Tuesday, May 3, 2011

Sandy Bridge EE: 15 MB cache, six cores

The next high-end processors from Intel in the range Sandy Bridge are revealed gradually. Although not official, Intel will offer processors associated with a new chipset, x79. The latter, derived from "Patsburg" servers, will succeed the X58. The major new feature of this chipset is the support of SATA 6 Gbit / s, with no fewer than 10 ports (4 ports and SATA 3 Gbit / s).

To solve the problem of the relationship between the chipset and processor, will use four x79 PCI-Express 3.0, which will double the bandwidth between the two components. Small disappointment (expected): no USB 3.0. It is in the processor that things are changing. Sandy Bridge while the classics have between two and four cores, the new generation to offer up to six.

Three processors are designed with common features like a PCI-Express 3.0 - twice the bandwidth of PCI-Express 2.0 - with 40 lines and a memory controller on four channels. Note that if the CPU supports 40 lines, some is reserved for association with the chipset. In processors, we find the EA model to six cores clocked at 3.3 GHz with 15 MB L3 cache, the E2, with six cores at 3.2 GHz and 12 MB cache level 3 and finally the E1, a processor with four cores clocked at 3.6 GHz with 10 MB of cache.

Obviously, only the first two are completely unlocked for overclocking enthusiasts, the last being "limited" on certain points, without which it is known. It remains to wait until June, expected date for the official release of this new range.

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