| Attribute |
Samsung 3 NP350E7C (NP350E7C-S0MDE) × | 
Samsung 4 NP400B4B-A01FR (NP400B4B-A01FR) × |
| General | | |
| Model | Samsung 3 NP350E7C | Samsung 4 NP400B4B-A01FR |
| Product code | NP350E7C-S0MDE | NP400B4B-A01FR |
| Design | | |
| Product colour | Black | Black |
| Form factor | Clamshell | Clamshell |
| Brand | Samsung | Samsung |
| Family | 3 | 4 |
| Model name | NP350E7C | NP400B4B-A01FR |
| Part number | NP350E7C-S0MDE | NP400B4B-A01FR |
| Release year (year) | 2013 | 2012 |
| Processor | | |
| Processor manufacturer | Intel | Intel |
| Processor family | 3rd gen Intel Core i7 | 2nd gen Intel Core i5 |
| Processor frequency (GHz) | 2.4 | 2.5 |
| Processor boost frequency (GHz) | 3.4 | 3.1 |
| Processor model | i7-3630QM | i5-2450M |
| Processor cores | 4 | 2 |
| Processor threads | 8 | 4 |
| Processor lithography (Nm) | 22 | 32 |
| Processor socket | PGA988 | - |
| Processor cache (MB) | 6 | 3 |
| Memory | | |
| Internal memory type | DDR3-SDRAM | DDR3-SDRAM |
| Maximum internal memory (GB) | 8 | 8 |
| Memory clock speed (MHz) | 1,600 | 1,333 |
| Internal memory (GB) | 8 | 4 |
| Display | | |
| Display diagonal (inch) | 17.3 | 14 |
| HD type | HD+ | - |
| LED backlight | + | + |
| Touchscreen | - | - |
| Display resolution | 1600 x 900 pixels | 1366 x 768 pixels |
| Graphics | | |
| On-board graphics adapter | + | + |
| Discrete graphics adapter model | AMD Radeon HD 7670M | - |
| Discrete graphics memory type | GDDR3 | - |
| Discrete graphics adapter | + | - |
| Discrete graphics adapter memory (GB) | 2 | - |
| On-board graphics adapter base frequency (MHz) | 650 | 650 |
| On-board graphics adapter model | Intel HD Graphics 4000 | Intel HD Graphics 3000 |
| Storage | | |
| Total storage capacity (GB) | 500 | 500 |
| Card reader integrated | + | + |
| HDD capacity (GB) | 500 | 500 |
| Storage media | HDD | HDD |
| Optical drive | + | + |
| Networking | | |
| Wi-Fi standards | - 802.11b
- 802.11g
- wi-fi 4 (802.11n)
| - 802.11b
- 802.11g
- wi-fi 4 (802.11n)
|
| Bluetooth | + | + |
| Ethernet LAN | + | + |
| Ethernet LAN data rates (Mbit/s) | | |
| Wi-Fi | + | + |
| 4g | - | - |
| 3g | - | - |
| Bluetooth version | 4.0 | 3.0 |
| Ports and interfaces | | |
| USB 3.x Type-A ports | 2 | 2 |
| Combo headphone/mic port | - | - |
| USB 2.0 ports | 2 | 1 |
| Docking connector | - | + |
| DVI port | - | - |
| HDMI ports quantity | 1 | 1 |
| Ethernet LAN (RJ-45) ports | 1 | 1 |
| Audio | | |
| Speaker power (W) | 1.5 | 1.5 |
| Built-in microphone | + | + |
| Camera | | |
| Front camera | + | - |
| Front camera resolution (numeric) (MPixel) | 1.3 | 1.3 |
| Keyboard | | |
| Numeric keypad | + | - |
| Full-size keyboard | + | - |
| Pointing device | Touchpad | Touchpad |
| Software | | |
| Operating system installed | Windows 8 | Windows 7 Professional |
| Operating system architecture (bit) | 64 | 64 |
| Battery | | |
| Battery capacity (watt-hours) (Wh) | 48 | - |
| Battery capacity (mAh) | 4,400 | 4,400 |
| Battery life (max) (h) | 6 | - |
| Weight and dimensions | | |
| Weight (kg) | 2.8 | 2.3 |
| Height (mm) | 35.2 | 30.1 |
| Depth (mm) | 270.1 | 236 |
| Width (mm) | 411.3 | 334.8 |
| Power | | |
| AC adapter power (W) | 60 | 60 |
| Security | | |
| Cable lock slot | + | + |
| Fingerprint reader | - | - |
| Trusted platform module (TPM) | - | + |