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Originally Posted by Techpowerup.com

Intel Expands Xeon ''Nehalem'' Lineup with Four New Models
Intel expanded its portfolio of Xeon enterprise processors with four new models: the dual-socket W5590, L5530, and single-socket W3580 and W3550. With this batch of releases, Intel introduces 3.33 GHz Xeon models. To begin with, W5590 comes with a clock speed of 3.33 GHz, and Quickpath Interconnect speed of 6.4 GT/s. It features 8 MB of L3 cache to aid its four HyperThreading-enabled cores. This model is trailed by the single-socket W3580 that carries the same specs of 3.33 GHz core speed, 8 MB L3 cache, and HyperThreading enabled. Another single-socket model, W3550, is clocked at 3.06 GHz. It has a narrower 4.8 GT/s QPI speed, 8 MB L3 cache, HyperThreading enabled. All these chips have their TDP rated at 130W. Finally, there's the low-wattage L5530. This dual-socket chip is clocked at 2.40 GHz, QPI speed of 5.83 GT/s, 8 MB L3 cache, and TDP rating of a mere 60W.

Source: Electronista

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