RST- RAM STRESS TEST memory testing diagnostic hardware memory testing

RST RAM testing & validation hardware tool

Ultra-X, Inc., memory diagnostic hardware & RAM testing software developer & technology pioneer, offers customized solutions for pc computer memory module manufacturers, pc system builders, memory oem's, design engineers, & computer service professionals. RST PRO memory testing & validation products ensure reliability, stability, integrity, & compatibility of all memory modules utilizing over 30 proprietary memory test algorithm patterns on all: SIMMS, DIMMs, RIMMs, SO-DIMM, Micro-DIMM SDRAM 66-133, DDR, DDR/2, RDRAM (RAMBus), ECC, FB-DIMM (Fully Buffered DIMM), Registered, & Parity memory modules for all Servers, Desktops, Notebooks & Laptop PC's. Ultra-X offers full customization services to modify any RST PRO product to support specific manufacturing, validation & computer design needs. For additional information contact us at 408-261-7090 or email

RST - RAM Stress Test
RST - RAM Stress Test


R.S.T. Premium USB is the definitive memory diagnostic and validation tool designed for the rigorous testing needs of mobile memory manufacturers, system builders, design engineers, and service professionals. Revolutionary since its initial debut back in 1995, the tradition of innovation continues with R.S.T. Premium USB.

Powerful new features and advanced functionality make R.S.T. Premium USB the most comprehensive memory validation tool of its kind. R.S.T. Premium USB is the tool of choice for numerous industry professionals who want to quickly and accurately test and validate memory in all Notebooks, Laptops, Tablet PC’s andother mobile systems incorporating an Intel or AMD x86 compatible 32/64-bit single/multi-core mobile processor and an USB 1.1/2.0 slot.

R.S.T. Premium USB performs the most comprehensive tests available for both Base and Extended Memory (up to 8 gigabytes). Utilizing over 100+ different test patterns, both standard and proprietary algorithms, R.S.T. Premium USB provides a graphic display to pinpoint the exact location of memory failures. R.S.T. Premium USB supports the latest SO-DIMMs,(SDRAM, DDR, DDR2, DDR3) memory technologies.

Ultra-X’s Self-Boot Technology allows R.S.T. Premium USB to boot and test system memory without the interference of any memory drivers, TSRs, Operating System limitations, or Windows protected mode. R.S.T. Premium USB runs complete testing in its own protected mode which can thoroughly test up to 64 gigabyte of memory. Exclusive protected access also means testing can be run at the maximum possible speed.

R.S.T. Premium USB is packed with exclusive functions to assist in memory testing such as a memory map function, SPD reader, PCI Editor and benchmarking.

R.S.T. Premium USB is one of the fastest, robust, and accurate memory diagnostic and verification tools available on the market today. Whether you design & manufacture memory modules, build or repair mobile systems, R.S.T. Premium USB tests and validates with the same commitment to quality, compatibility and reliability.

Product Benefits

  • Minimize "No Trouble Found(NTF)" Returns & RMAs
  • Increase Customer Retention
  • Increase Confidence in Shipped PC's
  • Reduce Support & Warranty Costs
  • Quickly Isolate Memory Hardware Issues
  • Ideal Solution for Notebooks, Laptops, & Tablet PC's
  • Component level testing ensures proper & reliable functionality
  • Check Compatibility Issues that arise in Memory Design Process
  • Compact Design Allows for Convenient Access Wherever You Go


NEW! USB 1.1/2.0 Technology
R.S.T. Premium USB utilizes USB 1.1/2.0 Technology, perfect for mobile platforms such as Notebooks, Laptops, &Tablet PC's.
EXCLUSIVE! Complete Memory Testing
Performs the most comprehensive tests available for Base and Extended Memory (up to 8 gigabytes). Performs over 100+ different industry standards and proprietary memory tests algorithms. Provides graphic display to pinpoint exact location of failure. Newly improved to test the latest SO-DIMMs (SDRAM, DDR, DDR2, DDR3, RDRAM(RAMBus).
ENHANCED! Memory Burn-In Solution
Provides an unattended Burn-In mode for lengthy troubleshooting sessions and new RAM installation verification testing.
EXCLUSIVE! Operating System Independent
USB/34 device with onboard firmware eliminates operating system dependencies. Directly runs using proprietary Self -Boot Technology without the need for ANY operating system for superior low level testing.
EXCLUSIVE! Onboard Memory
Test system RAM without the interference of any Memory Drivers, TSRs, O/S limitations, or Windows protected mode. R.S.T. Premium USB loads itself into the least amount of RAM possible, occupying far less RAM than any other memory test product boosting similar functionality.
ENHANCED! SPD (Serial Presence Detect) Data of DIMM Modules
Provides SPD information on installed memory modules that include Speed and Configuration values.
EXCLUSIVE! Real-Time Benchmarking
R.S.T. Premium USB includes several benchmarking tools to identify system performance & bottleneck areas. Benchmarks can be used to check , optimize, and fine-tune a system's speed under various operating conditions. Comparative data provided by the benchmarks can be invaluable in comparing different technologies and optimizing systems.
EXCLUSIVE! Memory Map Scanner
EXCLUSIVE! Memory Map Scanner.
This utility consists of a scrollable byte-level display that allows you to locate PCI registers and change them to the desired setting. This function can be extremely helpful in changing the system configuration and re-testing the system to catch configuration caused memory failures. This function helps save time by bypassing the BIOS CMOS setup program.
ENHANCED! 32/64-Bit Single/Multi-Core Processor Support
R.S.T. Premium USB tests and validates memory modules in Laptops, Notebooks, and Tablet PC systems utilizing 32 or 64 bit single and multicore processors.
ENHANCED! Mobile 945/915/855 Chipset w/EFI Support
R.S.T. Premium USB tests and validates memory modules in computer systems utilizing Intel's latest 945, 915 & 855 chipsets with EFI BIOS.
Tests Base, Extended, and All memory
In any system using Intel-compatible architecture.
Full manufacturing-level diagnostics
Using the latest memory testing techniques, yet occupies a minimum amount of RAM.
Permits customized testing sessions to be defined
Any test can be included or excluded from testing as desired.
Protected mode
For exceptional testing speed and exclusive memory access.


Buy Now
  • Intel
  • AMD
  • Micron
  • Crucial
  • Kingston
  • Corsair
  • Infineon
  • Panasonic
  • Infineon
  • Advanced Validation Labs
  • ATI
  • Epson
  • Fujitsu
  • Asus
  • Gigabyte
  • Foxconn
  • Chaintech
  • Nvidia
  • CMTL
  • Lockheed Martin
  • Supermicro
  • HP
  • Medion
  • Lenovo
  • Frys Electronics
  • Juniper Networks
  • Blue Coat
  • Boeing
  • & more...
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© Copyright Ultra-X, Inc. 1987-2016.
RAM Stress Test, R.S.T., R.S.T. Pro2, R.S.T. Pro3, R.S.T. Pro4, R.S.T. Pro USB, R.S.T. MiniPCI, R.S.T. ExpressCard, UX logo,
SBT-Self Boot Technology logo and the Technician Certified logo are trademarks of Ultra-X, Inc. All other
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