Dell Inspiron 15r model number varies with respect to different customizable hardware and software, starting from the very low end to the extreme high-end.
Low-end 15r laptops range from T540511IN8, T540506IN8 to T540509IN8, with all of them recognized by a unique Dell Inspiron 15r model number.
These three models are powered by i3 processors, while the Dell Inspiron 15r model number is identified as T540505IN8.
And the model T540511IN8 varies in terms of graphics card, which itself is a version publicized by Intel manufacturers. The high-end models however, use high-end ATI Radeon graphics card which make them all set for high performance gaming.
T540511IN8 has got windows 7 Home basic compatibility, while the rest all run Windows 7 premium smoothly. The hardware specs are more or less same, with slight increase in the RAM sizes and size of hard disk drives.
The Dell Inspiron 15r model number T540505IN8 is backed by an i5 processor, which makes it super-fast when it comes to performance.
Dell Inspiron 15r Models to be considered when buying :
Dell Inspiron 15r models
Dell Inspiron 15r modelsare of four types, one of them being a high-end model. The other i3 models are T540511IN8, T540506IN8 and T540509IN8.
These models vary in the memory and clock speed standards. The high end model T540505IN8, uses an Intel i5 processor, with Win7 professional operating system.