Hi Akhilesh,
As Dirk already explain a sumary regarding your query below is the details regarding difference between BOE & BOIPS for Data Services:
BOE: SAP Business Objects Enterprise includes services for many reporting applications like Web Intelligence,Crystal reports, Dashboards, OLAP Analysis reports.
Note: Full Usage of File repository Server (I/P & O/P) in BOE
BOIPS: SAP Business Objects Information Platform Services is Mini BOE it includes default services after deployment of BODS software you can see a new services is added "EIM Adaptive Processing Server".
The use of EIM Adaptive Processing Server is for Data Quality & Data Services
Note: You can use File repository Server (I/P & O/P) only if you have use of Information Steward
Please refer the below KBA & Link for compatability and details regarding BOE & BOIPS:
1740516 - SAP Data Services 4.x and SAP Information Steward 4.x compatibility with SAP Business Intelligence platform and Information Platform Services for active releases
https://service.sap.com/sap/support/notes/1740516
SAP BusinessObjects Business Intelligence platform 4.0 – SAP Help Portal Page
SAP BusinessObjects Data Services 4.1 – SAP Help Portal Page
Hope this will help !!
Thanks,
Daya