Samsung M391T6553BG0-CCCDS 512MB DDR2-400MHz UDIMM 1Rx8 CL3 Memory

Key specifications

The figures below come from this listing's own record. They are the ones that decide whether a part drops into an existing system.

• Memory Capacity: 512MB. Capacity of this module, not of the system.
• RAM Genre: UDIMM. The module type, such as registered, load reduced or unbuffered; types cannot be mixed in one system.
• Memory Technology: DDR2. The memory generation the module belongs to.
• RAM Speed: 400MHz. Rated speed; a bank runs at the speed of its slowest module.
• RAM Standard: DDR2-400/PC2-3200. The JEDEC speed grade printed on the module.
• Quantity of Pins: 240-pin. Pin count, which follows the generation and form factor.
• Rank: Single Rank x8. Rank count, which affects how heavily a memory channel can be populated.
• Column Access Strobe (CAS): CL3. CAS latency, in clock cycles.
• Product Voltage: 1.8V. The operating or input voltage recorded for this part.

Confirming fit

Memory Clearance does not publish a verified compatibility list for M391T6553BG0-CCCDS. Whether a part of this type is supported is defined by the system or switch vendor's own compatibility matrix, not by the part on its own.

The dependable check is the part number. Read the installed part number from the system's management interface and compare it with the number on this listing. If you send your server model with a quote request, it is checked against this part before you order.

Other Samsung Server Memory listings

Other parts in the same brand and category. These are not substitutes for this part number; check the specification before ordering.

• Samsung M393T5660MZ3-CCCQ0 2GB DDR2-400MHz RDIMM 1Rx4 CL3 Memory
• Samsung M393T2950BG0-CCCQ0 1GB DDR2-400MHz RDIMM 1Rx4 CL3 Memory
• Samsung M312L5620MTS-CB0 2GB DDR-266MHz RDIMM 1Rx4 CL2.5 Memory
• Samsung M393T2950CZ3-CCCQ0 1GB DDR2-400MHz RDIMM 1Rx4 CL3 Memory
• Samsung M393T5160FBA-CD5 4GB DDR2-533MHz RDIMM 2Rx4 CL4 Memory
• Samsung M392B5773DH0-CK0 2GB DDR3-1600MHz VLP RDIMM 1Rx8 CL11 Memory
• Samsung M383L2920MT1-CA2 1GB DDR-266MHz RDIMM 1Rx4 CL2.5 Memory
• Samsung M383L2828CT1-CA0 1GB DDR-200MHz RDIMM 1Rx4 CL2 Memory
• Samsung M386B2K70DM0-YH90 16GB DDR3-1333MHz LRDIMM 4Rx4 CL9 Memory
• Samsung M391T2863FB3-CE7 1GB DDR2-800MHz UDIMM 1Rx8 CL5 Memory

Common questions

Is M391T6553BG0-CCCDS in stock?

Stock moves, so the quantity shown on this listing is the current figure. For a larger quantity, send the part number and how many you need and the answer comes back against that exact number. Quotes are answered weekdays 8:00 am to 5:00 pm PST.

Can I mix this module with the ones already installed?

Registered, load reduced and unbuffered modules cannot be mixed in one system, and a bank runs at the speed of its slowest module. Match the type and rank already installed, or replace the full bank.

How do I check what my server takes?

Read an installed part number from iDRAC or iLO and compare it with this listing, or check the platform's memory population table before ordering.

What do I send to get a price on M391T6553BG0-CCCDS?

The part number, the quantity, the condition you will accept and the server model it goes into. That is enough to answer in one pass.

Guides

• Memory population rules
• Reading memory and drive specs
• Finding the right OEM part number
• Buying in volume