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Sun Microsystems UltraSparc IV+ SME1178ALGA-2100 / SME 1178A LGA 2100 MHz information

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Type:CPU Manufacturer:Sun Microsystems
family:UltraSparc IV+ microprocessors:Sun Microsystems UltraSparc IV+ SME1178ALGA-2100 / SME 1178A LGA 2100 MHz
General information
Type CPU / Microprocessor
Market segment Server
Family Sun Microsystems UltraSparc-IV+
CPU part numbers
  • SME1178ALGA-2100 is an OEM/tray microprocessor
  • SME 1178A LGA -2100 is an OEM/tray microprocessor
Frequency    2100 MHz
Package 1368-pin ceramic LGA
Socket LGA1368
Architecture / Microarchitecture
Processor core    Panther
Manufacturing process 0.09 micron 9-layer low-k process
295 million transistors
Die size 336mm2
Data width 64 bit
The number of CPU cores 2
The number of threads 2
Floating Point Unit Integrated
Level 1 cache size    2 x 64 KB 4-way set associative instruction caches
2 x 64 KB 4-way set associative write-through data caches
2 x 2 KB 4-way set associative prefetch caches
2 x 2 KB fully associative write caches
Level 2 cache size    Shared 2 MB 4-way set associative cache
Physical memory 32 GB
Multiprocessing Up to 4 processors
Features Visual Instruction Set 2.0
Integrated peripherals / components
Integrated graphics None
Other peripherals
  • SDRAM memory controller
  • L3 cache controller
Electrical / Thermal parameters
Notes on Sun Microsystems UltraSparc IV+ 2.1 GHz
  • Binary compatible with other Sparc processors
  • L3 cache controller supports external 32 MB external 4-way set associative cache, shared by both cores
  • L2 cache operates at half of the processor frequency
  • The processor supports over 1000-way systems
  • Part number is not confirmed


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