14
System
TS-531P
TS-531X
TS-831X
CPU
Quad-core Annapurna
Labs Alpine AL-314
1.4GHz Cortex-A15
Quad-core Annapurna
Labs Alpine AL-314
1.4GHz Cortex-A15
Quad-core Annapurna
Labs Alpine AL-314
1.4GHz Cortex-A15
Memory
2GB/8GB DDR3
(Expandable RAM, up
to 16GB)
2GB/8GB DDR3
(Expandable RAM, up
to 16GB)
8GB/16GB DDR3
(Expandable RAM, up
to 16GB)
Flash
512MB
512MB
512MB
Memory
replaceable
✔
(Compatible with
DDR3 RAM)
✔
(Compatible with
DDR3 RAM)
✔
(Compatible with
DDR3 RAM)
Number of RAM
slots
2 (SODIMM)
2 (SODIMM)
2 (SODIMM)
Number of hard
drive slots
5
5
8
PCI-E expansion
slot
1
1
1
Built-in 10GbE LAN
ports
-
2 x SFP+
2 x SFP+
System
TS-131P
TS-231P
TS-431P
CPU
Annapurna Labs
Alpine AL-212
Dual-core 1.7GHz
Cortex-A15
Annapurna Labs
Alpine AL-212
Dual-core 1.7GHz
Cortex-A15
Annapurna Labs
Alpine AL-212
Dual-core 1.7GHz
Cortex-A15
Memory
1GB DDR3
1GB DDR3
1GB DDR3
Flash
512MB
512MB
512MB
Memory
replaceable
-
-
Number of RAM
slots
-
-
Number of hard
drive slots
1
2
4
PCI-E expansion
slot
-
-
Built-in 10GbE LAN
ports
-
-