In depth comparison and review of Dell Precision 7720 and Dell Precision 7520. Compare sizes, performance, storage capacities, batteries and other important specifications and features to easily choose the right laptop for you. Our goal is to help you uncover differences between the products and find the laptop that will best fit your needs.
| DESIGN AND DIMENSIONS | Dell Precision 7720 | Dell Precision 7520 |
|---|
| Product Type | Mobile workstation | Mobile workstation |
|---|---|---|
| Dimensions (WxDxH) | 41.67 cm x 28.12 cm x 3.53 cm | 37.8 cm x 26.1 cm x 3.3 cm |
| Weight | 3.4 kg | 2.8 kg |
| Colour | Black | Black |
| DISPLAY | Dell Precision 7720 | Dell Precision 7520 |
|---|
| Screen Size (Type) | 17.3" - IPS | 15.6" |
|---|---|---|
| LCD Backlight Technology | LED backlight | LED backlight |
| Screen Resolution | 1920 x 1080 (Full HD) | 1920 x 1080 (Full HD) |
| Widescreen | Yes | Yes |
| Image Brightness | 300 cd/m² | - |
| Features | UltraSharp, anti-glare, Corning Gorilla glass 4 | Anti-glare |
| PROCESSOR | Dell Precision 7720 | Dell Precision 7520 |
|---|
| CPU | Intel Core i7 (7th Gen) 7700HQ / 2.8 GHz | Intel Core i7 (7th Gen) 7700HQ / 2.8 GHz |
|---|---|---|
| Max Turbo Speed | 3.8 GHz | 3.8 GHz |
| Number of Cores | Quad-Core | Quad-Core |
| Cache | 6 MB | 6 MB |
| 64-bit Computing | Yes | Yes |
| Chipset | Mobile Intel CM238 | Mobile Intel CM238 |
| Features | Intel Turbo Boost Technology 2.0 | Intel Turbo Boost Technology 2.0 |
| MEMORY | Dell Precision 7720 | Dell Precision 7520 |
|---|
| RAM | 16 GB (2 x 8 GB) | 16 GB (2 x 8 GB) |
|---|---|---|
| Max RAM Supported | 64 GB | 64 GB |
| RAM Type | DDR4 SDRAM | DDR4 SDRAM |
| Speed | 2400 MHz | 2400 MHz |
| Rated Speed | 2400 MHz | 2400 MHz |
| Form Factor | SO-DIMM 260-pin | SO-DIMM 260-pin |
| Slots Qty | 4 | 4 |
| Empty Slots | 2 | 2 |
| STORAGE | Dell Precision 7720 | Dell Precision 7520 |
|---|
| Main Storage Size (HDD/SSD) | 256 GB SSD M.2 PCIe - NVM Express (NVMe) | 256 GB SSD M.2 PCIe |
|---|
| AUDIO & VIDEO | Dell Precision 7720 | Dell Precision 7520 |
|---|
| Graphics Processor (GPU) | NVIDIA Quadro M1200 | AMD Radeon Pro WX 4130 |
|---|---|---|
| Video Memory | 4 GB GDDR5 SDRAM | 2 GB GDDR5 SDRAM |
| Camera | Yes - 1280 x 720 | Yes - 1280 x 720 |
| Camera Features | 720p HD movie recording | - |
| Image Sensor Type | CMOS | CMOS |
| Video Resolutions | 1280 x 720 | 1280 x 720 |
| Sound | Stereo speakers, microphone | Two microphones |
| Compliant Standards | High Definition Audio | High Definition Audio |
| COMMUNICATIONS | Dell Precision 7720 | Dell Precision 7520 |
|---|
| Wireless | 802.11a/b/g/n/ac, Bluetooth 4.2 | 802.11a/b/g/n/ac, Bluetooth 4.2 |
|---|---|---|
| Wireless Controller | Intel Dual Band Wireless-AC 8265 | Intel Dual Band Wireless-AC 8265 |
| Network Interface | Gigabit Ethernet | Gigabit Ethernet |
| BATTERY | Dell Precision 7720 | Dell Precision 7520 |
|---|
| Technology | 6-cell Lithium Ion | 6-cell Lithium Ion |
|---|
| AC ADAPTER | Dell Precision 7720 | Dell Precision 7520 |
|---|
| Input | AC 120/230 V (50/60 Hz) | AC 120/230 V (50/60 Hz) |
|---|---|---|
| Output | 240 Watt, 19.5 V, 12.31 A | 180 Watt, 19.5 V, 9.23 A |
| INPUT | Dell Precision 7720 | Dell Precision 7520 |
|---|
| Type | Keyboard, touchpad | Keyboard, touchpad, pointing stick |
|---|---|---|
| Numeric Keypad | Yes | Yes |
| Keyboard Backlight | Yes | Yes |
| Features | Multi-gesture touch pad | Multi-touch touchpad |
| CONNECTIONS & EXPANSIONS | Dell Precision 7720 | Dell Precision 7520 |
|---|
| Interfaces | Mini DisplayPort LAN 4 x USB 3.1 Gen 1 (PowerShare) Headphone/microphone combo jack HDMI Dock USB-C (supports Thunderbolt) |
Mini DisplayPort LAN 4 x USB 3.1 Gen 1 (PowerShare) Headphone/microphone combo jack HDMI Dock USB-C (supports Thunderbolt) |
|---|---|---|
| Memory Card Reader | Yes (SD Card) | Yes (SD Card) |
| SOFTWARE | Dell Precision 7720 | Dell Precision 7520 |
|---|
| Operating System (OS) | Windows 10 Pro 64-bit Edition - Multilingual User Interface (MUI) | Windows 10 Pro 64-bit Edition - Multilingual User Interface (MUI) |
|---|---|---|
| Software Included | Microsoft Office (Trial), McAfee (30 days trial) | Microsoft Office (Trial), McAfee (30 days trial) |
| MISCELLANEOUS | Dell Precision 7720 | Dell Precision 7520 |
|---|
| Dockable | Yes | Yes |
|---|---|---|
| Included Accessories | Power adapter | Power adapter |
| Security | Smart card reader | Trusted Platform Module (TPM) Security Chip, smart card reader |
| Theft/Intrusion Protection | Security lock slot (cable lock sold separately) | Security lock slot (cable lock sold separately) |
| Max Operating Temperature | 40 °C | 35 °C |
| Min Operating Temperature | 0 °C | 10 °C |
| Humidity Range Operating | 10 - 90% (non-condensing) | 20 - 80% (non-condensing) |
| Manufacturer Warranty | Limited warranty - 3 years - response time: next business day | Limited warranty - 3 years - response time: next business day |
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