Dell Latitude 7420

Premium 14-inch Latitude 7000-series business laptop of 2021, also sold as a 360-degree 2-in-1. It has 11th Gen Intel Core i5/i7 (Tiger Lake) processors, soldered LPDDR4x memory up to 32 GB, two Thunderbolt 4 ports and a carbon-fibre or aluminium chassis. Dell's store now lists it as discontinued.

Memory

Slots: None: memory is integrated on the system board and cannot be upgraded
Type: Dual-channel LPDDR4x
Speed: 4267 MHz (32 GB configuration); 3733 MHz (8 GB and 16 GB)
Configurations: 8 GB, 16 GB or 32 GB
Maximum: 32 GB
DRAM bus width: 64-bit

Storage

Slot: One M.2 2230/2280 Key-M slot for the SSD; no 2.5" bay
M.2 2230: Class 35, Gen 3 PCIe x4 NVMe, up to 512 GB
M.2 2280: Class 40, Gen 3 PCIe x4 NVMe, up to 1 TB
Self-encrypting: M.2 2280 Class 40, Gen 3 PCIe x4 NVMe SED, up to 512 GB
Chipset PCIe: Up to Gen 4
Card reader: microSD (microSD, microSDHC, microSDXC)

Graphics

Integrated: Intel Iris Xe Graphics, shared system memory (all four processors)
External outputs: 1 × HDMI 2.0 and 2 × Thunderbolt 4 with DisplayPort Alt Mode

Expansion

M.2 SSD: One M.2 2230/2280 Key-M slot
WWAN: Optional WWAN card under a shield on the system board (service manual); microSIM slot on WWAN configurations
Smart card: Optional contacted smart card reader slot on the left side

Networking

Wi-Fi: Intel AX201, Wi-Fi 6 (802.11ax), 2.4/5 GHz, up to 2.4 Gbps (5 GHz, 160 MHz)
Bluetooth: Bluetooth 5.1
WWAN option 1: Qualcomm Snapdragon X20 Gigabit LTE Cat 16 (DW5821e), up to 1 Gbps DL / 150 Mbps UL; eSIM-enabled version outside China, Turkey and the US; US version for AT&T, Verizon and Sprint
WWAN option 2: Qualcomm Snapdragon X20 LTE-A Cat 9 (DW5829e), up to 450 Mbps DL / 75 Mbps UL; eSIM-enabled version outside China, Turkey and the US; US version for AT&T, Verizon and Sprint
GNSS: GPS / GLONASS / Beidou / Galileo on the WWAN modules
Ethernet: No RJ45 port
NFC: Optional contactless smart card / NFC (BIOS option; NFC module in the service manual)

Power

Adapters: 65 W or 90 W USB-C, 100-240 VAC, 50-60 Hz
65 W output: 20 V/3.25 A, 15 V/3 A, 9 V/3 A, 5 V/3 A
90 W output: 20 V/4.5 A, 15 V/3 A, 9 V/3 A, 5 V/3 A
Power input: USB Type-C with Power Delivery (the Thunderbolt 4 ports); no barrel jack

Ports

Thunderbolt: 2 × Thunderbolt 4 with DisplayPort Alt Mode / USB4 / Power Delivery (one on each side)
USB-A: 1 × USB 3.2 Gen 1 with PowerShare
Video: 1 × HDMI 2.0
Audio: Universal audio jack; Realtek ALC3281-CG, two speakers (2 W average, 2.5 W peak), dual-array microphones
Card slots: microSD; optional smart card reader; microSIM (WWAN configurations only)
Security: Wedge-shaped lock slot

Display

FHD 250 nits: 14" 1920 × 1080 WVA, 500:1, anti-glare, non-touch
FHD 400 nits: 14" 1920 × 1080 WVA, 600:1, anti-glare, non-touch
FHD touch: 14" 1920 × 1080 WVA, 300 nits, 1000:1, anti-glare, touch
FHD SafeScreen: 14" 1920 × 1080 WVA, 300 nits, 600:1, anti-glare SafeScreen, touch
UHD: 14" 3840 × 2160 WVA, 400 nits, 1000:1, anti-glare, non-touch
2-in-1: 14" 1920 × 1080 WVA, 300 nits, 1000:1, anti-reflection/anti-smudge, touch, optional Wacom pen
Refresh: 60 Hz on all panels
Camera: HD RGB (2.7 mm or 6 mm), HD RGB/IR with proximity sensor, or 6 mm FHD RGB/IR with proximity sensor; optional ALS; camera shutter

Battery

3-cell: 42 Wh, 11.4 V, optional ExpressCharge or Long Life Cycle
4-cell: 63 Wh, 15.2 V, optional ExpressCharge or Long Life Cycle
Charging: ExpressCharge Boost 0-35% in about 20 minutes; ExpressCharge about 2 hours; standard about 3 hours
Real-time clock: The main battery reserves 2% of its capacity for the RTC

Physical

Width × depth: 321.35 × 208.69 mm (all versions)
Height (laptop): Carbon fibre 17.27 mm front / 18.88 mm rear; aluminium 16.90 / 18.00 mm
Height (2-in-1): Carbon fibre 17.06 / 18.91 mm; aluminium 16.40 / 18.70 mm
Weight (maximum): 1.22 kg carbon fibre; 1.31 kg aluminium; 1.36 kg carbon fibre 2-in-1; 1.46 kg aluminium 2-in-1
Keyboard: Backlit or non-backlit; 79 keys (US/Canada)
Touchpad: 115 × 65 mm
Operating temperature: 0-35 °C

Management

vPro: Intel vPro on the i5-1145G7 and i7-1185G7; Intel AMT capability options in BIOS
TPM: TPM controller on the system board (statement of volatility)
Fingerprint: Optional capacitive reader (500 dpi) in the power button
Smart card: Optional contacted smart card reader; optional contactless smart card / NFC
Chassis intrusion: BIOS chassis-intrusion option (default On-Silent)
Other: Absolute Persistence BIOS module; Service Mode for repairs

Operating systems

Windows: Windows 11 Home / Pro / Pro National Academic; Windows 10 Home / Pro (64-bit)
Linux: Ubuntu 20.04 LTS, 64-bit

Processors

Intel Core i7-1185G7
Intel Core i7-1165G7
Intel Core i5-1145G7
Intel Core i5-1135G7