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Dell OptiPlex 7400 All In One

Dell OptiPlex 7400 All In One

Regular price £1,395.95 GBP
Regular price £1,395.95 GBP Sale price £1,395.95 GBP
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Dell OptiPlex 7400 All In One

An All-in-One that revolves around you

Dell’s most intelligent business PC with Dell Optimizer built-in Artificial Intelligence, a smart collaboration tool featuring up to the latest 12th Gen Intel® Core™ i9 processors.

Powerful for employees. Consistent for IT. Secure for all.

Designed for the new world of hybrid work, Windows 11 helps you stay focused and productive wherever business takes you.


A smarter way to collaborate

Meet and share with Windows 11-exclusive Teams experiences and support for the widest range of useful communication applications.

Windows 11 collaborative

Protect data and access, anywhere

Windows 11 is the Zero Trust-ready OS with powerful built-in security, advanced biometrics, and enhanced Windows Hello for Business.³

Windows 11 Security

Stay on top of IT

Deploy, secure, and manage PCs remotely through the cloud with tools like Windows Update for Business and zero-touch Windows Autopilot.⁶

Windows 11 Consistent

The right device for each employee

Support your entire organization with fast, consistent performance and the widest range of form factors that offer touch, voice, and pen.⁷

Windows 11 Choice


Operating System

Available with Windows 11, Windows 10 or Ubuntu.

Technology that revolves around you

Meet the new, sustainably built OptiPlex family with Artificial Intelligence personalization and up to the latest 12th Gen Intel® Core™ i9 processors.
The New OptiPlex Family0:15
Picture of a Dell OptiPlex 7400 All-in-One Desktop on its back showing Dell logo and ports available behind the product.

Designed around you

Fits perfectly in any space: The OptiPlex 7400 All-in-One blends into any workspace comfortably thanks to its compact size and choice of ergonomic stands.

Clear communication: Intelligent Audio enhances your sound for better collaboration. A quad microphone array and performance speakers provide crystal clear audio.

Ready when you are: Featuring Windows Modern Standby to enable an instant on / instant off user experience with constant connectivity.

Picture of a Dell OptiPlex 7400 All-in-One Desktop monitor with a nature landscape on the background.

Made to work as hard as you

Take on any task: Built with 12th Gen Intel® Core™ processors with new Hybrid Core technology, balancing workloads between cores, making multitasking effortless.

Next-gen graphics: Tackle the most graphically intensive workloads with the latest AMD discrete graphics.

High-speed access: New Wi-Fi 6E brings more bandwidth and better performance while future-proofing your IT investment.

Picture of a Dell OptiPlex 7400 All-in-One Desktop screen focused on the webcam available above the product.

Achieve more every day

Reduce strain: With the TUV Low Blue Light certified non-touch panel, you can work comfortably with reduced eye strain, even after 8 hours in front of the screen.

Broaden your horizons: 12th Gen Intel® Core™ integrated graphics with support for up to 4 independent displays.

Increase your collaboration: Brand new FHD and FHD + IR cameras with Temporal Noise Reduction and Wide Dynamic Range improve the quality of your video conferences, even in low lighting.

Picture of a Dell monitor with a colorful background and Dell Optimizer tool opened on the toolbar.

Dell Optimizer

Personalized performance with the world’s most intelligent PCs: The built-in Artificial Intelligence automatically improves critical areas of your PC in the background, enhancing application performance with adaptive technology from ExpressResponse.

ExpressConnect: optimizes conference calls and connectivity, so you can work better from anywhere.

Collaborate like you’re there: Intelligent Audio optimizes your sound quality and reduces background noises with automated tuning and neural noise-cancellation, so you can hear and be heard.

Simplified manageability: Optimize your fleet of systems to perform its best with manageability features and productivity gains straight from the Dell Optimizer interface.

Leader in sustainability

OptiPlex was the first product to be made with recycled plastic in 2007 and the first to use materials from the closed-loop supply chain in 2014. Today OptiPlex contains up to 60% recycled material, has over 60 EPEAT registered products, more than 50 TCO 8 Certified configurations, and energy Star 8.0.
Products and Packaging
Carbon Footprint


This product is EPEAT Gold and ENERGY STAR qualified (on select configurations). EPEAT registration varies by country.

Products and Packaging

Dell Technologies is transitioning to products and packaging made from recycled or renewable resources, and improving products' energy efficiently. Dell is also working towards reducing the greenhouse gas emissions within the operations and with the direct supply chain partners.

Carbon Footprint

One of Dell's primary goals is to minimize the environmental impact. Dell aims to reduce the carbon footprint of the products throughout their lifecycle, from development to recycling and everything in between.

Unified Workspace

Back your IT investment with Dell Technologies Unified Workspace for the most comprehensive solution to secure and manage virtually all devices from the cloud. This revolutionary solution is designed with intelligence and automation, providing visibility across the entire endpoint environment. This complete solution from Dell Technologies helps customers save time, improve user experience, optimize resources and strengthen security.
Picture of a smiley man wearing a green shirt and glasses with a headset on his head using a Dell monitor.
Secure: Dell Endpoint Security for the Unified Workspace helps manage growing cyber risks while embracing workforce transformation. With Dell SafeGuard and Response powered by Secureworks, gain actionable insight to help quickly and efficiently prevent, detect and respond to cyber attacks keeping your environment free from harm.

Manage: Dell integrated the hardware management solution Dell Client Command Suite with VMware Workspace ONE, allowing you to take advantage of unified endpoint management (UEM) and manage the firmware, operating system and applications for all devices from the Workspace ONE console. UEM simplifies the management of the entire environment, saving IT time from having to work between separate consoles for PCs and phones.
Windows 11

Windows 11 Pro — designed for hybrid work

The most productive and secure version of Windows yet — but simple for IT.

Picture of a Dell OptiPlex 7400 All-in-One Desktop and webcam with numbers from 1 to 9 signaling the product ports & slots.

Ports & Slots

1. Full HD Retractable Webcam with Temporal Noise Reduction 2. Camera Status Light (optional) 3. FHD Infrared (IS) Camera (optional) 4. Camera Status Light (optional) 5. IR emitters (optional) 6. Speakers 7. Power Button 8. Quad Array Microphones 9. Low Blue Light Display with Touch and Non-Touch options

Picture of three Dell OptiPlex 7400 All-in-One Desktops with numbers from 1 to 16 signaling the product ports & slots.
1. Drive Status Indicator

2. Kensington Security Cable Slot 3. HDMI 2.0-in Port 4. HDMI 2.0-out Port 5. DisplayPort++ 1.4/HDCP 2.3 Port 6. RJ-45 10/100/1000 Mbps Ethernet Port 7. USB 3.2 Gen 2 Type-A Ports with Smart Power On (2) 8. USB 3.2 Gen 2 Type-A Ports (2) 9. Universal Audio Jack 10. Power Connector 11. PSU Status Indicator LED 12. 100 mm x 100 mm VESA Mount

13. SD 4.0 Card Slot 14. USB 3.2 Gen 2 Type-C® Port 15. Universal Audio Jack 16. USB 3.2 Gen 1 Type-A Port with PowerShare
Picture of two Dell OptiPlex 7400 All-in-One Desktops with numbers from 1 to 3 signaling product dimensions & weight.

Main Specifications

Product Description Dell OptiPlex 7400 All In One - all-in-one - Core i5 12500 3 GHz - vPro Enterprise - 8 GB - SSD 256 GB - LED 23.81"
Type Personal computer - all-in-one
Bundled Services 3 Years Basic Onsite
Platform Technology Intel vPro Enterprise
Processor Intel Core i5 (12th Gen) 12500 / 3 GHz (4.6 GHz) (6-core)
Processor Main Features Intel Turbo Boost Technology 2,Intel Smart Cache
Cache Memory 18 MB
Cache Per Processor 18 MB
RAM 8 GB (installed) / 64 GB (max) - DDR4 SDRAM
Storage Controller SATA
Hard Drive SSD 256 GB - PCI Express - M.2 2230 - NVM Express (NVMe),Class 35
Optical Storage No optical drive
Card Reader Yes
Monitor 23.81"- LED - 1920 x 1080 (Full HD) @ 60 Hz - 92 ppi
Graphics Controller Intel UHD Graphics 770
Camera Yes
Audio Output Stereo
Networking GigE,802.11a,802.11b/g/n,802.11ac,Bluetooth 5.2,802.11ax (Wi-Fi 6E)
Power (50/60 Hz)
OS Provided Windows 10 Pro + Windows 11 Pro Licence
Colour Silver
Dimensions (WxDxH) 54.02 cm x 5.26 cm x 34.4 cm
Weight 6.18 kg
Pricing Type Build To Stock (BTS)



We require 1 working day to process your order and aim to deliver your goods within 3 working days. Working days are Monday to Friday.  Our Logistics Centre will process orders up to 11pm the same day.  For example, if you place an order on Monday at 8am, your order will be processed that day before 11pm and leave our logistics centre on Tuesday.

The majority of goods are despatched between 1-3 working days subject to availability.  If you opt for the standard delivery service, you will receive your order within 1-3 days.  You can opt for an enhanced delivery service for a quicker service.  Some goods are despatched from overseas locations and therefore you will experience a longer lead time.  You will be notified if an order is being fulfilled from an overseas location.  


We accept returns within 30 days. All we ask is that the item is returned in its original condition we all seals intact.

Note: You are not able to return any type of item that cannot be resold for hygiene reasons, such as headphones, earpieces etc

Please read our returns policy


All products come with the standard manufacturer warranty. Extended warranty can also be purchased. Read more...

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