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Black Dell Inspiron 3511 15.6 inch laptop closed lid

DELL

DELL Inspiron 3511 laptop, 15.6" FHD, i5-1135G7, 16GB, 1TB NVMe, Win 11 Pro

SKU CH-N58E-7MTG5 MPN 3511

A 15.6-inch FHD laptop runs Windows 11 Pro on an Intel Core i5-1135G7 with 16GB DDR4 and a 1TB NVMe SSD

  • Screen size15.6 in (39.6 cm)
  • ProcessorIntel Core i5 11th Gen
  • Graphics processorIntel Iris Xe Graphics
  • Memory size16 GB
  • SSD storage1 TB
  • Display resolution1920 × 1080
  • 6" FHD display shows crisp 1920 x 1080 visuals
  • Quad-core i5-1135G7 reaches 4.2 GHz turbo for responsive multitasking
  • 16 GB DDR4 memory handles multiple apps smoothly
  • 1 TB NVMe SSD stores large files and boots quickly
  • 720p webcam with Windows 11 Pro keeps video calls clear

Ready-to-use business laptop

The Dell Inspiron 3511 ships with Windows 11 Pro, a 15.6" FHD panel at 1920 x 1080 resolution and an Intel Core i5-1135G7 processor that reaches 4.2GHz turbo frequency. Integrated Iris Xe graphics handle everyday visual tasks while the 720p webcam supports video calls.

Memory and storage profile

The 16GB DDR4 SO-DIMM kit runs at 2400 speed and leaves one slot open up to the 32GB maximum. The 1TB NVMe PCIe drive provides fast boot and application loading without a mechanical hard drive. Buyers who need more than 32GB RAM or multiple internal drives should consider a different platform.

Quad-core responsiveness for office workloads

Four cores and 8MB SmartCache keep web browsers, document suites and collaboration tools responsive during multitasking. The CPU base frequency of 2.40GHz and 4.2GHz turbo deliver consistent performance for typical business applications. Users who rely on dedicated graphics acceleration or sustained heavy compute should evaluate other options.

How it compares

Measured against everything we stock in Standard Laptops & Notebooks, at today’s prices. Recalculated every night.

Price $614.99
Typical for this category: the median of 32,549 items is $599.99.
Screen size 15.6 in (39.6 cm)
Higher than about 60% of the 32,085 comparable items (median 15.2 in).
Memory size 16 GB
Typical for this category: the median of 30,127 items is 16 GB.

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Specifications

Product
Brand nameDELL
Product lineInspiron
Model name3511
Product colorBlack
Product typeMainstream
Processor
ProcessorIntel Core i5 11th Gen
Processor modelIntel Core i5-1135G7
CPU coresQuad-core Processor
Turbo clock speed4.2 GHz
Memory
Memory size16 GB
RAM type and speedDDR4 2400
Memory configuration8 GB x 2
Total memory slots2
Free memory slots0
Maximum supported memory32 GB
Storage
SSD storage1 TB
Hard driveNo
Storage configuration1 TB NVMe SSD
Display
Screen size15.6 in (39.6 cm)
Display resolution1920 × 1080
Touch inputNon-Touch Screen
Widescreen compatibleYes
Display formatFHD
Graphics
Graphics processorIntel Iris Xe Graphics
Graphics typeIntegrated Card
Audio & video
SoundIntegrated Sound card
SpeakersIntegrated Stereo Speakers
Web cameraYes
Connectivity
Wi-FiWi-Fi 5 (802.11ac)
Bluetooth support5.0
Ports & slots
USB ports2x USB 3.2 Gen 1, 1x USB 2.0
Video outputs1x HDMI
HDMI ports1 x HDMI
Audio jacks1 x Headphone/Microphone Combo Jack
Memory card reader3-in-1
Power
Battery runtime> 5 h
Power adapter65-watt AC Adapter
Battery pack3-cell Lithium Ion
Size & build
Overall dimensions9.27 in × 14.11 in × 0.74 in
Product weight3–3.9 lb (1.36–1.77 kg)
Software
Operating systemWindows 11 Pro
More details
Pointing deviceYes
KeyboardStandard
Keyboard backlightNon-backlit

Questions about this item

How do I add more memory to the Inspiron 3511 and what slot mistake should I avoid?

The laptop uses DDR4 SO-DIMM modules running at 2400 speed. It supports up to 32 GB total, so a single 16 GB stick can be added to the empty slot; do not buy desktop DIMMs or faster DDR4 expecting higher clocks.

Which component will likely need replacement first and what spec governs it?

The 1 TB NVMe SSD is the only mechanical-free storage; its write endurance determines lifespan. No user-serviceable battery or fan data is provided, so the drive is the primary long-term wear item.

What thermal limit appears first during a long compile or render on the Core i5-1135G7?

The quad-core processor has a 4.2 GHz turbo ceiling and 8 MB SmartCache. Sustained loads will hit the cooling system's capacity before the chip reaches its maximum frequency, causing clocks to settle below the turbo rating.

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