How much RAM does the Dell Precision 3551 support?

The Precision 3551 supports up to 64GB of memory across 2 slot(s), up to 32GB per slot.

What type of memory does the Precision 3551 use?

It uses DDR4 SODIMM memory modules.

What storage drives fit the Dell Precision 3551?

Compatible drive types: NVMe M.2 2230 (PCIe Gen 4) SSD, NVMe M.2 2280 (PCIe Gen 4) SSD, SATA 2.5" Hard Drive, SATA 2.5" SSD, SATA M.2 2280 SSD.

Your system

Dell Precision 3551Storage Upgrades

Verified compatible

23 guaranteed-fit options

Internal drives

Matched to this machine's drive bays and slots.

NVMe M.2 2230 (PCIe Gen 4) SSD

This option is out of stock.

The drive runs at your system's supported PCIe speed — fully compatible, just not its own maximum rated speed.

NVMe M.2 2280 (PCIe Gen 4) SSD

This option is out of stock.

The drive runs at your system's supported PCIe speed — fully compatible, just not its own maximum rated speed.

SATA 2.5" SSD

This option is out of stock.

SATA M.2 2280 SSD

This option is out of stock.

This is a SATA (not NVMe) M.2 drive — confirm your M.2 slot supports SATA drives.

SATA 2.5" Hard Drive

This option is out of stock.

Compatibility is based on published specifications, not yet confirmed against a manufacturer tool.

Loading…

Your system

Dell Precision 3551Storage Upgrades

Verified compatible

23 guaranteed-fit options

Internal drives

Matched to this machine's drive bays and slots.

NVMe M.2 2230 (PCIe Gen 4) SSD

This option is out of stock.

The drive runs at your system's supported PCIe speed — fully compatible, just not its own maximum rated speed.

NVMe M.2 2280 (PCIe Gen 4) SSD

This option is out of stock.

The drive runs at your system's supported PCIe speed — fully compatible, just not its own maximum rated speed.

SATA 2.5" SSD

This option is out of stock.

SATA M.2 2280 SSD

This option is out of stock.

This is a SATA (not NVMe) M.2 drive — confirm your M.2 slot supports SATA drives.

SATA 2.5" Hard Drive

This option is out of stock.

Compatibility is based on published specifications, not yet confirmed against a manufacturer tool.

System specifications for Dell Precision 3551

Specifications reported for the Dell Precision 3551.

Memory type: DDR4
Form factor: SODIMM
Memory slots: 2
Maximum memory: 64GB
Max per slot: 32GB
Rated speed: 3200 MT/s
ECC: supported
Chipset: Intel WM490
Drive configuration: Dual
Drive form factor: 2.5" and M.2
Drive interface: SATA/PCIe
M.2 slots: 1 x 2230 or 2280
M.2 connector: 2230, 2280
M.2 PCIe generation: Gen3 x4
SATA version: SATA 3 - 6Gb/s
Standard memory: 8GB or 16GB removable
USB support: 3.x Compliant

System notes

ECC Memory supported by Xeon Processors.

Software

Free tools from Seifelden — no purchase needed.

Seifelden Upgrade AssistantFree

Checks the drivers on your Dell Precision 3551, installs the safe updates Windows offers, guides the rest to the official download — and confirms exactly which of the upgrades above your machine has room for.

Get it free Details & what it sends

Dell Precision 3551Storage Upgrades

Choose your upgrade

Internal drives

NVMe M.2 2230 (PCIe Gen 4) SSD

NVMe M.2 2280 (PCIe Gen 4) SSD

SATA 2.5" SSD

SATA M.2 2280 SSD

SATA 2.5" Hard Drive

Dell Precision 3551Storage Upgrades

Choose your upgrade

Internal drives

NVMe M.2 2230 (PCIe Gen 4) SSD

NVMe M.2 2280 (PCIe Gen 4) SSD

SATA 2.5" SSD

SATA M.2 2280 SSD

SATA 2.5" Hard Drive

System specifications for Dell Precision 3551

Software