Dimensions
| Height (front and back): |
|
||||||||
| Width | 346.00 mm (13.62 inches) | ||||||||
| Depth | 245.00 mm (9.65 inches) |
Weight (with 4-cell battery):
| Inspiron 3421/3437 | 1.98 kg (4.37 lb) |
| Inspiron 5421/5437 | 1.95 kg (4.30 lb) |
NOTE: The weight of your laptop varies depending on the configuration ordered and the manufacturing variability.
System Information
Computer Model: Inspiron 3437/5437/3421/5421
Processor
| Inspiron 3437/5437 | Inspiron 3421/5421 | |
| Intel Celeron Dual Core (4th generation) | Intel Celeron Dual Core (3rd generation) | |
| Intel Pentium Dual Core (4th generation) | Intel Pentium Dual Core (3rd generation) | |
| Intel Core i3 ULV (4th generation) | Intel Core i3 ULV (3rd generation) | |
| Intel Core i5 ULV (4th generation) | Intel Core i5 ULV (3rd generation) | |
| Intel Core i7 ULV (4th generation) | Intel Core i7 ULV (3rd generation) |
Cache
| L1 cache | 64 KB |
| L2 cache | 256 KB |
| L3 cache | Up to 4 MB |
System chipset
| Inspiron 3437/5437 | Integrated in processor |
| Inspiron 3421/5421 | Intel HM76 chipset |
Memory
Type
| Inspiron 3421/5421 | Dual-channel DDR3 |
| Inspiron 3437/5437 | Dual-channel DDR3L |
Speed
Up to 1600 MHz
Configurations supported
2 GB, 4 GB, 6 GB, and 8 GB
Connectors
Two internally-accessible SODIMM sockets
Ports and Connectors
Audio
One headphone/microphone combo (headset) port
HDMI
One HDMI port
Network adapter
One RJ45 port
USB
- One USB 2.0 port (supports Windows debugging)
- Two USB 3.0 ports
Mini-card (internal)
One half-size mini-card slot for Wi-Fi+BT combo
Communications
Network adapter
10/100 Ethernet LAN on system board
Wireless
- Wi-Fi b/g/n
- Wi-Di (optional)
- Bluetooth 4.0
Video
Controller
| Inspiron 3421/5421 | Inspiron 3437/5437 | |
| Integrated | Intel HD graphics 3000 Intel HD graphics 4000 |
Intel HD graphics 4200/4400/5100 series |
| Discrete | NVIDIA GeForce GT625M NVIDIA GeForce GT640M |
NVIDIA GeForce GT720M NVIDIA GeForce GT740M NVIDIA GeForce GT750M |
Memory
| Integrated | System shared memory |
| Discrete | Up to 2 GB |
Audio
Controller
Realtek ALC3223
Speaker
2 x 2 W
Internal microphone support
Single digital microphone in camera assembly
Volume controls
Program menus and keyboard media function keys
Storage
Type
SATA
Interface
- SATA 1.0 (1.5 Gb/s)
- SATA 2.0 (3 Gb/s)
- SATA 3.0 (6 Gb/s)
Hard drives
One 2.5-inch SATA drive
Optical drives
One 9.5 mm SATA drive
Drives supported
- DVD+/-RW
- Blu-ray RW
Media-card reader
Type
One 8-in-1 slot
Cards supported
- SD card
- SD Hi-Capacity (SDHC) card
- SD Extended Capacity (SDXC) card with Ultra High Speed (UHS)
- Memory Stick
- Memory Stick PRO
- Memory Stick XC (MSXC)
- MultiMedia Card (MMC)
- MultiMedia Card plus (MMC+)
Display
Type
- 14.0-inch HD WLED with TrueLife (1366 x 768)
- 14.0-inch HD WLED with TrueLife (1366 x 768) - Touchscreen
- 14.0-inch anti-glare HD+ WLED with TrueLife (1600 x 900)
Dimensions
| Height | 173.95 mm (6.85 inches) |
| Width | 309.40 mm (12.18 inches) |
| Diagonal | 355.60 mm (14.00 inches) |
Refresh rate
60 Hz
Operating angle
0 degree (closed) to 135 degrees
Viewing angles
Horizontal viewing angle: 40 degrees/40 degrees
Vertical viewing angle (H/L): 10 degrees/30 degrees
Pixel pitch
0.2265 mm
Keyboard
Type
Chiclet keyboard
Camera
Resolution
| Still Image | 0.92 megapixels |
| Video (maximum) | 1280 x 720 pixels (HD) |
Diagonal viewing angle
60 degrees
Touchpad
Resolution
| Horizontal | 1261 dpi |
| Vertical | 1810 dpi |
Dimensions
| Height | 56.00 mm (2.20 inches) |
| Width | 100.00 mm (3.94 inches) |
Battery
Type
- 4-cell "smart" lithium ion (40 WHr)
- 6-cell "smart" lithium ion (65 WHr)
Dimensions
| 4-cell | 6-cell | |
| Height | 20.00 mm (0.79 inch) | 35.40 mm (1.39 inches) |
| Width | 272.40 mm (10.72 inches) | 272.40 mm (10.72 inches) |
| Depth | 46.30 mm (1.82 inches) | 46.30 mm (1.82 inches) |
Weight
| 4-cell | 0.26 kg (0.57 lb) |
| 6-cell | 0.36 kg (0.79 lb) |
Voltage
| 4-cell | 14.80 VDC |
| 6-cell | 11.10 VDC |
Operating time
Battery operating time varies depending on operating conditions and can significantly reduce under certain power-intensive conditions
Life span (approximate)
300 discharge/charge cycles
Temperature range
| Operating | 0 °C to 35 °C (32 °F to 95 °F) |
| Storage | -40 °C to 65 °C (-40 °F to 149 °F) |
Coin-cell battery
CR-2032
Power Adapter
Type
- 65 W
- 90 W
Input voltage
100-240 VAC
Input current (maximum)
1.50 A/1.60 A/1.70 A
Input frequency
50 Hz-60 Hz
Output current (continuous)
3.34 A/4.62 A
Rated output voltage
19.50 +/- 1 VDC
Temperature range
| Operating | 0 °C to 40 °C (32 °F to 104 °F) |
| Storage | -40 °C to 70 °C (-40 °F to 158 °F) |
Computer Environment
Temperature range
| 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)
| Operating | 10 % to 90 % (non-condensing) |
| Storage | 10 % to 95 % (non-condensing) |
Maximum vibration
(Measured using a random vibration spectrum that simulates user environment):
| Operating | 0.66 GRMS |
| Storage | 1.3 GRMS |
Maximum shock
(Measured with hard drive in operating status and a 2-ms half-sine pulse for operating. Also measured with hard drive in head-parked position and a 2-ms half-sine pulse for storage):
| Operating | 110 G |
| Storage | 160 G |
Altitude (maximum)
| Operating | -15.2 m to 3048 m (-50 ft to 10,000 ft) |
| Storage | -15.2 m to 10,668 m (-50 ft to 35,000 ft) |
Airborne contaminant level
G1 as defined by ISA-S71.04-1985
