Key facts
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DELL R905system system Quick Start Guide
The Dell PowerEdge R905 is a rack‑mountable server that supports two or four AMD Opteron™ 8000 Series processors, up to 128 GB of DDR2 memory, hot‑plug SAS drives, and redundant 1100 W power supplies. It includes integrated networking, TPM security, and optional remote access controller options.
This Quick Start Guide provides an overview of system features, lists supported operating systems, and walks you through unpacking, rack installation, connecting peripherals, and initial power‑on procedures. It also points to additional documentation such as the Hardware Owner’s Manual and Rack Installation Guide for deeper configuration details.
Dell R905 specifications
| Processor type | Two or four dual‑ or quad‑core AMD Opteron™ 8000 Series processors |
|---|---|
| Memory architecture | 667 MHz registered DDR2 (standard) and 800 MHz registered DDR2 (limited configurations) |
| Maximum RAM | Two processors: 64 GB; Four processors: 128 GB (256 GB with 8 GB modules) |
| Expansion slots | Two half‑length x8 slots and five half‑length x4 slots (one x4 reserved for SAS controller) |
| Power supplies | Two hot‑pluggable 1100 W high‑efficiency redundant power supplies |
All Dell R905 documents by type
Day-to-day operation, settings and troubleshooting. Start here if the product is already set up.
The shortest path to a working setup, usually only a few pages.
Questions answered in these manuals
How do I replace the system battery?
Refer to the section titled “更换系统电池” which provides step‑by‑step instructions for battery replacement.
How can I disable a forgotten password?
The manual explains the procedure under “禁用已忘记的密码” in the system setup program chapter.
How many hot‑plug SAS drives can be installed in the R905?
The server can accommodate up to five 3.5‑inch hot‑plug SAS drives or up to eight 2.5‑inch hot‑plug SAS drives.
What is the maximum power rating of the redundant power supplies?
Each power supply is rated at 1100 W, providing redundant 1 + 1 power capability.