QNAP TS-879U-RP - TS-253 A Variants Specifications; TS-453 A Variants Specifications; TS-653 A Variants Specifications

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System
TS-253A-4G /
TS-253A -8G
TS-453A -4G /
TS-453A -8G
TS-653A -4G /
TS-653A -8G
CPU
Quad-core Intel®
Celeron® N3150
1.6GHz (up to
2.08GHz)
Quad-core Intel®
Celeron® N3150
1.6GHz (up to
2.08GHz)
Quad-core Intel®
Celeron® N3150
1.6GHz (up to
2.08GHz)
Memory
4/8 GB DDR3L
(Expandable RAM, up
to 8GB)
4/8 GB DDR3L
(Expandable RAM, up
to 8GB)
4/8 GB DDR3L
(Expandable RAM, up
to 8GB)
Flash 512MB 512MB 512MB
Memory
replaceable
✔ (Compatible with
DDR3L-1600 RAM)
✔ (Compatible with
DDR3L-1600 RAM)
✔ (Compatible with
DDR3L-1600 RAM)
Number of RAM
slots
2(SODIMM) 2(SODIMM) 2(SODIMM)
Number of hard
drive slots
2 4 6
PCI-E expansion
slot
- - -
HDMI 2 2 2
LCD panel
-
✔ ✔
IR sensor
✔ (QNAP remote
control: RM-IR002)
✔ (QNAP remote
control: RM-IR002)
✔ (QNAP remote
control: RM-IR002)