Dell Precision 7720 vs. HP Zbook 15 G3

Laptop Comparison, Reviews and Tests

Detailed comparison and review of Dell Precision 7720 and HP Zbook 15 G3. With our comprehensive overview, you can simply compare dimensions, performance, storage, functions, but also other key features of both laptops and easily decide which one is the right choice for you. Our goal is to help you identify the main differences between products and find the laptop that best fits your needs and expectations.

HP Zbook 15 G3 Review

Advantages and disadvantages of HP Zbook 15 G3 based on its technical characteristics, features, user experience, expert reviews and price level.

robust build quality

powerful processor performance

expandable memory options

high-resolution display

good connectivity options

heavier than competitors

expensive base model

average battery life

noisy under load

Laptop Comparison and Tests

Difference between Dell Precision 7720 and HP Zbook 15 G3
75 % - Design
72 % - Display
72 % - Performance
85 % - Connectivity
65 % - Battery

Laptop Specifications Comparison

Dell Precision 7720 vs. HP Zbook 15 G3 Comparison Chart
DESIGN AND DIMENSIONS Dell Precision 7720 HP Zbook 15 G3
Product Type Mobile workstation Mobile workstation
Dimensions (WxDxH) 41.67 cm x 28.12 cm x 3.53 cm 38.6 cm x 26.4 cm x 2.6 cm
Weight 3.4 kg 2.59 kg
Colour Black -
DISPLAY Dell Precision 7720 HP Zbook 15 G3
Screen Size (Type) 17.3" - IPS 15.6"
LCD Backlight Technology LED backlight LED backlight
Screen Resolution 1920 x 1080 (Full HD) 1920 x 1080 (Full HD)
Widescreen Yes Yes
Image Aspect Ratio - 16:9
Image Brightness 300 cd/m² 300 cd/m²
Features UltraSharp, anti-glare, Corning Gorilla glass 4 -
PROCESSOR Dell Precision 7720 HP Zbook 15 G3
CPU Intel Core i7 (7th Gen) 7700HQ / 2.8 GHz Intel Core i7 (6th Gen) 6820HQ / 2.7 GHz
Max Turbo Speed 3.8 GHz -
Number of Cores Quad-Core Quad-Core
Cache 6 MB 8 MB
64-bit Computing Yes Yes
Chipset Mobile Intel CM238 -
Features Intel Turbo Boost Technology 2.0 Hyper-Threading Technology, Intel Turbo Boost Technology 2.0, Intel Smart Cache
MEMORY Dell Precision 7720 HP Zbook 15 G3
RAM 16 GB (2 x 8 GB) 16 GB
Max RAM Supported 64 GB 64 GB
RAM Type DDR4 SDRAM DDR4 SDRAM
Speed 2400 MHz -
Rated Speed 2400 MHz -
Form Factor SO-DIMM 260-pin SO-DIMM 260-pin
Slots Qty 4 4
Empty Slots 2 -
STORAGE Dell Precision 7720 HP Zbook 15 G3
Main Storage Size (HDD/SSD) 256 GB SSD M.2 PCIe - NVM Express (NVMe) 240 GB SSD
AUDIO & VIDEO Dell Precision 7720 HP Zbook 15 G3
Multi-GPU Configuration - 1 single GPU card / integrated GPU
Graphics Processor (GPU) NVIDIA Quadro M1200 NVIDIA Quadro M2000M / Intel HD Graphics 530
Video Memory 4 GB GDDR5 SDRAM 4 GB GDDR5 SDRAM
Video System Features - NVIDIA Optimus, Shader Model 5.0
Camera Yes - 1280 x 720 Yes - 720p
Camera Features 720p HD movie recording -
Image Sensor Type CMOS -
Video Resolutions 1280 x 720 -
Sound Stereo speakers, microphone Stereo speakers, dual array microphone
Codec - CX7501
Compliant Standards High Definition Audio High Definition Audio
Audio Features - Bang & Olufsen Audio
COMMUNICATIONS Dell Precision 7720 HP Zbook 15 G3
Wireless 802.11a/b/g/n/ac, Bluetooth 4.2 Bluetooth, Wi-Fi
Wireless Controller Intel Dual Band Wireless-AC 8265 -
Network Interface Gigabit Ethernet Gigabit Ethernet
BATTERY Dell Precision 7720 HP Zbook 15 G3
Technology 6-cell Lithium Ion Lithium Ion
AC ADAPTER Dell Precision 7720 HP Zbook 15 G3
Input AC 120/230 V (50/60 Hz) AC 120/230 V (50/60 Hz)
Output 240 Watt, 19.5 V, 12.31 A 150 Watt, 19.5 V
INPUT Dell Precision 7720 HP Zbook 15 G3
Type Keyboard, touchpad Keyboard, touchpad, pointing stick
Numeric Keypad Yes -
Keyboard Backlight Yes -
Features Multi-gesture touch pad Volume control, spill-resistant, touchpad with gesture support
CONNECTIONS & EXPANSIONS Dell Precision 7720 HP Zbook 15 G3
Interfaces Mini DisplayPort
LAN
4 x USB 3.1 Gen 1 (PowerShare)
Headphone/microphone combo jack
HDMI
Dock
USB-C (supports Thunderbolt)
LAN
VGA
USB 3.0 (charging)
HDMI
2 x USB-C 3.1 Gen 2 (supports Thunderbolt 3, DisplayPort Alt Mode)
Headphone/microphone combo jack
2 x USB 3.0
Dock
Memory Card Reader Yes (SD Card) Yes (SD Card, SDHC Card, SDXC Card, SDXC UHS-II Card)
SOFTWARE Dell Precision 7720 HP Zbook 15 G3
Operating System (OS) Windows 10 Pro 64-bit Edition - Multilingual User Interface (MUI) Windows 10 Pro 64-bit Edition
Software Included Microsoft Office (Trial), McAfee (30 days trial) -
MISCELLANEOUS Dell Precision 7720 HP Zbook 15 G3
Dockable Yes Yes
Included Accessories Power adapter Power adapter
Security Smart card reader Trusted Platform Module (TPM 1.2) Security Chip
Security Slot Type - Kensington security slot
Theft/Intrusion Protection Security lock slot (cable lock sold separately) Security lock slot (cable lock sold separately)
Features - Administrator password, hard drive password, power-on password
Compliant Standards - ISO 9001, ISO 14001, RoHS, ISO 27001
ENERGY STAR Certified - Yes
Max Operating Temperature 40 °C -
Min Operating Temperature 0 °C -
Humidity Range Operating 10 - 90% (non-condensing) -
Manufacturer Warranty Limited warranty - 3 years - response time: next business day Limited warranty - 2 years - pick-up and return
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