Commodity SMP |
All coherence and multiprocessing glue in processor module |
Highly integrated, targeted at high volume |
Low latency and bandwidth |
P-Pr |
o bus (64-bit data, 36-bit addr |
ess, 66 MHz) |
CPU |
Bus interface |
MIU |
P-Pr |
o |
module |
P-Pr |
o |
module |
P-Pr |
o |
module |
256-KB |
L |
2 |
$ |
Interrupt |
contr |
oller |
PCI |
bridge |
PCI |
bridge |
Memory |
contr |
oller |
1-, 2-, or 4-way |
interleaved |
DRAM |
PCI bus |
PCI bus |
PCI |
I/O |
car |
ds |