Dell POWEREDGE R620 - Manual (Page 4)

Flash memory Flash No Firmware
Expander FRU image I2C EEPROM No FRU
BP FRU image I2C EEPROM No FRU
PCIe SSD Backplane
SEP internal flash Integrated
Flash+EEPROM No Firmware + FRU
H710, H810, H710M PERCs
NVSRAM NVSRAM No Configuration data
FRU FRU No Card manufacturing
information
1-Wire EEPROM 1-Wire EEPROM No Holds default controller
properties/settings
SPD SPD No Memory configuration data
SBR SBR No Bootloader
SPI Flash SPI Flash No FPGA configuration data
Flash Flash No Card firmware
ONFI Backup Flash ONFI Backup Flash No Holds cache data during
power loss
SDRAM SDRAM No Cache for HDD I/O
H310, H310M PERCs
NVSRAM NVSRAM No Configuration data
FRU FRU No Card manufacturing
information
1-Wire EEPROM 1-Wire EEPROM No Holds default controller
properties/settings
SBR SBR No Bootloader
Flash Flash No Card firmware
PCIe SSD Extension Card
Switch Configuration EEPROM SPI Flash EEPROM No (requires
specialized SW) Configuration for PLX
PCIe switch, setting
registers
IDSDM
SPI Flash SPI Flash No Exclusively used by the
controller
MCU Embedded Flash FW can be updated
via Linux and DOS Firmware