Tech Spec Spec it right!

Dell Precision 3551

15.6" Dell Precision mobile workstation on 10th Gen Intel Core H-series or Xeon W-10855M processors, with an optional NVIDIA Quadro P620 discrete GPU.

Memory

Slots
2 x SODIMM
Type
Dual-channel DDR4
Speed
2933 MHz
Max
64 GB (2 x 32 GB)
Min
4 GB

Storage

Configurations
One 2.5" hard drive, one M.2 2230/2280 SSD, or both together; M.2 drive is primary when present
2.5" HDD
SATA AHCI, up to 6 Gbps, up to 2 TB
M.2 2230/2280 SSD
PCIe Gen3x4 NVMe, up to 32 Gbps, up to 2 TB
M.2 2280 Self-Encrypting SSD
PCIe Gen3x4 NVMe, up to 32 Gbps, up to 512 GB
M.2 connectors
One M.2 2230 Key-E, one M.2 2280 Key-M, one M.2 3042 Key-B

Graphics

Integrated
Intel UHD Graphics, shared system memory (Core i5/i7/Xeon)
Discrete (optional)
NVIDIA Quadro P620, 4 GB GDDR5
External display
1 x HDMI 2.0 port; USB Type-C with DisplayPort 1.4

Networking

Ethernet
Intel I219-V/I219-LM Gigabit Ethernet, 10/100/1000
Wireless
Qualcomm QCA61x4A (DW1820) 802.11ac 2x2 + Bluetooth 5.0, or Intel AX201 (Wi-Fi 6) + Bluetooth 5.1 (also offered without Bluetooth)
Mobile broadband (optional)
Intel XMM 7360 Global LTE-Advanced

Power

Adapter
90 W (7.4 mm barrel) or 130 W Type-C, 100-240 VAC
Battery options
3-cell 51 WHr, 4-cell 68 WHr, 4-cell 68 WHr Long Cycle Life, or 6-cell 97 WHr ExpressCharge Li-ion

Ports

USB
2 x USB 3.2 Gen 1 (Type-A), 1 x USB 3.2 Gen 1 (Type-A) with PowerShare, 1 x USB 3.2 Gen 2 (Type-C) with DisplayPort 1.4/Power Delivery/Thunderbolt
Video
1 x HDMI 2.0b
Audio
1 x Universal Audio Jack
Card reader
1 x microSD card slot
Network
1 x RJ-45
Power
1 x 7.4 mm barrel power connector or 1 x Type-C power port
Security
Wedge-shaped lock slot; smart card reader (optional, left side); contactless smart card reader (optional, palmrest)
Mobile broadband
1 x micro-SIM card slot

Display

Size
15.6" (15.55 in. diagonal)
HD option
1366x768, WVA, anti-glare, 220 nits
FHD option
1920x1080, WVA, anti-glare, 220 nits
FHD touch option
1920x1080, WVA, anti-glare, touch, 220 nits
FHD high-brightness option
1920x1080, WVA, anti-glare, 300 nits, 72% NTSC

Battery

Options
3-cell 51 WHr / 4-cell 68 WHr / 4-cell 68 WHr Long Cycle Life / 6-cell 97 WHr, ExpressCharge capable
Life span
300 discharge/charge cycles (1000 for the Long Cycle Life pack)
Coin cell
CR2032 (RTC backup)

Physical

Height
11.81 mm (0.46 in.) front / 14.99 mm (0.59 in.) rear
Width
359.10 mm (14.14 in.)
Depth
236.25 mm (9.30 in.)
Weight
1.89 kg (4.16 lb)

Management

Security
TPM 2.0 on system board; Windows Hello via optional fingerprint reader (power button or palmrest) or IR camera; Dell ControlVault 3 contacted/contactless (NFC) smart card options

Operating systems

Supported
Windows 10 Home (64-bit), Windows 10 Professional (64-bit), Ubuntu 18.04 LTS (64-bit), Red Hat 8.2

Processors

  • Intel Core i5-10300H
  • Intel Core i5-10400H
  • Intel Core i7-10750H
  • Intel Core i7-10850H
  • Intel Core i7-10875H
  • Intel Xeon W-10855M