Side by side comparison and review of Dell Precision 7740 and Dell Precision 5550. 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 7740 based on its technical characteristics, features, user experience, expert reviews and price level.
powerful processor performance
high-resolution display
expandable memory options
robust build quality
excellent graphics capabilities
heavier than competitors
expensive base model
shorter battery life
limited portability
Advantages and disadvantages of Dell Precision 5550 based on its technical characteristics, features, user experience, expert reviews and price level.
slim, lightweight design
powerful processor options
high-resolution display
excellent build quality
good thermal management
expensive price point
limited port selection
noisy under load
average battery life
| DESIGN AND DIMENSIONS | Dell Precision 7740 | Dell Precision 5550 |
|---|
| Product Type | Mobile workstation | Mobile workstation |
|---|---|---|
| Dimensions (WxDxH) | 41.42 cm x 27.37 cm x 3.03 cm | 34.44 cm x 23.03 cm x 1.165 cm |
| Weight | 3.09 kg | 2.05 kg |
| Colour | Black | Grey |
| DISPLAY | Dell Precision 7740 | Dell Precision 5550 |
|---|
| Screen Size (Type) | 17.3" - IPS | 15.6" |
|---|---|---|
| Screen Resolution | 1920 x 1080 (Full HD) | 1920 x 1200 (WUXGA) |
| Pixel Density (ppi) | 127 | 145 |
| V-Sync Rate at Max Res. | 60 Hz | 60 Hz |
| Widescreen | Yes | Yes |
| Image Brightness | 300 cd/m² | 500 cd/m² |
| Colour Gamut | 72%, 100% sRGB | 100% sRGB |
| Features | UltraSharp, anti-glare, Premium Panel Guarantee, Wide Viewing Angle, ±80° horizontal viewing angle, ±80° vertical viewing angle | UltraSharp, anti-glare, IGZO technology, ±85° horizontal viewing angle, ±85° vertical viewing angle, 35 ms response rate, 0.1752 mm pixel pitch |
| PROCESSOR | Dell Precision 7740 | Dell Precision 5550 |
|---|
| CPU | Intel Core i7 (9th Gen) 9850H / 2.6 GHz | Intel Core i7 (10th Gen) 10850H / 2.7 GHz |
|---|---|---|
| Max Turbo Speed | 4.6 GHz | 5.1 GHz |
| Number of Cores | 6-core | 6-core |
| Cache | 12 MB | 12 MB |
| 64-bit Computing | Yes | Yes |
| Chipset | Mobile Intel CM246 | Mobile Intel WM490 |
| Platform Technology | Intel vPro Platform | Intel vPro Platform |
| Features | Intel Turbo Boost Technology 2.0 | Intel Thermal Velocity Boost, Intel vPro Platform Eligibility |
| MEMORY | Dell Precision 7740 | Dell Precision 5550 |
|---|
| RAM | 16 GB (2 x 8 GB) | 16 GB (2 x 8 GB) |
|---|---|---|
| Max RAM Supported | 128 GB | 64 GB |
| RAM Type | DDR4 SDRAM | DDR4 SDRAM |
| Speed | 2666 MHz | 2933 MHz |
| Rated Speed | 2666 MHz | 2933 MHz |
| Form Factor | SO-DIMM 260-pin | SO-DIMM 260-pin |
| Slots Qty | 4 | 2 |
| Empty Slots | 2 | 0 |
| STORAGE | Dell Precision 7740 | Dell Precision 5550 |
|---|
| Main Storage Size (HDD/SSD) | 512 GB SSD M.2 2280 PCIe | 512 GB SSD M.2 PCIe 3.0 x4 - NVM Express (NVMe) |
|---|
| AUDIO & VIDEO | Dell Precision 7740 | Dell Precision 5550 |
|---|
| Graphics Processor (GPU) | NVIDIA Quadro RTX 3000 | NVIDIA Quadro T2000 |
|---|---|---|
| Video Memory | 6 GB GDDR6 SDRAM | 4 GB GDDR5 SDRAM |
| Camera | Yes | Yes - HD |
| Resolution | 0.92 Megapixel | 0.92 Megapixel |
| Camera Features | 720p HD movie recording | 78.5 degrees |
| Video Resolutions | 1280 x 720 | 1280 x 720 |
| Frame Rate | 30 frames per second | 30 frames per second |
| Sound | Stereo speakers, array microphone | Stereo speakers, dual array microphone |
| Codec | Realtek ALC3281 | - |
| Compliant Standards | High Definition Audio | High Definition Audio |
| COMMUNICATIONS | Dell Precision 7740 | Dell Precision 5550 |
|---|
| Wireless | Bluetooth 5.0, 802.11a/b/g/n/ac Wave 2/ax | 802.11a/b/g/n/ac Wave 2/ax, Bluetooth 5.1 |
|---|---|---|
| Wireless Controller | Intel Wi-Fi 6 AX 200 - M.2 Card | Intel Wi-Fi 6 AX 201 |
| Network Interface | Gigabit Ethernet | - |
| Ethernet Controller | Intel I219-LM | - |
| BATTERY | Dell Precision 7740 | Dell Precision 5550 |
|---|
| Technology | 6-cell lithium polymer | 6-cell Lithium Ion |
|---|---|---|
| Battery Capacity (Size) | 97 Wh | 86 Wh |
| AC ADAPTER | Dell Precision 7740 | Dell Precision 5550 |
|---|
| Input | AC 120/230 V (50/60 Hz) | AC 120/230 V (50/60 Hz) |
|---|---|---|
| Output | 240 Watt, 19.5 V, 12.31 A | 130 Watt, 20 V, 6.5 A |
| INPUT | Dell Precision 7740 | Dell Precision 5550 |
|---|
| Type | Keyboard, touchpad | Keyboard, touchpad |
|---|---|---|
| Numeric Keypad | Yes | - |
| Keyboard Backlight | Yes | Yes |
| Features | Multi-gesture touch pad | Multi-touch touchpad |
| CONNECTIONS & EXPANSIONS | Dell Precision 7740 | Dell Precision 5550 |
|---|
| Interfaces | Mini DisplayPort HDMI 3 x USB 3.1 Gen 1 (PowerShare) Headphone/microphone combo jack LAN 2 x USB-C (supports Thunderbolt 3) |
Headphone/microphone combo jack 2 x USB-C 3.2 Gen 2 (supports Thunderbolt 3) (Power Delivery) USB-C 3.2 Gen 2 (supports DisplayPort Alt Mode) |
|---|---|---|
| Memory Card Reader | Yes (SD Card, SDHC Card, SDXC Card) | Yes (SD Card) |
| SOFTWARE | Dell Precision 7740 | Dell Precision 5550 |
|---|
| 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) | Microsoft Office (Trial) |
| MISCELLANEOUS | Dell Precision 7740 | Dell Precision 5550 |
|---|
| Included Accessories | Power adapter | USB-C power adapter |
|---|---|---|
| Security | Smart card reader | Fingerprint reader |
| Security Slot Type | Noble Wedge security slot | Noble Wedge security slot |
| Theft/Intrusion Protection | Security lock slot (cable lock sold separately) | Security lock slot (cable lock sold separately) |
| Features | ExpressCharge | ExpressCharge |
| Compliant Standards | ISO 14443 type A, FIPS 201 | - |
| Max Operating Temperature | 35 °C | 35 °C |
| Min Operating Temperature | 0 °C | 0 °C |
| Humidity Range Operating | 20 - 80% (non-condensing) | 10 - 90% (non-condensing) |
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