Detailed comparison and review of Dell G7 (17 7790) and Lenovo IdeaPad S540-15IML (81NG). With our comprehensive overview, you can simply compare dimensions, performance, storage, functions, but also other key features of both laptops and easily decide which one is the right choice for you. Our goal is to help you identify the main differences between products and find the laptop that best fits your needs and expectations.
Advantages and disadvantages of Dell G7 (17 7790) based on its technical characteristics, features, user experience, expert reviews and price level.
powerful gaming performance
high-quality build
efficient cooling system
good audio quality
attractive design
heavy and bulky
short battery life
expensive base model
limited port selection
Advantages and disadvantages of Lenovo IdeaPad S540-15IML (81NG) based on its technical characteristics, features, user experience, expert reviews and price level.
sleek aluminum design
sharp full HD display
fast processing speeds
ample storage capacity
good battery life
heavier than competitors
no optical drive
limited port selection
average graphics performance
| DESIGN AND DIMENSIONS | Dell G7 (17 7790) | Lenovo IdeaPad S540-15IML (81NG) |
|---|
| Product Type | Notebook | Notebook |
|---|---|---|
| Dimensions (WxDxH) | 40.4 cm x 29.58 cm x 2.5 cm | 35.8 cm x 24.5 cm x 1.69 cm |
| Weight | 3.3 kg | 1.95 kg |
| Case Material | - | Aluminum, glass |
| Colour | Abyss grey | Mineral grey |
| DISPLAY | Dell G7 (17 7790) | Lenovo IdeaPad S540-15IML (81NG) |
|---|
| Screen Size (Type) | 17.3" - IPS | 15.6" - IPS |
|---|---|---|
| LCD Backlight Technology | LED backlight | LED backlight |
| Screen Resolution | 1920 x 1080 (Full HD) | 1920 x 1080 (Full HD) |
| V-Sync Rate at Max Res. | 144 Hz | - |
| Widescreen | Yes | Yes |
| Image Aspect Ratio | - | 16:9 |
| Image Brightness | 300 cd/m² | 300 cd/m² |
| Colour Gamut | - | 72% |
| Features | Anti-glare, Wide Viewing Angle, Low Blue Light technology | Glossy, glass cover |
| PROCESSOR | Dell G7 (17 7790) | Lenovo IdeaPad S540-15IML (81NG) |
|---|
| CPU | Intel Core i7 (9th Gen) 9750H / 2.6 GHz | Intel Core i5 (10th Gen) 10210U / 1.6 GHz |
|---|---|---|
| Max Turbo Speed | 4.5 GHz | 4.2 GHz |
| Number of Cores | 6-core | Quad-Core |
| Cache | L3 - 12 MB | 6 MB |
| 64-bit Computing | Yes | Yes |
| Features | Intel Turbo Boost Technology 2.0 | Integrated memory controller |
| MEMORY | Dell G7 (17 7790) | Lenovo IdeaPad S540-15IML (81NG) |
|---|
| RAM | 16 GB (2 x 8 GB) | 8 GB (1 x 4 GB + 4 GB (soldered)) |
|---|---|---|
| Max RAM Supported | 32 GB | 12 GB |
| RAM Type | DDR4 SDRAM | DDR4 SDRAM |
| Speed | 2666 MHz | 2400 MHz |
| Rated Speed | 2666 MHz | 2400 MHz |
| Form Factor | SO-DIMM 260-pin | SO-DIMM 260-pin |
| Slots Qty | 2 | 1 |
| Empty Slots | 0 | 0 |
| STORAGE | Dell G7 (17 7790) | Lenovo IdeaPad S540-15IML (81NG) |
|---|
| Main Storage Size (HDD/SSD) | 512 GB SSD M.2 2280 PCIe - NVM Express (NVMe) | 512 GB SSD M.2 2280 PCIe 3.0 x4 - NVM Express (NVMe) |
|---|
| AUDIO & VIDEO | Dell G7 (17 7790) | Lenovo IdeaPad S540-15IML (81NG) |
|---|
| Graphics Processor (GPU) | NVIDIA GeForce RTX 2060 | Intel UHD Graphics |
|---|---|---|
| Video Memory | 6 GB GDDR6 SDRAM | - |
| Camera | Yes - 1280 x 720 | Yes - 720p |
| Resolution | 0.92 Megapixel | 1 Megapixel |
| Camera Features | - | Privacy shutter |
| Image Sensor Type | CMOS | - |
| Video Resolutions | 1280 x 720 | - |
| Frame Rate | 30 frames per second | - |
| Sound | Stereo speakers, array microphone | Stereo speakers, dual array microphone |
| Compliant Standards | - | High Definition Audio, Dolby Audio |
| COMMUNICATIONS | Dell G7 (17 7790) | Lenovo IdeaPad S540-15IML (81NG) |
|---|
| Wireless | 802.11a/b/g/n/ac Wave 2, Bluetooth 5.0 | 802.11a/b/g/n/ac, Bluetooth 4.2 |
|---|---|---|
| Wireless Controller | Killer Wireless-AC 1550 - M.2 Card | M.2 Card |
| Network Interface | Gigabit Ethernet | - |
| Ethernet Controller | Killer Ethernet E2500v2 | - |
| Features | - | Dual stream (2x2) |
| BATTERY | Dell G7 (17 7790) | Lenovo IdeaPad S540-15IML (81NG) |
|---|
| Technology | 4-cell | Lithium Ion |
|---|---|---|
| Battery Capacity (Size) | 60 Wh | 70 Wh |
| Battery Life | - | Up to 15 hours |
| AC ADAPTER | Dell G7 (17 7790) | Lenovo IdeaPad S540-15IML (81NG) |
|---|
| Input | AC 120/230 V (50/60 Hz) | AC 120/230 V (50/60 Hz) |
|---|---|---|
| Output | 180 Watt, 19.5 V, 9.23 A | 65 Watt |
| INPUT | Dell G7 (17 7790) | Lenovo IdeaPad S540-15IML (81NG) |
|---|
| Type | Keyboard, touchpad | Keyboard, touchpad |
|---|---|---|
| Numeric Keypad | Yes | Yes |
| Keyboard Backlight | Yes | Yes |
| Features | - | Multi-touch touchpad, buttonless touchpad |
| CONNECTIONS & EXPANSIONS | Dell G7 (17 7790) | Lenovo IdeaPad S540-15IML (81NG) |
|---|
| Interfaces | USB 3.1 Gen 1 (PowerShare) 2 x USB 3.1 Gen 1 LAN HDMI Headphone/microphone combo jack USB-C 3.1 Gen 2 (supports Thunderbolt 3) Mini DisplayPort |
USB 3.1 Gen 1 USB 3.1 Gen 1 (Always On) USB-C 3.1 Gen 1 HDMI Headphone/microphone combo jack |
|---|---|---|
| Memory Card Reader | Yes (SD Card) | 4 in 1 (SD Card, MultiMediaCard, SDHC Card, SDXC Card) |
| SOFTWARE | Dell G7 (17 7790) | Lenovo IdeaPad S540-15IML (81NG) |
|---|
| Operating System (OS) | Windows 10 Home Advanced 64-bit Edition | Windows 10 Home 64-bit Edition - English |
|---|---|---|
| Software Included | - | Microsoft Office (30 days trial) |
| MISCELLANEOUS | Dell G7 (17 7790) | Lenovo IdeaPad S540-15IML (81NG) |
|---|
| Included Accessories | Power adapter | Power adapter |
|---|---|---|
| Security | Fingerprint reader | Firmware Trusted Platform Module (TPM 2.0) Security Chip, fingerprint reader |
| Security Slot Type | Noble Wedge security slot | - |
| Theft/Intrusion Protection | Security lock slot (cable lock sold separately) | - |
| Features | - | Administrator password, hard drive password, power-on password, RapidCharge |
| Compliant Standards | - | RoHS, Energy-Related Products (ErP) Lot 3 |
| SAR Value | - | 1.81 W/kg (body), 1.81 W/kg (limb) |
| Manufacturer Warranty | - | Limited warranty - 1 year - pick-up and return |
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