Lenovo Global Technology Think System SR665 V3 SPECpower_ssj2008 = 43,403 overall ssj_ops/watt
Test Sponsor: Lenovo Global Technology SPEC License #: 9017 Test Method: Single Node
Tested By: Lenovo Global Technology Test Location: Beijing, China Test Date: Jan 24, 2026
Hardware Availability: Jan-2026 Software Availability: Jun-2025 Publication: Feb 10, 2026
System Source: Single Supplier System Designation: Server Power Provisioning: Line-powered
Benchmark Results Summary
Target Load Average Active Power (W) Minimum Ambient Temperature (°C)
Calibration 1 691 23.0
Calibration 2 696 23.0
Calibration 3 695 22.8
100% 696 22.6
90% 646 22.5
80% 574 22.6
70% 529 22.7
60% 482 22.8
50% 435 22.8
40% 387 22.9
30% 334 23.0
20% 279 23.0
10% 226 23.0
Active Idle 118 23.1
Graph of power and temperature
Measurement Devices
Power Analyzer pwr1
Hardware Vendor: YOKOGAWA, Inc.
Model: WT310E
Serial Number: C3UG05013E
Connectivity: USB
Input Connection: Default
Metrology Institute: China National Accreditation Service for Conformity Assessment (CNAS)
Accredited by: CHINA CEPREI LABORATORY CALIBRATION & TESTING CENTRB
Calibration Label: 1GA25011731-0007
Date of Calibration: 19-Sep-2025
PTDaemon Host System: same as CCS
PTDaemon Host OS: same as CCS
PTDaemon Version: 1.11.3-a7835373-20251015
Setup Description: Connected to PSU 1
Temperature Sensor temp1
Hardware Vendor: Digi International, Inc.
Model: Watchport/H
Driver Version: 5.70.105.0
Connectivity: USB
PTDaemon Host System: same as CCS
PTDaemon Host OS: same as CCS
Setup Description: 50 mm in front of SUT main intake
Notes
Power Details for Device pwr1
Target Load Voltage (V) Current (A) Avg Power Factor Avg Active Power (W) Power Measurement Uncertainty (%)
Avg Range Avg Range
Calibration 1 219 300.0 3.17 5.0 0.994 691 0.2%
Calibration 2 219 300.0 3.19 5.0 0.994 696 0.2%
Calibration 3 219 300.0 3.19 5.0 0.994 695 0.2%
100% 219 300.0 3.19 5.0 0.994 696 0.2%
90% 219 300.0 2.97 5.0 0.993 646 0.2%
80% 219 300.0 2.63 5.0 0.996 574 0.3%
70% 219 300.0 2.43 5.0 0.995 529 0.3%
60% 220 300.0 2.21 5.0 0.993 482 0.3%
50% 220 300.0 2.00 5.0 0.992 435 0.3%
40% 220 300.0 1.78 5.0 0.990 387 0.3%
30% 220 300.0 1.54 5.0 0.986 334 0.4%
20% 220 300.0 1.29 2.0 0.987 279 0.2%
10% 220 300.0 1.05 2.0 0.980 226 0.3%
Active Idle 220 300.0 0.574 2.0 0.934 118 0.4%
Power details for pwr1