The Dell XPS 13 (L321X) uses memory upgrades as listed in the detailed specifications below. All memory and other upgrades compatible with this system are listed on this page.

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Memory Type
Base Memory 4GB (Non-removable) or 8GB (Non-removable)
Upgrade Slots 0 Socket(s) for memory 1 Socket(s) for mSATA SSD
Maximum Memory 4GB or 8GB
Maximum Module Size
CPU & Chipset ~
Bus Architecture SSD - mini-SATA (mSATA); USB 2.0/3.x Type-A
Notes Important:
Manufacturer Part Numbers
  • N/A
Part Number SSD/60G
Call to Order
$92.99
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Part Number SSD/30G
Call to Order
$123.99
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Part Number SSD/80G
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$123.99
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Part Number SSD/60GH
Call to Order
$149.99
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Part Number SSD/30GH
Call to Order
$199.99
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Part Number SSD/80GH
Call to Order
$199.99
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Part Number SSD/120G
Call to Order
$247.99
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Part Number SSD/240G
Call to Order
$371.99
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Part Number SSD/120GH
Call to Order
$399.99
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Part Number SSD/240GH
Call to Order
$599.99
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Upgrade References

The table below are references to other manufacturer part numbers which are specific to this device, have identical specifications to our components. This information is made available for your reference.
Part# Source References
SMS200S3/120G 120GB Solid State Drive Kingston SSD/120G
SMS200S3/60G 60GB Solid State Drive Kingston SSD/60G
SMS200S3/30G 30GB Solid State Drive Kingston SSD/30G
SMS200S3/480G 80GB Solid State Drive Kingston SSD/80G
SMS200S3/240G 240GB Solid State Drive Kingston SSD/240G