The ASUS/ASmobile K40 Notebook K40AE uses DDR2 SODIMM 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.

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Memory Type DDR2 SODIMM PC2-6400 800MHz
Base Memory 512MB (Removable) or 1GB (Removable) or 2GB (Removable)
Upgrade Slots 2 Socket(s)
Maximum Memory 4GB
Maximum Module Size 2GB
CPU & Chipset AMD Athlon 64 X2 Dual-Core / AMD M880G AMD Turion X2 Dual-Core Mobile / AMD M880G
Bus Architecture SSD - SATA 2.5-inch 9.5mm; USB 2.0/3.x Type-A
Notes Important: If featured, Dual Channel Mode is supported when modules are installed in PAIRS. Quantum offers "K2" kit part numbers for Dual Channel mode. If 4GB is installed, the recognized memory may be reduced to 3.5GB or less (depending on system configuration and memory allocation).
Manufacturer Part Numbers
  • N/A
Part Number 64.5C6
800MHz 200pin CL6
In Stock
$6.99
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Part Number 641C6
800MHz 200pin CL6
In Stock
$7.99
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Part Number 64.5C6H
800MHz 200pin CL6
In Stock
$9.99
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Part Number 64.2C6
800MHz 200pin CL6
In Stock
$10.99
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Part Number 64.5C6-2
800MHz 200pin CL6
In Stock
$12.99
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Part Number 641C6H
800MHz 200pin CL6
In Stock
$12.99
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Part Number 641C5-2
800MHz 200pin CL5
In Stock
$15.99
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Part Number 641C6-2
800MHz 200pin CL6
In Stock
$15.99
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Part Number 642C6
800MHz 200pin CL6
In Stock
$15.99
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Part Number 64.2C6H
800MHz 200pin CL6
In Stock
$17.99
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Part Number 64.5C6-2H
800MHz 200pin CL6
In Stock
$19.99
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Part Number 641C5-2H
800MHz 200pin CL5
In Stock
$24.99
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Part Number 641C6-2H
800MHz 200pin CL6
In Stock
$24.99
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Part Number 642C6H
800MHz 200pin CL6
In Stock
$24.99
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Part Number 642C5-2
800MHz 200pin CL5
In Stock
$30.99
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Part Number 642C6-2
800MHz 200pin CL6
In Stock
$30.99
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Part Number 642C5-2H
800MHz 200pin CL5
In Stock
$49.99
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Part Number 642C6-2H
800MHz 200pin CL6
In Stock
$49.99
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Part Number SSD/60G
Call to Order
$92.99
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Part Number SSD/80G
Call to Order
$123.99
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Part Number SSD/60GH
Call to Order
$149.99
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Part Number SSD/80GH
Call to Order
$199.99
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Part Number 642C5-2
800MHz 200pin CL5
In Stock
$30.99
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Part Number 642C6-2
800MHz 200pin CL6
In Stock
$30.99
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Part Number 642C5-2H
800MHz 200pin CL5
In Stock
$49.99
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Part Number 642C6-2H
800MHz 200pin CL6
In Stock
$49.99
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Part Number 641C5-2
800MHz 200pin CL5
In Stock
$15.99
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Part Number 641C6-2
800MHz 200pin CL6
In Stock
$15.99
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Part Number 642C6
800MHz 200pin CL6
In Stock
$15.99
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Part Number 641C5-2H
800MHz 200pin CL5
In Stock
$24.99
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Part Number 641C6-2H
800MHz 200pin CL6
In Stock
$24.99
View Product
Part Number 642C6H
800MHz 200pin CL6
In Stock
$24.99
View Product
Part Number 641C6
800MHz 200pin CL6
In Stock
$7.99
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Part Number 64.5C6-2
800MHz 200pin CL6
In Stock
$12.99
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Part Number 641C6H
800MHz 200pin CL6
In Stock
$12.99
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Part Number 64.5C6-2H
800MHz 200pin CL6
In Stock
$19.99
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Part Number 64.5C6
800MHz 200pin CL6
In Stock
$6.99
View Product
Part Number 64.5C6H
800MHz 200pin CL6
In Stock
$9.99
View Product
Part Number 64.2C6
800MHz 200pin CL6
In Stock
$10.99
View Product
Part Number 64.2C6H
800MHz 200pin CL6
In Stock
$17.99
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
KVR800D2S6/1G 1GB DDR2 PC2-6400 800MHz SODIMM Kingston 641C6
KVR800D2S6/2G 2GB DDR2 PC2-6400 800MHz SODIMM Kingston 642C6
KVR800D2S6K2/2G 2GB Kit of 2 1GB DDR2 PC2-6400 800MHz SODIMM Kingston 641C6-2
KVR800D2S6K2/4G 4GB Kit of 2 2GB DDR2 PC2-6400 800MHz SODIMM Kingston 642C6-2
KHX6400S2LLK2/2G 2GB Kit of 2 1GB DDR2 PC2-6400 800MHz SODIMM Kingston 641C5-2
KHX6400S2LLK2/4G 4GB Kit of 2 2GB DDR2 PC2-6400 800MHz SODIMM Kingston 642C5-2
SVP200S3/60G 60GB Solid State Drive Kingston SSD/60G
SVP200S3B/60G 60GB Solid State Drive Kingston SSD/60G
SV200S3N7A/64G 64GB Kit of 2 32GB Solid State Drive Kingston SSD/32G-2
SVP200S3/60G 8523.51.0000, 5A992.C 60GB Solid State Drive Kingston SSD/60G
SVP200S37A/60G 60GB Solid State Drive Kingston SSD/60G
SVP200S3B7A/60G 60GB Kit of 2 30GB Solid State Drive Kingston SSD/30G-2
SH103S3/480G 80GB Solid State Drive Kingston SSD/80G
SH103S3B/480G 480GB Kit of 2 240GB Solid State Drive Kingston SSD/240G-2
SKC300S37A/480G 80GB Solid State Drive Kingston SSD/80G
SV310S3B7A/960G 960GB SSDNow V310 SATA 3 2.5 (7mm height) Upgrade Bundle Kit w/Adapter Bundle Kit,SATA3 (6Gbps),V310 Series, SSD 2.5-inch 7mm Kingston
SKC300S3B7A/480G 480GB Kit of 2 240GB Solid State Drive Kingston SSD/240G-2
SV310S3D7/960G 960GB SSDNow V310 SATA 3 2.5 (7mm height) Desktop Bundle Kit Desktop Bundle Kit,SATA3 (6Gbps),V310 Series, SSD 2.5-inch 7mm Kingston
SV310S3N7A/960G 960GB SSDNow V310 SATA 3 2.5 (7mm height) Notebook Bundle Kit w/Adp Notebook Bundle Kit,SATA3 (6Gbps),V310 Series, SSD 2.5-inch 7mm Kingston
SHSS3B7A/960G 960GB HyperX SAVAGE SSD SATA 3 2.5 Bundle Kit Bundle Kit,HyperX Savage,SATA3 (6Gbps), SSD 2.5-inch 7mm Kingston
SKC310S3B7A/960G 960GB SSDNow KC310 SSD SATA 3 2.5 (7mm height) Upgrade Bundle Kit Bundle Kit,KC310 Series,SATA3 (6Gbps), SSD 2.5-inch 7mm Kingston
SKC310S37A/960G 60GB Solid State Drive Kingston SSD/60G