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Small black desktop tower in compact form factor

DELL

DELL OptiPlex 7040 SFF i7-6700 3.4GHz 8GB DDR4 1TB NVMe desktop PC

SKU CH-N3MA-QGY7F

Small-form-factor desktop with a quad-core i7-6700, 8 GB DDR4 and a 1 TB NVMe drive, ready for business tasks on Windows 10

  • Screen sizeNo Screen
  • ProcessorIntel Core i7 6th Gen
  • Memory size8 GB DDR4
  • Storage drive1 TB PCIe M.2 SSD
  • GraphicsIntel HD Graphics 530
  • ChipsetIntel Q170
  • Quad-core i7-6700 delivers responsive multitasking
  • 8 GB DDR4 memory handles everyday workloads smoothly
  • 1 TB NVMe SSD provides fast boot and data access
  • Windows 10 Home pre-installed and activated ready to use
  • Dual DisplayPort plus HDMI supports multi-monitor setups

Compact business desktop for office tasks

The Dell OptiPlex 7040 SFF packs a 3.4 GHz Intel Core i7-6700 quad-core processor into a slim chassis designed for tight workspaces. Eight gigabytes of DDR4 memory and a 1 TB NVMe PCIe M.2 SSD deliver responsive multitasking and fast boot times. Windows 10 Home is pre-installed and activated with a genuine COA sticker. The system includes a power cord and no monitor, keyboard or mouse.

Sustained workload behaviour

Under continuous load the 64-bit quad-core CPU maintains its 3.4 GHz clock while the integrated Intel HD 530 graphics handle everyday visual output. The small-form-factor enclosure limits internal airflow, so prolonged heavy compute tasks may cause thermal throttling compared with larger towers. Gigabit Ethernet provides stable wired connectivity for long file transfers or remote sessions. Six USB 3.0 and four USB 2.0 ports keep peripherals connected without bandwidth contention.

Deciding specification: no VGA or DVI video outputs

This unit offers only two DisplayPort connectors and one HDMI port for display connectivity. Buyers with legacy monitors that require VGA or DVI inputs must purchase active adapters or replacement cables before the system can be used. If your existing screens lack DisplayPort or HDMI, factor the extra cost and setup time into the deployment plan.

How it compares

Measured against everything we stock in Tower & Compact Desktop PCs, at today’s prices. Recalculated every night.

Price $275.99
Cheaper than about 76% of the 14,711 comparable items (median $494.99).
Memory size 8 GB DDR4
Lower than about 80% of the 5,840 comparable items (median 16 GB).
RAM capacity 8 GB DDR4
Lower than about 80% of the 13,125 comparable items (median 16 GB).

Specifications

Product
Brand nameDELL
Product lineOptiPlex
Model name7040
Product typeBusiness Desktops & Workstations
Recommended useBusiness
Product colorBlack
Processor
ProcessorIntel Core i7 6th Gen
CPUi7 6700
CPU modelIntel Core i7-6700
ChipsetIntel Q170
Processor cache8 MB L3 Cache
L3 cache per CPU6 MB
Memory
Memory size8 GB DDR4
RAM capacity8 GB DDR4
Storage
Storage drive1 TB PCIe M.2 SSD
SSD storage1 TB
Optical driveNo
Display
Screen sizeNo Screen
Touch inputNo
Graphics
GraphicsIntel HD Graphics 530
GPUIntel HD 530
GPU interfaceIntegrated video
Connectivity
Network speed10/100/1000 Mbit/s
Wired networkGigabit Ethernet
Ethernet controllerIntegrated
Ports & slots
Front USB ports4
Front audio jacks1
Video connectors1 Display Port, 1 HDMI
Rear USB ports6
Ethernet port1 port
Rear audio jacks1
Size & build
Form factorSlim/Small Form Factor
In the box
Included monitorNot included
Bundled mouseNone
Software
Operating systemWindows 10 Home 🙋‍♀️Microsoft Windows 11 Pro Upgrade
‍👉Check ABS/Helix computers with Windows 11
Pre-installed softwareFresh install and activated with Windows 10. Genuine Microsof Windows COA sticker will be attached to the unit.
More details
KeyboardNone

Questions about this item

How loud does the OptiPlex 7040 SFF get when the Core i7-6700 runs at 3.4 GHz all day?

The small-form-factor chassis uses a single system fan that spins up under sustained load; the case top becomes warm to the touch, and the fan noise is audible in a quiet room.

Which cables or adapters must I already own to connect a monitor to the HDMI and DisplayPort outputs?

The unit provides one HDMI and two DisplayPort connectors but no VGA or DVI ports; you need an HDMI or DisplayPort cable, or an active adapter if your display only accepts VGA or DVI.

Will my existing DDR4 memory modules work if I want to expand beyond the installed 8 GB?

The motherboard has four DDR4 slots supporting up to 64 GB total; any standard DDR4 DIMM matching the board's speed will work alongside the factory memory.

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