The ASUS/ASmobile RS Server RS120-E4/PA4 uses DDR2 DIMM ECC PC2-5300 667MHz, PC2-5300 667MHz, PC2-6400 800MHz memory upgrades as listed in the detailed specifications below. All memory and other upgrades compatible with this system are listed on this page.

Need Assistance? Please call and speak with one of our expert technicians at 800-240-8577 or US 404-935-4048 to verify exact system specs before ordering.
Memory Type DDR2 DIMM ECC PC2-5300 667MHz, PC2-5300 667MHz, PC2-6400 800MHz
Base Memory 0MB (Removable)
Upgrade Slots 4 Socket(s)
Maximum Memory 8GB
Maximum Module Size 2GB
CPU & Chipset Intel Xeon / Intel 3000
Bus Architecture SSD - SATA 3.5-inch; USB
Notes Important: MODULES MUST BE ORDERED AND INSTALLED IN PAIRS for Dual Channel mode. Quantum offers "K2" kit part numbers for Dual Channel mode. When mixing DDR2-667 and DDR2-533, the memory will default to DDR2-533 speeds. This system supports both ECC and non-ECC memory. Mixing ECC and non-ECC modules is not recommended. If 4GB is installed, the recognized memory may be reduced to 3.5GB or less (depending on system configuration and memory allocation). Maximum configurations require a 64-bit operating system.
Part Number 53.2C7
667MHz 240pin CL7
In Stock
$4.99
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Part Number 53.5C7
667MHz 240pin CL7
In Stock
$5.99
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Part Number 54.5C7
800MHz 240pin CL7
Unavailable
$5.99
View Product
Part Number 53.2C7H
667MHz 240pin CL7
In Stock
$7.99
View Product
Part Number 531C5
667MHz 240pin CL5
In Stock
$7.99
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Part Number 531C7
667MHz 240pin CL7
In Stock
$7.99
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Part Number 541C5
800MHz 240pin CL5
In Stock
$7.99
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Part Number 541C7
800MHz 240pin CL7
In Stock
$7.99
View Product
Part Number 53.5C7H
667MHz 240pin CL7
In Stock
$8.99
View Product
Part Number 54.5C7H
800MHz 240pin CL7
Unavailable
$8.99
View Product
Part Number 53.2C7-2
667MHz 240pin CL7
In Stock
$9.99
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Part Number 53.5C7-2
667MHz 240pin CL7
In Stock
$10.99
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Part Number 54.5C7-2
800MHz 240pin CL7
Unavailable
$10.99
View Product
Part Number 531C5H
667MHz 240pin CL5
In Stock
$12.99
View Product
Part Number 531C7H
667MHz 240pin CL7
In Stock
$12.99
View Product
Part Number 541C5H
800MHz 240pin CL5
In Stock
$12.99
View Product
Part Number 541C7H
800MHz 240pin CL7
In Stock
$12.99
View Product
Part Number 53.2C7-2H
667MHz 240pin CL7
In Stock
$14.99
View Product
Part Number 531EC5
667MHz 240pin CL5 ECC
In Stock
$15.99
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Part Number 531EC7
667MHz 240pin CL7 ECC
In Stock
$15.99
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Part Number 531C7-2
667MHz 240pin CL7
In Stock
$15.99
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Part Number 532C5
667MHz 240pin CL5
In Stock
$15.99
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Part Number 532C7
667MHz 240pin CL7
In Stock
$15.99
View Product
Part Number 541C7-2
800MHz 240pin CL7
In Stock
$15.99
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Part Number 542C5
800MHz 240pin CL5
In Stock
$15.99
View Product
Part Number 542C7
800MHz 240pin CL7
In Stock
$15.99
View Product
Part Number 53.5C7-2H
667MHz 240pin CL7
In Stock
$17.99
View Product
Part Number 54.5C7-2H
800MHz 240pin CL7
Unavailable
$17.99
View Product
Part Number 532EC5
667MHz 240pin CL5 ECC
In Stock
$20.99
View Product
Part Number 532EC7
667MHz 240pin CL7 ECC
In Stock
$20.99
View Product
Part Number 53.5C7-4
667MHz 240pin CL7
In Stock
$21.99
View Product
Part Number 54.5C7-4
800MHz 240pin CL7
Unavailable
$21.99
View Product
Part Number 531EC5H
667MHz 240pin CL5 ECC
In Stock
$24.99
View Product
Part Number 531EC7H
667MHz 240pin CL7 ECC
In Stock
$24.99
View Product
Part Number 531C7-2H
667MHz 240pin CL7
In Stock
$24.99
View Product
Part Number 532C5H
667MHz 240pin CL5
In Stock
$24.99
View Product
Part Number 532C7H
667MHz 240pin CL7
In Stock
$24.99
View Product
Part Number 541C7-2H
800MHz 240pin CL7
In Stock
$24.99
View Product
Part Number 542C5H
800MHz 240pin CL5
In Stock
$24.99
View Product
Part Number 542C7H
800MHz 240pin CL7
In Stock
$24.99
View Product
Part Number 531EC5-2
667MHz 240pin CL5 ECC
In Stock
$30.99
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Part Number 531EC7-2
667MHz 240pin CL7 ECC
In Stock
$30.99
View Product
Part Number 531C7-4
667MHz 240pin CL7
In Stock
$30.99
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Part Number 532C5-2
667MHz 240pin CL5
In Stock
$30.99
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Part Number 532C7-2
667MHz 240pin CL7
In Stock
$30.99
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Part Number 541C7-4
800MHz 240pin CL7
In Stock
$30.99
View Product
Part Number 542C7-2
800MHz 240pin CL7
In Stock
$30.99
View Product
Part Number 532EC5H
667MHz 240pin CL5 ECC
In Stock
$32.99
View Product
Part Number 532EC7H
667MHz 240pin CL7 ECC
In Stock
$32.99
View Product
Part Number 53.5C7-4H
667MHz 240pin CL7
In Stock
$34.99
View Product
Part Number 54.5C7-4H
800MHz 240pin CL7
Unavailable
$34.99
View Product
Part Number 532EC5-2
667MHz 240pin CL5 ECC
In Stock
$40.99
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Part Number 532EC7-2
667MHz 240pin CL7 ECC
In Stock
$40.99
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Part Number 53.2EC7
667MHz 240pin CL7 ECC
In Stock
$46.99
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Part Number 53.5EC7
667MHz 240pin CL7 ECC
In Stock
$46.99
View Product
Part Number 54.2C7
800MHz 240pin CL7
In Stock
$46.99
View Product
Part Number 531EC5-2H
667MHz 240pin CL5 ECC
In Stock
$49.99
View Product
Part Number 531EC7-2H
667MHz 240pin CL7 ECC
In Stock
$49.99
View Product
Part Number 531C7-4H
667MHz 240pin CL7
In Stock
$49.99
View Product
Part Number 532C5-2H
667MHz 240pin CL5
In Stock
$49.99
View Product
Part Number 532C7-2H
667MHz 240pin CL7
In Stock
$49.99
View Product
Part Number 541C7-4H
800MHz 240pin CL7
In Stock
$49.99
View Product
Part Number 542C7-2H
800MHz 240pin CL7
In Stock
$49.99
View Product
Part Number 531EC7-4
667MHz 240pin CL7 ECC
In Stock
$61.99
View Product
Part Number 532C7-4
667MHz 240pin CL7
In Stock
$61.99
View Product
Part Number 542C7-4
800MHz 240pin CL7
In Stock
$61.99
View Product
Part Number 532EC5-2H
667MHz 240pin CL5 ECC
In Stock
$64.99
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Part Number 532EC7-2H
667MHz 240pin CL7 ECC
In Stock
$64.99
View Product
Part Number 53.2EC7H
667MHz 240pin CL7 ECC
In Stock
$74.99
View Product
Part Number 53.5EC7H
667MHz 240pin CL7 ECC
In Stock
$74.99
View Product
Part Number 54.2C7H
800MHz 240pin CL7
In Stock
$74.99
View Product
Part Number 532EC7-4
667MHz 240pin CL7 ECC
In Stock
$80.99
View Product
Part Number 53.2EC7-2
667MHz 240pin CL7 ECC
In Stock
$92.99
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Part Number 53.5EC7-2
667MHz 240pin CL7 ECC
In Stock
$92.99
View Product
Part Number 54.2C7-2
800MHz 240pin CL7
In Stock
$92.99
View Product
Part Number 531EC7-4H
667MHz 240pin CL7 ECC
In Stock
$99.99
View Product
Part Number 532C7-4H
667MHz 240pin CL7
In Stock
$99.99
View Product
Part Number 542C7-4H
800MHz 240pin CL7
In Stock
$99.99
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Part Number SSD/80G
Call to Order
$123.99
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Part Number 532EC7-4H
667MHz 240pin CL7 ECC
In Stock
$129.99
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Part Number 53.2EC7-2H
667MHz 240pin CL7 ECC
In Stock
$149.99
View Product
Part Number 53.5EC7-2H
667MHz 240pin CL7 ECC
In Stock
$149.99
View Product
Part Number 54.2C7-2H
800MHz 240pin CL7
In Stock
$149.99
View Product
Part Number 53.5EC7-4
667MHz 240pin CL7 ECC
In Stock
$185.99
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Part Number SSD/80GH
Call to Order
$199.99
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Part Number 53.5EC7-4H
667MHz 240pin CL7 ECC
In Stock
$299.99
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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 532C7-4
667MHz 240pin CL7
In Stock
$61.99
View Product
Part Number 542C7-4
800MHz 240pin CL7
In Stock
$61.99
View Product
Part Number 532EC7-4
667MHz 240pin CL7 ECC
In Stock
$80.99
View Product
Part Number 532C7-4H
667MHz 240pin CL7
In Stock
$99.99
View Product
Part Number 542C7-4H
800MHz 240pin CL7
In Stock
$99.99
View Product
Part Number 532EC7-4H
667MHz 240pin CL7 ECC
In Stock
$129.99
View Product
Part Number 531C7-4
667MHz 240pin CL7
In Stock
$30.99
View Product
Part Number 532C5-2
667MHz 240pin CL5
In Stock
$30.99
View Product
Part Number 532C7-2
667MHz 240pin CL7
In Stock
$30.99
View Product
Part Number 541C7-4
800MHz 240pin CL7
In Stock
$30.99
View Product
Part Number 542C7-2
800MHz 240pin CL7
In Stock
$30.99
View Product
Part Number 532EC5-2
667MHz 240pin CL5 ECC
In Stock
$40.99
View Product
Part Number 532EC7-2
667MHz 240pin CL7 ECC
In Stock
$40.99
View Product
Part Number 531C7-4H
667MHz 240pin CL7
In Stock
$49.99
View Product
Part Number 532C5-2H
667MHz 240pin CL5
In Stock
$49.99
View Product
Part Number 532C7-2H
667MHz 240pin CL7
In Stock
$49.99
View Product
Part Number 541C7-4H
800MHz 240pin CL7
In Stock
$49.99
View Product
Part Number 542C7-2H
800MHz 240pin CL7
In Stock
$49.99
View Product
Part Number 531EC7-4
667MHz 240pin CL7 ECC
In Stock
$61.99
View Product
Part Number 532EC5-2H
667MHz 240pin CL5 ECC
In Stock
$64.99
View Product
Part Number 532EC7-2H
667MHz 240pin CL7 ECC
In Stock
$64.99
View Product
Part Number 531EC7-4H
667MHz 240pin CL7 ECC
In Stock
$99.99
View Product
Part Number 531C7-2
667MHz 240pin CL7
In Stock
$15.99
View Product
Part Number 532C5
667MHz 240pin CL5
In Stock
$15.99
View Product
Part Number 532C7
667MHz 240pin CL7
In Stock
$15.99
View Product
Part Number 541C7-2
800MHz 240pin CL7
In Stock
$15.99
View Product
Part Number 542C5
800MHz 240pin CL5
In Stock
$15.99
View Product
Part Number 542C7
800MHz 240pin CL7
In Stock
$15.99
View Product
Part Number 532EC5
667MHz 240pin CL5 ECC
In Stock
$20.99
View Product
Part Number 532EC7
667MHz 240pin CL7 ECC
In Stock
$20.99
View Product
Part Number 53.5C7-4
667MHz 240pin CL7
In Stock
$21.99
View Product
Part Number 54.5C7-4
800MHz 240pin CL7
Unavailable
$21.99
View Product
Part Number 531C7-2H
667MHz 240pin CL7
In Stock
$24.99
View Product
Part Number 532C5H
667MHz 240pin CL5
In Stock
$24.99
View Product
Part Number 532C7H
667MHz 240pin CL7
In Stock
$24.99
View Product
Part Number 541C7-2H
800MHz 240pin CL7
In Stock
$24.99
View Product
Part Number 542C5H
800MHz 240pin CL5
In Stock
$24.99
View Product
Part Number 542C7H
800MHz 240pin CL7
In Stock
$24.99
View Product
Part Number 531EC5-2
667MHz 240pin CL5 ECC
In Stock
$30.99
View Product
Part Number 531EC7-2
667MHz 240pin CL7 ECC
In Stock
$30.99
View Product
Part Number 532EC5H
667MHz 240pin CL5 ECC
In Stock
$32.99
View Product
Part Number 532EC7H
667MHz 240pin CL7 ECC
In Stock
$32.99
View Product
Part Number 53.5C7-4H
667MHz 240pin CL7
In Stock
$34.99
View Product
Part Number 54.5C7-4H
800MHz 240pin CL7
Unavailable
$34.99
View Product
Part Number 531EC5-2H
667MHz 240pin CL5 ECC
In Stock
$49.99
View Product
Part Number 531EC7-2H
667MHz 240pin CL7 ECC
In Stock
$49.99
View Product
Part Number 53.5EC7-4
667MHz 240pin CL7 ECC
In Stock
$185.99
View Product
Part Number 53.5EC7-4H
667MHz 240pin CL7 ECC
In Stock
$299.99
View Product
Part Number 531C5
667MHz 240pin CL5
In Stock
$7.99
View Product
Part Number 531C7
667MHz 240pin CL7
In Stock
$7.99
View Product
Part Number 541C5
800MHz 240pin CL5
In Stock
$7.99
View Product
Part Number 541C7
800MHz 240pin CL7
In Stock
$7.99
View Product
Part Number 53.5C7-2
667MHz 240pin CL7
In Stock
$10.99
View Product
Part Number 54.5C7-2
800MHz 240pin CL7
Unavailable
$10.99
View Product
Part Number 531C5H
667MHz 240pin CL5
In Stock
$12.99
View Product
Part Number 531C7H
667MHz 240pin CL7
In Stock
$12.99
View Product
Part Number 541C5H
800MHz 240pin CL5
In Stock
$12.99
View Product
Part Number 541C7H
800MHz 240pin CL7
In Stock
$12.99
View Product
Part Number 531EC5
667MHz 240pin CL5 ECC
In Stock
$15.99
View Product
Part Number 531EC7
667MHz 240pin CL7 ECC
In Stock
$15.99
View Product
Part Number 53.5C7-2H
667MHz 240pin CL7
In Stock
$17.99
View Product
Part Number 54.5C7-2H
800MHz 240pin CL7
Unavailable
$17.99
View Product
Part Number 531EC5H
667MHz 240pin CL5 ECC
In Stock
$24.99
View Product
Part Number 531EC7H
667MHz 240pin CL7 ECC
In Stock
$24.99
View Product
Part Number 53.5EC7-2
667MHz 240pin CL7 ECC
In Stock
$92.99
View Product
Part Number 53.5EC7-2H
667MHz 240pin CL7 ECC
In Stock
$149.99
View Product
Part Number 53.5C7
667MHz 240pin CL7
In Stock
$5.99
View Product
Part Number 54.5C7
800MHz 240pin CL7
Unavailable
$5.99
View Product
Part Number 53.5C7H
667MHz 240pin CL7
In Stock
$8.99
View Product
Part Number 54.5C7H
800MHz 240pin CL7
Unavailable
$8.99
View Product
Part Number 53.2C7-2
667MHz 240pin CL7
In Stock
$9.99
View Product
Part Number 53.2C7-2H
667MHz 240pin CL7
In Stock
$14.99
View Product
Part Number 53.5EC7
667MHz 240pin CL7 ECC
In Stock
$46.99
View Product
Part Number 53.5EC7H
667MHz 240pin CL7 ECC
In Stock
$74.99
View Product
Part Number 53.2EC7-2
667MHz 240pin CL7 ECC
In Stock
$92.99
View Product
Part Number 54.2C7-2
800MHz 240pin CL7
In Stock
$92.99
View Product
Part Number 53.2EC7-2H
667MHz 240pin CL7 ECC
In Stock
$149.99
View Product
Part Number 54.2C7-2H
800MHz 240pin CL7
In Stock
$149.99
View Product
Part Number 53.2C7
667MHz 240pin CL7
In Stock
$4.99
View Product
Part Number 53.2C7H
667MHz 240pin CL7
In Stock
$7.99
View Product
Part Number 53.2EC7
667MHz 240pin CL7 ECC
In Stock
$46.99
View Product
Part Number 54.2C7
800MHz 240pin CL7
In Stock
$46.99
View Product
Part Number 53.2EC7H
667MHz 240pin CL7 ECC
In Stock
$74.99
View Product
Part Number 54.2C7H
800MHz 240pin CL7
In Stock
$74.99
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
KVR667D2E5/1G 1GB DDR2 PC2-5300 667MHz ECC DIMM Kingston 531EC5
KVR667D2N5/1G 1GB DDR2 PC2-5300 667MHz DIMM Kingston 531C5
KVR667D2E5/2G 2GB DDR2 PC2-5300 667MHz ECC DIMM Kingston 532EC5
KVR667D2E5K2/2G 2GB Kit of 2 1GB DDR2 PC2-5300 667MHz ECC DIMM Kingston 531EC5-2
KHX6400D2/1G 1GB DDR2 PC2-6400 800MHz DIMM Kingston 541C5
KHX6400D2/2G 2GB DDR2 PC2-6400 800MHz DIMM Kingston 542C5
KVR667D2E5K2/4G 4GB Kit of 2 2GB DDR2 PC2-5300 667MHz ECC DIMM Kingston 532EC5-2
KVR667D2N5K2/4G 4GB Kit of 2 2GB DDR2 PC2-5300 667MHz DIMM Kingston 532C5-2
KVR667D2N5/2G 2GB DDR2 PC2-5300 667MHz DIMM Kingston 532C5
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