  |  |  | |
| Editiorial reviews | |||
| User rating |
| Resolution | 1920 x 1080 | 1920 x 1080 | 1920 x 1080|3840 x 2160 |
|---|---|---|---|
| Aspect ratio | 16:9 | 16:9 | 16:9 |
| Screen size | 15.6 in | 15.6 in | 15.6 in |
| Widescreen | Yes | Yes | Yes |
| Display surface | Matt | Matt | N/A |
| Touchscreen | no | no |
|
| LED backlight | yes | yes | yes |
| LCD backlight technology | LED backlight | LED backlight | WLED backlight |
| Panel type | N/A | IPS | IPS |
| Brightness | N/A | 300.0 cd/m² |
|
| Built-in microphone | yes | yes | yes |
|---|---|---|---|
| Speakers | yes | yes | yes |
| Codec | IDT 92HD91 | CX7501 | N/A |
| Graphics processor |
|
|
|
|---|---|---|---|
| Video memory size | 2 GB |
|
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| Video memory type | GDDR5 SDRAM | GDDR5 SDRAM |
|
| CPU model | Intel Core i7 4700MQ |
|
|
|---|---|---|---|
| Clock speed | 1600.0 MHz | 2133.0 MHz | 2666.0 MHz |
| Number of cores | Quad-Core | Quad-Core |
|
| 64-bit computing | yes | yes | yes |
| Cache | L3 - 6 MB |
|
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| RAM size |
|
|
|
|---|---|---|---|
| Technology | DDR3L SDRAM | DDR4 SDRAM - non-ECC |
|
| Form factor | SO-DIMM 204-pin | SO-DIMM 260-pin | SO-DIMM 260-pin |
| Clock speed | 1600.0 MHz | 2133.0 MHz | 2666.0 MHz |
| Max RAM supported | 32 GB | 64 GB | 128 GB |
| Memory slots | 4 | 4 | 4 |
| Input method | Touchpad |
|
|
|---|---|---|---|
| Fingerprint reader | yes | yes | N/A |
| Numeric keypad | yes | yes | yes |
| Security |
|
|
|
| Keyboard backlight | N/A | yes | yes |
| Wi-Fi | yes | yes | yes |
|---|---|---|---|
| Wi-Fi standards |
| 802.11ac | 802.11ax |
| Bluetooth | yes | yes | yes |
| Bluetooth version | 4.0 | 4.2 | 5.0 |
| Interface | Gigabit Ethernet | Gigabit Ethernet | Gigabit Ethernet |
| Ethernet LAN data rates |
|
|
|
| Antenna type | N/A | N/A | 2x2 |
| Height | 1.2 in | 1.02 in | 1.02 in |
|---|---|---|---|
| Weight | 103.35 oz | 91.36 oz | 91.71 oz |
| Width | 15.02 in | 15.2 in | 14.8 in |
| Depth | 10.12 in | 10.39 in | 10.39 in |
| Colour of product |
| N/A | Silver |
|---|---|---|---|
| Housing material | Magnesium-aluminum alloy |
| Magnesium-aluminum alloy |
| Built in camera | yes | yes | yes |
|---|---|---|---|
| Camera resolution | N/A | HD |
|
| Charging port type | DC-in jack | DC-in jack | N/A |
|---|---|---|---|
| Ethernet LAN | yes | yes | yes |
| Ethernet LAN (RJ-45) quantity | 1 | 1 | 1 |
| HDMI ports quantity | N/A | 1 | 1 |
| HDMI version | N/A | 1.4 | 2.0b |
| Battery capacity | 75.0 Wh | 90.0 Wh | 90.0 Wh |
|---|---|---|---|
| Battery technology | Lithium-Ion |
| Lithium Polymer |
| Battery cells | 8 | 9 | 4 |
| Main storage |
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|
|
|---|---|---|---|
| Storage type | SATA |
|
|
| Storage speed | 7200.0 rpm | 5400.0 rpm | N/A |
| Integrated card reader | yes | yes | yes |
| Compatible memory cards | SD |
| SD |
| Optical drive type |
| None | None |
| Energy Star | yes | yes | yes |
|---|---|---|---|
| EPEAT compliance (Certificates) | N/A | EPEAT Silver | N/A |
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