HP EliteDesk 800 G1 SFF
Yes. 4 slots, up to 32 GB seen working.
It takes DDR3-1600 full-size sticks (DIMM).
- Slots
- 4 DIMM slots
- Type
- DDR3-1600 240-pin DIMM
- Most seen working
- 32 GB in two or more machines
- Firmware says
- 32 GB maximum
- How sure
- 103 of 103 reports show this layout
Worked out from 103 hardware reports of this desktop. Sources and method. Updated 10 Nov 2026.
It takes a 2.5-inch SATA SSD.
The machines in the reports have a SATA controller and the firmware lists 5 SATA ports. A 2.5-inch SATA SSD fits a 2.5-inch bay, or a 3.5-inch bay with an adapter bracket.
- Drive type
- SATA
- SATA ports
- 5 listed by the firmware
From 200 PCI device reports and the firmware's port list. Sources and method. Updated 10 Nov 2026.
Illustration Check the label on the power supply.
We don't have this model's power supply rating. It is printed on the supply's sticker, inside the case next to its fan. Prebuilt desktops often use a supply shaped for their case, so match the shape and the plugs as well as the watts. Small cases take a slim supply.
- Rating
- On the supply's label
How to read a power supply label. Sources and method. Updated 10 Nov 2026.
Illustration Processors seen in these desktops.
Processors in the reports: Core i5-4570 (32), Core i5-4590 (25), Core i7-4790 (20), Core i7-4770 (12), Core i5-4670 (4), Core i5-4690 (3). Prebuilt desktops often only take processors from the generation they shipped with, so stay with the ones listed.
- Seen working
- Core i5-4570, Core i5-4590, Core i7-4790
- How sure
- From 103 reports
From the processor records in 103 hardware reports. Sources and method. Updated 10 Nov 2026.
Illustration It has a full-length (x16) slot for a graphics card.
Cards in the reports: Radeon HD 5000/6000/7350/8350 Series (5), GeForce 210 (5), GeForce GTX 1650 (4), GeForce GT 710 (4), Radeon 540/540X/550/550X / RX 540X/550/550X (3), GeForce GT 1030 (3). 100% of these machines report a small case. A small case takes low-profile cards only, and its power supply may not feed a card that needs its own power cable.
- x16 slots
- At least 1, listed by the firmware
- Seen working
- Radeon HD 5000/6000/7350/8350 Series, GeForce 210, GeForce GTX 1650
- Case
- 100% report a small case
From 203 PCI device reports and the firmware's slot table. Sources and method. Updated 10 Nov 2026.
Illustration Questions
Can I upgrade the RAM in the HP EliteDesk 800 G1 SFF?
Yes. 4 slots, up to 32 GB seen working. It takes DDR3-1600 full-size sticks (DIMM).
What type of RAM does the HP EliteDesk 800 G1 SFF use?
DDR3-1600 full-size sticks (DIMM, 240-pin).
How much RAM can the HP EliteDesk 800 G1 SFF take?
Machines in the reports run up to 32 GB. That matches the 32 GB maximum the firmware reports.
What SSD does the HP EliteDesk 800 G1 SFF take?
It takes a 2.5-inch SATA SSD. The machines in the reports have a SATA controller and the firmware lists 5 SATA ports. A 2.5-inch SATA SSD fits a 2.5-inch bay, or a 3.5-inch bay with an adapter bracket.
What processor can I put in the HP EliteDesk 800 G1 SFF?
Processors seen in these desktops. Processors in the reports: Core i5-4570 (32), Core i5-4590 (25), Core i7-4790 (20), Core i7-4770 (12), Core i5-4670 (4), Core i5-4690 (3). Prebuilt desktops often only take processors from the generation they shipped with, so stay with the ones listed.
Can I add a graphics card to the HP EliteDesk 800 G1 SFF?
It has a full-length (x16) slot for a graphics card. Cards in the reports: Radeon HD 5000/6000/7350/8350 Series (5), GeForce 210 (5), GeForce GTX 1650 (4), GeForce GT 710 (4), Radeon 540/540X/550/550X / RX 540X/550/550X (3), GeForce GT 1030 (3). 100% of these machines report a small case. A small case takes low-profile cards only, and its power supply may not feed a card that needs its own power cable.
Is this my desktop?
Check the model name on the front or the label of the case. It should read EliteDesk 800 G1 SFF.