4521-8204 - IBM i E8A 2048MB Main Storage (2x1024MB) RDIMMs
0447-8204 - IBM i Model E8A 1GB DDR Server Memory

4520-8204 - IBM i Model E8A 1024MB (2x512MB) RDIMMs, 667 MHz, 51

Brand: IBM AS400 iSeries
Product Code: 4520-8204
IBM i Power 6, 8204 (#4520) 1024MB (2x512MB) RDIMMs, 667 MHz, 512Mb DRAM</p><p>Provides 1024MB of system memory with 2 512MB RDIMMs.</p><p>Attributes provided: 1024MB of system memory.</p><p>Attributes required: Two empty memory DIMM positions</p><p>For 8203-E4A: IBM i Power 6, 8204 (#4520)</p><p>Minimum required: 0</p><p>Maximum allowed: 16(Initial order maximum: 0)</p><p>OS level required: AIX 5.3 with the 5300-07 Technology</p><p>Level or later. AIX 6.1 or later. IBM i V5R4 with V5R4M5</p><p>machine code, or later. SUSE Linux Enterprise Server 10</p><p>SP1 for POWER Systems, or later. Red Hat Enterprise Linux</p><p>for POWER, version 4.5, or later. Red Hat Enterprise Linux</p><p>for POWER, version 5.1, or later.</p><p>Initial Order/MES/Both/Supported: MES</p><p>CSU: Yes</p><p>Return parts MES: No