Ramdisk Unlock Tool Apr 2026

Use this tool on dedicated workstation or server that has at least 32GB of RAM and a UPS (Uninterruptible Power Supply) . Never use it on a production laptop or domain controller. Disclaimer: Modifying kernel drivers may violate software EULAs and void support agreements. Always backup data before running system-level patching tools.

| Configuration | Max Size | Sequential Read (CrystalDiskMark) | Use Case | | :--- | :--- | :--- | :--- | | Stock Dataram (Free) | 4 GB | 6.2 GB/s | Small pagefile, browser cache | | | 64 GB | 10.4 GB/s | VM disk, 8K video scratch disk | | ImDisk (Default) | 4 GB (Non-paged) | 5.8 GB/s | Legacy mode | | Unlocked ImDisk | 96 GB | 9.9 GB/s | SQL tempdb, game pre-loading | ramdisk unlock tool

// Original (locked) function: NTSTATUS ValidateSize(ULONG requestedSizeMB) if (requestedSizeMB > 4096) return STATUS_INVALID_PARAMETER; Use this tool on dedicated workstation or server

// Patched (unlocked) function: NTSTATUS ValidateSize(ULONG requestedSizeMB) // Cast to LARGE_INTEGER and check against system physical memory if (requestedSizeMB > (GetPhysicalMemoryMB() - 2048)) return STATUS_INSUFFICIENT_RESOURCES; return STATUS_SUCCESS; not the SATA or NVMe interface.

Overcoming the 4GB Barrier in Legacy and Free RAMDisk Solutions Version: 2.1.0 | Audience: System Administrators, Power Users, Developers 1. Executive Summary A RAMDisk (Random Access Memory Disk) is a software layer that tricks the operating system into treating a portion of your system’s volatile RAM as a physical hard drive. The performance is extraordinary—often achieving 5-10 GB/s read/write speeds—because it operates at the speed of the memory bus, not the SATA or NVMe interface.