R015R Dell 2.66GHz 6.40GT/s QPI 8MB L3 Cache Intel Xeon X5550

Product Overview:

The Dell R015R features the Intel Xeon X5550, a high-efficiency quad-core server processor designed for dual-socket systems and optimized for virtualization, data processing, and mid-tier enterprise applications. With a base frequency of 2.66GHz, 8MB of shared L3 cache, and a QPI speed of 6.4 GT/s, the X5550 delivers responsive performance and robust multi-tasking in power-conscious server environments.

Part of the Nehalem microarchitecture, this processor supports Intel Hyper-Threading, offering 8 simultaneous threads, and features Turbo Boost for dynamic performance scaling. It’s compatible with several Dell PowerEdge servers and is ideal for organizations maintaining legacy infrastructures or expanding older deployments on a budget.

Specifications:

• Dell Part Number: R015R

• Processor Model: Intel Xeon X5550

• Architecture: Nehalem-EP

• Core Count: 4 cores

• Thread Count: 8 threads (with Hyper-Threading)

• Base Clock Speed: 2.66 GHz

• Max Turbo Frequency: Up to 3.06 GHz

• L3 Cache: 8MB SmartCache

• QPI Speed: 6.4 GT/s

• Socket Type: LGA1366

• TDP: 95 Watts

• Instruction Set: 64-bit

• Memory Support:

  • Triple-channel DDR3 800/1066 MHz

  • ECC Registered/Unbuffered DDR3

  • Up to 144GB in compatible Dell servers

• Virtualization & Security:

  • Intel VT-x and VT-d

  • Intel Trusted Execution Technology

• Advanced Technologies:

  • Intel Turbo Boost

  • Intel Hyper-Threading

  • Enhanced Intel SpeedStep Technology

  • Intel Demand Based Switching

• Compatible Dell Servers: PowerEdge R610, R710, T610, and other 11th Gen systems