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Toshiba Satellite U400 (PSU40U-0DU03J) compatible upgrades

These upgrades are guaranteed compatible when you order from Crucial.com
compatible memory
memory
compatible ssd
solid state drive

Notes about your system:

Although the memory can be installed one module at a time, the best performance comes from using matched pairs of modules.

Your Toshiba Satellite U400 (PSU40U-0DU03J)

system specs as shipped

memory

  • Maximum Memory:4GB
  • Standard Memory:4GB removable
  • Slots:2 (2 banks of 1)
*Not to exceed manufacturer supported memory.
what does this mean?
Memory or DRAM is the "working" memory of the computer. It's used to store data for programs (sequences of instructions) on a temporary basis.

storage

  • Storage: Serial ATA support
what does this mean?
Storage drives -- hard drives and solid state drives -- are the permanent memory for the programs and documents on your computer.

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Compatible Memory

10764

Crucial 1GB DDR2-667 SODIMM

CT11043518

  • DDR2 PC2-5300 • CL=5 • Unbuffered • NON-ECC • DDR2-667 • 1.8V • 128Meg x 64 •
  • upgrade for Toshiba Satellite U400 (PSU40U-0DU03J) system.
  • £14.39 inc. VAT*
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10903

Crucial 4GB Kit (2 x 2GB) DDR2-800 SODIMM

CT11043495

  • DDR2 PC2-6400 • CL=6 • Unbuffered • NON-ECC • DDR2-800 • 1.8V • 256Meg x 64 •
  • upgrade for Toshiba Satellite U400 (PSU40U-0DU03J) system.
  • £51.59 inc. VAT*
out of stock
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Compatible SSDs

2427501

Crucial MX500 250GB SATA 2.5-inch 7mm (with 9.5mm adapter) Internal SSD

CT11209084

  • 250GB 2.5-inch internal SSD • SATA 6.0Gb/s • 560 MB/s Read, 510 MB/s Write
  • upgrade for Toshiba Satellite U400 (PSU40U-0DU03J) system.
  • £57.59 inc. VAT*
  • Up to 12% off MX500 SSDs
    £52.79 inc. VAT*
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2427502

Crucial MX500 500GB SATA 2.5-inch 7mm (with 9.5mm adapter) Internal SSD

CT11241449

  • 500GB 2.5-inch internal SSD • SATA 6.0Gb/s • 560 MB/s Read, 510 MB/s Write
  • upgrade for Toshiba Satellite U400 (PSU40U-0DU03J) system.
  • £92.39 inc. VAT*
  • Up to 12% off MX500 SSDs
    £81.44 inc. VAT*
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