In depth comparison and review of Dell Precision 7520 and Dell Precision 3470. 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.
Advantages and disadvantages of Dell Precision 3470 based on its technical characteristics, features, user experience, expert reviews and price level.
robust build quality
efficient thermal management
reliable performance
good battery life
versatile connectivity options
heavier than competitors
basic display quality
limited aesthetic appeal
costly for base model
| DESIGN AND DIMENSIONS | Dell Precision 7520 | Dell Precision 3470 |
|---|
| Product Type | Mobile workstation | Mobile workstation |
|---|---|---|
| Dimensions (WxDxH) | 37.8 cm x 26.1 cm x 3.3 cm | 32.135 cm x 21.2 cm x 2.36 cm |
| Weight | 2.8 kg | 1.49 kg |
| Colour | Black | Grey |
| DISPLAY | Dell Precision 7520 | Dell Precision 3470 |
|---|
| Screen Size (Type) | 15.6" | 14" |
|---|---|---|
| LCD Backlight Technology | LED backlight | - |
| Screen Resolution | 1920 x 1080 (Full HD) | 1920 x 1080 (Full HD) |
| Pixel Density (ppi) | - | 157 |
| V-Sync Rate at Max Res. | - | 60 Hz |
| Widescreen | Yes | Yes |
| Image Aspect Ratio | - | 16:9 |
| Image Brightness | - | 250 cd/m² |
| Colour Gamut | - | 45% NTSC |
| Features | Anti-glare | Anti-glare, Wide Viewing Angle, ±85° horizontal viewing angle, ±85° vertical viewing angle, 35 ms response rate, 0.161 mm pixel pitch |
| PROCESSOR | Dell Precision 7520 | Dell Precision 3470 |
|---|
| CPU | Intel Core i7 (7th Gen) 7700HQ / 2.8 GHz | Intel Core i7 (12th Gen) 1260P |
|---|---|---|
| Max Turbo Speed | 3.8 GHz | 4.7 GHz |
| Number of Cores | Quad-Core | 12-core |
| Cache | 6 MB | 18 MB |
| 64-bit Computing | Yes | - |
| Chipset | Mobile Intel CM238 | Intel P28 |
| Features | Intel Turbo Boost Technology 2.0 | Intel Smart Cache |
| MEMORY | Dell Precision 7520 | Dell Precision 3470 |
|---|
| RAM | 16 GB (2 x 8 GB) | 16 GB (1 x 16 GB) |
|---|---|---|
| Max RAM Supported | 64 GB | 64 GB |
| RAM Type | DDR4 SDRAM | DDR5 SDRAM |
| Speed | 2400 MHz | 4800 MHz |
| Rated Speed | 2400 MHz | 4800 MHz |
| Form Factor | SO-DIMM 260-pin | SO-DIMM 262-pin |
| Slots Qty | 4 | 2 |
| Empty Slots | 2 | 1 |
| STORAGE | Dell Precision 7520 | Dell Precision 3470 |
|---|
| Main Storage Size (HDD/SSD) | 256 GB SSD M.2 PCIe | 512 GB SSD M.2 2280 PCIe 4.0 - NVM Express (NVMe), Class 40 |
|---|
| AUDIO & VIDEO | Dell Precision 7520 | Dell Precision 3470 |
|---|
| Graphics Processor (GPU) | AMD Radeon Pro WX 4130 | NVIDIA T550 |
|---|---|---|
| Video Memory | 2 GB GDDR5 SDRAM | 4 GB GDDR6 SDRAM |
| Camera | Yes - 1280 x 720 | Yes - Full HD |
| Resolution | - | 2.07 Megapixel |
| Camera Features | - | Privacy shutter, IR/RGB camera, Temporal Noise Reduction, 87.6 degrees |
| Image Sensor Type | CMOS | CMOS |
| Video Resolutions | 1280 x 720 | 1920 x 1080 |
| Frame Rate | - | 30 frames per second |
| Sound | Two microphones | Stereo speakers, dual array microphone |
| Codec | - | Realtek ALC3204 |
| Compliant Standards | High Definition Audio | High Definition Audio |
| Audio Features | - | Output: MaxxAudio Pro |
| COMMUNICATIONS | Dell Precision 7520 | Dell Precision 3470 |
|---|
| Wireless | 802.11a/b/g/n/ac, Bluetooth 4.2 | Bluetooth, 802.11a/b/g/n/ac/ax (Wi-Fi 6E) |
|---|---|---|
| Wireless Controller | Intel Dual Band Wireless-AC 8265 | Intel Wi-Fi 6E AX 211 - M.2 2230 |
| Network Interface | Gigabit Ethernet | Gigabit Ethernet |
| Features | - | Dual stream (2x2) |
| BATTERY | Dell Precision 7520 | Dell Precision 3470 |
|---|
| Technology | 6-cell Lithium Ion | 4-cell Lithium Ion |
|---|---|---|
| Battery Capacity (Size) | - | 64 Wh |
| AC ADAPTER | Dell Precision 7520 | Dell Precision 3470 |
|---|
| Input | AC 120/230 V (50/60 Hz) | AC 100-240 V (50/60 Hz) |
|---|---|---|
| Output | 180 Watt, 19.5 V, 9.23 A | 130 Watt, 5 / 20 V |
| INPUT | Dell Precision 7520 | Dell Precision 3470 |
|---|
| Type | Keyboard, touchpad, pointing stick | Keyboard, touchpad |
|---|---|---|
| Numeric Keypad | Yes | - |
| Keyboard Backlight | Yes | Yes |
| Features | Multi-touch touchpad | - |
| CONNECTIONS & EXPANSIONS | Dell Precision 7520 | Dell Precision 3470 |
|---|
| 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 USB4 (supports Thunderbolt 4, DisplayPort Alt Mode) (Power Delivery) USB 3.2 Gen 1 (PowerShare) USB 3.2 Gen 1 LAN (RJ-45) Headphone/microphone combo jack |
|---|---|---|
| Memory Card Reader | Yes (SD Card) | Yes (microSD, microSDHC, microSDXC) |
| SOFTWARE | Dell Precision 7520 | Dell Precision 3470 |
|---|
| Operating System (OS) | Windows 10 Pro 64-bit Edition - Multilingual User Interface (MUI) | Windows 10 Pro 64-bit Edition + Windows 11 Pro Licence - Dutch / English / French / German / Italian |
|---|---|---|
| Software Included | Microsoft Office (Trial), McAfee (30 days trial) | Microsoft Office (30 days trial, excludes office licence) |
| MISCELLANEOUS | Dell Precision 7520 | Dell Precision 3470 |
|---|
| Dockable | Yes | - |
|---|---|---|
| Included Accessories | Power adapter | USB-C power adapter |
| Integrated Options | - | Accelerometer, ambient light sensor, proximity sensor, gyro sensor, hall sensor |
| Security | Trusted Platform Module (TPM) Security Chip, 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 |
| Compliant Standards | - | FIPS 140-2, FIPS 201 |
| Max Operating Temperature | 35 °C | 35 °C |
| Min Operating Temperature | 10 °C | 0 °C |
| Humidity Range Operating | 20 - 80% (non-condensing) | 10 - 90% (non-condensing) |
| Manufacturer Warranty | Limited warranty - 3 years - response time: next business day | - |
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