E8870 PDF Data sheet ( 特性, スペック, ピン接続図 )

部品番号 E8870
部品説明 Intel E8870 Scalable Node Controller
メーカ Intel Corporation
ロゴ Intel Corporation ロゴ 

Total 70 pages

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E8870 Datasheet, E8870 PDF,ピン配置, 機能
Intel® E8870 Scalable Node Controller
(SNC) Datasheet
Product Features
s Intel® Itanium® 2 Processor System Bus
Itanium 2 processor system bus
interface (44-bit address, 128-bit data)
at 400 MHz data bus frequency
Full multiprocessor support for up to
four Itanium 2 processors on the system
Parity protection on address and control
ECC protection on each 64-bit chunk of
the 128-bit data signals on the
Itanium 2 processor system bus
Eight-deep in-order queue
Non-blocking transaction handling::
Transactions receive Normal
Completion, Retry, or Defer;
All transactions normally deferred;
No chipset snoop stalls
GTL+ bus driver technology
Chipset adds only one load to the
system bus
s PC1600 DDR SDRAM Memory via DDR
Memory Hub (DMH)
Supports up to four DMHs
1, 2, 3, or 4 different types of DIMMs
per branch channel
Supports 128-, 256-, 512-, 1024-Mb
devices in X4 and X8 configurations
Supports from 512 MB (128 Mb
devices) to 128 GB (1 Gb devices) of
memory in 128 MB increments
6.4 GB/s peak bandwidth
Server Error Correction Code corrects
for any single failed X4 memory
device, and limited correction on data
errors from X8 memory devices
ECC with error correction and periodic
scrubbing of the memory
s Scalability Port (SP)
Two SPs with 3.2 GB/s peak bandwidth
per direction per SP
Bidirectional SPs for a total bandwidth
of 12.8 GB/s
s Firmware
Firmware hub interface for processor-
specific firmware
s Reliability, Availability, and Serviceability
Sideband access to configuration
registers via SMBus or JTAG.
End-to-end ECC for all interfaces
Fault detection and logging
Signal connectivity testing via
boundary scan
s Packaging
49.5mm x 49.5mm
1357-pin organic LAN grid array
(OLGA) package-2B
Document Number: 251112-001
August 2002

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