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Green 184-pin DDR1 DIMM stick with black chips, no heat spreader

Computer Memory Solutions

Computer Memory Solutions 1GB DDR1 400MHz CL3 184-Pin DIMM for HP dc7100 SFF

SKU CH-XDQ8-VBZMT

Adds 1 GB of DDR1-400 CL3 memory to HP dc7100 SFF desktops using an 184-pin DIMM

  • Total capacity1 GB
  • Rated speedDDR 400 (PC 3200)
  • ChipsetMajor Brand Chipset
  • CAS latencyCL3
  • Memory timings3-3-3
  • Rated voltage2.6 V
  • 1GB capacity expands dc7100 SFF memory
  • DDR1 400MHz speed matches system specification
  • CL3 3-3-3 timing optimises latency
  • 184-pin DIMM fits desktop memory slots
  • Non-ECC unbuffered design ensures compatibility

1GB DDR1 DIMM for HP dc7100 SFF

This 1GB DDR1 module is built for the HP Compaq Business Desktop dc7100 small-form-factor chassis. It runs at 400 MHz with CL3 timing and uses an unbuffered, non-ECC 184-pin layout. The stick is intended for owners of that specific desktop who need a straightforward memory increase.

Replaces an empty slot or a smaller stick

The dc7100 SFF accepts up to 4GB across four sockets, so adding this 1GB DIMM fills one free slot or swaps out a lower-capacity module. The upgrade is worthwhile when the system currently holds less than the 4GB maximum and you want more headroom for period-correct applications.

Check socket count and existing modules first

Verify the motherboard still has a free 184-pin DIMM socket and that any installed memory matches the 2.6V, CL3, unbuffered specification. The board uses a 2Rx8 organisation, so mixing ranks should be avoided. This module is not for builders who need ECC, registered memory, or a different pin count.

How it compares

Measured against everything we stock in Model-Specific Memory Upgrades, at today’s prices. Recalculated every night.

Price $14.99
Cheaper than about 94% of the 21,161 comparable items (median $397.99).
Total capacity 1 GB
Lower than about 98% of the 20,941 comparable items (median 32 GB).
Price per GB $14.99 per GB
Pricier than about 61% of the 20,941 comparable items (median $8.19 per GB).

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Specifications

Product
Brand nameComputer Memory Solutions
Model nameCM128643200DIMM
Total capacity1 GB
Product type184-Pin DDR SDRAM
Performance
Rated speedDDR 400 (PC 3200)
Processor
ChipsetMajor Brand Chipset
Memory
CAS latencyCL3
Memory timings3-3-3
ECC supportNo
Buffer typeUnbuffered
Memory rank2Rx8
Heat spreaderNo
Power
Rated voltage2.6 V
Compatibility
Compatible systemsHp/Compaq Business Desktop Dc7100 Sff
In the box
Included items1 Memory RAM Stick

Questions about this item

Does the 184-pin DDR1 DIMM fit the HP dc7100 SFF memory slots?

Yes, the 184-pin DDR1 DIMM matches the four DDR sockets in the HP dc7100 SFF and is guaranteed compatible with that system.

How do I install the 1GB DDR1 module and what step is often missed?

Power off the PC, open the SFF case, align the 184-pin module notch with the slot key, press firmly until both retention clips click, then verify the BIOS recognises 400 MHz operation.

When should the 2.6V DDR1 stick be replaced or checked?

Replace the module if the system fails memory tests, shows random reboots, or cannot reach the rated 400 MHz speed; otherwise the stick requires no routine maintenance.

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