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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

  • ColorBlack
  • Operating SystemWindows 11 Pro
  • CPU TypeIntel Core i5 11th Gen
  • Processor NameIntel Core i5-1135G7
  • Turbo Frequency4.2GHz
  • Number of CoresQuad-core Processor
  • 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.

Highlights

  • 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

Specifications

BrandDELL
SeriesInspiron
Model3511
ColorBlack
Operating SystemWindows 11 Pro
CPU TypeIntel Core i5 11th Gen
Processor NameIntel Core i5-1135G7
Turbo Frequency4.2GHz
Number of CoresQuad-core Processor
Screen Size15.6"
TouchscreenNon-Touch Screen
Wide Screen SupportYes
Display TypeFHD
Resolution1920 x 1080
GPU/VPUIntel Iris Xe Graphics
Graphic TypeIntegrated Card
SSD1TB
HDDNo
Storage Spec1TB NVMe SSD
Memory16GB
Memory SpeedDDR4 2400
Memory Spec8 GB x 2
Memory Slot (Total)2
Memory Slot (Available)0
Max Memory Supported32 GB
WLANWi-Fi 5 (802.11ac)
BluetoothBluetooth 5.0
USB2x USB 3.2 Gen 1, 1x USB 2.0
Video Port1x HDMI
HDMI1 x HDMI
Audio Ports1 x Headphone/Microphone Combo Jack
AudioIntegrated Sound card
SpeakerIntegrated Stereo Speakers
TouchpadYes
KeyboardStandard
Backlit KeyboardNon-backlit
WebcamYes
Card Reader3-in-1
TypeMainstream
AC Adapter/Charger65-watt AC Adapter
Battery3-cell Lithium Ion
Battery Life> 5 hours
Dimensions (W x D x H)9.27" x 14.11" x 0.74"
Weight3 - 3.9 lbs.

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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