This article was last updated: 2025. All information verified against current Windows 11 and AMD software ecosystems.
A: No. That promotion ended around 2015 with Radeon R7 SSDs. Amd Radeon Ramdisk License Key
| Error Message | Probable Cause | Solution | | :--- | :--- | :--- | | "Invalid license key" | Typo or key used on another PC | Re-enter carefully. Contact Dataram support to deactivate old machine. | | "Maximum disk size exceeded" | You created a RAMDisk larger than license allows | Delete the disk and recreate under your licensed limit. | | "This key is for AMD hardware only" | Legacy key tied to specific AMD chipset or GPU | You will need a generic Dataram key. | | "Driver not signed" (Windows 11) | Old version of RAMDisk | Update to v4.4 or newer; or disable Secure Boot temporarily (not recommended). | This article was last updated: 2025
If you changed your CPU, motherboard, or added significant RAM, the hardware ID changes. Your license may become invalid. Contact Dataram support — they sometimes offer a one-time reset. The End of AMD Radeon RAMDisk? What the Future Holds As of 2024-2025, AMD has effectively abandoned the RAMDisk project. The last official update was version 4.4.0 (released around 2018). No new features for DDR5, PCIe 5.0, or Windows 12 are planned. That promotion ended around 2015 with Radeon R7 SSDs
To put it simply: a standard SSD operates at speeds of 500-3,500 MB/s. A RAMDisk operates at — because RAM is physically closer to the CPU and has near-zero latency.
| Software | Free Max Size | Paid Limit | Notes | | :--- | :--- | :--- | :--- | | | No limit (freeware) | N/A | Open source, complex UI but very powerful | | SoftPerfect RAM Disk | Up to 1 GB (free) | 4 TB ($49) | Excellent performance, supports dynamic disks | | OSFMount | No limit (free for non-commercial) | N/A | Simple, no reboot needed for creation | | Primo Ramdisk | None (trial 30 days) | Up to 128 GB ($29.95) | Feature-rich, on par with Dataram |
A: Version 4.4.0 works on Windows 11 21H2 and 22H2. Newer updates may require compatibility mode.