MPC8641D: High-performance Dual Core Processor

Overview

MPC8641D Block Diagram

 MPC8641D Block Diagram

Comparison Table

Processor Comparison

MPC7448 MPC8641 MPC8641D
Voltage 1.05V 1.1V 1.1V
Reliability 10 yrs at 105°C 10 yrs at 105°C 10 yrs at 105°C
Technology 90nm silicon-on-insulator (SOI) 90nm silicon-on-insulator (SOI) 90nm silicon-on-insulator (SOI)
Alti Vec Engine Yes1 Yes1 Yes1
Caches (per core) L1: 32kB I/D
L2: 1MB with ECC
L1: 32kB I/D
L2: 1MB with ECC
L1: 32kB I/D
L2: 1MB with ECC
Processor Single e600 Power Architecture core, up to 1.7GHz, 2.3MIPS/MHz Single e600 Power Architecture core, up to 1.33GHz, 2.3MIPS/MHz Dual e600 Power Architecture core, up to 1.5GHz each, 2.3MIPS/MHz
Memory Controller Separate System Controller, 200MHz bus Dual 64b DDR2, up to 533MHz with ECC Dual 64b DDR2, up to 600MHz with ECC
Package Dual 64b DDR2, up to 600MHz with ECC 1023-in HiCTE ceramic 33mm x 33mm 1023-in HiCTE ceramic 33mm x 33mm
RapidIO® Interface None Serial RapidIO®, 1x/4x at up to 2.5Gb/s per lane Serial RapidIO®, 1x/4x at up to 2.5Gb/s per lane
PCI Express® Interface None Dual PCI Express, x1/x2/x4/x8, 2.0Gb/s per lane Dual PCI Express, x1/x2/x4/x8, 2.0Gb/s per lane

Note:
1.- Includes performance improvement of out-of-order instructions.