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This guide covers everything you need to know about upgrading the RAM and storage on the Dell Precision T7920 (2018). Whether you want faster performance, more memory, or additional storage space, we have the compatibility details and recommended upgrades below.
Dell Precision T7920 — Quick Specs
| Specification | Details |
|---|---|
| Model | Dell Precision T7920 |
| Year | 2018 |
| Type | Workstation |
| Processor | Intel Xeon Scalable (1st/2nd Gen) |
| RAM Type | DDR4 ECC RDIMM/LRDIMM |
| RAM Form Factor | RDIMM |
| Max RAM | 3072GB (3TB, with L-SKU CPUs) |
| RAM Slots | 24 DIMM slots (12 per CPU) |
| Storage Type | NVMe/SATA SSD |
| Storage Slots | no onboard M.2; NVMe via FlexBay carriers (up to 4) or Ultra-Speed PCIe cards (up to 8), plus up to 10 SAS/SATA drives via FlexBays |
Dell Precision T7920 Memory (RAM) Upgrade
The Dell Precision T7920 supports DDR4 ECC RDIMM/LRDIMM RDIMM memory modules with a maximum capacity of 3072GB (3TB, with L-SKU CPUs). It has 24 DIMM slots (12 per CPU).
Recommended RAM Upgrades
| Recommended RAM | Buy |
|---|---|
| Samsung DDR4 ECC RDIMM 32GB 3200MHz | Check Price |
| Kingston Server Premier DDR4 32GB 2666MHz ECC | Check Price |
| Samsung DDR4 ECC RDIMM 16GB 2666MHz | Check Price |
| Micron DDR4 LRDIMM 64GB 2933MHz | Check Price |
Dell Precision T7920 Storage (SSD/HDD) Upgrade
The Dell Precision T7920 supports NVMe/SATA SSD storage with no onboard M.2; NVMe via FlexBay carriers (up to 4) or Ultra-Speed PCIe cards (up to 8), plus up to 10 SAS/SATA drives via FlexBays.
Recommended SSD Upgrades
| Recommended SSD | Buy |
|---|---|
| Samsung 970 EVO Plus 1TB NVMe M.2 | Check Price |
| WD Black SN770 1TB NVMe M.2 | Check Price |
| Crucial P3 Plus 500GB NVMe M.2 | Check Price |
| Samsung 870 EVO 1TB 2.5" SATA | Check Price |
| Crucial MX500 500GB 2.5" SATA | Check Price |
Upgrade Difficulty
The Dell Precision T7920 has an upgrade difficulty rating of Moderate. Most users can upgrade the RAM and SSD with basic tools (Phillips screwdriver). Always disconnect the battery before performing any internal upgrades.
Upgrade Tips for the Dell Precision T7920
- Back up all data before replacing or adding storage drives.
- Use an anti-static wrist strap to prevent damage to components.
- Match RAM speed and type (DDR4 ECC RDIMM/LRDIMM RDIMM) for best compatibility.
- Check your current configuration in the BIOS before ordering parts.
- Consider cloning your existing drive to a new SSD for a seamless transition.
Related Guides
Frequently Asked Questions
What is the maximum RAM for the Dell Precision T7920?
The Dell Precision T7920 supports a maximum of 3072GB (3TB, with L-SKU CPUs) of DDR4 ECC RDIMM/LRDIMM RDIMM memory across 24 DIMM slots (12 per CPU).
What type of SSD does the Dell Precision T7920 use?
The Dell Precision T7920 uses NVMe/SATA SSD storage with no onboard M.2; NVMe via FlexBay carriers (up to 4) or Ultra-Speed PCIe cards (up to 8), plus up to 10 SAS/SATA drives via FlexBays.
Can I upgrade the RAM in the Dell Precision T7920?
Yes, the Dell Precision T7920 has 24 DIMM slots (12 per CPU) supporting DDR4 ECC RDIMM/LRDIMM RDIMM modules up to 3072GB (3TB, with L-SKU CPUs) total.
Is the Dell Precision T7920 worth upgrading?
Upgrading the RAM and SSD in the Dell Precision T7920 can significantly improve performance, especially if you are running out of memory or storage space.
Related Dell Upgrade Guides
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- Dell Precision T7875 RAM & SSD Upgrade Guide (2024)
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- Dell PowerEdge R760xs RAM & SSD Upgrade Guide (2023)
- Dell Upgrade Guide
Not sure what fits? Use our free Compatibility Checker covering 3,195+ models.
Helpful Guides
Upgrades that fit the Dell Precision 7920 Tower
What fits: Memory: DDR4-2933 RDIMM, 24 user slots, up to 3072GB
Spec source: dell.com (checked 26 Sep 2026).
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DDR4 ECC registered memory
2.5in SATA SSDs for the drive bay
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