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CPU: i9 12900KCooling: fan on RAM,  Asetek 240mm AIO with push pull fansmobo: MSI Z690 Torpedo EK XRAM: DDR5 Gigabyte Aorus Memory ES 2x16GB Single rank SK Hynix 16Gb M-die

RAM / IMC voltagesVCCSA: 1.0V // upto 1.45V is safeVCCINAUX: 2V // upto 2V is safeCPU VDDQ: 1.4V // upto 1.45V is safeCPU VDD2: 1.3V // upto 1.6V is safeRAM VDD: 1.5V (1.64V set on renesas PMIC) // upto 1.6V is safeRAM VDDQ: 1.35V (1.64V set on renesas PMIC) // upto 1.6V is safe

RAM speed and timingsSpeed: 6200MbpsPRIMARY TIMINGS----------------------------------tCL: 30tRCD: 37tRP: 37tRAS: 28tCR: 2TSECONDARY TIMINGS-------------------------------tRRD_L: 7tRRD_S: 4tFAW: 16tRFC: 355tRFCpb: 255tREFI: 65000tCKE: 4tCWL: 30tWRPRE: 45tWRPDEN: 45tRDPRE: 12TERTIARY TIMINGS-----------------------------------tRDRD_sg: 11tRDRD_dg: 7tRDWR_sg: 18tRDWR_dg: 18tWRWR_sg: 9tWRWR_dg: 7tWRRD_sg: 60tWRRD_dg: 48

tXP: 4

any timings not listed above should be left on auto.

Stress tests passed33x 10GB Linpack Xtreme500% HCI memtestY-cruncher 2.5BPerformanceCPU: 5.1GHz core 4.8GHz cacheLinpack average: 627.35 GFlops best: 628.44 GFlopsintel MLC GUI Latency best: 49.48ns worst: 76.13nsAIDA64 Read: 102GB/sAIDA54 Write: 97GB/sAIDA64 Copy: 97GB/sAIDA64 Latency: 52.5ns

Comments:Something like this should be achievable on many DDR5 boards when using single rank SK Hynix dimms. If you loosen the primaries you should able run less DRAM VDD with minimal performance loss if DIMM temps are a concern.

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