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  1. 1GB (1)
  2. 2GB (5)
  3. 4GB (1)
Brand
  1. Kingston (5)
  2. RamCity (2)
Speed
  1. DDR2-667 / PC2-5300 (7)
Form Factor
  1. 240-pin FB-DIMM (5)
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  1. CL5 (2)
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  1. ECC (5)
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  1. Fully Buffered (5)
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  1. Dual Rank (1)
  2. Single Rank (1)
 

RamCity guarantees 100% that all modules below are compatible with the NEC Express 5800 Series 56Xe

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Kingston 4GB ECC Fully Buffered 240-pin FB-DIMM Kit (2x2GB)
Part #. F25672F51LPK2 • DDR2-667 / PC2-5300 • ECC • Fully Buffered • Low Power • 1.8V •  more info
Buy new: $286.99 $223.99

Ships in 7 Days Free Shipping Guaranteed Compatible

RamCity 2GB CL5 ECC Fully Buffered 240-pin FB-DIMM
Part #. BTW • DDR2-667 / PC2-5300 • CL5 • ECC • Dual Rank • Fully Buffered • 1.8V • 36-chip 128Mx4 •  more info
Buy new: $112.99 $87.99

8 in Stock Free Shipping Guaranteed Compatible

Kingston 2GB ECC Fully Buffered 240-pin FB-DIMM
Part #. F25672F51 • DDR2-667 / PC2-5300 • ECC • Fully Buffered • 1.8V •  more info
Buy new: $214.99 $167.99

Ships in 7 Days Free Shipping Guaranteed Compatible

RamCity 2GB CL5 ECC Fully Buffered 240-pin FB-DIMM Kit (2x1GB)
Part #. 2xCAO • DDR2-667 / PC2-5300 • CL5 • ECC • Single Rank • Fully Buffered • 1.8V • 9-chip 128M x8 •  more info
Buy new: $114.99 $89.99

13 in Stock Free Shipping Guaranteed Compatible

Kingston 2GB ECC Fully Buffered 240-pin FB-DIMM Kit (2x1GB)
Part #. F12872F51LPK2 • DDR2-667 / PC2-5300 • ECC • Fully Buffered • Low Power • 1.8V •  more info
Buy new: $187.99 $146.99

Ships in 7 Days Free Shipping Guaranteed Compatible

Kingston 2GB
Part #. F25672F51LP • DDR2-667 / PC2-5300 •  more info
Buy new: $160.99 $125.99

Ships in 7 Days Free Shipping Guaranteed Compatible

Kingston 1GB
Part #. F12872F51LP • DDR2-667 / PC2-5300 •  more info
Buy new: $118.99 $92.99

Ships in 7 Days 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 or IN GROUPS OF FOUR for Quad Channel mode.
Standard Memory:
  • 1GB (Removable) or
  • 2GB (Removable) or
  • 4GB (Removable)
Maximum Memory:
  • 16GB
Expansion:
  • 8 Sockets (4 banks of 2)
CPU/Chipset:
  • Intel Xeon Intel 5000X
Bus Architecture:
  • PCI; PCI Express; PCI-X; SSD - SATA 2.5-inch
Mfr's System P/N's:
  • N8000-568/569/662; N8000-578/579/672
Upgrade Path:
  • Virtually any configuration up to 16GB can be reached using 512MB, 1, and 2GB modules IN PAIRS.