We take cryptocurrency — so the coins you hold can buy real hardware.Pay in crypto, spend it on real hardware. Free insured shipping worldwide over $399. Plain, unbranded boxes, sent from Germany.Free insured shipping over $399. Your rate is locked for 30 minutes once checkout opens.Rate locked 30 minutes. Every item sealed, serial-checked and covered by a 24-month warranty.Sealed, 24-month warranty.

Saved items Sign in
Compact black tower desktop with wired keyboard and mouse

Acer America

Acer Aspire XC-840-UB11 desktop PC, Celeron N4505, 16 GB DDR4, 1 TB NVMe, Windows 11 Pro

SKU CH-Q3K2-SNK70

Compact desktop with Celeron N4505, 16 GB DDR4, 1 TB NVMe, Wi-Fi 6 and Bluetooth 5.3, plus wired keyboard and mouse

  • ProcessorCeleron
  • RAM capacity16 GB DDR4
  • SSD storage1 TB
  • GraphicsIntel UHD Graphics
  • CPU modelIntel Celeron N4505
  • Wi-Fi standardWi-Fi 6

OperatingSystem Windows 11 Pro

Memory 16GB

SSD 1TB

  • Compact 12.99" × 3.94" × 11.61" chassis fits tight desk spaces
  • 16 GB DDR4 memory handles everyday multitasking smoothly
  • 1 TB NVMe solid-state drive boots Windows 11 Pro in seconds
  • Wi-Fi 6 and Bluetooth 5.3 deliver fast wireless connectivity
  • 65 W power supply keeps energy draw low

Compact desktop for everyday tasks

The Acer Aspire XC-840-UB11 is a small-form-factor desktop built around an Intel Celeron N4505 processor with integrated Intel UHD Graphics. It ships with 16 GB of DDR4 memory and a 1 TB NVMe solid-state drive. Windows 11 Pro is pre-installed, making it ready for office applications, web browsing and media playback out of the box. This configuration suits home users, students or small offices that need a quiet, space-saving PC for routine workloads.

Low-power cooling and quiet operation

A 65 watt power supply feeds the entire system, so the low-wattage Celeron N4505 runs cool enough for a compact chassis measuring 12.99 by 3.94 by 11.61 inches and weighing 9.26 lb. The modest thermal envelope keeps fan noise low during typical document editing and streaming sessions. Continuous heavy multitasking or sustained gaming loads are not a good fit for this thermal design.

Included peripherals and connectivity

A wired keyboard and mouse combo are bundled, removing the need for separate input-device purchases. Wireless connectivity comes from Wi-Fi 6 and Bluetooth 5.3 adapters built into the platform. Memory can be expanded up to 32 GB if future workloads demand more headroom. Buyers who want a discrete graphics card, additional drive bays or a display included should look at larger tower systems.

How it compares

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

Price $540.99
Typical for this category: the median of 14,711 items is $494.99.
RAM capacity 16 GB DDR4
Typical for this category: the median of 13,125 items is 16 GB.
SSD storage 1 TB
Higher than about 60% of the 11,342 comparable items (median 512 GB).

Specifications

Product
Brand nameAcer
Product lineAspire
Model nameXC-840-UB11
Product typeDesktop PC
Processor
ProcessorCeleron
CPU modelIntel Celeron N4505
Memory
RAM capacity16 GB DDR4
Storage
SSD storage1 TB
Graphics
GraphicsIntel UHD Graphics
Connectivity
Wi-Fi standardWi-Fi 6
Bluetooth support5.3
Compatibility
Windows 11 supportReady
In the box
Pointing deviceWired Mouse
Software
Operating systemWindows 11 Pro
More details
Keyboard typeWired Keyboard

Other versions of this model

5 more in the same range

Questions about this item

How do I install the DDR4 memory and what step is often missed?

Open the chassis, insert the DDR4 module into the SO-DIMM slot until it clicks, then secure the retention clips; the step often missed is pushing firmly enough to engage both clips.

Which component will need replacement first and what are the limits?

The 65 watt power supply is the only field-replaceable part listed; memory can be expanded to 32 GB DDR4 and storage to 1 TB NVMe, but no other internal components are user-serviceable.

What thermal limit appears first during sustained loads on the Celeron N4505?

The 65 watt power supply and compact 12.99 x 3.94 x 11.61 inch chassis limit sustained performance; the Celeron N4505 will throttle before the Intel UHD Graphics or DDR4 memory reach their limits.

More in Tower & Compact Desktop PCs

Similar items