Dell Inspiron 17 7706 vs Inspiron 15 3510

You can select specific configurations for the laptops to get a more accurate comparative review
Display 2560 x 1600
Battery 68 Wh
CPU
RAM
Storage 512GB

Review

Evaluation of Dell Inspiron 17 7706 and Inspiron 15 3510 important characteristics
Performance
System and application performance
Gaming
Performance in popular 3D games
Display
Viewing angle, color accuracy, brightness
Battery Life
Potential battery life in light and average use
Connectivity
Ports, webcam and other interfaces
Case
Design, materials, durability and usability
NanoReview Score

Key Differences

What are the key differences between the notebooks
Advantages of the Dell Inspiron 17 7706
  • Can run popular games at about 683-932% higher FPS
  • Around 6.7x better multi-core CPU performance in the Cinebench R23 test
  • Higher number of cutting-edge USB Type-C ports: 1 versus 0
  • Features a much bigger (~66%) battery – 68 against 41 watt-hours
  • Thinner bezels and 4% higher screen-to-body ratio
  • Supports next-generation Wi-Fi 6 wireless networks
  • 78% sharper screen – 178 versus 100 pixels per inch (PPI)
  • Provides 36% higher max. screen brightness: 300 vs 220 nits
Advantages of the Dell Inspiron 15 3510
  • Significantly easier to carry: weighs 390 grams less (around 0.86 lbs)
  • Includes an old-school USB-A port
  • Much smaller footprint: 17% more compact case (130.8 vs 156.9 square inches)
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Tests and Specifications

Comparison table of test results and technical specs

Case

Weight 2.24 kg (4.94 lbs) 1.85 kg (4.08 lbs)
Dimensions 379.8 x 266.4 x 15.2-19.3 mm
14.95 x 10.49 x 0.6-0.76 inches
358.5 x 235.5 x 17.5-18.9 mm
14.11 x 9.27 x 0.69-0.74 inches
Area 1012 cm2 (156.8 inches2) 844 cm2 (130.8 inches2)
Screen-to-body ratio ~82.8% ~79.5%
Side bezels 6.8 mm 6.6 mm
Colors Silver Black, Silver
Transformer Yes No
Opening angle 360° -
Size comparison
Cooling solution
Cooling system Active Active
Vapor chamber No No
Number of fans 1 1

Display

Size 17 inches 15.6 inches
Type IPS LCD TN LCD
Refresh rate 60 Hz 60 Hz
PPI 178 ppi 100 ppi
Aspect ratio 16:10 16:9
Resolution 2560 x 1600 pixels 1366 x 768 pixels
HDR support Yes, Dolby Vision No
Touchscreen No No
Coating Matte Matte
Display tests
Contrast - 400:1
sRGB color space 100% -
Response time - 25 ms
Max. brightness
300 nits
220 nits

Battery

Capacity
Voltage - 11.25 V
Full charging time 4:00 hr -
Battery type Li-Ion Li-Po
Replaceable No No
Fast charging Yes Yes
USB Power Delivery Yes No
Charging port position Left Right
Charge power 65 W 65 W

CPU

CPU name
Base frequency 0.9-2.4 GHz 1.1 GHz
Turbo frequency 4.2 GHz -
Cores 4 2
Threads 8 2
L3 Cache 8 MB -
Integrated GPU Iris Xe Graphics G7 80EU Intel UHD Graphics 600
Fabrication process 10 nm 14 nm

Benchmarks

Geekbench 5 (Single-Core)
Geekbench 5 (Multi-Core)
Cinebench R23 (Single-Core)
Cinebench R23 (Multi-Core)

Graphics Card

GPU name
TGP - 5 W
Type Dedicated Integrated
Fabrication process 14 nm 14 nm
GPU base clock 1354 MHz 200 MHz
GPU boost clock 1468 MHz 750 MHz
FLOPS 1.879 TFLOPS 0.14 TFLOPS
Memory size 2 GB System Shared
Memory type GDDR5 DDR4
Memory bus 64 bit -
Memory speed ~7 Gbps 2.4 Gbps
Shading units 640 96
DirectX support 12 12
GPU performance
1.879 TFLOPS
0.14 TFLOPS

RAM

RAM size
Channels 2x4 GB 1x4 GB
Clock 3200 MHz 2400 MHz
Type DDR4 DDR4
Upgradable - Yes
Total slots 2 1
Max. ram size - 8 GB

Storage

Storage size
Bus PCI-E Gen 3.0 (4x) PCI-E Gen 3.0 (4x)
Storage type SSD (M2) SSD (M2)
Channels 1x512 GB 1x128 GB
Upgradable - Yes
Total slots 1 1
NVMe Yes Yes

Sound

Audio chip Realtek ALC3204 Realtek ALC3204
Speakers 2.0 2.0
Power 2x2.5W 2x2W
Dolby Atmos No No
Microphones 2 1

Connectivity

Wi-Fi standard v6 v5
Bluetooth v5.1 v5
Fingerprint Yes Optional
Optical drive No No
Webcam Above the display Above the display
Webcam resolution 1280 x 720 1280 x 720
Ports
USB-A 2x USB 3.2 3x USB 3.2
USB Type-C 1x USB 3.2 No
Thunderbolt Thunderbolt 4 No
HDMI 1x HDMI 1.4 1x HDMI 1.4
DisplayPort No No
VGA No No
Audio jack (3.5 mm) Yes Yes
Ethernet (RJ45) No No
SD card reader Yes Yes
Proprietary charging port Yes Yes

Input

Keyboard
Keyboard type Island Island
Numpad No Yes
Backlight Yes Yes
Touchpad
Size - 11.5 x 8.0 cm
Surface Plastic Plastic
Windows Precision Yes Yes
*Disclaimer! Ports, speakers, display, and other specifications can be different depending on the laptop’s particular configuration or region.

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