Side by side comparison and review of Dell Precision 7720 and Dell Precision 3561. Compare dimensions, processors, batteries, storage capacities and other key specifications and features to simplify the choice of your perfect laptop. Our goal is to make it easier for you to decide on the laptop that will best meet your expectations by revealing the main differences between the products.
Advantages and disadvantages of Dell Precision 3561 based on its technical characteristics, features, user experience, expert reviews and price level.
robust processing power
excellent connectivity options
durable build quality
comfortable keyboard layout
good battery life
heavier than competitors
average display quality
limited graphics performance
higher price point
DESIGN AND DIMENSIONS | Dell Precision 7720 | Dell Precision 3561 |
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Product Type | Mobile workstation | Mobile workstation |
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Dimensions (WxDxH) | 41.67 cm x 28.12 cm x 3.53 cm | 35.78 cm x 23.33 cm x 2.405 cm |
Weight | 3.4 kg | 1.79 kg |
Colour | Black | Grey |
DISPLAY | Dell Precision 7720 | Dell Precision 3561 |
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Screen Size (Type) | 17.3" - IPS | 15.6" |
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LCD Backlight Technology | LED backlight | - |
Screen Resolution | 1920 x 1080 (Full HD) | 1920 x 1080 (Full HD) |
Pixel Density (ppi) | - | 141 |
V-Sync Rate at Max Res. | - | 60 Hz |
Widescreen | Yes | Yes |
Image Aspect Ratio | - | 16:9 |
Image Brightness | 300 cd/m² | 250 cd/m² |
Colour Gamut | - | 45% NTSC |
Features | UltraSharp, anti-glare, Corning Gorilla glass 4 | Anti-glare, Wide Viewing Angle, ±80° horizontal viewing angle, ±80° vertical viewing angle, 25 ms response rate, 0.179 mm pixel pitch |
PROCESSOR | Dell Precision 7720 | Dell Precision 3561 |
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CPU | Intel Core i7 (7th Gen) 7700HQ / 2.8 GHz | Intel Core i7 (11th Gen) 11800H / 2.3 GHz |
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Max Turbo Speed | 3.8 GHz | 4.6 GHz |
Number of Cores | Quad-Core | 8-core |
Cache | 6 MB | 24 MB |
64-bit Computing | Yes | - |
Chipset | Mobile Intel CM238 | Intel WM590 |
Features | Intel Turbo Boost Technology 2.0 | Intel Smart Cache, Intel Deep Learning Boost (DL Boost) |
MEMORY | Dell Precision 7720 | Dell Precision 3561 |
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RAM | 16 GB (2 x 8 GB) | 16 GB (1 x 16 GB) |
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Max RAM Supported | 64 GB | 64 GB |
RAM Type | DDR4 SDRAM | DDR4 SDRAM |
Speed | 2400 MHz | 3200 MHz |
Rated Speed | 2400 MHz | 3200 MHz |
Form Factor | SO-DIMM 260-pin | SO-DIMM 260-pin |
Slots Qty | 4 | 2 |
Empty Slots | 2 | 1 |
STORAGE | Dell Precision 7720 | Dell Precision 3561 |
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Main Storage Size (HDD/SSD) | 256 GB SSD M.2 PCIe - NVM Express (NVMe) | 256 GB SSD M.2 PCIe - NVM Express (NVMe) |
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AUDIO & VIDEO | Dell Precision 7720 | Dell Precision 3561 |
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Graphics Processor (GPU) | NVIDIA Quadro M1200 | NVIDIA T600 |
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Video Memory | 4 GB GDDR5 SDRAM | 4 GB GDDR6 SDRAM |
Camera | Yes - 1280 x 720 | Yes |
Camera Features | 720p HD movie recording | RGB camera |
Image Sensor Type | CMOS | CMOS |
Video Resolutions | 1280 x 720 | - |
Frame Rate | - | 30 frames per second |
Sound | Stereo speakers, microphone | Stereo speakers, dual array microphone |
Codec | - | Realtek ALC3204 |
Compliant Standards | High Definition Audio | High Definition Audio |
Audio Features | - | MaxxAudio Pro |
COMMUNICATIONS | Dell Precision 7720 | Dell Precision 3561 |
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Wireless | 802.11a/b/g/n/ac, Bluetooth 4.2 | 802.11a/b/g/n/ac/ax, Bluetooth 5.2 |
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Wireless Controller | Intel Dual Band Wireless-AC 8265 | Intel Wi-Fi 6 AX 201 - M.2 2230 |
Network Interface | Gigabit Ethernet | Ethernet |
BATTERY | Dell Precision 7720 | Dell Precision 3561 |
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Technology | 6-cell Lithium Ion | 4-cell lithium polymer |
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Battery Capacity (Size) | - | 64 Wh |
AC ADAPTER | Dell Precision 7720 | Dell Precision 3561 |
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Input | AC 120/230 V (50/60 Hz) | AC 100-240 V (50/60 Hz) |
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Output | 240 Watt, 19.5 V, 12.31 A | 130 Watt, 5 / 20 V |
INPUT | Dell Precision 7720 | Dell Precision 3561 |
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Type | Keyboard, touchpad | Keyboard, touchpad |
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Numeric Keypad | Yes | Yes |
Keyboard Backlight | Yes | Yes |
Features | Multi-gesture touch pad | - |
CONNECTIONS & EXPANSIONS | Dell Precision 7720 | Dell Precision 3561 |
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Interfaces | Mini DisplayPort LAN 4 x USB 3.1 Gen 1 (PowerShare) Headphone/microphone combo jack HDMI Dock USB-C (supports Thunderbolt) |
HDMI 2 x USB-C (supports Thunderbolt 4, DisplayPort 2.0 Alt Mode) (Power Delivery) USB 3.2 Gen 1 (PowerShare) USB 3.2 Gen 1 LAN Headphone/microphone combo jack |
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Memory Card Reader | Yes (SD Card) | Yes (microSD, microSDHC, microSDXC) |
SOFTWARE | Dell Precision 7720 | Dell Precision 3561 |
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Operating System (OS) | Windows 10 Pro 64-bit Edition - Multilingual User Interface (MUI) | Windows 10 Pro 64-bit Edition - Multilingual User Interface (MUI) |
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Software Included | Microsoft Office (Trial), McAfee (30 days trial) | Microsoft Office (Trial) |
MISCELLANEOUS | Dell Precision 7720 | Dell Precision 3561 |
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Dockable | Yes | - |
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Included Accessories | Power adapter | USB-C power adapter |
Integrated Options | - | Accelerometer |
Security | Smart card reader | Trusted Platform Module (TPM 2.0) Security Chip, smart card reader |
Security Slot Type | - | Noble Wedge security slot |
Theft/Intrusion Protection | Security lock slot (cable lock sold separately) | Security lock slot (cable lock sold separately) |
Features | - | ExpressCharge |
Max Operating Temperature | 40 °C | 35 °C |
Min Operating Temperature | 0 °C | 0 °C |
Humidity Range Operating | 10 - 90% (non-condensing) | 10 - 80% (non-condensing) |
Manufacturer Warranty | Limited warranty - 3 years - response time: next business day | - |