Lenovo (0889488003198 / 5464E1G) - QPI - Tower - Intel® Xeon® - Fast Ethernet,Gigabit Ethernet - Serial ATA III,Serial Attached SCSI (SAS) - Quad - DDR4-SDRAM - DVD Super Multi DL - Smart Cache - Haswell
Lenovo (0014013337435 / 5464E4G) - QPI - Tower - Intel® Xeon® - Fast Ethernet,Gigabit Ethernet - Serial ATA III,Serial Attached SCSI (SAS) - Quad - DDR4-SDRAM - DVD Super Multi DL - Smart Cache - SR207
Lenovo (0889488411160 / 5464K6G) - QPI - Tower - Gigabit Ethernet - DDR4-SDRAM - Quad - Intel® C612 - Matrox G200eR2 - Smart Cache - SR205 - Haswell - Intel Xeon E5 v3 - E5-2640V3 - 64-bit - Intel Xeon E5-2600 v3
Lenovo (0889488411153 / 5464K5G) - QPI - Tower - Gigabit Ethernet - DDR4-SDRAM - Quad - Intel® C612 - Matrox G200eR2 - Smart Cache - SR206 - Haswell - Intel Xeon E5 v3 - E5-2630V3 - 64-bit - Intel Xeon E5-2600 v3
Lenovo (0889488050833 / 5464A2G) - QPI - Tower - Intel® Xeon® - Fast Ethernet,Gigabit Ethernet - Serial ATA III,Serial Attached SCSI (SAS) - Quad - DDR4-SDRAM - DVD-ROM - Smart Cache - Haswell - Intel Xeon E5 v3


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Internal memory