Dell Precision 3551 vs. Dell Precision 5540: Full specs comparison

We have comprehensively analyzed the technical specifications for the Dell Precision 3551 and Dell Precision 5540 models. Our report includes intricate details such as the CPU, memory, storage, battery life, display quality, and other features.

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Dell Precision 3551

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Dell Precision 5540

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Dell Precision 3551 Pros

Reasons that Dell Precision 3551 is better than Dell Precision 5540.

Newer manufacturing

2020 vs. 2019

Dell Precision 5540 Pros

Reasons that Dell Precision 5540 is better than Dell Precision 3551.

Supports faster memory

Dell Precision 5540 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 Precision 5540 - DDR4
3,200 MHz
Dell Precision 3551 - DDR4
2,933 MHz
About 6% lighter

Dell Precision 5540 weighed 3.93 pounds, 6% lighter than the 4.16 pounds Dell Precision 3551.

WeightDell Precision 3551Dell Precision 5540
Pound
4.16 lbs.
3.93 lbs.
Kilogram
1.89 kg
1.78 kg

Key Similars

Similar characteristics share between Dell Precision 3551 and Dell Precision 5540.

Similar CPU performance

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

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 5540 - Intel Core i9-9980HK
6,504
Dell Precision 5540 - Intel Core i9-9880H
6,100
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 5540 - Intel Xeon E-2276M
5,165
Dell Precision 5540 - Intel Core i7-9850H
4,914
Dell Precision 5540 - Intel Core i7-9750H
4,880
Dell Precision 3551 - Intel Core i5-10400H
4,252
Dell Precision 3551 - Intel Core i5-10300H
3,747
Dell Precision 5540 - Intel Core i5-9400H
3,690
Supports the same maximum memory size of up to 64GB

Both laptops supports up to 64GB of system memory.

Max system memory size
Dell Precision 3551
64 GB
Dell Precision 5540
64 GB
Upgradable memory

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

MemoryDell Precision 3551Dell Precision 5540
Slots
x2
x2
TypeDDR4DDR4

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)
 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
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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)
 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
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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)
 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
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Dell Precision 5540 Price
Dell Precision M5540 15.6 UHD Touchscreen Intel Core i7-9750H 2.60Ghz 32GB 1TB SSDR Windows 10 Professional (Renewed)
 Dell Precision M5540 15.6 UHD Touchscreen Intel Core i7-9750H 2.60Ghz 32GB 1TB SSDR Windows 10 Professional (Renewed)
By Dell
$639.00
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Dell Precision 5540 Workstation 15.6-inch Full HD IPS Display Intel Core i7-9850H 32GB RAM 1TB SSD NVIDIA Quadro 4GB Win 10 Pro (Renewed)
 Dell Precision 5540 Workstation 15.6-inch Full HD IPS Display Intel Core i7-9850H 32GB RAM 1TB SSD NVIDIA Quadro 4GB Win 10 Pro (Renewed)
By Dell
$555.66
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Dell Precision 5540 15.6-inch FHD Laptop - Intel Core i9 9th Gen - i9-9880H - Eight Core 4.8Ghz - 512GB SSD - 32GB RAM - Nvidia Quadro T2000 - Windows 10 Pro (Renewed)
 Dell Precision 5540 15.6-inch FHD Laptop - Intel Core i9 9th Gen - i9-9880H - Eight Core 4.8Ghz - 512GB SSD - 32GB RAM - Nvidia Quadro T2000 - Windows 10 Pro (Renewed)
By Dell
$635.35
$699.99 9% OFF
See at Amazon

Specs Comparison

Availability

Dell Precision 3551Dell Precision 5540
Released20202019
Release Date-
  • Announced at Computex 2019.
  • Available from early July 2019.
PricingStarting at $939Starting at $1,339
Generations

Exterior

Dell Precision 3551Dell Precision 5540
Dimensions14.13” x 9.30” x 0.88 - 0.98” (359.1 mm x 236.2 mm x 22.48 - 24.92 mm)14.06 x 9.26 x 0.44 in (357 x 235 x 11.2 mm)
Width: 14.06” (357 mm)
Depth: 9.26” (235 mm)
Height: 0.44” (11.2 mm)
Weight4.16 lbs (1.89 kg)3.93 lbs (1.78 kg)
Colors-
  • Aluminum Platinum Silver LCD Cover
  • Aluminum Titan Gray LCD Cover
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.
  • Full-size backlit keyboard.
  • 4.03 x 2.45 in (102.40 mm x 62.40 mm) touchpad with 5 multi-touch gesture support.

Display

Dell Precision 3551Dell Precision 5540
Size15.6 Inches15.6 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" UltraSharp FHD IGZO4
    • 1920x1080, AG, NT, w/Prem Panel Guar, 100% sRGB.
  • 15.6" Ultrasharp UHD IGZO4
    • 3840x2160, Touch, w/Prem Panel Guar, 100% Adobe,
  • 15.6" Ultrasharp OLED UHD
    • 3840x2160, Non-Touch,w/Prem Panel Guar, 100% DCI-P3

Ports

Dell Precision 3551Dell Precision 5540
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
Dell Precision 5540 Ports
Image Source: Dell
Left (5)
  • 1 x power port
  • 1 x USB-A
    USB 3.1 Gen 1 (5 Gbps), PowerShare
  • 1 x HDMI
    v2.0
  • 1 x Thunderbolt 3
    40 Gpbs, DisplayPort, Power Delivery
  • 1 x headphone jack
    Headphone/Microphone
Right (3)
  • 1 x full-size SD card slot
  • 1 x USB-A
    USB 3.1 Gen 1 (5 Gbps), PowerShare
  • 1 x lock slot

Internal Specs

Dell Precision 3551Dell Precision 5540
Processor
  1. 10th Gen Intel® Core™ i5-10300H
    4 cores, 8 threads, 2.50 → 4.50 GHz, 8MB SmartCache, 45W
  2. 10th Gen Intel® Core™ i5-10400H
    4 cores, 8 threads, 2.60 → 4.60 GHz, 8MB SmartCache, 45W
  3. 10th Gen Intel® Core™ i7-10750H
    6 cores, 12 threads, 2.60 → 5.00 GHz, 12MB SmartCache, 45W
  4. 10th Gen Intel® Core™ i7-10850H
    6 cores, 12 threads, 2.70 → 5.10 GHz, 12MB SmartCache, 45W
  5. Intel Xeon W-10855M
    6 cores, 12 threads, 2.80 → 5.10 GHz, 12MB SmartCache, 45W
  6. 10th Gen Intel® Core™ i7-10875H
    8 cores, 16 threads, 2.30 → 5.10 GHz, 16MB SmartCache, 45W
  7. 10th Gen Intel® Core™ i9-10885H
    8 cores, 16 threads, 2.40 → 5.30 GHz, 16MB SmartCache, 45W
  1. 9th Gen Intel® Core™ i5-9400H
    4 cores, 8 threads, 2.50 → 4.30 GHz, 8MB SmartCache, 45W
  2. 9th Gen Intel® Core™ i7-9750H
    6 cores, 12 threads, 2.60 → 4.50 GHz, 12MB SmartCache, 45W
  3. 9th Gen Intel® Core™ i7-9850H
    6 cores, 12 threads, 2.60 → 4.60 GHz, 12MB SmartCache, 45W
  4. Intel Xeon E-2276M
    6 cores, 12 threads, 2.80 → 4.70 GHz, 12MB SmartCache, 45W
  5. 9th Gen Intel® Core™ i9-9880H
    8 cores, 16 threads, 2.30 → 4.80 GHz, 16MB SmartCache, 45W
  6. 9th Gen Intel® Core™ i9-9980HK
    8 cores, 16 threads, 2.40 → 5.00 GHz, 16MB SmartCache, 45W
Integrated Graphics
  1. 10th Gen Intel® Core™ i5-10300H
    Intel® UHD Graphics 630
    24 Execution Units, 350 → 1050 MHz
  2. 10th Gen Intel® Core™ i5-10400H
    Intel® UHD Graphics 630
    24 Execution Units, 350 → 1100 MHz
  3. 10th Gen Intel® Core™ i7-10750H
    Intel® UHD Graphics 630
    24 Execution Units, 350 → 1150 MHz
  4. 10th Gen Intel® Core™ i7-10850H
    Intel® UHD Graphics 630
    24 Execution Units, 350 → 1150 MHz
  5. Intel Xeon W-10855M
    Intel® UHD Graphics 630
    24 Execution Units, 350 → 1200 MHz
  6. 10th Gen Intel® Core™ i7-10875H
    Intel® UHD Graphics 630
    24 Execution Units, 350 → 1200 MHz
  7. 10th Gen Intel® Core™ i9-10885H
    Intel® UHD Graphics 630
    24 Execution Units, 350 → 1250 MHz
  1. 9th Gen Intel® Core™ i5-9400H
    Intel® UHD Graphics 630
    24 Execution Units, 350 → 1100 MHz
  2. 9th Gen Intel® Core™ i7-9750H
    Intel® UHD Graphics 630
    24 Execution Units, 350 → 1150 MHz
  3. 9th Gen Intel® Core™ i7-9850H
    Intel® UHD Graphics 630
    24 Execution Units, 350 → 1150 MHz
  4. Intel Xeon E-2276M
    Intel® UHD Graphics P630
    24 Execution Units, 350 → 1200 MHz
  5. 9th Gen Intel® Core™ i9-9880H
    Intel® UHD Graphics 630
    24 Execution Units, 350 → 1200 MHz
  6. 9th Gen Intel® Core™ i9-9980HK
    Intel® UHD Graphics 630
    24 Execution Units, 350 → 1250 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 Slots
    • 2 x DDR4 SoDIMM
  • Memory Configurations
    • Minimum Memory: 8GB
    • Maximum Memory: 64GB
Discrete Graphics
NVIDIA Quadro P620 (Optional)
Pascal Architecture, 4GB GDDR5 128-bit, 1177 → 1442 MHz, 512 CUDA Cores.
  • NVIDIA Quadro T1000 (Optional)
    Turning Architecture, 4GB GDDR5 128-bit, 1395 → 1455 MHz, 768 CUDA Cores.
  • NVIDIA Quadro T2000 (Optional)
    Turning Architecture, 4GB GDDR5 128-bit, 1575 → 1785 MHz, 1,024 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
  • Hard Drive Slots
    • 1 x M.2 PCIe SSD slot
    • 1 x 2.5 inches hard drive slot
      Available only on a 3-cell 56Wh battery model.
  • Hard Drive Configurations
    • Up to 2TB M.2 NVMe PCIe SSD
    • Up to 2TB SATA Hard Drive

Connectivity

Dell Precision 3551Dell Precision 5540
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 6 AX200 2x2 802.11ax 160MHz
  • Intel Wireless-AC 9260 2x2 802.11ac
  • Qualcomm QCA6174A 2x2 802.11ac
Bluetooth
  • Bluetooth 5.0
  • Bluetooth 5.1
  • Bluetooth 5.0
EthernetIntel 1219-V/Intel 1219-LM Gigabit Ethernet controller-

Battery

Dell Precision 3551Dell Precision 5540
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
  • 56 Wh (3-cell lithium-ion)
  • 97 Wh (6-cell lithium-ion)
Battery LifeUp 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
130 W power adapter
Power rated at 19.5VDC/6.67A.

Software

Dell Precision 3551Dell Precision 5540
OS
Windows 10 Home Windows 10 Pro Ubuntu 18.04 LTS RedHat 8.2
Upgradable to Windows 11
Windows 10 Home Windows 10 Pro Ubuntu 18.04 LTS RedHat 7.5
Upgradable to Windows 11
Built-in AppsMicrosoft Office 30-days trial
  • Microsoft Office 30-days trial
  • McAfee® Small Business Security 30 Day Free Trial

Camera & Audio

Dell Precision 3551Dell Precision 5540
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
    Top-mount front camera with fixed focus lens, 0.92 Megapixels (1280 x 720 HD) at 30 fps.
Audio
  • Dual integrated high-quality speakers
  • 2W Stereo Speakers
  • Dual integrated noise-canceling digital array microphones
  • MaxxAudio® Pro by Waves
  • Waves MaxxAudio Pro
  • Two speakers
  •  dual-array microphones

Misc

Dell Precision 3551Dell Precision 5540
Sensors
  • Ambient light sensor
  • The fingerprint reader in the power button (optional)
  • IR Camera (optional)
  • Ambient light sensor
  • Windows Hello compliant fingerprint reader in the power button (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.
  • 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
  • Touch Fingerprint Reader with Control Vault 3.0 (Advanced Authentication with FIPS 140-2 Level 3 Certification)
WarrantyBasic Onsite Service 12 Months, 12 Month(s)1 Year Hardware Service with Onsite/In-Home Service After Remote Diagnosis

Key Features

Dell Precision 3551Dell Precision 5540
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
Dell Precision 3551 Ports
Nvidia Quadro
P620
4GB GDDR5
Released in
2019
16:9 4K UHD
15.6”
2160p OLED
Weight
3.93 lb
1.78 kg
Up to
Intel Core i9-9980HK
8C/16T, 2.40 → 5.00 GHz
Geekbench 5
1,114
Single Core
Geekbench 5
6,504
Multi-Core
With integrated
Intel® UHD Graphics 630
24 Execution Units, 350 → 1250 MHz
Upgradable up to
64GB
3200 MHz DDR4
Dell Precision 5540 Ports
Nvidia Quadro
T2000
4GB GDDR5

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