Home » Laptops » Dell » Precision » 3000 Series » Dell Precision 3551 » vs. Dell Latitude 5520

Dell Precision 3551 vs. Dell Latitude 5520: Full specs comparison

We thoroughly analyzed technical specifications for Dell Precision 3551 and Dell Latitude 5520 models, including CPU, memory, storage, battery life, display quality, and other features.

Compare With Please enter device name or part of it Dell Precision 3551 See at Amazon	Compare With Please enter device name or part of it Dell Latitude 5520 See at Amazon

Dell Precision 3551 Pros

Reasons that Dell Precision 3551 is better than Dell Latitude 5520.

Intel Core i9-10885H inside Dell Precision 3551 has a 39% better multi-core CPU performance score than the Intel Core i7-1185G7 inside Dell Latitude 5520.

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 Latitude 5520 - Intel Core i7-1185G7

4,864

Dell Latitude 5520 - Intel Core i5-1145G7

4,450

Dell Precision 3551 - Intel Core i5-10400H

4,252

Dell Latitude 5520 - Intel Core i5-1135G7

3,980

Dell Precision 3551 - Intel Core i5-10300H

3,747

Dell Latitude 5520 - Intel Core i3-1125G4

3,690

Dell Latitude 5520 - Intel Core i7-10610U

3,042

Dell Latitude 5520 - Intel Core i5-10310U

2,992

Dell Latitude 5520 - Intel Core i5-10210U

2,933

Dell Latitude 5520 Pros

Reasons that Dell Latitude 5520 is better than Dell Precision 3551.

2021 vs. 2020

Dell Latitude 5520 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.

Memory type and speed

Dell Latitude 5520 - DDR4

3,200 MHz

Dell Precision 3551 - DDR4

2,933 MHz

Dell Latitude 5520 weighed 3.50 pounds, 16% lighter than the 4.16 pounds Dell Precision 3551.

Weight	Dell Precision 3551	Dell Latitude 5520
Pound	4.16 lbs.	3.50 lbs.
Kilogram	1.89 kg	1.59 kg

Key Similars

Similar characteristics share between Dell Precision 3551 and Dell Latitude 5520.

Both laptops supports up to 64GB of system memory.

Max system memory size

Dell Precision 3551

64 GB

Dell Latitude 5520

64 GB

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

Memory	Dell Precision 3551	Dell Latitude 5520
Slots	x2	x2
Type	DDR4	DDR4

Prices

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

Dell Precision 3551 Price
	Dell Precision 3551 Workstation Laptop PC Intel Core i7-10850H GHz Processor, 16GB Ram, 512GB NVMe SSD Drive, HDMI, Thunderbolt, NVIDIA Quadro P620, Windows 10 Pro (Renewed) By Dell $358.74	See at Amazon
	Dell Precision 3551 15.6" FHD Intel Core i7-10750H 2.6GHz, 16GB RAM, 512GB SSD, Windows 11 Pro 64bit, CAM, NVIDIA Quadro P620 4GB (Renewed) By Dell $718.99	See at Amazon
	Dell Precision 3551 15.6" FHD, Core i7-10750H 2.6GHz, 32GB RAM, 1TB Solid State Drive, Windows 11 Pro 64Bit, CAM, No Touch, NVIDIA Quadro P620 4GB, (Renewed) By Dell $645.00	See at Amazon
Dell Latitude 5520 Price
	Dell Latitude 5520 Laptop 15.6" PC Intel Core i5-1145G7 Processor, 16GB Ram, 512GB NVMe SSD, Thunderbolt, HDMI, Windows 10 Pro (Renewed) By Dell $382.99 $415.74 8% OFF	See at Amazon
	Dell Latitude 5520 15.6" FHD Touchscreen Business Laptop, Intel Core i7-1185G7 Up to 4.8GHz, 16GB RAM, 512GB SSD, Backlit Keyboard, Windows 10 Pro 64Bit (Renewed) By DELL $499.00	See at Amazon
	Dell Latitude 5520 Business Laptop, 15.6" FHD Display, Intel Core i5-1135G7 vPRO, 16GB RAM, 512GB SSD, IR Camera, HDMI, Backlit Keyboard, Wi-Fi 6, RJ-45, Thunderbolt 4, Windows 11 Pro By Dell $979.77	See at Amazon

Availability	Dell Precision 3551	Dell Latitude 5520
Released	2020	2021
Release Date	-	Announced on January 05, 2021 (CES 2021) Available on January 12, 2021
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	2022 Dell Latitude 5531 2022 Dell Latitude 5530 2021 Dell Latitude 5520 2020 Dell Latitude 5510 2018 Dell Latitude 5590 2017 Dell Latitude 5580

Exterior	Dell Precision 3551	Dell Latitude 5520
Dimensions	14.13” x 9.30” x 0.88 - 0.98” (359.1 mm x 236.2 mm x 22.48 - 24.92 mm)	14.09” x 9.19” x 0.78” (357.8 mm x 233.3 mm x 19.87 mm)
Weight	4.16 lbs (1.89 kg)	3.50 lb (1.59 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.	Keyboard Single Pointing Backlit English US Keyboard and 10 Key Numpad Single Pointing Non-Backlit English US Keyboard and 10 Key Numpad Touchpad Size: 4.53” x 2.64” (115 mm x 67 mm) Supports Microsoft Precision multi-touch gesture.

Display	Dell Precision 3551	Dell Latitude 5520
Size	15.6 Inches	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	15.6” HD 1366 x 768 TN 220 nits 45% NTSC 500:1 Anti-Glare Non-Touch 4.2W 15.6” FHD 1920 x 1080 IPS 250 nits 45% NTSC 700:1 Anti-Glare Non-Touch TFT WVA 4.6W 15.6” FHD with Touch Support 1920 x 1080 IPS 250 nits 45% NTSC 700:1 Anti-Glare Touch WVA 4.6W 15.6” FHD with Low Blue Light (LBL) Support 1920 x 1080 IPS 400 nits 100% sRGB 700:1 Anti-Glare Non-Touch TFT WVA SLP LBL 4.5W 15.6” UHD with Low Blue Light (LBL) Support 3840 x 2160 IPS 400 nits 100% sRGB 1000:1 Anti-Glare Non-Touch TFT WVA SLP LBL 4.5W

Ports	Dell Precision 3551	Dell Latitude 5520
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	Image Source: Dell Left (3) 2 x Thunderbolt 4 40 Gpbs, USB 4.0 (40 Gbps), DisplayPort, Power Delivery 1 x Smart Card Reader Optional Right (7) 1 x USB-A USB 3.2 Gen 1 (5 Gbps) 1 x USB-A USB 3.2 Gen 1 (5 Gbps), PowerShare 1 x HDMI v2.0 1 x RJ-45 1 Gbps, Flip-Down Port 1 x microSD card slot 1 x headphone jack Headphone/Microphone 1 x lock slot

Internal Specs	Dell Precision 3551	Dell Latitude 5520
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 Intel Xeon W-10855M 6 cores, 12 threads, 2.80 → 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	10th Gen Intel® Core™ i5-10210U 4 cores, 8 threads, 1.60 → 4.20 GHz, 6MB SmartCache, 15W 10th Gen Intel® Core™ i5-10310U with vPro™ 4 cores, 8 threads, 1.70 → 4.40 GHz, 6MB SmartCache, 15W 10th Gen Intel® Core™ i7-10610U with vPro™ 4 cores, 8 threads, 1.80 → 4.90 GHz, 8MB SmartCache, 15W 11th Gen Intel® Core™ i3-1125G4 4 cores, 8 threads, 2.00 → 3.70 GHz, 8MB SmartCache, 28W 11th Gen Intel® Core™ i5-1135G7 4 cores, 8 threads, 2.40 → 4.20 GHz, 8MB SmartCache, 28W 11th Gen Intel® Core™ i5-1145G7 4 cores, 8 threads, 2.60 → 4.40 GHz, 8MB SmartCache, 28W 11th Gen Intel® Core™ i7-1185G7 4 cores, 8 threads, 3.00 → 4.80 GHz, 12MB SmartCache, 28W
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 Intel Xeon W-10855M Intel® UHD Graphics 630 24 Execution Units, 350 → 1200 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	10th Gen Intel® Core™ i5-10210U Intel® UHD Graphics 24 Execution Units, 300 → 1100 MHz 10th Gen Intel® Core™ i5-10310U with vPro™ Intel® UHD Graphics 24 Execution Units, 300 → 1150 MHz 10th Gen Intel® Core™ i7-10610U with vPro™ Intel® UHD Graphics 24 Execution Units, 300 → 1150 MHz 11th Gen Intel® Core™ i3-1125G4 Intel® UHD Graphics 48 Execution Units, 400 → 1250 MHz 11th Gen Intel® Core™ i5-1135G7 Intel® Iris® Xe Graphics 80 Execution Units, 400 → 1300 MHz 11th Gen Intel® Core™ i5-1145G7 Intel® Iris® Xe Graphics 80 Execution Units, 400 → 1300 MHz 11th Gen Intel® Core™ i7-1185G7 Intel® Iris® Xe Graphics 96 Execution Units, 400 → 1350 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	Memory Info 2 x SO-DIMM slots Type: Single or Dual-Channel DDR4 Speed: 3200 MHz Memory Configurations 4GB 8GB 16GB Single Channel 8GB 16GB 32GB 64GB Dual Channel
Discrete Graphics	NVIDIA Quadro P620 (Optional) Pascal Architecture, 4GB GDDR5 128-bit, 1177 → 1442 MHz, 512 CUDA Cores.	Optional NVIDIA® GeForce® MX450 Video memory: 2GB GDDR6 VRAM
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	Hard Drive Slot 1 x M.2 2230/2280 slot Hard Drive Configurations Up to 2TB PCIe SSD

Connectivity	Dell Precision 3551	Dell Latitude 5520
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	Intel® Wi-Fi 5 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) Bluetooh 5.0 Intel® Wi-Fi 6 AX201 2x2 802.11ax 160MHz 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 Intel® Wi-Fi 6E AX210 2x2 802.11ax 160MHz 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 5.2
Bluetooth	Bluetooth 5.0 Bluetooth 5.1	Bluetooth 5.0 Bluetooth 5.1 Bluetooth 5.2
Ethernet	Intel 1219-V/Intel 1219-LM Gigabit Ethernet controller	Intel I219-LM Intel I219-V 10/100/1000 Mbps
More	-	WWAN: Intel XMM 7360 Global LTE-Advanced (DW5820e) CAT9 Transfer rate up to 450 Mbps DL/50 Mbps UL (Cat 9) Wireless standards (1,2,3,4,5,7,8,11,12,13,17,18,19,20,21,26,28,29,30,38,39,40,41,66), HSPA+ (1, 2, 4,5, 8)

Battery	Dell Precision 3551	Dell Latitude 5520
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	42 Wh (3-cell lithium-ion, ExpressCharge capable battery with 1-years life span) 63 Wh (4-cell lithium-ion, ExpressCharge capable battery with 1-years life span) 42 Wh (3-cell lithium-ion, Long Life Battery with 3-years life span) 63 Wh (4-cell lithium-ion, Long Life Battery with 3-years life span)
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	65W 90W 130W USB Type-C adapter.

Software	Dell Precision 3551	Dell Latitude 5520
OS	Windows 10 Home Windows 10 Pro Ubuntu 18.04 LTS RedHat 8.2 Upgradable to Windows 11	Windows 10 Pro Ubuntu 20.04 Upgradable to Windows 11
Built-in Apps	Microsoft Office 30-days trial	Microsoft Office 30-days trial McAfee® Small Business Security 30 Day Free Trial

Camera & Audio	Dell Precision 3551	Dell Latitude 5520
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.	Front-facing camera 720p with 0.92 Megapixels (1280 x 720 HD) at 30 fps. 1080p with 2.07 Megapixels (1920 x 1080p FHD) at 30 fps. Optional 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	Realtek ALC3204 with Waves MaxxAudio Pro 2 x 2W = 4W stereo speakers Dual-array microphones

Misc	Dell Precision 3551	Dell Latitude 5520
Sensors	Ambient light sensor The fingerprint reader in the power button (optional) IR Camera (optional)	Ambient Light Sensor on the hinge-up (optional) 1 x Accelerometer (G sensor) on the system board. 1 x Accelerometer (G sensor) on the hinge-up (optional). Fingerprint Sensor 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.	Hardware-Based Security Trusted Platform Module (TPM) 2.0 discrete FIPS 140-2 certification for TPM TCG (Trusted Computing Group) Certification for TPM The fingerprint reader in power button tied to ControlVault 3 ControlVault 3 Advanced Authentication with FIPS 140-2 Level 3 Certification Contacted Smart Card and ControlVault 3 Contactless Smart Card, NFC, and ControlVault 3 SED SSD NVMe, SSD, and HDD (Opal and non-Opal) per SDL FIPS 201 Full Scan FPR and ControlVault 3 Data Security McAfee Small Business Security 30-day trial McAfee Small Business Security 12-months subscription, digitally delivered McAfee Small Business Security 24-months subscription, digitally delivered McAfee Small Business Security 36-months subscription, digitally delivered
Warranty	Basic Onsite Service 12 Months, 12 Month(s)	1 Year Hardware Warranty with Onsite/In-Home Service after Remote Diagnosis

Key Features	Dell Precision 3551	Dell Latitude 5520
At Glance	Released in 2020 16:9 FHD 15.6” 1080p 60Hz Weight 4.16 lb 1.89 kg Up to Intel Core i9-10885H 8C/16T, 2.40 → 5.30 GHz Geekbench 5 1,196 Single Core Geekbench 5 6,788 Multi-Core With integrated Intel® UHD Graphics 630 24 Execution Units, 350 → 1250 MHz Upgradable up to 64GB 2933 MHz DDR4 Nvidia Quadro P620 4GB GDDR5	Released in 2021 16:9 4K UHD 15.6” 2160p 60Hz Weight 3.50 lb 1.59 kg Up to Intel Core i7-1185G7 4C/8T, 3.00 → 4.80 GHz Geekbench 5 1,404 Single Core Geekbench 5 4,864 Multi-Core With integrated Intel® Iris® Xe Graphics 96 Execution Units, 400 → 1350 MHz Upgradable up to 64GB 3200 MHz DDR4 Nvidia GeForce MX450 2GB GDDR6