The HP/Compaq Business Pro 4300 SFF uses RDRAM RIMM PC600 266MHz, 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 RDRAM RIMM PC600 266MHz, PC3-10600 1333MHz
Base Memory 2GB (Removable) or 4GB (Removable) or 8GB (Removable)
Upgrade Slots 2 Socket(s)
Maximum Memory 16GB
Maximum Module Size 8GB
CPU & Chipset Intel Pentium Dual Core / Intel H61 Intel Core i3 / Intel H61 Intel Core i7 / Intel H61 Intel Core i5 / Intel H61
Bus Architecture PCI Express; SSD - SATA 2.5-inch 9.5mm; USB
Notes Important: 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. System supports DDR3-1333 / 1600 modules; actual memory speed determined by the configured processor. MODULES MUST BE ORDERED AND INSTALLED IN PAIRS for Dual Channel mode.
Manufacturer Part Numbers
  • B5P90UT
  • B5Q05UT
  • B5Q06UT
  • B5Q07UT
  • B5Q08UT
  • LX814EA
  • LX815EA
  • LX816EA
  • LX817EA
  • LX819EA
Part Number 31.1C3
266MHz 184pin CL3
In Stock
$6.99
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Part Number 31.2C3
266MHz 184pin CL3
In Stock
$6.99
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Part Number 31.1C3H
266MHz 184pin CL3
In Stock
$9.99
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Part Number 31.2C3H
266MHz 184pin CL3
In Stock
$9.99
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Part Number 311C3
266MHz 184pin CL3
In Stock
$10.99
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Part Number 31.2C3-2
266MHz 184pin CL3
In Stock
$12.99
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Part Number 821C9
1333MHz 240pin CL9
In Stock
$12.99
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Part Number 31.5C3-2
266MHz 184pin CL3
In Stock
$15.99
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Part Number 311C3H
266MHz 184pin CL3
In Stock
$17.99
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Part Number 82.5C9
1333MHz 240pin CL9
Call to Order
$18.99
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Part Number 822C9
1333MHz 240pin CL9
In Stock
$18.99
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Part Number 832C9
1600MHz 240pin CL9
In Stock
$18.99
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Part Number 31.2C3-2H
266MHz 184pin CL3
In Stock
$19.99
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Part Number 821C9H
1333MHz 240pin CL9
In Stock
$19.99
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Part Number 311C3-2
266MHz 184pin CL3
In Stock
$21.99
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Part Number 31.5C3-2H
266MHz 184pin CL3
In Stock
$24.99
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Part Number 821C9-2
1333MHz 240pin CL9
In Stock
$24.99
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Part Number 822SC9
1333MHz 240pin CL9 Single Rank
Call to Order
$27.99
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Part Number 82.5C9H
1333MHz 240pin CL9
Call to Order
$29.99
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Part Number 822C9H
1333MHz 240pin CL9
In Stock
$29.99
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Part Number 832C9H
1600MHz 240pin CL9
In Stock
$29.99
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Part Number 824C9
1333MHz 240pin CL9
In Stock
$30.99
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Part Number 834C9
1600MHz 240pin CL9
In Stock
$30.99
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Part Number 311C3-2H
266MHz 184pin CL3
In Stock
$34.99
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Part Number 312C3
266MHz 184pin CL3
Call to Order
$34.99
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Part Number 822C9-2
1333MHz 240pin CL9
In Stock
$37.99
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Part Number 821C9-2H
1333MHz 240pin CL9
In Stock
$39.99
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Part Number 31.5EC3
266MHz 184pin CL3 ECC
Call to Order
$40.99
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Part Number 822SC9H
1333MHz 240pin CL9 Single Rank
Call to Order
$44.99
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Part Number 824C9H
1333MHz 240pin CL9
In Stock
$49.99
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Part Number 834C9H
1600MHz 240pin CL9
In Stock
$49.99
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Part Number 312C3H
266MHz 184pin CL3
Call to Order
$54.99
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Part Number 822C9-2H
1333MHz 240pin CL9
In Stock
$59.99
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Part Number 824C9-2
1333MHz 240pin CL9
In Stock
$61.99
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Part Number 828C9
1333MHz 240pin CL9
In Stock
$63.99
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Part Number 838C9
1600MHz 240pin CL9
In Stock
$63.99
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Part Number 31.5EC3H
266MHz 184pin CL3 ECC
Call to Order
$64.99
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Part Number SSD/60G
Call to Order
$92.99
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Part Number 824C9-2H
1333MHz 240pin CL9
In Stock
$99.99
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Part Number 828C9H
1333MHz 240pin CL9
In Stock
$102.99
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Part Number 838C9H
1600MHz 240pin CL9
In Stock
$102.99
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Part Number SSD/80G
Call to Order
$123.99
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Part Number 828C9-2
1333MHz 240pin CL9
In Stock
$127.99
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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 828C9-2H
1333MHz 240pin CL9
In Stock
$204.99
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Part Number 828C9-2
1333MHz 240pin CL9
In Stock
$127.99
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Part Number 828C9-2H
1333MHz 240pin CL9
In Stock
$204.99
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Part Number 824C9-2
1333MHz 240pin CL9
In Stock
$61.99
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Part Number 828C9
1333MHz 240pin CL9
In Stock
$63.99
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Part Number 838C9
1600MHz 240pin CL9
In Stock
$63.99
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Part Number 824C9-2H
1333MHz 240pin CL9
In Stock
$99.99
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Part Number 828C9H
1333MHz 240pin CL9
In Stock
$102.99
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Part Number 838C9H
1600MHz 240pin CL9
In Stock
$102.99
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Part Number 824C9
1333MHz 240pin CL9
In Stock
$30.99
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Part Number 834C9
1600MHz 240pin CL9
In Stock
$30.99
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Part Number 822C9-2
1333MHz 240pin CL9
In Stock
$37.99
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Part Number 824C9H
1333MHz 240pin CL9
In Stock
$49.99
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Part Number 834C9H
1600MHz 240pin CL9
In Stock
$49.99
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Part Number 822C9-2H
1333MHz 240pin CL9
In Stock
$59.99
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Part Number 822C9
1333MHz 240pin CL9
In Stock
$18.99
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Part Number 832C9
1600MHz 240pin CL9
In Stock
$18.99
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Part Number 311C3-2
266MHz 184pin CL3
In Stock
$21.99
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Part Number 821C9-2
1333MHz 240pin CL9
In Stock
$24.99
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Part Number 822SC9
1333MHz 240pin CL9 Single Rank
Call to Order
$27.99
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Part Number 822C9H
1333MHz 240pin CL9
In Stock
$29.99
View Product
Part Number 832C9H
1600MHz 240pin CL9
In Stock
$29.99
View Product
Part Number 311C3-2H
266MHz 184pin CL3
In Stock
$34.99
View Product
Part Number 312C3
266MHz 184pin CL3
Call to Order
$34.99
View Product
Part Number 821C9-2H
1333MHz 240pin CL9
In Stock
$39.99
View Product
Part Number 822SC9H
1333MHz 240pin CL9 Single Rank
Call to Order
$44.99
View Product
Part Number 312C3H
266MHz 184pin CL3
Call to Order
$54.99
View Product
Part Number 311C3
266MHz 184pin CL3
In Stock
$10.99
View Product
Part Number 821C9
1333MHz 240pin CL9
In Stock
$12.99
View Product
Part Number 31.5C3-2
266MHz 184pin CL3
In Stock
$15.99
View Product
Part Number 311C3H
266MHz 184pin CL3
In Stock
$17.99
View Product
Part Number 821C9H
1333MHz 240pin CL9
In Stock
$19.99
View Product
Part Number 31.5C3-2H
266MHz 184pin CL3
In Stock
$24.99
View Product
Part Number 31.2C3-2
266MHz 184pin CL3
In Stock
$12.99
View Product
Part Number 82.5C9
1333MHz 240pin CL9
Call to Order
$18.99
View Product
Part Number 31.2C3-2H
266MHz 184pin CL3
In Stock
$19.99
View Product
Part Number 82.5C9H
1333MHz 240pin CL9
Call to Order
$29.99
View Product
Part Number 31.5EC3
266MHz 184pin CL3 ECC
Call to Order
$40.99
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Part Number 31.5EC3H
266MHz 184pin CL3 ECC
Call to Order
$64.99
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Part Number 31.2C3
266MHz 184pin CL3
In Stock
$6.99
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Part Number 31.2C3H
266MHz 184pin CL3
In Stock
$9.99
View Product
Part Number 31.1C3
266MHz 184pin CL3
In Stock
$6.99
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Part Number 31.1C3H
266MHz 184pin CL3
In Stock
$9.99
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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
KTH9600BS/2G 2GB DDR3 PC3-10600 1333MHz Single Rank DIMM Kingston 822SC9
KTH9600C/2G 2GB DDR3 PC3-12800 1600MHz DIMM Kingston 832C9
KTH9600B/4G 4GB DDR3 PC3-10600 1333MHz DIMM Kingston 824C9
KTH9600C/4G 4GB DDR3 PC3-12800 1600MHz DIMM Kingston 834C9
SVP200S3/60G 8523.51.0000, 5A992.C 60GB Solid State Drive Kingston SSD/60G
KTH9600C/8G 8GB DDR3 PC3-12800 1600MHz DIMM Kingston 838C9
KTH9600B/8G 8GB DDR3 PC3-10600 1333MHz DIMM Kingston 828C9
KTH9600CS/4G 4GB DDR3 PC3-12800 1600MHz DIMM Kingston 834C9
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