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Intel® IOP315 I/O Processor Chipset
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The Intel® IOP315 chipset — Intel® 80200 processor and Intel® 80314 companion chip — dramatically improves upon the performance of the first-generation I/O processor chipset (Intel® IOP310).
 
The Intel IOP315 2-chip combo touts a 60 percent performance increase over the previous pair. The performance is scalable with either single or dual core options. Thanks to the Intel XScale® microarchitecture, developers of a variety of applications can optimize the needs from ultra-low power of high-performance processing. This new microarchitecture is compliant with the ARM* Version 5TE instruction set (excludes the floating-point instruction set).

High-performance companion chip for the Intel® 80200 processor
 
The Intel 80314 companion chip for the Intel 80200 processor provides a rich peripheral set designed for storage and network applications. The Intel 80314 can support either one or two Intel 80200 processors. The Intel 80314 uses an internal switch fabric and supports concurrent transactions from any interface to any other interface. For fast memory transactions, the Intel 80200 processor interface has a dedicated bus to the DDR SDRAM memory controller that allows multiple concurrent outstanding transactions.

The Intel 80314 is especially well suited for high-performance storage applications such as network storage target devices (SAN, iSCSI, NAS) and intelligent network adapter cards (iSCSI, IPv4, IPv6, IPSec). The integrated PCI-X bridge, dual-ported ECC memory, low-latency 1 MB SRAM, high-bandwidth switch fabric and CRC32C and XOR engines make it an ideal choice for these applications. In addition, the Intel 80314 is an excellent solution for embedded and networking applications with its integrated dual-10/100/1000 Mbps MACs and flexible endian support.

The Intel® 80200 processor - greater I/O performance through faster cores
 
The Intel 80200 processor based on Intel XScale microarchitecture has four speed grades: 200 MHz, 400 MHz, 600 MHz and 733 MHz. This will allow developers to balance performance with power.

Even at 600 MHz the 80200 processor dissipates less than a watt! This is accomplished using the Intel® Super-Pipelined RISC Technology — the 7-stage integer, 8-stage memory superpipelined core achieves high speed and ultra-low power.

Not only does this processor have great core speeds, but also 32 KB data and instruction caches. A 2 KB mini-data cache is also included to help avoid "thrashing" of the data cache for frequently changing data streams. The combination of speed and larger caches allows users to implement complex applications and processor-intensive calculations like audio encode/decode or video compression/decompression.

The 80200 processor based on Intel XScale microarchitecture is code compatible with the SA110. It is also compliant with ARM* v.5TE ISA, so users can maximize code density. The "T" in v.5TE, stands for Thumb* instruction set. The ARM* v.5TE ISA executes either a 32-bit ARM instruction set or a 16-bit Thumb instruction set. The 80200 processor is tailored for Intel's world-class manufacturing processes.
 
 
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