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  1. 1 (6)
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  1. 1GB (4)
  2. 2GB (2)
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  1. Kingston (3)
  2. RamCity (3)
Speed
  1. DDR2-400 / PC2-3200 (2)
  2. DDR2-533 / PC2-4200 (4)
Form Factor
  1. 240-pin DIMM (6)
CAS Latency
  1. CL3 (1)
  2. CL4 (2)
Voltage
  1. 1.8V (6)
Ranks
  1. Dual Rank (1)
 

RamCity guarantees 100% that all modules below are compatible with the Dell Optiplex GX745

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Kingston 2GB 240-pin DIMM
Part #. KTD-DM8400A/2G • DDR2-533 / PC2-4200 • 1.8V •  more info
Buy new: $135.99 $105.99

10 in Stock Free Shipping Guaranteed Compatible

RamCity 2GB CL4 240-pin DIMM
Part #. AMF • DDR2-533 / PC2-4200 • CL4 • 1.8V • 16-chip 128x8 •  more info
Buy new: $107.99 $83.99

7 in Stock Free Shipping Guaranteed Compatible

Kingston 1GB 240-pin DIMM
Part #. KTD-DM8400/1G • DDR2-400 / PC2-3200 • 1.8V •  more info
Buy new: $100.99 $78.99

5 in Stock Free Shipping Guaranteed Compatible

RamCity 1GB CL3 240-pin DIMM
Part #. ABD • DDR2-400 / PC2-3200 • CL3 • 1.8V • 16-chip 64M x8 •  more info
Buy new: $90.99 $70.99

3 in Stock Free Shipping Guaranteed Compatible

Kingston 1GB 240-pin DIMM
Part #. KTD-DM8400A/1G • DDR2-533 / PC2-4200 • 1.8V •  more info
Buy new: $100.99 $78.99

12 in Stock Free Shipping Guaranteed Compatible

RamCity 1GB CL4 240-pin DIMM
Part #. ADA • DDR2-533 / PC2-4200 • CL4 • Dual Rank • 1.8V • 16-chip 64x8 •  more info
Buy new: $90.99 $70.99

21 in Stock Free Shipping Guaranteed Compatible

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We guarantee your memory upgrade will be 100% compatible, or return it within 1 Whole Year for a full refund.
Need some help installing your upgrade? See our guides and videos.
System Specifications
Comments:
  • MODULES MUST BE ORDERED AND INSTALLED IN PAIRS for Dual Channel Mode.
  • This system is configurable and may ship with either DDR2-400 (KTD-DM8400/xx) or DDR2-533 (KTD-DM8400A/xx).
  • These are compatible and can be mixed, however when mixed they will default to DDR2-400.
  • If 4GB is installed, the recognized memory may be reduced to 3.5GB or less (depending on system configuration and memory allocation)
Standard Memory:
  • 256 MB (Removable) or
  • 512 MB (Removable)
Maximum Memory:
  • 4 GB using 32-bit OS
  • 8 GB using 64-bit OS
Expansion:
  • 4 Sockets
Bus Architecture:
  • PCI Express; SSD - SATA 2.5-inch 9.5mm; USB
Upgrade Path:
  • Virtually any configuration up to 8GB can be reached using any combination of 1GB and 2GB modules.