Dell OptiPlex 5400 23.8" All-in-One Business Desktop
PRODUCT DESCRIPTION
Dell OptiPlex 5400 All-in-One 23.8-inch Desktop Series 12th Gen Intel Core i5-12500 / i5-12500T / i7-12700T / 8GB / 1TB HDD / Windows 10 Pro with Windows 11 Pro Licence (486-70123 / 210-BDET) - 3 Years ProSupport NBD Onsite Warranty
12th Gen Intel Core in a 23.8-inch All-in-One
Three configurations built on the Intel Q670 chipset: a 65 W Intel Core i5-12500 non-touch model, and 35 W Intel Core i5-12500T or Core i7-12700T touchscreen models, each with 8GB DDR4-3200 memory (two SODIMM slots, up to 64GB) and a 1TB 7200 rpm SATA hard drive.
23.8-inch FHD Display with Pop-up Camera
A 23.8-inch FHD (1920 x 1080) anti-glare WVA panel at 250 nits (typical), available as non-touch or 10-point capacitive touch, with a front pop-up FHD camera (FHD IR camera on the touch configurations), dual microphones and stereo speakers with Waves MaxxAudio Pro.
Business Connectivity and Security
Intel Wi-Fi 6E AX211 with Bluetooth 5.2, Intel i219-LM Gigabit Ethernet, USB-C, five USB-A ports, DisplayPort 1.4a and an SD 4.0 card reader, plus a discrete TPM 2.0, Dell SafeBIOS, a chassis intrusion switch and a Kensington lock slot.
Buying for a team or project? Email sales@sourceit.com.sg for volume pricing and delivery lead time.
Dell OptiPlex 5400 All-in-One Datasheet — Technical Specifications
Configuration
| Product Name | Dell OptiPlex 5400 All-in-One (23.8-inch) |
| Configuration 1 (S002O5400AIOACSG_VP / 486-70123) | Intel Core i5-12500 (65 W) / 8GB (1 x 8GB) DDR4 / 1TB 7200 rpm SATA HDD / 23.8" FHD non-touch / FHD camera / 160 W Bronze PSU |
| Configuration 2 (AO5400AIOi5AC8G1TB-T / 210-BDET) | Intel Core i5-12500T (35 W) / 8GB (1 x 8GB) DDR4 / 1TB 7200 rpm SATA HDD / 23.8" FHD touch / FHD IR camera / 155 W Bronze PSU |
| Configuration 3 (AO5400AIOi78G1TB-T / 210-BDET) | Intel Core i7-12700T (35 W) / 8GB (1 x 8GB) DDR4 / 1TB 7200 rpm SATA HDD / 23.8" FHD touch / FHD IR camera / 155 W Bronze PSU |
| Graphics | Integrated Intel UHD Graphics 770 |
| Wireless | Intel Wi-Fi 6E AX211 2x2 with Bluetooth 5.2 |
| Keyboard & Mouse | Dell Pro Wireless Keyboard and Mouse KM5221W (English, black) |
| Operating System | Windows 10 Pro (includes Windows 11 Pro licence) |
| Local Warranty (Singapore) | 3 years Dell ProSupport Next Business Day onsite |
Processor & Graphics
| Core i5-12500 | 6 cores / 12 threads, 18 MB cache, 3.0 GHz to 4.6 GHz, 65 W |
| Core i5-12500T | 6 cores / 12 threads, 18 MB cache, 2.0 GHz to 4.4 GHz, 35 W |
| Core i7-12700T | 12 cores / 20 threads, 25 MB cache, 1.4 GHz to 4.6 GHz, 35 W |
| Chipset | Intel Q670 |
| Graphics | Integrated Intel UHD Graphics 770 (no discrete GPU option on the OptiPlex 5400 AIO) |
Memory & Storage
| Memory | 8GB (1 x 8GB) DDR4 3200 MHz; two SODIMM slots, up to 64GB (2 x 32GB) dual-channel |
| Storage | 1TB 2.5-inch 7200 rpm SATA hard drive |
| Expansion | 35 W models: one M.2 SSD slot plus one 2.5-inch bay; 65 W models: two M.2 SSD slots plus one 2.5-inch bay (M.2 2230/2280 PCIe NVMe Gen 3 x4) |
| Card Reader | SD 4.0 card slot (side) |
Display
| Panel | 23.8" FHD (1920 x 1080) WVA, anti-glare, 60 Hz; non-touch (configuration 1) or 10-point capacitive touch (configurations 2 and 3) |
| Brightness / Contrast | 250 nits typical (200 nits min), 1000:1 typical contrast |
| Colour Gamut | Non-touch: 99% sRGB typical; touch: 72% NTSC typical |
| Viewing Angle / Response | 178° / 178° typical; 14 ms typical response time |
Ports
| Side | 1 x USB 3.2 Gen 2 Type-C, 1 x USB 3.2 Gen 1 with PowerShare, universal audio jack, SD 4.0 card slot |
| Rear USB | 2 x USB 3.2 Gen 2, 2 x USB 3.2 Gen 1 with Smart Power On |
| Video | 1 x DisplayPort++ 1.4a (HDCP 2.3); HDMI-in (1.4a) and HDMI-out (2.0) on 65 W integrated-graphics configurations only |
| Network / Audio | RJ45 Gigabit Ethernet (Intel i219-LM), line-out audio port |
Wireless, Audio & Camera
| Wireless | Intel AX211 Wi-Fi 6E (2.4 / 5 / 6 GHz, up to 2400 Mbps) with Bluetooth 5.2 |
| Camera | Front pop-up FHD (1920 x 1080 at 30 fps) camera; touch configurations have an FHD RGB + IR camera for Windows Hello |
| Audio | Realtek ALC3289, two stereo speakers (2 W x 2) with Waves MaxxAudio Pro, two MEMS microphones |
Power
| Power Supply | Internal 160 W Bronze (65 W CPU) or 155 W Bronze (35 W CPU), 90–264 VAC, 47–63 Hz |
Security
| Hardware | Discrete TPM 2.0, Dell SafeBIOS with off-host BIOS verification, BIOS resilience and recovery, chassis intrusion switch, supply-chain tamper alerts, self-encrypting drive support, Kensington lock slot |
| Optional | Dell lockable port cover, Noble custom AIO plate lock |
Physical
| Dimensions (H x W x D) | 344.00 x 540.20 x 52.60 mm |
| Weight | 6.05 kg to 6.68 kg (depends on configuration) |
| Operating temperature | 10°C to 35°C |
Compatibility & Software Support
Operating System
Supplied with Windows 10 Pro and a Windows 11 Pro licence. Dell also supports Windows 11 Home / Pro and Ubuntu Linux 20.04 LTS on this platform.
External Displays
DisplayPort 1.4a supports an external display up to 5120 x 3200 at 60 Hz. The HDMI-in and HDMI-out ports are fitted only on 65 W integrated-graphics configurations (configuration 1); the 35 W touch configurations use DisplayPort for a second display.
Upgrades
Memory uses two DDR4-3200 SODIMM slots (up to 64GB). An M.2 PCIe NVMe SSD can be added alongside the 1TB hard drive — one M.2 slot on 35 W models and two on 65 W models.
Package Contents & Dell OptiPlex All-in-One Ordering Information
In the Box
Dell OptiPlex 5400 All-in-One, power cable, Dell Pro Wireless Keyboard and Mouse KM5221W and documentation, per the supplied configuration.
Dell OptiPlex All-in-One at SourceIT
| Model / Processor | Memory / SSD |
| OptiPlex 5400 AIO Core i5-12500 / i5-12500T / i7-12700T (this listing) | 8GB / 1TB HDD |
| OptiPlex 7400 AIO Core i5 / i7 (touch) | 16GB / 512GB SSD, optional AMD Radeon RX 6500M |
| OptiPlex 7410 AIO Core i5-13500 | 16GB / 512GB SSD |
| OptiPlex 7410 AIO Core i5-13600 | 16GB / 1TB SSD |
| OptiPlex 7410 AIO Core i7-13700 | 16GB / 512GB SSD |
| OptiPlex 7410 AIO Core i7-13700 | 16GB / 1TB SSD |
| OptiPlex 7420 AIO Touch Core i5-14500 | 16GB / 512GB SSD |
| OptiPlex 7420 AIO Touch Core i5-14500 | 16GB / 1TB SSD |
| OptiPlex 7420 AIO Touch Core i7-14700 | 16GB / 512GB SSD |
| OptiPlex 7420 AIO Touch Core i7-14700 | 16GB / 1TB SSD |
| Dell Pro 24 AIO QC24250 Core Ultra 5 235 (touch) | 16GB / 512GB SSD (current generation) |
| Dell Pro 24 AIO QC24250 Core Ultra 7 265 (touch) | 16GB / 1TB SSD (current generation) |
Looking for the current generation? See the Dell Pro 24 All-in-One QC24250 and Dell Pro 24 All-in-One Plus QB24250. Other configurations can be quoted on request — email sales@sourceit.com.sg.
Datasheet & Downloads
| Setup & specifications | Dell OptiPlex 5400 All-in-One Setup and Specifications |
| Manuals & drivers | Dell OptiPlex 5400 All-in-One on Dell Support Singapore |
Need a PDF sent directly? Email sales@sourceit.com.sg quoting OptiPlex 5400 AIO.
Frequently Asked Questions — Dell OptiPlex 5400 All-in-One
Which configurations have a touchscreen?
The Core i5-12500T and Core i7-12700T configurations have the 23.8-inch FHD 10-point touch display and FHD IR camera. The Core i5-12500 configuration is non-touch with an FHD camera.
Can I upgrade the memory?
Yes. There are two DDR4-3200 SODIMM slots and the system supports up to 64GB. Each configuration ships with 8GB (1 x 8GB), leaving one slot free.
Can I add an SSD?
Yes. Alongside the 1TB hard drive there is one M.2 PCIe NVMe slot on 35 W models and two on 65 W models, supporting M.2 2230 or 2280 SSDs.
Does it have HDMI?
HDMI-in and HDMI-out are fitted only on 65 W integrated-graphics configurations (the Core i5-12500 model). All configurations have a DisplayPort 1.4a output.
Does it support Windows Hello?
Yes, on the touch configurations: the pop-up FHD IR camera supports Windows Hello facial recognition.
Is it still available?
The OptiPlex 5400 All-in-One is no longer available for order. Check remaining stock with sales, or see the current Dell Pro 24 All-in-One QC24250 listings.
What warranty do I get?
3 years Dell ProSupport Next Business Day onsite, supplied locally by SourceIT with a GST invoice.
