Red Hat Enterprise Linux 5 Desktop:  

Red Hat Enterprise Linux 5 Desktop is an attractive and highly productive alternative for client systems like desktop and laptop computers. An environment that sets the standard for client operating systems in the focused areas of security and management.

Red Hat lowers acquisition and ongoing annual deployment costs, leaving:

  • more money for new hardware and software projects to provide new services
  • more redeployable personnel to work on high value-added tasks that deliver a competitive advantage to the company
Key Features : A huge ecosystem of hardware and software partners, offering both services and certified solutions, makes Red Hat the industry leader. This powerful combination provides:
  • Security
    Linux has a reputation for being a very secure operating system. Red Hat has extended Linux's security advantage by developing a layered defense scheme for keeping desktops secure.
  • Management
    Red Hat provides a simple, rapidly-deployable tool that allows a systems administrator to manage a complex, geographically dispersed desktop deployment from a single web-based console.
  • Interoperability
    Not only are the applications bundled with a Red Hat Enterprise Linux Desktop interoperable with Microsoft® formats, but Red Hat also includes other technologies to allow a Red Hat desktop to plug-and-play in a Microsoft-centric environment.
  • Applications
    Red Hat Enterprise Linux 5 Desktop includes the most popular desktop applications for no additional charge. Fully-featured and with intuitive interfaces, these applications make your users productive with little need for retraining.
  • User experience
    Red Hat Enterprise Linux 5 Desktop was designed to create a user experience where everything "just works". This involves major improvements to everything, from OpenOffice and Firefox to networking, laptop support, peripheral support, graphics, and multimedia. All of this ensures that your users are more productive with minimal need for retraining.

Server Version comparison chart:

  Version 4 Version 5
  AS ES Advanced Platform base server
Server Architecture support
x86, AMD64, Intel64, Itanium2 Yes Yes Yes Yes
IBM POWER Yes No Yes Yes
 
Server Support limits as defined by Red Hat Enterprise Linux Product Subscription
Maximum physical CPUs/sockets [1] Unlimited 2 Unlimited 2
Maximum memory Unlimited 16GB Unlimited Unlimited
Maximum virtualized guests/instances N/A N/A Unlimited 4
Storage virtualization (with Red Hat GFS and Cluster Suite) N/A N/A Yes No
Included Red Hat Network modules Update Module Update Module Update Module Update Module
 
Desktop Version comparison chart
Version 4 Version 5
  WS Desktop Desktop
with Workstation option
Desktop
with Multi OS option
 
Desktop Architecture support
X86, AMD64, Intel64 Yes Yes Yes Yes
Itanium2 Yes No No No
 
Desktop Support limits as defined by Red Hat Enterprise Linux Product Subscription
Maximum physical CPUs/sockets [1] 2 1 2 1
Maximum memory Unlimited 4GB Unlimited 4GB
Maximum virtualized guests/instances N/A N/A N/A 4
Storage virtualization (with Red Hat GFS and Cluster Suite) N/A N/A No No
Included Red Hat Network modules Update Module Update Module Update Module Update, Management, & Provisioning modules
 
Technology capabilities and limits (certified[/theoretical)
  Version 4 Version 5
Maximum logical CPUs
x86 32 32
Itanium2 64/512 64/1024
AMD64/Intel64 64/64 64/255
Power 64/128 128/128
zSeries 8 8/64
 
Maximum memory
X86 64GB 16GB
Itanium2 256GB/1024TB 1TB/1024TB
AMD64/Intel64 256GB/1TB 256GB/1TB
Power 128GB/1TB 512GB/1TB
zSeries 64GB 64GB
Maximum filesize (Ext3) 2TB 2TB
Maximum filesystem size (Ext3) 8TB 8TB/16TB
Maximum filesize (GFS) 16TB/8EB 16TB/8EB
Maximum filesystem size (GFS) 16TB/8EB 16TB/8EB
Maximum x86 per-process virtual address space Approx 4GB Approx 3GB
 
Required minimums
X86 256MB 512MB
AMD64/Intel64 256MB 512MB
Itanium2 512MB 512MB
Power 512MB 1GB minimum/
2GB recommended
Minimum diskspace 800MB 1GB
 
Kernel and OS features
Kernel foundation Linux 2.6.9 Linux 2.6.18
Compiler/toolchain GCC 3.4 GCC 4.1
Languages supported 15 19
NIAP/CC certified Yes - 4+ Yes - 4+
Compatibility libraries V2.1 and V3 V3 and V4
Common Operating Environment (COE) compliant YES N/A
LSB compliant Yes -3 Yes -3.1
GB18030 Yes Yes
 
Client environment
Desktop GUI Gnome 2.8 Gnome 2.16
Graphics X.org X.org 7.1.1
OpenOffice V1.1.2 V2.0.4
Ximian Evolution V2.0 V2.8.0
Default browser Firefox Firefox 1.5
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