Dell Precision 7920 Tower Owner's Manual page 93

Key Features:
• Tri-Mode SerDes Technology enables the operation of NVMe, SAS or SATA devices in a single drive bay, allowing for endless design
flexibility
• Supports 12, 6, and 3 Gb/s SAS and 6, 3 Gb/s SATA data transfer rates
• Up to 8 PCIe links. Each link supporting x4, x2, or x1 link widths, supporting 8.0 GT/s (PCIe Gen3) per lane
• SFF-9402 Compliant, Connector Pin-out
• SFF-8485 Compliant, SGPIO
• Fits into rack-mounted servers with low-profile form factor and side-mounted SAS connectors
• Support critical, high-bandwidth applications with PCIe 3.1 connectivity
• CacheVault flash back-up at power fail. Supports bad block management
• Balance protection and performance for critical applications with RAID levels 0, 1, 5, 6, 10, 50, and 60
Table 4. Features of MegaRAID 9440-8i and 9460-16i controller
Ports
Connectors
Storage Interface Support
Max Devices Per Controller
Cache Memory
I/O Processor / SAS Controller
Host Bus Type
Cache Protection
9440-8i
8 internal
2 x SFF8643
SATA: Eight x1
SAS: One x8, Two x4, Four x2, Eight x1
NVMe: Two x4, Four x2, Four x1
SAS/SATA: 64
NVMe: 4
N/A
SAS3408
PCIe 3.1 x8
N/A
9460-16i
16 internal
4 x SFF8643 x4
SATA: Sixteen x1
SAS: Two x8, Four x4, Eight x2, Sixteen x1
NVMe: Four x4, Eight x2, Eight x1
SAS/SATA: 240
NVMe: 24
4 GB 2133 MHz DDR4 SDRAM
SAS3516
PCIe 3.1 x8
CacheVault
CVPM05
Technology and components 93