Dell Dell Pro Tower Plus (QBT1250)
Dell's 2025 mid-range Pro Tower Plus desktop, built on Intel Core Ultra 200-series (Arrow Lake) processors with 4 memory slots, up to 3 M.2 SSD slots, and a full-height PCIe x16 slot supporting discrete GPUs up to NVIDIA GeForce RTX 5060. The same manual also covers the ruggedized Dell Pro Tower Plus XE5 variant.
Memory
- Slots
- 4 x DDR5 UDIMM
- Speed
- Up to 4400, 4800, or 5600 MT/s depending on configuration
- Max / min
- 128 GB max (4 x 32 GB); 8 GB min
- Configurations
- 8 GB (1x8 @5600), 16 GB (1x16 or 2x8 @5600), 32 GB (1x32 or 2x16 @5600, or 4x8 @4800), 64 GB (2x32 @5600 or 4x16 @4800), 128 GB (4x32 @4400)
Storage
- M.2 slots
- 1 x M.2 2230 NVMe SSD slot + 2 x M.2 2230/2280 NVMe SSD slots (3 total); the M.2 SSD is the primary drive
- SATA bays
- 1 x SATA 3.0 slot for 3.5" HDD + 1 x SATA 3.0 slot for slimline optical drive
- M.2 capacities
- M.2 2230 QLC up to 512 GB; M.2 2230 TLC up to 1 TB; M.2 2280 self-encrypting Opal 2.0 up to 2 TB (all PCIe Gen4x4 NVMe, up to 64 GT/s)
- SATA HDD
- 3.5" SATA AHCI, up to 6 Gbps, up to 4 TB
- Optical
- 9.5 mm 8x slimline DVD-RW drive, optional
Graphics
- Integrated
- Intel Graphics (shared system memory), Intel Core Ultra 5/7/9
- Discrete options
- NVIDIA GeForce RTX 4060 8 GB GDDR6; NVIDIA GeForce RTX 5060 8 GB GDDR7; NVIDIA RTX A400 4 GB GDDR6; AMD Radeon RX 6300 2 GB GDDR6; AMD Radeon RX 7400 8 GB GDDR6
- Video port matrix - single display
- DisplayPort 1.4a (HBR3): 5120x3200@60Hz; DisplayPort 2.1 (UHBR20): 7680x4320@60Hz; VGA: 1920x1200@60Hz; HDMI 2.1 (FRL): 5120x3200@60Hz
Expansion
- Slots
- 1 full-height PCIe x16 slot, 1 full-height PCIe x1 slot, 1 full-height PCIe x4 open-end slot, 1 full-height PCIe x4 slot (wired as x2, optional expansion board)
- Wireless
- 1 M.2 2230 slot for Wi-Fi/Bluetooth combo card
Networking
- Ethernet
- Intel i219-LM, 10/100/1000 Mbps
- Ethernet (optional module)
- 1 x RJ45 (5 Gbps), or 1 x fiber optic port (5 Gbps, peer-to-peer)
- Wi-Fi option 1
- Intel Wi-Fi 6E AX211, 2x2, up to 2400 Mbps, 2.4/5/6 GHz, Bluetooth 5.3
- Wi-Fi option 2
- Intel Wi-Fi 7 BE200, 2x2, up to 5760 Mbps, 2.4/5/6 GHz, Bluetooth 5.4
- Wi-Fi option 3
- MediaTek Wi-Fi 6 MT7920, 2x2, up to 1200 Mbps, 2.4/5 GHz, Bluetooth 5.4
Power
- PSU options
- 260 W internal PSU, 80 PLUS Bronze; 360 W internal PSU, 80 PLUS Platinum
- Input
- 90-264 VAC, 47-63 Hz
- Connectors (260 W)
- 2 x 4-pin processor connectors, 1 x 8-pin system-board connector
- Connectors (360 W)
- 2 x 4-pin processor connectors, 1 x 8-pin system-board connector, 1 x 8-pin graphics-card connector (included only with a discrete GPU that needs it)
Ports
- Front
- 1 x USB 2.0 with PowerShare, 1 x USB 2.0, 1 x USB 3.2 Gen 2x2 (20 Gbps) Type-C, 1 x USB 3.2 Gen 2 (10 Gbps), 1 x global headset jack, optional SD-card 4.0 slot, optional slimline optical drive
- Rear fixed
- 3 x DisplayPort 1.4a (HBR3), 1 x USB 3.2 Gen 2 (10 Gbps) Type-C, 3 x USB 3.2 Gen 1 (5 Gbps), 2 x USB 2.0 with SmartPower On, 1 x RJ45 (1 Gbps)
- Rear optional module (mutually exclusive)
- 1 x RJ45 (5 Gbps) or 1 x fiber optic (5 Gbps); or 2 x USB 3.2 Gen 2 (10 Gbps); or 1 x USB 3.2 Gen 2 (10 Gbps) Type-C with DisplayPort Alt Mode; or 1 x Thunderbolt 4 + 1 x USB 3.2 Gen 2 (10 Gbps) Type-C; or 1 x HDMI 2.1 (FRL), 1 x VGA, 1 x DisplayPort 2.1 (UHBR20)
- Peripheral
- 1 legacy serial port, optional; 1 remote-power-button port, optional (XE5 only)
- Security
- 1 padlock ring, 1 Kensington security-cable slot
Physical
- Dimensions
- 324.30 x 154 x 293 mm (12.77 x 6.06 x 11.54 in), H x W x D
- Weight
- 4.55-7.17 kg (10.03-15.81 lb), depends on configuration
Management
- Security
- Chassis intrusion switch, chassis lock slot, China fTPM, Intel Authenticate, Intel Secure Boot, Kensington security-cable slot, local hard-drive Secure Erase, lockable cable covers, Microsoft Device Guard/Credential Guard (Enterprise SKU), Microsoft BitLocker, padlock ring, Dell SafeBIOS, Dell SafeID with TPM 2.0, self-encrypting drives (Opal/FIPS), FIPS smart-card keyboard, supply-chain tamper alerts, TPM 2.0
Operating systems
- Windows
- Windows 11 Home, Windows 11 Pro, Windows 11 Pro National Education
- Linux
- Ubuntu Linux 24.04 LTS
Processors
- Intel Core Ultra 5 225
- Intel Core Ultra 5 235
- Intel Core Ultra 5 245
- Intel Core Ultra 7 265
- Intel Core Ultra 9 285