Itanium 2 is a discontinued family of 64-bit Intel microprocessors that implement the Intel Itanium 2 architecture .
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16 Facts About Itanium 2
2.
The Itanium 2 architecture originated at Hewlett-Packard, and was later jointly developed by HP and Intel.
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3.
Itanium 2 would adopt a more flexible form of explicit parallelism than i860 had.
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4.
Itanium 2 competed at the low-end with servers based on x86 processors, and at the high-end with IBM POWER and Sun Microsystems SPARC processors.
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5.
Only a few thousand systems using the original Merced Itanium 2 processor were sold, due to relatively poor performance, high cost and limited software availability.
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6.
Itanium 2 processor was released in July 2002, and was marketed for enterprise servers rather than for the whole gamut of high-end computing.
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7.
In early 2003, due to the success of IBM's dual-core POWER4, Intel announced that the first 90 nm Itanium 2 processor, codenamed Montecito, will be delayed to 2005 so as to change it into a dual-core, thus merging it with the Chivano project.
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8.
Intel discussed a "middle-of-the-decade Itanium 2" to succeed Montecito, achieving ten times the performance of Madison.
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9.
In 2004 Intel revealed plans for its next Itanium 2 chipset, codenamed Bayshore, to support PCI-e and DDR2 memory, but canceled it the same year.
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10.
HP's first high-end Itanium 2 chipset was sx1000, launched in mid-2003 with the Integrity Superdome flagship server.
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12.
Sales of Itanium 2-based NonStop hardware ended in 2020, with support ending in 2025.
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13.
Itanium 2 was aimed at the enterprise server and high-performance computing markets.
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14.
An Itanium 2-based computer first appeared on the list of the TOP500 supercomputers in November 2001.
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15.
When first released in 2001, Itanium 2's performance was disappointing compared to better-established RISC and CISC processors.
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