Dell Precision 3551 vs. Dell Precision 7540
Here is a side by side comparison between Dell Precision 3551 and Dell Precision 7540 specs including CPU, RAM, storage, battery, display, and more.
Key Differences
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Dell Precision 3551 Pros
Reasons that Dell Precision 3551 is better than Dell Precision 7540.
Dell Precision 3551 weighed 4.16 pounds, 26% lighter than the 5.57 pounds Dell Precision 7540.
Weight | Dell Precision 3551 | Dell Precision 7540 |
---|---|---|
Pound | 4.16 lbs. | 5.57 lbs. |
Kilogram | 1.89 kg | 2.53 kg |
Dell Precision 7540 Pros
Reasons that Dell Precision 7540 is better than Dell Precision 3551.
Intel Xeon E-2286M inside Dell Precision 7540 has a 28% better multi-core CPU performance score than the Intel Xeon W-10855M inside Dell Precision 3551.
Dell Precision 7540 supports a larger memory capacity than the Dell Precision 3551. It supports up to 128GB versus 64GB of system memory on the Dell Precision 3551.
Dell Precision 7540 supports a faster memory speed than the Dell Precision 3551. It supports up to 3200MHz versus 2933MHz of system memory on the Dell Precision 3551.
Dell Precision 3551: Our analysis and reviews

What we like
Reasons to like about Dell Precision 3551.
Dell Precision 3551 exceed all minimum system requirements for Windows 11.
Requirements | Dell Precision 3551 |
---|---|
Secure Boot | Yes |
TPM 2.0 | TPM 2.0 |
Processor | Intel Core i5-10300H → Intel Xeon W-10855M |
4GB RAM | 8GB → 64GB |
64GB Drive | 128GB → 4TB |
2 Cores CPU | 4 → 6 cores |
According to Dell, the Dell Precision 3551 lasts up to 20 hours of battery life.
Up to 20 hours of battery lifeDell Precision 3551 comes with a single removable M.2 SSD slot that you can replace and upgrade in the future. 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. Learn more.
What's new
Improvements over its predecessor.
Intel Xeon W-10855M inside Dell Precision 3551 has a 37% better multi-core CPU performance score than the Intel Core i7-10810U inside Dell Precision 3550.
Dell Precision 3551 supports a larger memory capacity than the Dell Precision 3550. It supports up to 64GB versus 32GB of system memory on the Dell Precision 3550.
Dell Precision 3551 supports a faster memory speed than the Dell Precision 3550. It supports up to 2933MHz versus 2666MHz of system memory on the Dell Precision 3550.
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