Dell Precision 7540 vs. Lenovo Yoga C940 (15”): Which is better?
Here is a side by side comparison between Dell Precision 7540 and Lenovo Yoga C940 (15”) specs including CPU, RAM, storage, battery, display, and more.
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Dell Precision 7540 Pros
Reasons that Dell Precision 7540 is better than Lenovo Yoga C940 (15”).
Intel Xeon E-2286M inside Dell Precision 7540 has a 13% better multi-core CPU performance score than the Intel Core i9-9880H inside Lenovo Yoga C940 (15”).
Dell Precision 7540 supports a larger memory capacity than the Lenovo Yoga C940 (15”). It supports up to 128GB versus 16GB of system memory on the Lenovo Yoga C940 (15”).
Dell Precision 7540 supports a faster memory speed than the Lenovo Yoga C940 (15”). It supports up to 3200MHz versus 2666MHz of system memory on the Lenovo Yoga C940 (15”).
Dell Precision 7540 comes with four SODIMM slots that allow you to replace or upgrade when needed. On the flip side, you can't upgrade RAM on the Lenovo Yoga C940 (15”) since it has onboard memory.
Memory | Dell Precision 7540 | Lenovo Yoga C940 (15”) |
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Slots | x4 | Onboard |
Type | DDR4 ECC | DDR4 |
Lenovo Yoga C940 (15”) Pros
Reasons that Lenovo Yoga C940 (15”) is better than Dell Precision 7540.
Lenovo Yoga C940 (15”) weighed 4.41 pounds, 21% lighter than the 5.57 pounds Dell Precision 7540.
Weight | Dell Precision 7540 | Lenovo Yoga C940 (15”) |
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Pound | 5.57 lbs. | 4.41 lbs. |
Kilogram | 2.53 kg | 2.00 kg |
Prices
Here are the latest price updates and offers for both devices.
Availability | Dell Precision 7540 | Lenovo Yoga C940 (15”) |
Released | 2019 | 2019 |
Release Date |
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Pricing | Starting at $1,149 | - |
Generations |
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Exterior | Dell Precision 7540 | Lenovo Yoga C940 (15”) |
Dimensions |
| 13.98” x 9.38” x 0.68-0.77” (355.2 mm x 238.39 mm x 17.5-19.7 mm) Width: 13.98” (355.2 mm) Depth: 9.38” (238.39 mm) Height: 0.68-0.77” (17.5-19.7 mm) |
Weight | Starting at 5.57 lbs (2.53 kg) | Starting at 4.41 lbs (2.0 kg) |
Colors |
| Iron Grey |
Keyboard and Trackpad |
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Display | Dell Precision 7540 | Lenovo Yoga C940 (15”) |
Size | 15.6 Inches | 15.6 Inches |
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Ports | Dell Precision 7540 | Lenovo Yoga C940 (15”) |
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Internal Specs | Dell Precision 7540 | Lenovo Yoga C940 (15”) |
Processor |
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Integrated Graphics |
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Memory |
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Discrete Graphics |
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Storage |
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Connectivity | Dell Precision 7540 | Lenovo Yoga C940 (15”) |
Wi-Fi |
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Bluetooth |
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Ethernet |
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Battery | Dell Precision 7540 | Lenovo Yoga C940 (15”) |
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Battery Life | - |
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Power Supply | 180 W power adapter Power rated at 19.5 VDC/9.23 A. | 135 W USB (Type-C) power adapter Supports Rapid Charge |
Software | Dell Precision 7540 | Lenovo Yoga C940 (15”) |
OS | Windows 10 Home Windows 10 Pro Ubuntu 18.04 LTS RedHat 7.5 Upgradable to Windows 11 |
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Built-in Apps |
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Camera & Audio | Dell Precision 7540 | Lenovo Yoga C940 (15”) |
Camera |
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Audio |
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Misc | Dell Precision 7540 | Lenovo Yoga C940 (15”) |
Inking | - |
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Sensors |
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Security |
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Warranty | 3 Years Hardware Service with Onsite Service After Remote Diagnosis | - |
Key Features | Dell Precision 7540 | Lenovo Yoga C940 (15”) |
At Glance |
Comparison Summary
Dell has released the Precision 7540, a 15.6-inch machine, in 2019. It is powered by up to an octa-core Intel Xeon E-2286M with a boost clock speed up to 5.00 GHz. The laptop has a dedicated GPU option up to Nvidia Quadro RTX 5000 with 6GB GDDR6.
On the other hand, we have the 15.6-inch Yoga C940 (15”) was introduced by Lenovo around the same year in mid-2019. It comes with up to an octa-core Intel Core i9-9880H with a boost clock speed up to 4.80 GHz. It has a dedicated GPU option up to NVIDIA GeForce GTX 1650 with 4GB GDDR5 with Max-Q.
Geekbench 5 Single Core
Geekbench 5 Multi Core
Both Dell Precision 7540 and Lenovo Yoga C940 (15”) have the same 15.6-inch display size. In addition, the Dell Precision 7540 weighs 5.57 lbs. about 26% heavier than the 4.41 lbs. Lenovo Yoga C940 (15”). Moreover, measured at 14.87” x 9.89” x 1.18”, the Dell Precision 7540 is much bulkier than the Lenovo Yoga C940 (15”) at 13.98” x 9.38” x 0.77”.
Moving over to upgradability, Dell claims that the Dell Precision 7540 supports up to 128GB 3200 MHz DDR4 ECC memory that you can upgrade with four memory module slots on the motherboard. It also comes with three M.2 slots that users can easily upgrade and install additional SSDs to expand the storage on the device. On top of that, it also has a single SATA slot that users can use to install a 2.5-inch SATA SSD, SSHD, or a hard disk drive to add even more storage.
For Lenovo Yoga C940 (15”), it supports up to 16GB 2666 MHz DDR4 memory. Unlike Dell Precision 7540, it has an onboard memory module that is not upgradable by the users. Luckily, it has a single removable M.2 SSD slot that users can replace or upgrade when needed.
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