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Black tower desktop with wired keyboard and mouse

DELL

DELL ECT1250 Tower Desktop PC Intel Core Ultra 7 265K 48GB DDR5 1TB NVMe RTX 3050

SKU CH-ESJ6-1WGSS

A tower desktop with a 20-core Intel Core Ultra 7 265K processor, 48GB DDR5 memory, 1TB NVMe storage and an RTX 3050 6GB graphics card, running Windows 11 Pro

  • Release Year2025
  • Form FactorTower
  • ColorBlack
  • ProcessorIntel Core Ultra 7 265K
  • Processor Main Features64 bit 20-Core Processor
  • Cache Per Processor30MB L3 Cache
  • 20-core Intel Core Ultra 7 265K processor with 30MB cache and 5.50 GHz turbo boost
  • 48GB DDR5 5600 MHz memory for fast multitasking and responsive performance
  • 1TB PCIe NVMe M.2 solid state drive provides rapid boot and load times
  • NVIDIA GeForce RTX 3050 6GB GDDR6 graphics supports creative work and modern gaming
  • Wi-Fi 6 and Bluetooth 5.4 wireless connectivity with Gigabit Ethernet for reliable networking

Tower desktop for business and education

The Dell ECT1250 tower desktop runs an Intel Core Ultra 7 265K processor with 20 cores and a 3.9 GHz base clock that can reach 5.5 GHz on turbo. It ships with 48 GB of DDR5 5600 MHz memory and a 1 TB NVMe solid-state drive. Windows 11 Pro is pre-installed and the system includes a wired keyboard and mouse.

Black tower chassis with front and rear I/O

The black tower measures 12.76 inches high, 6.06 inches wide and 11.53 inches deep, weighing 12.02 lb. Front ports provide two USB 2.0 sockets, one USB 3.2 Gen 1 Type-C port, one USB 3.2 Gen 1 Type-A port and a headset jack. The rear panel adds a DisplayPort 1.4, an HDMI 2.1, two USB 3.2 Type-A ports, two USB 2.0 Type-A ports and a gigabit RJ-45 jack. A Kensington lock slot and padlock loop are also fitted.

RTX 3050 graphics with Wi-Fi 6 and Bluetooth 5.4

An NVIDIA GeForce RTX 3050 with 6 GB of GDDR6 memory drives the display outputs. Wireless connectivity uses a MediaTek Wi-Fi 6 MT7920 2x2 card supporting 802.11ax MU-MIMO alongside Bluetooth 5.4. The configuration targets everyday productivity and light creative workloads rather than sustained high-end gaming or heavy compute clusters.

Highlights

  • 20-core Intel Core Ultra 7 265K processor with 30MB cache and 5.50 GHz turbo boost
  • 48GB DDR5 5600 MHz memory for fast multitasking and responsive performance
  • 1TB PCIe NVMe M.2 solid state drive provides rapid boot and load times
  • NVIDIA GeForce RTX 3050 6GB GDDR6 graphics supports creative work and modern gaming
  • Wi-Fi 6 and Bluetooth 5.4 wireless connectivity with Gigabit Ethernet for reliable networking

Specifications

BrandDELL
ModelECT1250
Release Year2025
Form FactorTower
ColorBlack
ProcessorIntel Core Ultra 7 265K
Processor Main Features64 bit 20-Core Processor
Cache Per Processor30MB L3 Cache
Memory48GB
Storage1TB NVMe SSD
EthernetEthernet
MonitorMonitor not included
KeyboardKeyboard
MouseMouse
Operating SystemWindows 11 Pro
Windows 11Ready
CPU TypeIntel Core Ultra 7
Installed QtyBusiness, Education & Everyday Use
CPU NameIntel Core Ultra 7 265K
CPU Socket TypeLGA 1851
GPU/VGA TypeNVIDIA GeForce RTX 3050
Graphics CardNVIDIA GeForce RTX 3050
Graphics InterfaceIntegrated
Virtual Reality ReadyYes
Memory Capacity48GB
Memory SpeedDDR5 5600
Maximum Memory Supported96GB
SSD1TB
TouchscreenNo
WLAN802.11ax Wireless
BluetoothBluetooth
Front USB4
Video Ports1x HDMI, 1x DisplayPort
Rear USB4
RJ451
Keyboard TypeWired Keyboard
Mouse TypeWired Mouse
Package TypeRetail

Questions about this item

What display bandwidth does the HDMI 2.1 port on the RTX 3050 provide?

The HDMI 2.1 port on the NVIDIA GeForce RTX 3050 6GB GDDR6 graphics card supports the 2.1 specification for high-resolution output.

What clearance does the 324.3 mm tall tower need for the top-mounted USB-C 3.2 port?

The tower measures 324.3 mm high, 154 mm wide and 293 mm deep; allow extra vertical space above the chassis for the front USB-C 3.2 Gen 1 port and media card reader.

How do I get Windows 11 Pro to use the Intel AI Boost NPU in the Core Ultra 7 265K?

Windows 11 Pro 64-bit is pre-installed; install the latest Intel AI Boost driver from Dell support so the 20-core processor NPU is recognised by AI Copilot features.

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