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HP - Compaq Presario CQ40-638TX 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 HP - Compaq Presario CQ40-638TX

system specs as shipped

memory

  • Maximum Memory:8GB
  • 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

10766

Crucial 1GB DDR2-800 SODIMM

CT1367700

  • DDR2 PC2-6400 • CL=6 • Unbuffered • NON-ECC • DDR2-800 • 1.8V • 128Meg x 64 •
  • upgrade for HP - Compaq Presario CQ40-638TX system.
  • €17.21 inc. VAT*
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10817

Crucial 2GB DDR2-800 SODIMM

CT1367704

  • DDR2 PC2-6400 • CL=6 • Unbuffered • NON-ECC • DDR2-800 • 1.8V • 256Meg x 64 •
  • upgrade for HP - Compaq Presario CQ40-638TX system.
  • €29.51 inc. VAT*
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Compatible SSDs

1283002

Crucial MX300 525GB SATA 2.5" 7mm (with 9.5mm adapter) Internal SSD

CT8574002

  • 525GB 2.5-inch internal SSD • SATA 6.0Gb/s • 530 MB/s Read, 510 MB/s Write
  • upgrade for HP - Compaq Presario CQ40-638TX system.
  • €167.27 inc. VAT*
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1283501

Crucial MX300 1TB SATA 2.5" 7mm (with 9.5mm adapter) Internal SSD

CT8557703

  • 1TB 2.5-inch internal SSD • SATA 6.0Gb/s • 530 MB/s Read, 510 MB/s Write
  • upgrade for HP - Compaq Presario CQ40-638TX system.
  • €302.57 inc. VAT*
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