# Perspective Performance - View Bindings vs Expression Tags **URL:** \ **Category:** Ignition\ **Tags:** perspective\ **Created:** [May 19, 2024, 6:53pm UTC](https://forum.inductiveautomation.com/t/perspective-performance-view-bindings-vs-expression-tags/90595 "2024-05-19T18:53:17Z")\ **Posts on this page:** 1\ **Showing post:** 4
**Author:** ![pturmel](https://sea1.discourse-cdn.com/inductiveautomation/user_avatar/forum.inductiveautomation.com/pturmel/32/3295_2.png) [@pturmel](https://forum.inductiveautomation.com/u/pturmel)\ **Post date:** [May 19, 2024, 9:09pm UTC](https://forum.inductiveautomation.com/t/perspective-performance-view-bindings-vs-expression-tags/90595/4 "2024-05-19T21:09:26Z")
Yes, Perspective places significant load on the gateway--all customization of appearance and behavior runs in the gateway. Your original surmise would be correct for Vision, not Perspective. Perhaps you should read this topic (and the links within): > [@Microsoft Virtual Machine Suggestion](https://forum.inductiveautomation.com/t/microsoft-virtual-machine-suggestion/86787/5): > > After going through that sizing guide, I'd add another vCPU for every 4-8 Perspective clients (of pretty much any kind), a GB of gateway RAM for every 4-8 light-duty Perspective clients, and 2-4GB of gateway RAM for every heavy-duty Perspective client. "Light duty" would be single page Perspective apps running in Workstation, or Mobile, or single-tab browser sessions, displaying dashboards with real-time tags, up to an hour (-ish) of real-time trends, and pre-computed statistics for longer time… --- _[View the full topic](https://forum.inductiveautomation.com/t/perspective-performance-view-bindings-vs-expression-tags/90595)._