Dell Latitude 7490 7390 7490 Technical Guidebook - Page 23

Primary storage options

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for these components cannot be used by computer memory; therefore, the amount of memory available to a 32-bit operating system is less than 4GB. • Greater than 4GB memory requires a 64-bit operating system • Only memory type supported: DDR4 SDRAM • Not backward compatible with DDR3 memory modules Table 10. Memory specifications for Latitude 7290 and 7390 Memory SO-DIMM Slot Minimum memory configuration Maximum memory configuration DIMM configuration 4G 2400MHz DDR4 (1x4GB) 8G 2400MHz DDR4 (1x8GB) 16G 2400MHz DDR4 (1x16GB) Latitude 7290 and 7390 series One 4 GB 16 GB Yes Yes Yes Table 11. Memory specifications for Latitude 7490 Memory SO-DIMM Slot Minimum memory configuration Maximum memory configuration DIMM configuration 4G 2400MHz DDR4 (1x4G) 8G 2400MHz DDR4 (2 X 4G) 8G 2400MHz DDR4 (1 X 8G) 16G 2400MHz DDR4 (2x8G) 32G 2400MHz DDR4 (2x16G) Primary storage options Latitude 7490 series Two 4 GB 32 (16 x2 ) GB Yes Yes Yes Yes Yes Mobility Solid State Drives offer highly reliable, durable & lightweight storage. SSDs provide improved performance & operate quieter & cooler than standard hard drives. Self-Encrypting drives provide hardware encrypted data protection which can be activated within a few seconds centrally & can be much safer and faster than software based encryption. Note: Encrypted drives require the system be configured in AHCI mode. Table 12. Storage options Primary storage SSD-M.2-2280-128GB-SATA SSD-M.2-2280-256GB-SATA Marketing System Configurations 23

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for these components cannot be used by computer memory; therefore, the amount of memory available to a 32-bit operating system is less
than 4GB.
•
Greater than 4GB memory requires a 64-bit operating system
•
Only memory type supported: DDR4 SDRAM
•
Not backward compatible with DDR3 memory modules
Table 10. Memory
specifications
for Latitude 7290 and 7390
Memory
Latitude 7290 and 7390 series
SO-DIMM Slot
One
Minimum memory
configuration
4 GB
Maximum memory
configuration
16 GB
DIMM
configuration
4G 2400MHz DDR4 (1x4GB)
Yes
8G 2400MHz DDR4 (1x8GB)
Yes
16G 2400MHz DDR4 (1x16GB)
Yes
Table 11. Memory
specifications
for Latitude 7490
Memory
Latitude 7490 series
SO-DIMM Slot
Two
Minimum memory
configuration
4 GB
Maximum memory
configuration
32 (16 x2 ) GB
DIMM
configuration
4G 2400MHz DDR4 (1x4G)
Yes
8G 2400MHz DDR4 (2 X 4G)
Yes
8G 2400MHz DDR4 (1 X 8G)
Yes
16G 2400MHz DDR4 (2x8G)
Yes
32G 2400MHz DDR4 (2x16G)
Yes
Primary storage options
Mobility Solid State Drives
offer
highly reliable, durable & lightweight storage. SSDs provide improved performance & operate quieter &
cooler than standard hard drives.
Self-Encrypting drives provide hardware encrypted data protection which can be activated within a few seconds centrally & can be much
safer and faster than software based encryption. Note: Encrypted drives require the system be
configured
in AHCI mode.
Table 12. Storage options
Primary storage
SSD-M.2-2280-128GB-SATA
SSD-M.2-2280-256GB-SATA
Marketing System
Configurations
23