Dell Pro QBS1250 Slim PC with Intel Core Ultra 5, 16GB RAM, 512GB SSD, Windows 11 Pro
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About This Item
- Intel Core Ultra 5 235 processor with 14 cores, 24 MB Smart Cache, and 5 GHz boost
- 16 GB DDR5-SDRAM, expandable to 128 GB, at 5600 MT/s
- 512 GB PCIe 4.0 NVMe M.2 SSD for fast storage
- Windows 11 Pro with Intel® Graphics and AI Boost NPU
- Compact slim PC chassis with 3x DisplayPort 1.4a outputs
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Dell Pro QBS1250 Plus | Intel Core Ultra 5 235 Slim Desktop
The Dell Pro QBS1250 Plus Intel Core Ultra 5 235 16 GB DDR5-SDRAM 512 GB SSD Windows 11 Pro Slim PC PC Black delivers powerful AI-enhanced performance in a compact form factor, making it ideal for business professionals and creative users who need desktop-level capability without sacrificing desk space.
Built around Intel’s latest Core Ultra 5 235 processor with 14 cores (6 performance + 8 efficient), this slim desktop combines the latest DDR5 memory and PCIe 4.0 SSD storage for responsive multitasking and quick data access, all wrapped in a space-saving black chassis.
Key Specifications
| Metric | Spec |
|---|---|
| Processor | Intel Core Ultra 5 235 (14 cores, 5 GHz boost) |
| Memory | 16 GB DDR5-5600 MT/s (expandable to 128 GB) |
| Storage | 512 GB PCIe 4.0 NVMe SSD |
| Graphics | Intel® Arc Graphics |
| OS | Windows 11 Pro |
AI Performance Where It Counts
The Intel Core Ultra 5 235 processor features dedicated AI acceleration through Intel’s AI Boost NPU, delivering up to 27 TOPS of total processing power. This means smoother video conferencing with Windows Studio Effects, faster content creation workflows, and intelligent background processing for applications that leverage AI frameworks like DirectML and ONNX RT. The 14-core architecture balances demanding tasks with power efficiency, while the 65W base power rating keeps energy costs manageable.
Compact Design Without Compromise
Measuring just 95mm x 293mm x 303.5mm, this slim desktop fits easily into tight workspaces while maintaining full connectivity options. The vertical or horizontal placement flexibility means you can position it to suit your desk layout. Despite its compact footprint, you get three DisplayPort 1.4a outputs for multi-monitor setups, plus a comprehensive selection of USB ports including USB 3.2 Gen 2 Type-C for modern peripherals. The 260W power supply provides ample headroom for expansion without the bulk of traditional desktop towers.
Built for Business Reliability
Dell equips this system with business-focused features including TPM 2.0 security, a Kensington lock slot, and Windows 11 Pro for enterprise-grade functionality. The Intel Q870 chipset provides stable platform support, while the included Dell Pro Keyboard and Mouse (UK QWERTY layout) ensures immediate productivity out of the box. ENERGY STAR and EPEAT Gold certifications demonstrate environmental responsibility, and the system contains no PVC or BFR materials, making it a sustainable choice for environmentally conscious businesses.
Package Contents
- Dell Pro QBS1250 Plus Slim PC (Black)
- Dell Pro Keyboard and Mouse – KM5221W – UK (QWERTY) – Black
- AC power cable
- Quick Start Guide
Key points to check
- Confirm the UK QWERTY keyboard layout meets your typing requirements
- Verify your monitors support DisplayPort 1.4a or plan for adapters
- Check your Wi-Fi 6E router compatibility for optimal wireless performance
- Ensure your workspace accommodates the 95mm slim profile
Common questions
Can I upgrade the memory on this system?
Does this PC support dual monitors?
Is this system suitable for video editing?
What warranty comes with this desktop?
Summary & warranty
The Dell Pro QBS1250 Plus strikes an excellent balance between compact design and AI-enhanced performance, making it perfect for professionals who need desktop power without the traditional tower footprint. The Intel Core Ultra 5 235 processor delivers responsive performance for everyday business applications, creative work, and emerging AI-powered software, while the slim chassis keeps your workspace organised. The inclusion of Windows 11 Pro, TPM 2.0 security, and business-class support makes this an ideal choice for small businesses, home offices, and professionals who value both performance and space efficiency. Covered by the applicable manufacturer warranty.
| Processor cache type | Smart Cache |
|---|---|
| Processor cache | 24 MB |
| Processor model | 235 |
| Number of processors installed | 1 |
| Processor boost frequency | 5 GHz |
| Processor threads | 14 |
| Processor family | Intel Core Ultra 5 |
| Performance cores | 6 |
| Efficient cores | 8 |
| Performance-core base frequency | 3.4 GHz |
| Efficient-core base frequency | 2.9 GHz |
| Processor base power | 65 W |
| Maximum turbo power | 121 W |
| Efficient-core Max Turbo Frequency | 4.4 GHz |
| Performance-core Max Turbo Frequency | 5 GHz |
| Neural processor unit NPU | Intel AI Boost |
| Sparsity support | Yes |
| Windows Studio effects support | Yes |
| AI software frameworks supported by NPU | DirectML, OpenVINO, Windows ML, ONNX RT, WebNN |
| Total processor performance up to | 27 TOPs |
| NPU performance up to | 13 TOPs |
| GPU performance up to | 6 TOPs |
| Non-ECC | Yes |
| Memory layout slots x size | 1 x 16 GB |
| Internal memory | 16 GB |
| Maximum internal memory | 128 GB |
| Memory slots | 4x DIMM |
| Memory data transfer rate | 5600 MT/s |
| Storage media | SSD |
| SSD interface | PCI Express 4.0 |
| Number of SSDs installed | 1 |
| Total storage capacity | 512 GB |
| SSD memory type | TLC |
| SSD form factor | M.2 |
| Total SSDs capacity | 512 GB |
| NVMe | Yes |
| Discrete graphics card | No |
| On-board graphics card family | Intel® Graphics |
| Discrete graphics card model | Not available |
| On-board graphics card model | Intel® Graphics |
| On-board GPU manufacturer | Intel |
| Optical drive type | No |
| Wi-Fi standards | 802.11a, Wi-Fi 5 (802.11ac), 802.11b, 802.11g, Wi-Fi 4 (802.11n), Wi-Fi 6E (802.11ax) |
| Ethernet LAN data rates | 10,100,1000 Mbit/s |
| Cabling technology | 10/100/1000Base-T(X) |
| WLAN controller model | Intel Wi-Fi 6E AX211 |
| Top Wi-Fi standard | Wi-Fi 6E (802.11ax) |
| Antenna type | 2×2 |
| WLAN controller manufacturer | Intel |
| LAN controller | Intel® I219-LM |
| Antenna design | Internal |
| Combo headphone/mic port | Yes |
| USB 3.2 Gen 1 3.1 Gen 1 Type-A ports quantity | 3 |
| USB 3.2 Gen 2 3.1 Gen 2 Type-A ports quantity | 1 |
| USB 3.2 Gen 2 3.1 Gen 2 Type-C ports quantity | 1 |
| Number of SATA III connectors | 2 |
| USB 2.0 ports quantity | 4 |
| Ethernet LAN RJ-45 ports | 1 |
| DisplayPorts quantity | 3 |
| DisplayPort version | 1.4a |
| USB 3.2 Gen 2x2 Type-C ports quantity | 1 |
| Number of rear USB ports | 6 |
| Number of front USB ports | 4 |
| PCI Express x1 Gen 3.x slots | 1 |
| PCI Express x4 Gen 3.x slots | 1 |
| PCI Express x16 Gen 4.x slots | 1 |
| Cable lock slot type | Kensington |
| Product colour | Black |
| Chassis type | Slim PC |
| Placement supported | Horizontal/Vertical |
| Cable lock slot | Yes |
| Audio chip | Realtek ALC3204 |
| Market positioning | Business |
| Product type | PC |
| Audio system | High Definition Audio |
| Trusted Platform Module TPM version | 2.0 |
| Operating system architecture | 64-bit |
| Trial software | Activate Your Microsoft 365 For A 30 Day Trial |
| Operating system installed | Windows 11 Pro |
| Power supply input frequency | 47/63 Hz |
| Power supply input voltage | 90 – 264 V |
| Power supply | 260 W |
| Operating altitude | -15.2 – 3048 m |
| Storage temperature T-T | -40 – 65 °C |
| Operating relative humidity H-H | 10 – 90% |
| Storage relative humidity H-H | 0 – 95% |
| Operating temperature T-T | 10 – 35 °C |
| Non-operating altitude | -15.2 – 10668 m |
| Operating vibration | 0.66 G |
| Non-operating vibration | 1.3 G |
| Operating shock | 110 G |
| Non-operating shock | 160 G |
| Sustainability certificates | ENERGY STAR, EPEAT Climate +, EPEAT Gold |
| Doesnt contain | PVC/BFR |
| Width | 95 mm |
| Depth | 293 mm |
| Height | 303.5 mm |
| Cables included | AC |
| Mouse included | Yes |
| Input device model | Dell Pro Keyboard and Mouse – KM5221W – UK (QWERTY) – Black |
| Display included | No |
| Total carbon footprint kg of CO2e | 177 |
| PAIA version | GaBi version 1, 2024 |
| Carbon emissions energy usage kg of CO2e | 67.614 |
| Carbon emissions manufacturing kg of CO2e | 95.934 |
| Carbon emissions logistics kg of CO2e | 10.089 |
| Carbon emissions end-of-life kg of CO2e | 3.54 |
| Trusted Platform Module TPM | Yes |
| On-board graphics card | Yes |
| Processor manufacturer | Intel |
| Distributor SKUs | CO90374, 11835276, STD10224019, 2028957 |
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