The Supermicro SuperWorkstation 7043A-i (SYS-7043-Ai) uses DDR DIMM ECC REG PC2100 266MHz 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 DDR DIMM ECC REG PC2100 266MHz
Base Memory 0MB (Removable)
Upgrade Slots 6 Sockets (3 banks of 2)
Maximum Memory 12GB
Maximum Module Size 2GB
CPU & Chipset Intel Xeon Intel E7505 (Placer)
Bus Architecture PCI
Manufacturer Part Numbers
  • SYS-7043-Ai
Part Number 311ERLPC2/5
266MHz 184pin CL2.5 Registered Low Profile ECC
In Stock
$30.99
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Part Number 311ERLPC3
266MHz 184pin CL3 Registered Low Profile ECC
In Stock
$30.99
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Part Number 311ERLPC2/5H
266MHz 184pin CL2.5 Registered Low Profile ECC
In Stock
$49.99
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Part Number 311ERLPC3H
266MHz 184pin CL3 Registered Low Profile ECC
In Stock
$49.99
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Part Number 312ERLPC3
266MHz 184pin CL3 Registered Low Profile ECC
Call to Order
$54.99
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Part Number 312ERLPDC2/5
266MHz 184pin CL2.5 Registered Low Profile Dual Rank ECC
Call to Order
$54.99
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Part Number 31.1ERLPC2/5
266MHz 184pin CL2.5 Registered Low Profile ECC
Call to Order
$61.99
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Part Number 31.1ERLPC3
266MHz 184pin CL3 Registered Low Profile ECC
Call to Order
$61.99
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Part Number 311ERLPC3-2
266MHz 184pin CL3 Registered Low Profile ECC
In Stock
$61.99
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Part Number 31.2ERLPC2/5
266MHz 184pin CL2.5 Registered Low Profile ECC
Call to Order
$65.99
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Part Number 31.2ERLPC3
266MHz 184pin CL3 Registered Low Profile ECC
Call to Order
$65.99
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Part Number 31.5ERLPC3
266MHz 184pin CL3 Registered Low Profile ECC
Call to Order
$71.99
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Part Number 31.5ERLPSC2/5
266MHz 184pin CL2.5 Registered Low Profile Single Rank ECC
Call to Order
$71.99
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Part Number 312ERLPC3H
266MHz 184pin CL3 Registered Low Profile ECC
Call to Order
$87.99
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Part Number 312ERLPDC2/5H
266MHz 184pin CL2.5 Registered Low Profile Dual Rank ECC
Call to Order
$87.99
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Part Number 31.1ERLPC2/5H
266MHz 184pin CL2.5 Registered Low Profile ECC
Call to Order
$99.99
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Part Number 31.1ERLPC3H
266MHz 184pin CL3 Registered Low Profile ECC
Call to Order
$99.99
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Part Number 311ERLPC3-2H
266MHz 184pin CL3 Registered Low Profile ECC
In Stock
$99.99
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Part Number 31.2ERLPC2/5H
266MHz 184pin CL2.5 Registered Low Profile ECC
Call to Order
$104.99
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Part Number 31.2ERLPC3H
266MHz 184pin CL3 Registered Low Profile ECC
Call to Order
$104.99
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Part Number 31.5ERLPC3H
266MHz 184pin CL3 Registered Low Profile ECC
Call to Order
$114.99
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Part Number 31.5ERLPSC2/5H
266MHz 184pin CL2.5 Registered Low Profile Single Rank ECC
Call to Order
$114.99
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Part Number 311ERLPC3-4
266MHz 184pin CL3 Registered Low Profile ECC
In Stock
$123.99
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Part Number 31.2ERLPC3-2
266MHz 184pin CL3 Registered Low Profile ECC
Call to Order
$130.99
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Part Number 31.5ERLPC3-2
266MHz 184pin CL3 Registered Low Profile ECC
Call to Order
$142.99
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Part Number 311ERLPC3-4H
266MHz 184pin CL3 Registered Low Profile ECC
In Stock
$199.99
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Part Number 31.2ERLPC3-2H
266MHz 184pin CL3 Registered Low Profile ECC
Call to Order
$209.99
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Part Number 31.5ERLPC3-2H
266MHz 184pin CL3 Registered Low Profile ECC
Call to Order
$229.99
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Part Number 31.2ERLPC3-4
266MHz 184pin CL3 Registered Low Profile ECC
Call to Order
$260.99
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Part Number 31.2ERLPC3-4H
266MHz 184pin CL3 Registered Low Profile ECC
Call to Order
$419.99
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Part Number 311ERLPC3-4
266MHz 184pin CL3 Registered Low Profile ECC
In Stock
$123.99
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Part Number 311ERLPC3-4H
266MHz 184pin CL3 Registered Low Profile ECC
In Stock
$199.99
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Part Number 312ERLPC3
266MHz 184pin CL3 Registered Low Profile ECC
Call to Order
$54.99
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Part Number 312ERLPDC2/5
266MHz 184pin CL2.5 Registered Low Profile Dual Rank ECC
Call to Order
$54.99
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Part Number 311ERLPC3-2
266MHz 184pin CL3 Registered Low Profile ECC
In Stock
$61.99
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Part Number 312ERLPC3H
266MHz 184pin CL3 Registered Low Profile ECC
Call to Order
$87.99
View Product
Part Number 312ERLPDC2/5H
266MHz 184pin CL2.5 Registered Low Profile Dual Rank ECC
Call to Order
$87.99
View Product
Part Number 311ERLPC3-2H
266MHz 184pin CL3 Registered Low Profile ECC
In Stock
$99.99
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Part Number 311ERLPC2/5
266MHz 184pin CL2.5 Registered Low Profile ECC
In Stock
$30.99
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Part Number 311ERLPC3
266MHz 184pin CL3 Registered Low Profile ECC
In Stock
$30.99
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Part Number 311ERLPC2/5H
266MHz 184pin CL2.5 Registered Low Profile ECC
In Stock
$49.99
View Product
Part Number 311ERLPC3H
266MHz 184pin CL3 Registered Low Profile ECC
In Stock
$49.99
View Product
Part Number 31.5ERLPC3-2
266MHz 184pin CL3 Registered Low Profile ECC
Call to Order
$142.99
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Part Number 31.5ERLPC3-2H
266MHz 184pin CL3 Registered Low Profile ECC
Call to Order
$229.99
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Part Number 31.2ERLPC3-4
266MHz 184pin CL3 Registered Low Profile ECC
Call to Order
$260.99
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Part Number 31.2ERLPC3-4H
266MHz 184pin CL3 Registered Low Profile ECC
Call to Order
$419.99
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Part Number 31.5ERLPC3
266MHz 184pin CL3 Registered Low Profile ECC
Call to Order
$71.99
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Part Number 31.5ERLPSC2/5
266MHz 184pin CL2.5 Registered Low Profile Single Rank ECC
Call to Order
$71.99
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Part Number 31.5ERLPC3H
266MHz 184pin CL3 Registered Low Profile ECC
Call to Order
$114.99
View Product
Part Number 31.5ERLPSC2/5H
266MHz 184pin CL2.5 Registered Low Profile Single Rank ECC
Call to Order
$114.99
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Part Number 31.2ERLPC3-2
266MHz 184pin CL3 Registered Low Profile ECC
Call to Order
$130.99
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Part Number 31.2ERLPC3-2H
266MHz 184pin CL3 Registered Low Profile ECC
Call to Order
$209.99
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Part Number 31.2ERLPC2/5
266MHz 184pin CL2.5 Registered Low Profile ECC
Call to Order
$65.99
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Part Number 31.2ERLPC3
266MHz 184pin CL3 Registered Low Profile ECC
Call to Order
$65.99
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Part Number 31.2ERLPC2/5H
266MHz 184pin CL2.5 Registered Low Profile ECC
Call to Order
$104.99
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Part Number 31.2ERLPC3H
266MHz 184pin CL3 Registered Low Profile ECC
Call to Order
$104.99
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Part Number 31.1ERLPC2/5
266MHz 184pin CL2.5 Registered Low Profile ECC
Call to Order
$61.99
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Part Number 31.1ERLPC3
266MHz 184pin CL3 Registered Low Profile ECC
Call to Order
$61.99
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Part Number 31.1ERLPC2/5H
266MHz 184pin CL2.5 Registered Low Profile ECC
Call to Order
$99.99
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Part Number 31.1ERLPC3H
266MHz 184pin CL3 Registered Low Profile ECC
Call to Order
$99.99
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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
KVR266X72RC25L/128 128MB DDR PC2100 266MHz ECC REG Low Profile DIMM Kingston 31.1ERLPC2/5
KVR266X72RC25L/256 256MB DDR PC2100 266MHz ECC REG Low Profile DIMM Kingston 31.2ERLPC2/5
KVR266X72RC25L/512 512MB DDR PC2100 266MHz ECC REG Low Profile Single Rank DIMM Kingston 31.5ERLPSC2/5
KVR266X72RC25L/1G 1GB DDR PC2100 266MHz ECC REG Low Profile DIMM Kingston 311ERLPC2/5
KVR266X72RC25L/2G 2GB DDR PC2100 266MHz ECC REG Low Profile Dual Rank DIMM Kingston 312ERLPDC2/5