#throughput
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pfSense Hardware Requirements: Minimum vs Realistic
Netgate publishes a 1 GB RAM floor for pfSense. State tables, inspection engines and network buffers push a usable build well past that number.
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pfSense Slow Speeds: Find the Real Bottleneck
A diagnostic order for slow pfSense throughput, from where to measure first to the network buffer, PPPoE and inspection settings that actually cap it.
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Sizing pfSense Hardware: What Actually Limits Throughput
Which parts of a pfSense build decide routing, VPN and packet inspection performance, and where buying more capacity changes nothing at all.