QNAP TS-653A - TS-251 Series, TS-251 A Series, TS-451 Series, TS-451 S Specifications

20
System
TS-853 Pro /
TS-853 Pro-8G
TS-453S Pro
(Formerly the
SS-453 Pro)
TS-853S
Pro(Formerly the
SS-853 Pro)
CPU
Quad-core Intel
®
Celeron™ 2.0GHz
(up to 2.42GHz)
Quad-core Intel
®
Celeron™ 2.0GHz
(up to 2.42GHz)
Quad-core Intel
®
Celeron™ 2.0GHz
(up to 2.42GHz)
Memory
2GB / 8GB DDR3L
(Expandable RAM, up
to 8GB)
4GB DDR3L
(Expandable RAM, up
to 8GB)
4GB DDR3L
(Expandable RAM, up
to 8GB)
Flash
512MB
512MB
512MB
Memory
replaceable
✔ (Compatible with
DDR3L RAM)
✔ (Compatible with
DDR3L RAM)
✔ (Compatible with
DDR3L RAM)
Number of RAM
slots
2(SODIMM)
2(SODIMM)
2(SODIMM)
Number of hard
drive slots
8
4 (2.5” only)
8 (2.5” only)
LCD panel
✔
-
✔
IR sensor
✔ (QNAP remote
control: RM-IR002)
✔ (QNAP remote
control: RM-IR002)
✔ (QNAP remote
control: RM-IR002)