Dell Precision Tower 7810 upgrades
No onboard M.2 slot; NVMe is only available through Dell's optional Ultra-Speed Drive Duo/Quad or Intel PCIe SSD cards (M.2 lengths not documented in sources). Memory needs registered ECC DDR4, and the second 4-slot bank requires the second CPU.
- DIMM slots (4 per CPU, DDR4 ECC RDIMM): 8 × DDR4 DIMM · up to 128 GB total · 2400 MT/s · registered (RDIMM) · ECC
- Internal 3.5" drive bays: 2 × HDD / SSD 3.5" / 2.5" (SATA / SAS)
- External 5.25" bay: HDD / SSD 3.5" / 2.5" (SATA)
DIMM slots (4 per CPU, DDR4 ECC RDIMM) 8 × DDR4 DIMM · up to 128 GB total · 2400 MT/s · registered (RDIMM) · ECC
Registered ECC only; non-ECC and UDIMM are not supported. Slots 5-8 need the second CPU. Manual lists 4/8/16 GB modules. Current Dell manual and spec sheet say 256 GB max, older copies say 128 GB. 2400 MT/s needs v4 CPUs, otherwise 2133.
| $/GB | Price | Capacity | Product | Condition | Store | Link |
|---|---|---|---|---|---|---|
| $4.38 | $70.00 | 16 GB | Micron 16GB DDR4-2666 ECC RDIMM runs at 2400 MT/s DDR4-2666 CL19 DIMM RDIMM ECC | Used | eBay US +2 | View deal |
| $6.62 | $105.97 | 16 GB | Micron 16GB DDR4-2666 ECC RDIMM runs at 2400 MT/s DDR4-2666 CL19 DIMM RDIMM ECC | New | eBay US +2 | View deal |
| $8.59 | $137.50 | 16 GB | Micron 16GB DDR4-2666 ECC RDIMM runs at 2400 MT/s DDR4-2666 CL19 DIMM RDIMM ECC | Refurbished | eBay US +2 | View deal |
Internal 3.5" drive bays 2 × HDD / SSD 3.5" / 2.5" (SATA / SAS)
Each bay takes a 3.5" SATA drive or a 2.5" SAS/SATA drive. SAS drives need an optional LSI controller card. No thickness limit stated in the sources.
| $/TB | Price | Capacity | Product | Condition | Store | Link |
|---|---|---|---|---|---|---|
| $7.50 | $59.99 | 8 TB | Seagate BarraCuda 8TB 3.5" HDD 3.5" HDD · SATA · 5400 rpm · SMR | Used | eBay US +2 | View deal |
| $19.73 | $315.68 | 16 TB | Seagate Exos X18 16TB 3.5" SATA HDD 3.5" HDD · SATA · 7200 rpm | Used | eBay US +2 | View deal |
| $31.19 | $499.00 | 16 TB | Seagate Exos X18 16TB 3.5" SATA HDD 3.5" HDD · SATA · 7200 rpm | Refurbished | eBay US +1 | View deal |
| $31.25 | $249.99 | 8 TB | Seagate IronWolf 8TB 3.5" NAS HDD 3.5" HDD · SATA · 7200 rpm | Used | eBay US +2 | View deal |
| $31.25 | $500.00 | 16 TB | Seagate Exos X18 16TB 3.5" SATA HDD 3.5" HDD · SATA · 7200 rpm | New | eBay US +2 | View deal |
| $31.49 | $125.95 | 4 TB | Seagate IronWolf 4TB 3.5" NAS HDD 3.5" HDD · SATA · 5400 rpm | Used | eBay US +2 | View deal |
| $31.67 | $380.00 | 12 TB | Toshiba N300 12TB 3.5" NAS HDD 3.5" HDD · SATA · 7200 rpm | Used | eBay US | View deal |
| $34.03 | $40.84 | 1.2 TB | Seagate Exos 10E2400 1.2TB 2.5" SAS 10K HDD 2.5" HDD · SAS · 10000 rpm · 15 mm | Used | eBay US +2 | View deal |
| $34.37 | $274.99 | 8 TB | Seagate IronWolf 8TB 3.5" NAS HDD 3.5" HDD · SATA · 7200 rpm | New | eBay US +2 | View deal |
| $34.94 | $559.00 | 16 TB | WD Ultrastar DC HC550 16TB 3.5" SAS HDD 3.5" HDD · SAS · 7200 rpm | Refurbished | eBay US | View deal |
External 5.25" bay HDD / SSD 3.5" / 2.5" (SATA)
Takes a 3.5" SATA HDD, or up to two 2.5" drives with Dell's optional adapter kit. Can also hold a 5.25" device or the optional 19-in-1 media card reader instead.
| $/TB | Price | Capacity | Product | Condition | Store | Link |
|---|---|---|---|---|---|---|
| $7.50 | $59.99 | 8 TB | Seagate BarraCuda 8TB 3.5" HDD 3.5" HDD · SATA · 5400 rpm · SMR | Used | eBay US +2 | View deal |
| $19.73 | $315.68 | 16 TB | Seagate Exos X18 16TB 3.5" SATA HDD 3.5" HDD · SATA · 7200 rpm | Used | eBay US +2 | View deal |
| $31.19 | $499.00 | 16 TB | Seagate Exos X18 16TB 3.5" SATA HDD 3.5" HDD · SATA · 7200 rpm | Refurbished | eBay US +1 | View deal |
| $31.25 | $249.99 | 8 TB | Seagate IronWolf 8TB 3.5" NAS HDD 3.5" HDD · SATA · 7200 rpm | Used | eBay US +2 | View deal |
| $31.25 | $500.00 | 16 TB | Seagate Exos X18 16TB 3.5" SATA HDD 3.5" HDD · SATA · 7200 rpm | New | eBay US +2 | View deal |
| $31.49 | $125.95 | 4 TB | Seagate IronWolf 4TB 3.5" NAS HDD 3.5" HDD · SATA · 5400 rpm | Used | eBay US +2 | View deal |
| $31.67 | $380.00 | 12 TB | Toshiba N300 12TB 3.5" NAS HDD 3.5" HDD · SATA · 7200 rpm | Used | eBay US | View deal |
| $34.37 | $274.99 | 8 TB | Seagate IronWolf 8TB 3.5" NAS HDD 3.5" HDD · SATA · 7200 rpm | New | eBay US +2 | View deal |
| $35.62 | $285.00 | 8 TB | WD Red Plus 8TB 3.5" NAS HDD 3.5" HDD · SATA · 5640 rpm | New | eBay US +2 | View deal |
| $40.60 | $162.39 | 4 TB | Seagate IronWolf 4TB 3.5" NAS HDD 3.5" HDD · SATA · 5400 rpm | New | eBay US +2 | View deal |