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Dell Latitude E5550 / 5550 Owner's Manual

Technical Specifications

  • NOTE: Offerings may vary by region. For more information regarding the configuration of your computer, click Start Start icon(Start icon) > Help and Support, and then select the option to view information about your computer.
  • NOTE: In Windows 8.1, navigate to Help and Support to view information about your computer.
Table 1. System Information
ChipsetIntel 4th Generation Processors / Intel 5th Generation Processors
DRAM bus width64-bit
Flash EPROMSPI 32 Mbits, 64 Mbits
PCIe bus100 MHz
External Bus FrequencyPCIe Gen2 (5 GT/s)
Table 2. Processor
Intel 4th Generation ProcessorsIntel 5th Generation Processors
TypesIntel Core i3 / i5Intel Core i3 / i5 / i7
L3 cache
 i33 MB3 MB
 i53 MB3 MB
Table 3. Memory
Memory connectortwo SODIMM slots
Memory capacity
 Intel 4th Generation Processors4 GB or 8 GB
Intel 5th Generation Processors4 GB, 8 GB, or 16 GB
Memory typeDDR3L SDRAM (1600 MHz)
Minimum memory4 GB
Maximum memory
 Intel 4th Generation Processors8 GB
Intel 5th Generation Processors16 GB
Table 4. Audio
TypeHigh-definition audio
ControllerRealtek ALC3235
Stereo conversionDigital Audio-out through HDMI - up to 7.1 compressed and un-compressed audio
 Internalhigh-definition audio codec
 ExternalStereo headset / mic combo
Internal speaker amplifier2 W (RMS) per channel
Volume controlshot keys
Table 5. Video
Typeintegrated on system board, hardware accelerated
  Intel 4th Generation Processorsi3 / i5 HD Graphics 4400
Intel 5th Generation Processorsi3 / i5 / i7 HD Graphics 5500
 Intel 4th Generation ProcessorsNA
Intel 5th Generation Processors
  • nVIDIA N15-GM
  • nVIDIA N15-GT
Data busIntegrated video
External display support
  • 19-pin HDMI connector
  • 15-pin DSUB VGA connector
Table 6. Camera
Camera Resolution1280 x 720 pixels
Video Resolution (maximum)1280 x 720 pixels
Diagonal viewing angle74°
Table 7. Communications
Network adapter10/100/1000 Mb/s Ethernet (RJ-45)
Wirelessinternal wireless local area network (WLAN) and wireless wide area network (WWAN).
  • NOTE: WWAN is optional.

Bluetooth 4.0

Table 8. Ports and Connectors
AudioStereo headset / mic combo
  • one 19-pin HDMI connector
  • one 15-pin DSUB VGA connector
Network adapterone RJ-45 connector
USB Three USB 3.0, one-powered compliant connector
Memory card readersupports up to SD4.0
Micro Subscriber Identity Module (uSIM) card one (optional)
  • NOTE: Removal of base cover is required.
Docking portone (optional)
Table 9. Contactless Smart Card
Supported Smart Cards/TechnologiesBTO with USH
Table 10. Display
TypeNon-Touch HD Anti-GlareNon-Touch FHD Anti-GlareTouch FHD (eTP)Touch HD Panel
 Height3.20 mm (0.13 inch)3.20 mm (0.13 inch)5.40 mm (0.21 inch)5.00 mm (0.19 inch)
 Width360 mm x 224.30 mm (14.17 inches x 8.83 inches) 359.50 mmx 223.80 mm (14.15 inches x 8.81 inches) 366.63 mm x 225.06 mm (14.43 inches x 10.04 inches) 360 mm x 224.30 mm (14.17 inches x 8.83 inches)
 Diagonal396.24 mm (15.6 inches)396.24 mm (15.6 inches)396.24 mm (15.6 inches)396.24 mm (15.6 inches)
 Active area (X/Y)344.23 mm x 193.54 mm (13.55 inches x 7.62 inches) 344.16 mmx 193.59 mm (13.54 inches x 7.62 inches) 344.16 mm x 193.59 mm (13.54 inches x 7.62 inches) 344.23 mm x 193.54 mm (13.55 inches x 7.62 inches)
Maximum resolution1366 x 7681920 x 10801920 x 10801366 x 768
Maximum Brightness200 nits300 nits270 nits200 nits
Refresh rate60 Hz60 Hz60 Hz60 Hz
Minimum Viewing Angles: 
Pixel pitch0.252 x 0.2520.17925 x 0.179250.179 x 0.1790.252 x 0.252
Table 11. Keyboard
Backlit KBNon-Backlit KB
Number of keysUnited States: 106 keys, United Kingdom: 107 keys, Brazil: 109 keys, and Japan: 110 keys
Table 12. Touchpad
Active Area: 
 X-axis99.50 mm
 Y-axis53.00 mm
Table 13. Battery
Type3-Cell (38 Whr) 4-Cell (51 Whr)
 Depth177.50 mm (6.98 inches)233.00 mm (9.17 inches)
 Height7.05 mm (0.27 inch)7.05 mm (0.27 inch)
 Width94.80 mm (3.73 inches)94.80 mm (3.73 inches)
 Weight265 g (0.58 lb)340 g (0.75 lb)
Voltage11.1 VDC7.4 VDC
Life span300 discharge/charge cycles
Temperature range: 
  • Charge: 0 °C to 50 °C
  • Discharge: 0 °C to 70 °C
  • Operating: 0° to 35° C (32° to 95° F)
 Non-Operating- 40 °C to 65 °C (- 40 °F to 149 °F)
Coin-cell battery3 V CR2032 lithium coin cell
Table 14. AC Adapter
Type65 W and 90 W
  • NOTE: 90 W is shipped to India and is optional to other regions
Input voltage100 VAC to 240 VAC
Input current (maximum)1.5 A
Input frequency50 Hz to 60 Hz
Output current3.34 A and 4.62 A
Rated output voltage19.5 +/– 1.0 VDC
Temperature range:
 Operating0 °C to 40 °C (32 °F to 104 °F)
 Non-Operating–40 °C to 70 °C (–40 °F to 158 °F)
Table 15. Physical
FeatureGlass Fiber Reinforced Polymer Cover W/O Touch Mag Cover W/O TouchMag Cover With Touch
Front20.60 mm (0.81 inch)20.60 mm (0.81 inch)20.60 mm (0.81 inch)
Back23.45 mm (0.92 inch)23.60 mm (0.93 inch)24.25 mm (0.95 inch)
Width376.90 mm (14.84 inches)376.90 mm (14.84 inches)376.90 mm (14.84 inches)
Depth255.20 mm (8.87 inches)255.20 mm (8.87 inches)255.20 mm (8.87 inches)
Weight4.71 lb (2.13 kg)4.71 lb (2.13 kg)4.71 lb (2.13 kg)
Table 16. Environmental
 Operating 0 °C to 35 °C (32 °F to 95 °F)
 Storage–40 °C to 65 °C (–40 °F to 149 °F)
Relative humidity (maximum): 
 Operating10 % to 90 % (non condensing)
 Storage5 % to 95 % (non condensing)
Altitude (maximum): 

0 m to 3048 m (0 ft to 10,000 ft)

0° to 35°C

 Non-Operating0 m to 10,668 m (0 ft to 35,000 ft)
Airborne contaminant levelG1 as defined by ISA-71.04–1985

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