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Sun Ultra Workstation Comparison Chart

 
 

Differences between Sun Ultra 20 and Ultra 40 Workstations:

Feature Sun Ultra 20 Workstation Sun Ultra 40 Workstation
Max no. of CPUs Single Processor, Single or Dual-Core Configurations Dual Processors, Single or Dual-Core Configurations
CPUs supported (AMD Opteron) Opteron 100 series Opteron 200 series
Memory (RAM) Up to 4 DIMM slots, unbuffered DIMMs only PC3200 ECC (1 GB, 512 MB) or non-ECC (256 MB) capacities. Up to 4 GB. Up to 8 registered DIMMs (4 per CPU), DDR1, 400 ECC in 512 MB, 1 GB and 2 GB capacities. Up to 16GB.
Disk Storage Up to 2 SATA hard drives, Ultra 320 SCSI support via X-Option Up to 4 SATA hard drives (1 TB max) in 80 GB, 250 GB and 500 GB capacities
Optical Media Either DVD-ROM or DVD+R/RW Dual Layer DVD-RW
Graphics (AGP8x) NVIDIA Quadro NVS280, FX540, FX1400, FX3450 NVIDIA Quadro NVS285, FX540, FX1400, FX3450, FX4500
Chipset NVIDIA nForce®4 NVIDIA nForce® Professional 2200
NVIDIA nForce® Professional 2050
Form Factor Tower Tower
PCI Slots (64-bit) 1 PCI Express x16 slot, 2 PCI Express x1 slots, 4 conventional PCI slots (32-bit, 33 Mhz) 2 PCI Express x16 graphics slots, two PCI Express x4 expansion slots, two conventional PCI 33 Mhz, 32-bit slots
Operating Systems Certified Solaris 10 (pre-loaded), Linux (Red Hat Enterprise Linux 3.0 WS Update 6 32-bit and 64-bit, Red Hat Enterprise Linux 4.0 WS Update 2 32-bit and 64-bit, SUSE Linux Enterprise Server 9 w/SP3 32-bit and 64-bit), Windows (XP Professional, Windows XP Professional x64 Edition) Solaris 10 (pre-loaded), Linux (Red Hat Enterprise Linux 3.0 WS Update 6 32-bit and 64-bit, Red Hat Enterprise Linux 4.0 WS Update 2 32-bit and 64-bit, SUSE Linux Enterprise Server 9 w/SP3 32-bit and 64-bit), Windows (XP Professional, Windows XP Professional x64 Edition)


 
 
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