64GB RAM

Pros

• Essential for professional development environments like Unreal Engine 5.
• Eliminates performance hits from disk swapping during memory-intensive tasks.
• Provides a noticeable benefit for heavy task-switching and multitasking.
• Necessary for niche gaming use cases such as high-end VR simulations.
• Ideal for specialized home server setups like TrueNAS.

Cons

• Considered overkill and a 'waste of money' for standard gaming and daily use.
• High current market prices make it a poor value-per-dollar investment for most builders.
• Often requires a significant budget increase that could be better spent on a GPU upgrade.

Caveats

• Most users will struggle to utilize more than 32GB in normal scenarios.
• Higher latency on cheaper 64GB kits is noted, though users suggest this has less impact on X3D-series CPUs.
• Some users report that 4x16GB configurations are common for reaching this capacity on older DDR4 platforms.

Best for

• Game developers and creative professionals.
• Power users running heavy Excel work or multiple virtual machines.
• VR flight and racing simulation enthusiasts.
• Ultra-high-end builds (e.g., paired with an RTX 5090).

Avoid if

• You primarily play standard esports or AAA games.
• You are on a budget where an extra $100-$400 could upgrade your GPU tier.
• You do not have a specific professional or technical need for more than 32GB.