The IBM/Lenovo System x3250 M3 (non-Xeon) 4251, 4252, 4261-xxx uses DDR3 DIMM ECC PC3-10600 1333MHz 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 DDR3 DIMM ECC PC3-10600 1333MHz
Base Memory 2GB (Removable)
Upgrade Slots 6 Socket(s)
Maximum Memory 16GB
Maximum Module Size
CPU & Chipset Intel Core i3 / Intel 3420 Intel Pentium / Intel 3420 Intel Celeron / Intel 3420
Bus Architecture PCI Express; PCI-X; SSD - SATA 2.5-inch 9.5mm; SSD - SATA 3.5-inch; USB
Notes Important: Systems with the Intel Core i3 or Pentium or Celeron CPU's can only use Unbuffered ECC DIMMs. Although it is physically possible to install more memory, the system will only recognize four DIMM sockets and 16MB maximum.
Manufacturer Part Numbers
  • 4251-xxx
  • 4252-xxx
  • 4261-xxx
Part Number 824EC9
1333MHz 240pin CL9 ECC
In Stock
$46.99
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Part Number 822ESC9
1333MHz 240pin CL9 Single Rank ECC
In Stock
$48.99
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Part Number 824EC9H
1333MHz 240pin CL9 ECC
In Stock
$74.99
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Part Number 822ESC9H
1333MHz 240pin CL9 Single Rank ECC
In Stock
$77.99
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Part Number SSD/80G
Call to Order
$123.99
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Part Number SSD/80GH
Call to Order
$199.99
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Part Number SSD/240G
Call to Order
$371.99
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Part Number SSD/240GH
Call to Order
$599.99
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Part Number 824EC9
1333MHz 240pin CL9 ECC
In Stock
$46.99
View Product
Part Number 824EC9H
1333MHz 240pin CL9 ECC
In Stock
$74.99
View Product
Part Number 822ESC9
1333MHz 240pin CL9 Single Rank ECC
In Stock
$48.99
View Product
Part Number 822ESC9H
1333MHz 240pin CL9 Single Rank ECC
In Stock
$77.99
View Product

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
KTM-SX313ES/2G 2GB DDR3 PC3-10600 1333MHz ECC Single Rank DIMM Kingston 822ESC9
KTM-SX313E/4G 4GB DDR3 PC3-10600 1333MHz ECC DIMM Kingston 824EC9
SKC300S37A/480G 80GB Solid State Drive Kingston SSD/80G
SKC300S3B7A/480G 480GB Kit of 2 240GB Solid State Drive Kingston SSD/240G-2
SKC300S37A/240G 240GB Solid State Drive Kingston SSD/240G