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Ryzen DRAM Calculator: Simplifying Memory Tuning for AMD Users

Ryzen DRAM Calculator

DRAM (Dynamic Random Access Memory) represents a type of semiconductor storage that holds essential data and program instructions needed for a computer’s processor to operate properly. This memory technology is commonly found in personal computers, professional workstations, and server systems.

Ryzen is AMD’s prominent line of x86-64 processors that can handle multiple operations simultaneously. Advanced Micro Devices develops and markets these chips based on their Zen architecture, targeting various computing environments including desktop computers, laptops, servers, and embedded systems.

Ryzen DRAM Calculator by 1usmus

RYZEN DRAM CALCULATOR
Developer1usmus (Yuri Bubliy)
Current Version1.7.3 (Final version)
Release DateJuly 2020
PlatformWindows (7/8/10/11)
LicenseFreeware
PurposeRAM overclocking and optimization tool for AMD Ryzen systems
SUPPORTED PROCESSORS
AMD Ryzen Series • Ryzen 1000 Series (Summit Ridge)
• Ryzen 2000 Series (Pinnacle Ridge)
• Ryzen 3000 Series (Matisse)
• Ryzen 5000 Series (Vermeer)
• Ryzen APUs (Raven Ridge, Picasso, Renoir)
Threadripper1st, 2nd, and 3rd generation Threadripper processors
SUPPORTED MEMORY TYPES
Memory ICs • Samsung B-die
• Samsung C-die / D-die / E-die
• Hynix AFR / CJR / DJR / MFR
• Micron B-die / E-die / J-die / Rev.E
• Other memory ICs
Memory StandardsDDR4 (2133 MHz – 4000+ MHz)
KEY FEATURES
Main Functions • Safe and Fast preset calculations
• Custom memory frequency settings
• Automatic timing calculations
• Voltage recommendations
• Memory stability testing integration
• Export settings to Ryzen Master
Calculation Presets SAFE: Conservative timings, maximum stability
FAST: Aggressive timings, better performance
Memory Testing • Integrated with TM5 (TestMem5)
• Built-in memory test profiles
• Stability check recommendations
TIMING PARAMETERS
Primary TimingsCL, tRCDRD, tRCDWR, tRP, tRAS
Secondary TimingstRC, tRRDS, tRRDL, tFAW, tWTRS, tWTRL, tWR
Tertiary TimingstRFC, tRDRDSCL, tWRWRSCL, tCWL, tRTP, tRDWR, tWRRD
Additional TimingsCommand Rate (CR), GearDownMode, PowerDown, CAD_BUS settings
VOLTAGE SETTINGS
Voltage Types • DRAM Voltage (VDIMM)
• SOC Voltage (VSOC)
• CLDO_VDDP
• CLDO_VDDG
• ProcODT recommendations
ADDITIONAL TOOLS
Thaiphoon BurnerIntegration for reading memory IC information (Import XMP/EPP button)
MEMbenchMemory bandwidth and latency testing utility
Comparison ToolCompare before/after performance results
PROS & CONS
Advantages ✓ User-friendly interface
✓ Safe starting points for overclocking
✓ Supports wide range of memory ICs
✓ Regular updates (until 2020)
✓ Free to use
✓ Reduces trial-and-error process
Limitations ✗ No longer actively developed
✗ Limited support for newer memory ICs
✗ Results may vary by motherboard
✗ Requires manual BIOS configuration
✗ No DDR5 support
USAGE REQUIREMENTS
Prerequisites • AMD Ryzen processor
• Compatible motherboard with BIOS memory timing controls
• Knowledge of BIOS settings
• Thaiphoon Burner (optional, for IC detection)
• Memory stress testing software
Recommended Knowledge • Basic understanding of RAM timings
• BIOS navigation skills
• System stability testing procedures
• Backup and recovery methods
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