QNAP TS-251+ - Page 14

14
System
TS-531P
TS-831X
CPU
Quad-core Annapurna
Labs Alpine AL-314
1.4 GHz Cortex-A15
Quad-core Annapurna
Labs Alpine AL-314
1.4 GHz Cortex-A15
Memory
2GB/8GB DDR3
(Expandable RAM, up
to 16GB)
8GB/16GB DDR3
(Expandable RAM, up
to 16GB)
Flash
512MB
512MB
Memory
replaceable
✔ (Compatible with
DDR3 RAM)
✔ (Compatible with
DDR3 RAM)
Number of RAM
slots
2 (SODIMM)
2 (SODIMM)
Number of hard
drive slots
5
8
PCI-E expansion
slot
1
1
Built-in 10GbE LAN
ports
-
2 x SFP+
System
HS-210
CPU
Marvell 1.6GHz
Memory
512MB DDR3
Flash
16MB
Memory
replaceable
-
Number of RAM
slots
-
Number of hard
drive slots
2