Lenovo 5457 Installation And Service Manual page 20

Not applicable for servers.
Off mode power (watts):
6
Noise levels (the declared A-weighed sound power level of the computer):
See Acoustical noise
Test voltage and frequency:
230V / 50 Hz or 60 Hz
Total harmonic distortion of the electricity supply system:
The maximum harmonic content of the input voltage waveform will be equal or less than 2%. The
qualification is compliant with EN 61000-3-2.
Information and documentation on the instrumentation set-up and circuits used for electrical testing:
ENERGY STAR Test Method for Computer Servers; ECOVA Generalized Test Protocol for Calculating
the Energy Efficiency of Internal Ac-Dc and Dc-Dc Power Supplies.
Measurement methodology used to determine information in this document:
ENERGY STAR Servers Version 2.0 Program Requirements; ECOVA Generalized Test Protocol for
Calculating the Energy Efficiency of Internal Ac-Dc and Dc-Dc Power Supplies.
The following information is a summary of the features and specifications of the 5U server model with hot-
swap power supplies. For the 4U server model with non-hot-swap power supplies, please see the above
sub-section. Depending on the model, some features might not be available, or some specifications might
not apply.
Microprocessor (depending on the model):
• Supports one Intel dual-core or quad-core (Xeon E3-1200 V3 series) processor
• Multi-chip Package processor architecture
• Designed for LGA 1150 socket
• Scalable up to four cores
• 32 KB instruction L1 cache, 32 KB data L1 cache, 256 KB instruction/data L2 cache, and up to 8 MB
L3 cache that is shared among the cores
• Support for Intel Extended Memory 64 Technology (EM64T)
Notes:
1. Use the Setup utility to determine the type and speed of the microprocessors in the server
2. For a list of supported microprocessors, see
Memory:
• Connectors: four dual inline memory module (DIMM) connectors, two-way interleaved
• Minimum: 1 GB
• Maximum: 32 GB
• Types: PC3-12800 (single-rank or dual-rank), 1333 and 1600 MHz, ECC, DDR3 unbuffered SDRAM
DIMMs only
• Sizes: 1GB (single-rank) 2GB (single-rank) 4GB (dual-rank) 8GB (dual-rank)
Fan:
• One system fan
• One option fan for PCIe card
Power supply:
Lenovo System x3100 M5 Installation and Service Guide
8
emissions.
http://www.lenovo.com/ serverproven/
.