Dell Precision 3490
Entry-level 14-inch Precision mobile workstation built on Intel Core Ultra (Meteor Lake) processors, with an optional NVIDIA RTX 500 Ada Generation GPU, dual Thunderbolt 4 ports, DDR5-5600 memory and an AI hotkey keyboard.
Memory
- Slots
- Two SODIMM
- Type
- DDR5
- Speed
- 5600 MT/s
- Minimum
- 8 GB
- Maximum
- 64 GB (2 x 32 GB)
- Configurations supported
- 8/16/32/64 GB, DDR5-5600, single- or dual-channel
Storage
- Slots
- One M.2 2230 slot
- M.2 2230 SSD
- PCIe Gen4 NVMe, up to 64 Gbps, up to 2 TB
- M.2 2230 self-encrypting SSD
- PCIe Gen4 NVMe, up to 64 Gbps, 512 GB
Graphics
- Integrated (Ultra 5/7 H-series)
- Intel Arc Graphics, shared system memory, requires min. 16 GB dual-channel memory
- Integrated (Ultra 5/7 U-series)
- Intel Graphics, shared system memory
- Discrete (optional)
- NVIDIA RTX 500 Ada Generation, 4 GB GDDR6
- External display support
- 3 external displays with laptop display on, 4 with it off (Intel Arc/Intel Graphics)
Expansion
- M.2 SSD
- One M.2 2230 slot for solid-state drive
- M.2 WLAN
- One M.2 2230 slot for WiFi/Bluetooth combo card
- M.2 WWAN
- One M.2 3042 slot for optional WWAN card
- Smart card
- Optional smart-card reader slot
Networking
- Ethernet
- Intel I219-LM (vPro) or I219-V (non-vPro), 10/100/1000 Mbps, RJ45
- Wi-Fi option 1
- Realtek RTL8852BE, Wi-Fi 6, up to 1201 Mbps, 2.4/5 GHz, Bluetooth 5.3
- Wi-Fi option 2
- Intel AX211, Wi-Fi 6E, up to 2400 Mbps, 2.4/5/6 GHz, Bluetooth 5.3
- WWAN option 1
- Qualcomm Snapdragon X12 Global LTE-Advanced (DW5825e), CAT12, M.2 3042, up to 600 Mbps DL
- WWAN option 2
- Qualcomm Snapdragon X62 Global 5G (DW5932e), M.2 3042, 5G NR up to 3.5 Gbps DL
Power
- Adapters
- 65 W (integrated graphics only), 100 W or 130 W USB-C, 100-240 VAC
- 65 W output
- 20 V/3.25 A, 15 V/3 A, 9 V/3 A, 5 V/3 A
- 100 W output
- 20 V/5 A, 15 V/3 A, 9 V/3 A, 5 V/3 A
- 130 W output
- 20 V/6.50 A, 5 V/1 A
- Power input
- USB Type-C; no barrel jack
Ports
- Thunderbolt
- 2 x Thunderbolt 4.0 with DisplayPort Alt Mode/USB Type-C/USB4/Power Delivery
- USB-A
- 1 x USB 3.2 Gen 1 with PowerShare, 1 x USB 3.2 Gen 1
- Video
- 1 x HDMI 2.1 TMDS
- Network
- 1 x RJ45
- Audio
- Universal audio port; Waves MaxxAudio Pro 13.0, 2 speakers (2 W average/peak)
- Card slots
- Optional smart-card reader; optional nano-SIM slot
- Security
- Wedge-shaped lock slot
Display
- FHD touch, 250 nits
- 1920x1080, 250 nits, 45% NTSC, 600:1, anti-glare, touch
- FHD, ComfortView Plus, 400 nits
- 1920x1080, 400 nits, 100% sRGB, 1000:1, anti-glare, battery saving, non-touch
- FHD, 300 nits
- 1920x1080, 300 nits, 72% NTSC, 600:1, anti-glare, non-touch
- Size
- 14.00" (355.6 mm) diagonal, 60 Hz, 157 ppi
- Camera
- FHD RGB HDR, or FHD RGB+IR HDR with Ambient Light Sensor/Express Sign-In
Battery
- Options
- 3-cell 42 Wh or 3-cell 54 Wh, ExpressCharge or Long Cycle Life
- Voltage
- 11.40 VDC
- Weight
- 0.19 kg (42 Wh) or 0.22 kg (54 Wh)
- Coin cell
- CR2032
Physical
- Dimensions
- 321.35 x 212.00 mm; 19.06 mm (front) to 21.04 mm (rear) thick
- Weight
- 1.40 kg (3.09 lb) minimum
- Keyboard
- Standard backlit or non-backlit, AI hotkey (Copilot key)
Management
- TPM
- Discrete TPM 2.0, FIPS 140-2 certified, TCG certified
- Authentication
- Optional fingerprint reader in power button (with/without ControlVault 3 Plus), optional contacted/contactless smart-card reader with ControlVault 3 Plus
- Drives
- Self-encrypting NVMe SSD/SSD/HDD option (Opal and non-Opal)
- Software
- Dell Optimizer (ExpressConnect, ExpressSign-in, ExpressResponse, ExpressCharge, Intelligent Audio)
Operating systems
- Windows
- Windows 11 Home, Windows 11 Pro
- Linux
- Ubuntu Linux 22.04 LTS, Red Hat 9.4
Processors
- Intel Core Ultra 5 125U
- Intel Core Ultra 7 155U
- Intel Core Ultra 5 125H
- Intel Core Ultra 5 135H
- Intel Core Ultra 7 155H
- Intel Core Ultra 7 165H