The HP/Compaq G Notebook G61-405EL 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.

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 SODIMM PC2-6400 800MHz
Base Memory 1GB (Removable) or 2GB (Removable) or 4GB (Removable) or 6GB (Removable)
Upgrade Slots 2 Socket(s)
Maximum Memory 8GB (4GB max with current Kingston products)
Maximum Module Size 4GB
CPU & Chipset Intel Celeron 1.9GHz/ (N/A)
Bus Architecture SSD - SATA 2.5-inch 9.5mm; USB 2.0/3.x Type-A
Notes Important: MODULES MUST BE ORDERED AND INSTALLED IN PAIRS for Dual Channel mode, if supported. 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.
Manufacturer Part Numbers
  • WJ283EA
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 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 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 642C6-2
800MHz 200pin CL6
In Stock
$30.99
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Part Number 642C6-2H
800MHz 200pin CL6
In Stock
$49.99
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Part Number 644C6
800MHz 200pin CL6
In Stock
$74.99
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Part Number SSD/60G
Call to Order
$92.99
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Part Number 644C6H
800MHz 200pin CL6
In Stock
$119.99
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Part Number SSD/80G
Call to Order
$123.99
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Part Number 644C6-2
800MHz 200pin CL6
In Stock
$148.99
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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 644C6-2H
800MHz 200pin CL6
In Stock
$239.99
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Part Number 644C6-2
800MHz 200pin CL6
In Stock
$148.99
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Part Number 644C6-2H
800MHz 200pin CL6
In Stock
$239.99
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Part Number 642C6-2
800MHz 200pin CL6
In Stock
$30.99
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Part Number 642C6-2H
800MHz 200pin CL6
In Stock
$49.99
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Part Number 644C6
800MHz 200pin CL6
In Stock
$74.99
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Part Number 644C6H
800MHz 200pin CL6
In Stock
$119.99
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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 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 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
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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 64.2C6H
800MHz 200pin CL6
In Stock
$17.99
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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
KTH-ZD8000C6/1G 1GB DDR2 PC2-6400 800MHz SODIMM Kingston 641C6
KTH-ZD8000C6/2G 2GB DDR2 PC2-6400 800MHz SODIMM Kingston 642C6
SVP200S3/60G 8523.51.0000, 5A992.C 60GB Solid State Drive Kingston SSD/60G
SVP200S3B/60G 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
SKC300S3B7A/480G 480GB Kit of 2 240GB Solid State Drive Kingston SSD/240G-2
SV300S3D7/480G 480GB Kit of 2 240GB Solid State Drive Kingston SSD/240G-2
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
SHSS3B7A/960G 960GB HyperX SAVAGE SSD SATA 3 2.5 Bundle Kit Bundle Kit,HyperX Savage,SATA3 (6Gbps), SSD 2.5-inch 7mm Kingston
SKC310S37A/960G 60GB Solid State Drive Kingston SSD/60G
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