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RamCity guarantees 100% that all modules below are compatible with the Dell Optiplex GX520 Small Form Factor / Desktop / Mini-Tower

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 CL6 240-pin DIMM

Part #. CCK • DDR2-800 / PC2-6400 • CL6 • 1.8V • 16-chip 128M x8 • more info

Buy new: $114.99 $89.99

18 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

RamCity 2GB CL5 240-pin DIMM

Part #. APM • DDR2-667 / PC2-5300 • CL5 • 1.8V • 16-chip 128x8 • more info

Buy new: $114.99 $89.99

30 in Stock Free Shipping Guaranteed Compatible

Kingston 2GB 240-pin DIMM

Part #. KTD-DM8400C6/2G • DDR2-800 / PC2-6400 • 1.8V • more info

Buy new: $132.99 $103.99

5 in Stock Free Shipping Guaranteed Compatible

Kingston 2GB 240-pin DIMM

Part #. KTD-DM8400B/2G • DDR2-667 / PC2-5300 • 1.8V • more info

Buy new: $145.99 $113.99

35 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 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

RamCity 1GB CL6 240-pin DIMM

Part #. BUR • DDR2-800 / PC2-6400 • CL6 • 1.8V • 16-chip 64M x8 • more info

Buy new: $90.99 $70.99

2 in Stock Free Shipping Guaranteed Compatible

Kingston 1GB 240-pin DIMM

Part #. KTD-DM8400C6/1G • DDR2-800 / PC2-6400 • 1.8V • more info

Buy new: $99.99 $77.99

3 in Stock Free Shipping Guaranteed Compatible

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 can ship with either DDR2-400 (KTD-DM8400/xx) or DDR2-533 (KTD-DM8400A/xx) memory.
Both are compatible and can be mixed, however 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:

512 MB (Removable) or
1 GB (Removable)

Maximum Memory:

4 GB

Expansion:

2 Sockets (1 bank of 2)

CPU/Chipset:

Intel Pentium 4 Intel 945G
Intel Celeron D Intel 945G

Bus Architecture:

PCI Express; PCI-X; SSD - SATA 2.5-inch 9.5mm; USB

Upgrade Path:

Virtually any configuration up to 4GB can be reached using any combination of 512MB, 1, and 2GB modules.

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RamCity guarantees 100% that all modules below are compatible with the Dell Optiplex GX520 Small Form Factor / Desktop / Mini-Tower