inches	17.3 Inches
Info	17.3”, HD 1600 x 900, Anti-Glare, LED Backlight, Non-touch 60% color gamut 17.3”, FHD 1920 x 1080, Anti-Glare IPS, Non-touch 100% color gamut sRGB 17.3”, UHD 3840 x 2160, Anti-Glare IGZO, Non-touch 100% AdobeRGB	17.3" FHD 60Hz 1920 x 1080, IPS, 60 Hz, 72% NTSC, 300 nits. 17.3" FHD 144Hz 1920 x 1080, IPS, 144 Hz, 72% NTSC, 300 nits, Dolby Vision™ Enabled.

Ports	Dell Precision 7740	Lenovo Legion 5i 17”
Image Source: Dell Left (4) 2 x Thunderbolt 3 40 Gpbs, USB 3.1 Gen 2 (10 Gbps), DisplayPort 1 x full-size SD card slot 1 x Smart Card Reader Right (4) 1 x headphone jack Headphone/Microphone 2 x USB-A USB 3.2 Gen 1 (5 Gbps), PowerShare 1 x lock slot Back (5) 1 x HDMI v2.0 1 x Mini DisplayPort v1.4 1 x RJ-45 1 Gbps 1 x USB-A USB 3.1 Gen 1 (5 Gbps), PowerShare 1 x power port	1 x USB 3.1 Gen 1 Type-C (with DisplayPort) 1 x USB 3.1 Gen 1 Type-A (always on) 3 x USB 3.1 Gen 1 Type-A 1 x HDMI™ 2.0 1 x RJ45 Ethernet 1 x SD Card Reader 1 x Kensington MiniSaver Lock slot 1 x 3.5mm microphone/headphone combo 1 x Power input 1 x NOVO hole

Internal Specs	Dell Precision 7740	Lenovo Legion 5i 17”
Processor	9th Gen Intel® Core™ i5-9400H 4 cores, 8 threads, 2.50 → 4.30 GHz, 8MB SmartCache, 45W 9th Gen Intel® Core™ i7-9750H 6 cores, 12 threads, 2.60 → 4.50 GHz, 12MB SmartCache, 45W 9th Gen Intel® Core™ i7-9850H 6 cores, 12 threads, 2.60 → 4.60 GHz, 12MB SmartCache, 45W 9th Gen Intel® Core™ i9-9880H 8 cores, 16 threads, 2.30 → 4.80 GHz, 16MB SmartCache, 45W 9th Gen Intel® Core™ i9-9980HK 8 cores, 16 threads, 2.40 → 5.00 GHz, 16MB SmartCache, 45W Intel Xeon E-2276M 6 cores, 12 threads, 2.80 → 4.70 GHz, 12MB SmartCache, 45W Intel Xeon E-2286M 8 cores, 16 threads, 2.40 → 5.00 GHz, 16MB SmartCache, 45W	10th Gen Intel® Core™ i5-10300H 4 cores, 8 threads, 2.50 → 4.50 GHz, 8MB SmartCache, 45W 10th Gen Intel® Core™ i7-10750H 6 cores, 12 threads, 2.60 → 5.00 GHz, 12MB SmartCache, 45W 10th Gen Intel® Core™ i7-10875H 8 cores, 16 threads, 2.30 → 5.10 GHz, 16MB SmartCache, 45W
Integrated Graphics	9th Gen Intel® Core™ i5-9400H Intel® UHD Graphics 630 24 Execution Units, 350 → 1100 MHz 9th Gen Intel® Core™ i7-9750H Intel® UHD Graphics 630 24 Execution Units, 350 → 1150 MHz 9th Gen Intel® Core™ i7-9850H Intel® UHD Graphics 630 24 Execution Units, 350 → 1150 MHz 9th Gen Intel® Core™ i9-9880H Intel® UHD Graphics 630 24 Execution Units, 350 → 1200 MHz 9th Gen Intel® Core™ i9-9980HK Intel® UHD Graphics 630 24 Execution Units, 350 → 1250 MHz Intel Xeon E-2276M Intel® UHD Graphics P630 24 Execution Units, 350 → 1200 MHz Intel Xeon E-2286M Intel® UHD Graphics P630 24 Execution Units, 350 → 1250 MHz	10th Gen Intel® Core™ i5-10300H Intel® UHD Graphics 630 24 Execution Units, 350 → 1050 MHz 10th Gen Intel® Core™ i7-10750H Intel® UHD Graphics 630 24 Execution Units, 350 → 1150 MHz 10th Gen Intel® Core™ i7-10875H Intel® UHD Graphics 630 24 Execution Units, 350 → 1200 MHz
Memory	Memory Slots 4 x DDR4 SODIMM Memory Configurations Minimum Memory: 8GB Maximum Memory: 128B Memory Type: DDR4 ECC or Non-ECC memory Memory Speed: 2666 MHz or 3200 MHz	Memory Slots 2 x DDR4 SODIMM Memory Configurations Minimum Memory: 8GB Maximum Memory: 32GB Memory Speed: 2933MHz
Discrete Graphics	AMD Radeon Pro WX 3200 (Optional) GCN 4.0 Architecture, 4GB GDDR5 128-bit, 1295 MHz, 640 Shading Units. Radeon Pro WX 7130 w/8GB GDDR5 (Optional) GCN 4.0 Architecture, 4GB GDDR5 128-bit, 1188 → 1243 MHz, 2304 Shading Units. NVIDIA Quadro RTX 3000 Mobile (Optional) Turning Architecture, 6GB GDDR6 256-bit, 945→ 1380 MHz, 2,304 Shading Units. NVIDIA Quadro RTX 4000 Mobile (Optional) Turning Architecture, 8GB GDDR6 256-bit, 1110→ 1560 MHz, 2,560 Shading Units. NVIDIA Quadro RTX 5000 Mobile (Optional) Turning Architecture, 16GB GDDR6 256-bit, 1035→ 1545 MHz, 3,072 Shading Units.	NVIDIA® GeForce® GTX 1650 (4GB GDDR5) NVIDIA® GeForce® GTX 1650 Ti (4GB GDDR6) NVIDIA® GeForce® GTX 1660 Ti (6GB GDDR6) NVIDIA® GeForce RTX™ 2060 (6GB GDDR6)
Storage	Hard Drive Slots 4 x M.2 2280 PCIe SSD slot 1 x 2.5 inches hard drive slot Available only on a 4-cell 64Wh battery model. Hard Drive Configurations Up to 8TB M.2 NVMe PCIe SSD Up to 2TB SATA Hard Drive	Storage Slots 1 x M.2 2230/2280 PCIe SSD slot 1 x 2.5 inches hard drive slot Storage Configurations 128 GB/256 GB/512 GB/1 TB PCIe NVMe SSD 1 TB/2 TB HDD

Connectivity	Dell Precision 7740	Lenovo Legion 5i 17”
Wi-Fi	Intel® Wi-Fi 6 AX200 2x2 .11ax 160MHz Qualcomm QCA61x4A 802.11ac Dual Band, 2x2, Wireless Adapter	WiFi 6 802.11AX (2 x 2) Up to 2400 Mbps, WiFi 802.11 b/g/a/n/ac/ax.
Bluetooth	Bluetooth 4.2 Bluetooth 5.1	Bluetooth 5.0
Ethernet	Integrated Intel i219LM 10/100/1000 Mb/s Ethernet (RJ-45 ) with Intel Remote Wake UP and PXE	Gigabit LAN Speed: 10/100/1000 Mbps.

Battery	Dell Precision 7740	Lenovo Legion 5i 17”
Size	64 Wh (4 Cells, Lithium-Ion Polymer, ExpressCharge™ Capable Battery) 97 Wh (6 Cells, Lithium-Ion Polymer, ExpressCharge™ Capable Battery)	80 Wh (4 Cell polymer)
Battery Life	-	Up to 7.7 hours
Power Supply	240 W power adapter Power rated at 19.5 VDC/12.31 A.	170W AC power adapter Lenovo proprietary charging port. 230W AC power adapter Lenovo proprietary charging port.

Software	Dell Precision 7740	Lenovo Legion 5i 17”
OS	Windows 10 Home Windows 10 Pro Ubuntu 18.04 LTS RedHat 7.5 Upgradable to Windows 11	Windows 10 Home 64-bit Windows 10 Pro 64-bit
Built-in Apps	Microsoft Office 30-days trial McAfee® Small Business Security 30 Day Free Trial	Lenovo Vantage Lenovo PC Manager McAfee LiveSafe™ Lenovo Antivirus Microsoft Office Trial5 Power2Go

Camera & Audio	Dell Precision 7740	Lenovo Legion 5i 17”
Camera	Front-facing camera Top-mount front camera with fixed focus lens, 0.92 Megapixels (1280 x 720 HD) at 30 fps. Optional Windows Hello Infrared Camera 0.30 Megapixels (340 x 340) at 60 fps.	Front-facing camera Top-mount front camera with fixed focus lens, 0.92 Megapixels (1280 x 720 HD) at 30 fps.
Audio	Realtek ALC3281 MaxxAudio® Pro by Waves Two speakers (2W x 2) Noise-reducing array microphones	2 x 2W Harman Kardon® Speaker System with Chamber Dolby Atmos® Headphone Support Dual-array microphones

Misc	Dell Precision 7740	Lenovo Legion 5i 17”
Sensors	An optional fingerprint reader on the power button	-
Security	Intel® vPro™ Technology (iAMT 12) (optional, requires Intel WiFi® Link WLAN and a vPro compatible processor), Dell Client Command Suite available (dell.com/command), Factory Installed Dell Client Command \| Update, Dell Command \| Power Manager, Intel® Platform Trust Technology, Trusted Platform Module (TPM) 2.0 Chassis wedge-shaped security lock Support for Computrace and SmartCard Reader Fingerprint reader or FIPS Fingerprint reader Touch Fingerprint Reader with Control Vault 3.0 (Advanced Authentication with FIPS 140-2 Level 3 Certification) Contacted Smart Card (FIPS 201 with Control Vault 3.0 Advanced Authentication with FIPS 140-2 level 3 Certification) Contactless Smart Card NFC/CSC (Check regional availability)	Chassis Kensington® Wedge security lock
In the box	-	Legion 5i 17" AC Adapter 80Wh Internal Battery Quick start guide
Warranty	3 Years Hardware Service with Onsite Service After Remote Diagnosis	One Year Legion Ultimate Support

Key Features	Dell Precision 7740	Lenovo Legion 5i 17”
At Glance	Released in 2019 16:9 4K UHD 17.3” 2160p 60Hz Weight 6.79 lb 3.08 kg Up to Intel Xeon E-2286M 8C/16T, 2.40 → 5.00 GHz Geekbench 5 1,192 Single Core Geekbench 5 6,910 Multi-Core With integrated Intel® UHD Graphics P630 24 Execution Units, 350 → 1250 MHz Upgradable up to 128GB 3200 MHz DDR4 ECC Nvidia Quadro RTX 5000 16GB GDDR6	Released in Early 2020 16:9 FHD 17.3” 1080p 144Hz Weight 5.5 lb 2.49 kg Up to Intel Core i7-10875H 8C/16T, 2.30 → 5.10 GHz Geekbench 5 1,192 Single Core Geekbench 5 6,874 Multi-Core With integrated Intel® UHD Graphics 630 24 Execution Units, 350 → 1200 MHz Upgradable up to 32GB 2933 MHz DDR4 NVIDIA GeForce RTX 2060 6GB GDDR6