Precision 7770
Dell
Verified
Last verified 8/20/2026
Quick answers
- RAM
- Upgradeable
Max: 128 GB
Type: DDR5-4800
Slots: 4
- SSD / Storage
- Upgradeable
Slots: 2
Form factor: M.2 2230, M.2 2280
Interface: PCIe
PCIe gen: 4
- Charging
- USB-C charging
OEM adapter: 240 W
Connector: barrel
- Displays
- Unknown
Explore compatibility in depth
What can I upgrade?
- RAM
- Storage (SSD)
Ports and connectivity
| Port | Count | Protocols | Power Delivery | DP Alt Mode |
|---|---|---|---|---|
| Thunderbolt 4 | 2 | tb4, dp-alt-mode | In | Yes |
| USB 3.2 Gen 1 with PowerShare | 2 | usb-3.2-gen1 | Out | No |
| HDMI 2.1 | 1 | hdmi-2.1 | — | No |
| Mini DisplayPort 1.4 | 1 | dp-1.4 | — | No |
| Ethernet (1 Gbps) | 1 | — | — | No |
| SD card slot | 1 | — | — | No |
| Universal audio jack | 1 | — | — | No |
Sources used for this model
- Dell Technologies — Precision 7770 Spec Sheet — verified 8/19/2026
Found an incorrect spec? Report it.