Sun Fire E4900 server

Sun Fire E4900 Server Hardware Specifications

Processor Number
4 to 12

Sun Fire E4900 Server Architecture

UltraSPARC[tm] III Cu: 900MHz, 1050MHz, or 1200MHz
UltraSPARC IV: 1050MHz, 1200MHz, or 1350MHz, superscalar SPARC V9, ECC protected
UltraSPARC IV+: 1.5GHz or 1.8GHz superscalar SPARC V9, ECC protected

Cache per processor
UltraSPARC IV:
Primary (L1): 64 KB 4-way data, 32 KB 4-way instruction, 2 KB Write, 2 KB Prefetch
Secondary (L2): 16 MB external (exclusive access to 8 MB per pipeline), On-chip controller and address tags
UltraSPARC IV+:
Primary (L2): 2 MB on-chip
Secondary (L3): 32 MB off-chip

System Interconnect
9.6-GB/sec. Sun Fireplane interconnect. System bus with redundant data, address, and response crossbar interconnect.

System Boards
Number of boards Up to 3

CPU/Memory board
4 CPUs with up to 64GB per board; maximum 12 processors per system.

PCI slots
PCI I/O Assembly
PCI-X I/O Assembly
PCI+ I/O Assembly Up to 16 × PCI slots (12 at 33MHz and 4 at 33 or 66MHz)
Up to 16 × 64 bit PCI slots (12 at 33, 66 or 100MHz and 4 at 33MHz)
Up to 16 × 32 or 64 bit PCI slots (12 at 33 or 66MHz and 4 at 33MHz)

Main Memory
64 GB memory (max) per 4 CPUs on a CPU/Memory board, Up to 192 GB per domain Maximum system memory capacity of 192 GB (3 × 64GB)

Standard Interfaces
System Controller Responsible for the overall control of the system. Each System Controller includes one RS-232/423 (DB25)
serial interface and one 10/100BASE-T ethernet/fast ethernet (RJ45) interface. Two per system.

Power Supplies
3 Fault-tolerant, redundant, hot swappable, and hot pluggable power supplies