Dell Precision 5520 vs. Dell Precision 7670

Laptop Comparison, Reviews and Tests

Side by side comparison and review of Dell Precision 5520 and Dell Precision 7670. Compare dimensions, processors, batteries, storage capacities and other key specifications and features to simplify the choice of your perfect laptop. Our goal is to make it easier for you to decide on the laptop that will best meet your expectations by revealing the main differences between the products.

Dell Precision 7670 Review

Advantages and disadvantages of Dell Precision 7670 based on its technical characteristics, features, user experience, expert reviews and price level.

powerful processor performance

robust build quality

excellent display clarity

advanced security features

versatile connectivity options

heavier than competitors

expensive base model

average battery life

noisy under load

Laptop Comparison and Tests

Difference between Dell Precision 5520 and Dell Precision 7670
86 % - Design
85 % - Display
84 % - Performance
84 % - Connectivity
85 % - Battery

Laptop Specifications Comparison

Dell Precision 5520 vs. Dell Precision 7670 Comparison Chart
DESIGN AND DIMENSIONS Dell Precision 5520 Dell Precision 7670
Product Type Mobile workstation Mobile workstation
Dimensions (WxDxH) 35.7 cm x 23.5 cm x 1.7 cm 35.6 cm x 25.834 cm x 2.32 cm
Weight 2 kg 2.6 kg
Colour Silver Grey
DISPLAY Dell Precision 5520 Dell Precision 7670
Screen Size (Type) 15.6" 16"
LCD Backlight Technology LED backlight WLED backlight
Screen Resolution 1920 x 1080 (Full HD) 1920 x 1200 (Full HD Plus)
Pixel Density (ppi) - 142
V-Sync Rate at Max Res. - 60 Hz
Widescreen Yes Yes
Image Aspect Ratio - 16:10
Image Brightness 400 cd/m² 500 cd/m²
Colour Gamut - 99% DCI-P3
Features UltraSharp, anti-glare, Wide Viewing Angle Anti-glare, Wide Viewing Angle, ±80° horizontal viewing angle, ±80° vertical viewing angle, 35 ms response rate, 0.18 mm pixel pitch
PROCESSOR Dell Precision 5520 Dell Precision 7670
CPU Intel Core i7 (6th Gen) 6820HQ / 2.7 GHz Intel Core i7 (12th Gen) 12850HX / 2.1 GHz
Max Turbo Speed 3.6 GHz 4.8 GHz
Number of Cores Quad-Core 16-core
Cache 8 MB 25 MB
64-bit Computing Yes -
Chipset Mobile Intel CM236 Express -
Platform Technology Intel vPro Platform Intel vPro Platform
Features Intel Turbo Boost Technology 2.0 Intel Smart Cache, Intel Turbo Boost Max Technology 3.0
MEMORY Dell Precision 5520 Dell Precision 7670
RAM 8 GB (1 x 8 GB) 16 GB (1 x 16 GB)
Max RAM Supported 32 GB 128 GB
RAM Type DDR4 SDRAM DDR5 SDRAM - non-ECC
Speed 2133 MHz 4800 MHz
Rated Speed - 4800 MHz
Form Factor SO-DIMM 260-pin CAMM
Slots Qty 2 -
Empty Slots 1 -
STORAGE Dell Precision 5520 Dell Precision 7670
Main Storage Size (HDD/SSD) 256 GB SSD M.2 PCIe 512 GB SSD M.2 2280 PCIe 4.0 x4 - NVM Express (NVMe), Class 40
AUDIO & VIDEO Dell Precision 5520 Dell Precision 7670
Graphics Processor (GPU) NVIDIA Quadro M1200 NVIDIA RTX A1000
Video Memory 4 GB GDDR5 SDRAM 4 GB GDDR6 SDRAM
Camera Yes Yes - Full HD
Resolution 0.92 Megapixel -
Camera Features - IR camera, 74.9 degrees, 70 degrees (IR camera)
Video Resolutions 1280 x 720 1920 x 1080
Frame Rate 30 frames per second 30 frames per second
Sound Stereo speakers, microphone Two tweeters, two woofers, dual array microphone
Codec - Realtek ALC711-VD
Compliant Standards High Definition Audio -
COMMUNICATIONS Dell Precision 5520 Dell Precision 7670
Wireless 802.11a/b/g/n/ac, Bluetooth 4.2 Bluetooth, 802.11a/b/g/n/ac/ax (Wi-Fi 6E)
Wireless Controller Intel Dual Band Wireless-AC 8265 Intel Wi-Fi 6E AX 211
Network Interface Gigabit Ethernet Gigabit Ethernet
Ethernet Controller - Intel I219-LM
Features Miracast Dual stream (2x2)
BATTERY Dell Precision 5520 Dell Precision 7670
Technology 3-cell lithium polymer 6-cell Lithium Ion
Battery Capacity (Size) 56 Wh 83 Wh
AC ADAPTER Dell Precision 5520 Dell Precision 7670
Input AC 120/230 V (50/60 Hz) AC 100-240 V (50/60 Hz)
Output 130 Watt, 19.5 V, 6.67 A 180 Watt, 19.5 V, 9.23 A
INPUT Dell Precision 5520 Dell Precision 7670
Type Keyboard, touchpad Keyboard, touchpad
Numeric Keypad - Yes
Keyboard Backlight Yes Yes
Features - Precision touchpad
CONNECTIONS & EXPANSIONS Dell Precision 5520 Dell Precision 7670
Slots - 3 x M.2 Card (2 free)
Interfaces USB-C (supports Thunderbolt 3)
LAN (on supplied cable)
2 x USB 3.0 (PowerShare)
Headphone/microphone combo jack
HDMI
HDMI
2 x USB4 (supports Thunderbolt 4, DisplayPort 1.4 Alt Mode)
USB-C 3.2 Gen 2 (supports DisplayPort 1.4 Alt Mode)
USB 3.2 Gen 1 (PowerShare)
USB 3.2 Gen 1
LAN (RJ-45)
Headphone/microphone combo jack
Memory Card Reader Yes (SD Card) Yes (SD Card, SDHC Card, SDXC Card)
SOFTWARE Dell Precision 5520 Dell Precision 7670
Operating System (OS) Microsoft Windows 7 Professional 64-bit Edition + Windows 10 Pro 64-bit Licence - Multilingual User Interface (MUI) Windows 10 Pro (available through downgrade rights from Windows 11 Pro) + Windows 11 Pro Licence - Dutch / English / French / German / Italian
Software Included Microsoft Office (Trial), McAfee (30 days trial) Microsoft Office (30 days trial, excludes office licence)
MISCELLANEOUS Dell Precision 5520 Dell Precision 7670
Included Accessories Power adapter Power adapter
Integrated Options - Accelerometer, ambient light sensor, proximity sensor, hall sensor
Security Trusted Platform Module (TPM) Security Chip Discrete Trusted Platform Module (TPM 2.0) Security Chip, smart card reader
Security Slot Type - Noble Wedge security slot
Theft/Intrusion Protection - Security lock slot (cable lock sold separately)
Features - ExpressCharge
Compliant Standards - FIPS 140-2
Max Operating Temperature 40 °C 35 °C
Min Operating Temperature 0 °C 0 °C
Humidity Range Operating 10 - 90% (non-condensing) 10 - 90% (non-condensing)
Manufacturer Warranty Limited warranty - 1 year - response time: next business day -
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