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Dell Precision T7820 Workstation Desktop… vs Dell Precision 3490 Mobile Workstation AI PC… — Head-to-Head (2026)

The specs side by side, with links to both product pages.

Dell Precision T7820 Workstation Desktop Computer Tower (2018) | Core Xeon Silver - 1TB SSD Hard Drive + 1TB Hard Drive - 32GB RAM | 12 Cores @ 3.5 GHz Win 11 Home (Renewed)

Dell Precision T7820 Workstation Desktop Computer Tower (2018) | Core Xeon Silver - 1TB SSD Hard Drive + 1TB Hard Drive - 32GB RAM | 12 Cores @ 3.5 GHz Win 11 Home (Renewed)

$2393.13
🛒 Buy on Amazon — $2393.13
vs
Dell Precision 3490 Mobile Workstation AI PC Laptop (14" FHD, Intel 16-Core Ultra 7 155H (> i9-12900H), 64GB DDR5 RAM, 2TB SSD) Business, Engineer, IST HUB, Thunderbolt 4, 1080p Webcam, Win 11 Pro

Dell Precision 3490 Mobile Workstation AI PC Laptop (14" FHD, Intel 16-Core Ultra 7 155H (> i9-12900H), 64GB DDR5 RAM, 2TB SSD) Business, Engineer, IST HUB, Thunderbolt 4, 1080p Webcam, Win 11 Pro

$1799.99
🛒 Buy on Amazon — $1799.99

*Price sourced from Amazon.com. Last updated 2026-10-08. Price and availability subject to change.

Spec-by-spec

SpecDell Precision T7820 Workstation…Dell Precision 3490 Mobile Workstation…
BrandDellDell
RAM TypeDDR4 SDRAMDDR5 RAM
CPU ModelIntel XeonCore i7 Family
Model NamePrecision T7820 DesktopDell Mobile Workstation 3490
Model Year20232025
Item Weight32 Pounds3.1 Pounds
Model NumberPrecision T7820 DesktopPrecision 3490
Built-In MediaKeyboard100W AC Adapter with Power Cord, Dell Mobile Workstation 3490, USB HUB by IST Computers ®, User Manual
Processor BrandIntelIntel
Processor Count1216
Processor Speed2.4 GHz1.4 GHz
Special FeatureWifi & BluetoothAnti Glare Coating, Backlit Keyboard, Fingerprint Reader
Video ProcessorIntelIntel
Processor SeriesIntel XeonCore i7 Family

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