A-Tech 64GB RAM for Dell Precision 5820, 7865, T5820, T5820XL | DDR4 3200MHz PC4-25600 ECC RDIMM 2Rx4 Registered Server Memory Upgrade
$1044.99
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A-Tech 64GB RAM for Dell Precision 5820 vs Dell Precision 3490 Mobile Workstation AI PC… — Head-to-Head (2026)
Side-by-side comparison. Specs, prices, user ratings, and our verdict.
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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
$1499.99
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*Price sourced from Amazon.com. Last updated 2026-05-27. Price and availability subject to change.
Spec-by-spec
| Spec | A-Tech 64GB RAM for Dell Precision… | Dell Precision 3490 Mobile Workstation… |
|---|---|---|
| ASIN | B0CGMPJX7J | B0D22SN8CB |
| Brand | A-Tech | Dell |
| Voltage | 1.2 Volts | — |
| RAM Size | 64 GB | — |
| Model Name | ASN798 | Dell Mobile Workstation 3490 |
| Form Factor | DIMM | Ultra-Portable |
| Manufacturer | A-Tech | Dell |
| Memory Speed | 3200 MHz | 4800 MHz |
| Model Number | ASN798 | Precision 3490 |
| Number of Pins | 288 | — |
| Customer Reviews | 5.05.0 out of 5 stars(1)5.0 out of 5 stars | 4.24.2 out of 5 stars(16)4.2 out of 5 stars |
| Best Sellers Rank | #6,624 in Computer Memory | #12,290 in Computers & Accessories (See Top 100 in Computers & Accessories)#1,693 in Traditional Laptop Computers |
| Compatible Devices | Precision 5820, 7865, T5820, T5820XL | External displays (HDMI or Thunderbolt 4) |
| Data Transfer Rate | 25600 Megabytes Per Second | — |
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