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SDRAM:
(Single Data Rate Synchronous DRAM) is a DRAM technology
that uses a clock signal to synchronize signal input
and output on a memory chip. The clock signal is coordinated
with the CPU clock so that the timing of the memory
chips and the timing of the CPU are in sync in order
to increase the efficiency of transferring data.
MEMX SDR memory upgrades
are rated at PC-100 and PC-133. They are compatible
with desktop and notebook computers and processors including
Intel’s Pentium II/III, Celeron, AMD’s K6-2,
Athlon and others.
DDR: (Double
Data Rate SDRAM) is a DRAM technology that supports
data transfers on both the rising and the falling edges
of each clock cycle. This effectively doubles the memory
chip's data throughput and is more efficient than legacy
SDR technology.
MEMX manufactures DDR memory upgrades
rated at DDR333 and DDR400. They are compatible with
desktop and notebook computers and processors such as
Intel's Pentium, Celeron, AMD's Athlon, Sempron and
others.
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DDR2: The next generation
of DDR memory. DDR2 memory features faster speeds, greater
bandwidth, lower power consumption and enhanced thermal performance.
Although DDR2 modules are the same physical dimension as DDR
modules, the plug-in connector configuration is different
and as such DDR2 modules are not compatible with PCs requiring
DDR modules, and vice-versa.
MEMX manufactures DDR2 memory
upgrades rated at DDR2-533, DDR2-667, DDR2-800 and higher.
They are compatible with desktop and notebook computers and
processors including Intel’s Pentium, Celeron and Centrino,
AMD’s Athlon and Sempron Socket AM2 processors, and
others.
Our upgrade modules are compatible with systems from Apple,
Compaq, DELL, Gateway, HP, IBM and over 5000 other systems.
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