Dell EMC PowerEdge C6420 - System Features; Product Comparison; Specifications

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System features
Product comparison
The following table shows the comparison between the PowerEdge C6320 and PowerEdge C6420 per sled:
Table 1. Product comparison with predecessor
Feature PowerEdge C6320 Dell EMC PowerEdge C6420
Processor Intel® Xeon® E5-2600v3 and v4 Series Intel® Xeon® Scalable Family Processor
Series
Front Side Bus Intel® QuickPath Interconnect (QPI) 2x Intel® Ultra Path Interconnect (UPI)
Sockets 2 2
Cores 4, 6, 8, 10, 12, 14, 16, 18, 20, 22 core 4, 6, 8, 10, 12, 14, 16, 18, 20, 22, 28 core
L2/L3 Cache 10MB, 15MB, 20MB, 25MB, 30MB, 35MB,
40MB, or 45MB
8, 11, 16, 16.5, 19, 19.25, 22, 27 20, 22,
24.75. 25, 2730, 33, 36, or 38MB
Chipset Intel® C612 chipset Intel® C621 Chipset (Lewisburg)
DIMMs 16 x DDR4 1600MHz/1866/2133MHz/
2400MHz
• 2933MT/s memory available in
16/32/64GB DIMMs
• 2666MT/s in 8/128GB for Cascade
Lake
• 16x DDR4
Min/Max RAM 4GB / 512GB
• up to 3TB per node when using an M
SKU CPU
• 1.5TB for all others
• 8GB / 2048GB
Hard Drive Bays 4-node: Up to 6 x 2.5-in or 3 x 3.5-in Hot-
swap HDDs
4-node: Up to 6 x 2.5-in or 3 x 3.5-in Hot-
swap HDDs
Hard Drive Types SAS/SATA SAS/SATA/NVMe
External Drive Bay None None
Internal Boot Drive SATA DOM (64GB) or 1.8" SSD options
• 1 x 120/240GB M.2 RI SSD Drive
• 2 x 120/240GB M.2 RI SSD Drives in
RAID 1
Embedded Hard Drive Controller Chipset-based SATA Chipset-based SATA
Optional Storage Controller
• Non HW RAID: Intel C612
• RAID: All at 6Gbs - LSI 2008
Mezzanine, PERC H330, PERC H730
• Non HW RAID: Intel C621, HBA330
Mezz, 12Gb SAS PCIe LP HBA
• RAID: PERC H330 Mezz, PERC
H730p Mezz
Availability Hot-plug HDD and PSU; Redundant PSU Hot-plug HDD and PSU; Redundant PSU
Server Management iDRAC8 (Express, Enterprise) editions BMC (including virtual media and
console), iDRAC9 Enterprise
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