Here you can get Easy Installation Rams, Free technical support, Lifetime warranty products! About Model As international logistics costs are expensive, before you buy, be sure to check their computer supports what type of memory, because you yourself choose the wrong model can not be used, corresponding to bear your own costs, including return and replacement arising shipping. Specification Type DDR3 Capacity 4gb Frequency Application laptop Warranty Lifetime Pins of Memory RAMS DDR for Desktop=184 pins DDR for Laptop=200 pins DDR2 for Desktop=240 pins DDR2 for Laptop=200 pins DDR3 for Desktop=240 pins DDR3 for Laptop=204 pins Read First The Recognition of XP is around 3GB The Recognition of Win 7 32Bit is around 2.26-4.5GB The Recognition of Win 7 32Bit is around 8-16GB Before purchasing rams, please confirm which model is suitable for your Desktop/Laptop, usual models are as bellow: PC100 = SDRAM 100MHZ PC133 = SDRAM 133MHZ PC3200 = DDR1 400MHZ (Compatible with DDR1 333MHZ, DDR1 266MHZ) PC2700 = DDR1 333MHZ (Compatible with DDR1 333MHZ) PC2100 = DDR1 266MHZ PC2 4200 = DDR2 533MHZ PC2 5300 = DDR2 667MHZ (Compatible with DDR2 533MHZ) PC2 6400 = DDR2 800MHZ (Compatible with DDR2 667MHZ, DDR2 533MHZ) PC2 8500 = DDR2 1066MHZ PC3 8500 = DDR3 1066MHZ PC3 10600 = DDR3 1333MHZ(Compatible with DDR3 1333MHZ ) PC3 12800 = DDR3 1600MHZ (Compatible with DDR3 1333MHZ, DDR3 1066MHZ ) Attention: DDR,DDR2 & DDR3 work in different voltage, cannot be compatible each other, please DO NOT TRY with wrong motherboard. If you DO NOT know about frequency of your computer, please confirm with software CPU-Z
This type of memory we have a blue plate and green plate two colors, two colors belong to different batches of products, the quality is the same, please rest assured purchase.