Intel Xeon E5-2418L socket: LGA 1356

What the Xeon E5-2418L is

Intel Xeon E5-2418L is a quad core Sandy Bridge-EN server processor that Intel released in May 2012 for low power single and dual socket servers. It runs at 2.0 GHz base with a small turbo to 2.1 GHz, with 10 MB Intel Smart Cache and Hyper-Threading for 8 threads. Power is rated at 50 W on a 32 nm process. The L suffix marks efficiency tuning, while the 2400 numbering allows two socket operation unlike the single socket 1400 line.

No integrated graphics are present, so boards provide display through a management controller. Memory is DDR3 at 800, 1066 or 1333 MT/s across three channels with ECC, and the chip gives 24 PCIe 3.0 lanes plus one 6.4 GT/s QPI link that ties two sockets on dual boards. ARK lists the vertical segment as Embedded, which reflects carrier and appliance use alongside classic servers.

Modest clocks with a small turbo suit steady infrastructure loads that prefer determinism over bursts. Boards pair it with registered DIMMs and RAID controllers. The How to find your CPU socket type guide shows how to confirm the socket before ordering.

Socket and motherboard compatibility

The Xeon E5-2418L fits LGA 1356 in FCLGA1356 form. Compatible boards use the C600 series controller on Socket B2, including C602, C604, C606 and C608 class designs for the E5-2400 family. Intel board references such as the S1400 and S2400 series confirm the pairing, and vendor lists like the ASRock Rack EN2C602 document dual Socket B2 support for E5-2400 and E5-1400 parts.

Power at 50 W fits dense 1U and 2U chassis with vendor heatsinks. The BIOS must list the exact E5-2418L string. The Socket vs chipset: what decides whether a CPU works guide covers server update rules.

Memory, PCIe and cooling

Memory support is DDR3 at 800, 1066 or 1333 MT/s, three channels, with ECC and registered DIMMs. Populate all three channels per socket for bandwidth, and respect NUMA placement on two socket boards where each CPU owns its DIMMs.

PCI Express is 24 lanes of PCIe 3.0 per socket in x4, x8 and x16 splits for networking and storage. The single QPI link connects two sockets at 6.4 GT/s on dual boards. Lane planning should keep latency sensitive I/O near its owning socket.

Cooling uses vendor qualified heatsinks for 50 W with chassis airflow. There is no retail mount, so part choice follows the system vendor. Monitor inlet temperatures, since dense racks throttle fast when cooling degrades.

Upgrade paths

Within LGA 1356 the Xeon E5-2418L can move to faster Sandy Bridge-EN or Ivy Bridge-EN parts on the same board, where the vendor list and power envelope allow it. Memory and storage carry over. A single socket comparison is Intel Xeon E5-1428L, which trades sockets for lower power.

A platform move means a new server generation with DDR4 memory. Keep the current node for efficient infrastructure duty where four Sandy cores still cover the service.