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Dell Precision 3551

Here's what you need to know about 2020 Dell Precision 3551 including price, display info, CPU, RAM, storage, battery, and more.

Dell Precision 3551 See at Amazon Compare

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 life

With optional 6-cell 97 Wh battery.

Dell 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.

Two RAM slots. Learn more.

Configurable up to Nvidia Quadro P620 4GB GDDR5

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.

Geekbench 5 multi-core score

Dell Precision 3551 - Intel Core i7-10875H

6,874

Dell Precision 3551 - Intel Core i9-10885H

6,788

Dell Precision 3551 - Intel Core i7-10750H

5,412

Dell Precision 3551 - Intel Xeon W-10855M

5,372

Dell Precision 3551 - Intel Core i7-10850H

5,341

Dell Precision 3551 - Intel Core i5-10400H

4,252

Dell Precision 3550 - Intel Core i7-10810U

3,911

Dell Precision 3551 - Intel Core i5-10300H

3,747

Dell Precision 3550 - Intel Core i7-10610U

3,042

Dell Precision 3550 - Intel Core i5-10310U

2,992

Dell Precision 3550 - Intel Core i7-10510U

2,942

Dell Precision 3550 - Intel Core i5-10210U

2,933

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.

Max system memory size

Dell Precision 3551

64 GB

Dell Precision 3550

32 GB

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.

Memory type and speed

Dell Precision 3551 - DDR4

2,933 MHz

Dell Precision 3550 - DDR4

2,666 MHz

Dell Precision 3551 Price
	Dell Precision 3551 Business Laptop, 15.6 FHD (1920x1080) Non-Touch, Intel Core i7-10750H, 16GB RAM, 512GB SSD, n Vidia Quadro P620, Webcam, Windows 10 Pro (Renewed) By Dell $1,495.97	See at Amazon
	Dell Precision 3551 15.6" Mobile Workstation - Intel Core i7 i7-10850H 2.7GHz By Dell $2,099.99	See at Amazon
	2020 Dell Precision 3551 Laptop 15.6" - Intel Core i5 10th Gen - i5-10400H - Quad Core 4.6Ghz - 1TB SSD - 16GB RAM - 1366x768 HD - Windows 10 Pro (Renewed) By Dell $1,406.98	See at Amazon
	Dell Precision 3551 Workstation Laptop PC Intel Core i5-10300H GHz Processor, 16GB Ram, 256GB NVMe SSD Drive, HDMI, Thunderbolt, NVIDIA Quadro P620, Windows 10 Pro (Renewed) By Dell $599.99	See at Amazon
	Dell Precision 3000 3551 15.6" Mobile Workstation - Full HD - 1920 x 1080 - Intel Core i5 (10th Gen) i5-10400H Quad-core (4 Core) 2.60 GHz - 16 GB RAM - 256 GB SSD - Windows 10 Pro - NVIDIA Quadr By Dell $998.00	See at Amazon

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Photos

Dell Precision 3551 Specs on WindowsTip website

Key Features	Dell Precision 3551
At Glance	Released in 2020 16:9 FHD 15.6” 1080p 60Hz Weight 4.16 lb 1.89 kg Up to Intel Xeon W-10855M 6C/12T, 2.80 → 5.10 GHz Geekbench 5 1,142 Single Core Geekbench 5 5,372 Multi-Core With integrated Intel® UHD Graphics 630 24 Execution Units, 350 → 1200 MHz Upgradable up to 64GB 2933 MHz DDR4 Nvidia Quadro P620 4GB GDDR5

Availability	Dell Precision 3551
Released	2020
Pricing	Starting at $939
Generations	2022 Dell Precision 3571 2022 Dell Precision 3570 2021 Dell Precision 3561 2021 Dell Precision 3560 2020 Dell Precision 3551 2020 Dell Precision 3550
Stores	See at Amazon

Exterior	Dell Precision 3551
Dimensions	14.13” x 9.30” x 0.88 - 0.98” (359.1 mm x 236.2 mm x 22.48 - 24.92 mm)
Weight	4.16 lbs (1.89 kg)
Keyboard and Trackpad	Full-size backlit keyboard. 4.00” x 2.45” (101.7 mm x 55.2 mm) touchpad with 5 multi-touch gesture support.

Display	Dell Precision 3551
Size	15.6 Inches
Info	15.6" HD Non-Touch 1366x768 100 PPI 220 nits Anti-Glare Non-Touch 45% color gamut 15.6" FHD Non-Touch 1920x1080 141 PPI 220 nits Anti-Glare Non-Touch 45% color gamut WVA 15.6" FHD Non-Touch 1920x1080 141 PPI 300 nits Anti-Glare Non-Touch 100% sRGB WVA 15.6" FHD Touch 1920x1080 141 PPI 220 nits Anti-Glare w/Embedded Touch 45% color gamut WVA

Ports	Dell Precision 3551
Ports	Image Source: Dell 1 x USB Type-C with Thunderbolt™ 3 Supports USB 3.2 Gen 2 and DisplayPort 1.4. 2 x USB 3.2 Gen 1 1 x USB 3.2 Gen 1 with PowerShare 1 x HDMI 2.0b Port 1 x RJ-45 port 1 x Headset jack 1 x MicroSD-card reader 1 x SIM card slot (optional) 1 x Smart card reader (optional) 1 x Wedge-shaped lock slot 1 x DC-in

Internal Specs	Dell Precision 3551
Processor	10th Gen Intel® Core™ i5-10300H 4 cores, 8 threads, 2.50 → 4.50 GHz, 8MB SmartCache, 45W 10th Gen Intel® Core™ i5-10400H 4 cores, 8 threads, 2.60 → 4.60 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™ i7-10850H 6 cores, 12 threads, 2.70 → 5.10 GHz, 12MB SmartCache, 45W 10th Gen Intel® Core™ i7-10875H 8 cores, 16 threads, 2.30 → 5.10 GHz, 16MB SmartCache, 45W 10th Gen Intel® Core™ i9-10885H 8 cores, 16 threads, 2.40 → 5.30 GHz, 16MB SmartCache, 45W Intel Xeon W-10855M 6 cores, 12 threads, 2.80 → 5.10 GHz, 12MB SmartCache, 45W
Geekbench 5 Single Core Dell Precision 35511 10th Gen Intel® Core™ i5-10300H1,06186.75% 2 10th Gen Intel® Core™ i5-10400H1,223100.00% 3 10th Gen Intel® Core™ i7-10750H1,13492.72% 4 10th Gen Intel® Core™ i7-10850H1,15294.19% 5 10th Gen Intel® Core™ i7-10875H1,19297.47% 6 10th Gen Intel® Core™ i9-10885H1,19697.79% 7 Intel Xeon W-10855M1,14293.38% 01,223 Geekbench 5 Multi-Core Dell Precision 35511 10th Gen Intel® Core™ i5-10300H3,74754.51% 2 10th Gen Intel® Core™ i5-10400H4,25261.86% 3 10th Gen Intel® Core™ i7-10750H5,41278.73% 4 10th Gen Intel® Core™ i7-10850H5,34177.70% 5 10th Gen Intel® Core™ i7-10875H6,874100.00% 6 10th Gen Intel® Core™ i9-10885H6,78898.75% 7 Intel Xeon W-10855M5,37278.15% 06,874
Integrated Graphics	10th Gen Intel® Core™ i5-10300H Intel® UHD Graphics 630 24 Execution Units, 350 → 1050 MHz 10th Gen Intel® Core™ i5-10400H Intel® UHD Graphics 630 24 Execution Units, 350 → 1100 MHz 10th Gen Intel® Core™ i7-10750H Intel® UHD Graphics 630 24 Execution Units, 350 → 1150 MHz 10th Gen Intel® Core™ i7-10850H 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 10th Gen Intel® Core™ i9-10885H Intel® UHD Graphics 630 24 Execution Units, 350 → 1250 MHz Intel Xeon W-10855M Intel® UHD Graphics 630 24 Execution Units, 350 → 1200 MHz
Memory	Memory Slots 2 x DDR4 SODIMM slots Memory Configurations Speed: 2933MHz Memory Type: ECC or Non-ECC Minimum Memory: 8GB Maximum Memory: 64GB
Discrete Graphics	NVIDIA Quadro P620 (Optional) Pascal Architecture, 4GB GDDR5 128-bit, 1177 → 1442 MHz, 512 CUDA Cores.
Storage	Hard Drive Slots 1 x M.2 PCIe SSD slot 1 x 2.5 inches hard drive slot Hard Drive Configurations Up to 2TB M.2 NVMe PCIe SSD Up to 2TB SATA Hard Drive

Connectivity	Dell Precision 3551
Wi-Fi	Intel AX201 Up to 2400 Mbps Dual band 2.4 GHz/5 GHz WiFi 802.11 a/b/g WiFi-4 (802.11n) WiFi-5 (802.11ac) WiFi-6 (802.11ax) Bluetooth 5.1 Qualcomm QCA61x4A (DW1820) Up to 867 Mbps Dual band 2.4 GHz/5 GHz WiFi 802.11 a/b/g WiFi-4 (802.11n) WiFi-5 (802.11ac) Bluetooth 5.0
Bluetooth	Bluetooth 5.0 Bluetooth 5.1
Ethernet	Intel 1219-V/Intel 1219-LM Gigabit Ethernet controller

Battery	Dell Precision 3551
Size	51 Wh - 3-cell lithium-ion, ExpressCharge capable 68 Wh - 4-cell lithium-ion, ExpressCharge capable 68 Wh - 4-cell lithium-ion, Long Cycle Life 97 Wh - 6-cell lithium-ion, ExpressCharge capable
Battery Life	Up to 20 hours of battery life With optional 6-cell 97 Wh battery.
Power Supply	90 W power adapter 130 W USB-C power adapter

Software	Dell Precision 3551
OS	Windows 10 Home Windows 10 Pro Ubuntu 18.04 LTS RedHat 8.2 Upgradable to Windows 11
Built-in Apps	Microsoft Office 30-days trial

Camera & Audio	Dell Precision 3551
Camera	Front-facing camera Top-mount front camera with fixed focus lens, 0.92 Megapixels (1280 x 720 HD) at 30 fps. Optinal Infrared camera For Windows Hello Facial Recognition.
Audio	Dual integrated high-quality speakers 2W Stereo Speakers Dual integrated noise-canceling digital array microphones MaxxAudio® Pro by Waves

Misc	Dell Precision 3551
Sensors	Ambient light sensor The fingerprint reader in the power button (optional) IR Camera (optional)
Security	Hardware Security SafeBIOS - protects from threats that attack below-the-OS. Includes Dell Off-host BIOS Verification, BIOS Resilience, BIOS Recovery, and additional BIOS Controls. SafeID - secures end-user credentials with a dedicated security chip. Additional features include the following: Trusted Platform Module (TPM) 2.07, self-encrypting storage drives (Opal, FIPS), Smart card keyboard (FIPS). Physical Security Options - Chassis lock slot support, Chassis Intrusion Switch, Lockable Cable Covers, Supply chain tamper alerts (Check regional availability) Software Security SafeGuard and Response - powered by VMware Carbon Black and Secureworks provides modern security to prevent, detect, and remediate advanced malware and cyber attacks. A suite of technologies include the following: Next-Generation Antivirus (NGAV), Endpoint Detection and Response (EDR), Threat Detection and Response (TDR), Managed Endpoint Detection and Response, Incident Management Retainer, Emergency Incident Response SafeData - protects information on devices and in the cloud.
Warranty	Basic Onsite Service 12 Months, 12 Month(s)