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RAM Memory » RAM Finder » Tyan Computers » Thunder » Motherboard Thunder n4250QE (S4985)
RAM memory features for Tyan Computers Motherboard Thunder n4250QE (S4985):
Supports DDR2: PC2-5300
7 compatible memory modules
Capacities from 1GB to 8GB
Virtually any configuration up to 64GB can be reached using Kingston's 512MB, 1, 2, and 4GB modules IN PAIRS or kits, with four processors installed.
Kingston part numbers for Tyan Computers Motherboard Thunder n4250QE (S4985):
PC2-5300 DDR2 667MHz
KVR667D2S8P5/1G: 1GB 667MHz DDR2 ECC Reg with Parity CL5 DIMM Single Rank, x8
KVR667D2D8P5/2G: 2GB 667MHz DDR2 ECC Reg with Parity CL5 DIMM Dual Rank, x8
KVR667D2S4P5/2G: 2GB 667MHz DDR2 ECC Reg with Parity CL5 DIMM Single Rank, x4
KVR667D2D4P5/4G: 4GB 667MHz DDR2 ECC Reg with Parity CL5 DIMM Dual Rank, x4
KVR667D2D8P5K2/4G: 4GB 667MHz DDR2 ECC Reg with Parity CL5 DIMM (Kit of 2) Dual Rank x8
KVR667D2S4P5K2/4G: 4GB 667MHz DDR2 ECC Reg with Parity CL5 DIMM (Kit of 2) Single Rank x4
KVR667D2D4P5K2/8G: 8GB 667MHz DDR2 ECC Reg with Parity CL5 DIMM (Kit of 2) Dual Rank, x4
Technical Information for Tyan Computers Motherboard Thunder n4250QE (S4985):
standard memory:
0MB (Removable)
maximum memory:
64GB with 4 CPUs
128GB with M4985 Expansion Board (see M4985)
expansion memory:
4 Socket 2 bank(s) of 2 per CPU
16 Socket Total
bank schema:
CPU 1
EmptyEmpty
EmptyEmpty
CPU 2
EmptyEmpty
EmptyEmpty
CPU 3
EmptyEmpty
EmptyEmpty
CPU 4
EmptyEmpty
EmptyEmpty
cpu & chipsets:
AMD Opteron (Socket F) 8000 Series Nvidia nForce 2200 Professional
bus architecture:
PCI
PCI Express
USB
Mfgr's System P/N's:
S4985; S4985G3NR
MODULES MUST BE ORDERED AND INSTALLED IN PAIRS for Dual Channel mode. Kingston offers "K2" kit part numbers for Dual Channel mode.

Mixing DDR2-533 Registered DIMMs with DDR2-667 Registered with Parity DIMMs is not recommended.

Mixing x4 and x8 modules is allowed, however not within the same bank.
Note: The "Bank Schema" describes the original memory configuration of this device, as well as the sockets available for upgrade.
Electronic Engineering Keywords: Find, DDR2, PC2-5300, 667MHz, DDR2-667, 1GB, 2GB, 4GB, 8GB, Upgrade, Tyan Computers, Thunder, Motherboard Thunder n4250QE (S4985), S4985, S4985G3NR, Kingston, Compatible, RAM Memory