QNAP TS-459 Pro vs QNAP TS-859 Pro

Comparison of TS-459 Pro, TS-859 Pro

67 specifications	A QNAP TS-459 ProView product	B QNAP TS-859 ProView product
Storageidentical
Total installed storage capacity	0 TB	0 TB
Number of storage drives installed	0	0
Storage drive capacity	0 GB	0 GB
Storage drive interface	Serial ATA II	Serial ATA II
Storage drive size	3.5"	3.5"
RAID levels	JBOD	JBOD
Processoridentical
Processor manufacturer	Intel	Intel
Processor family	Intel Atom®	Intel Atom®
Processor model	D510	D510
Processor frequency	1.66 GHz	1.66 GHz
Processor cores	2	2
Processor threads	4	4
Processor cache	1 MB	1 MB
Bus type	DMI	DMI
ECC supported by processor	No	No
Physical Address Extension (PAE)	32 bit	32 bit
Processing Die size	87 mm²	87 mm²
Processor cache type	L2	L2
Processor code	SLBLA	SLBLA
Processor codename	Pineview	Pineview
Processor lithography	45 nm	45 nm
Processor operating modes	64-bit	64-bit
Processor package size	22 x 22 mm	22 x 22 mm
Processor socket	BGA 559	BGA 559
Stepping	B0	B0
Thermal Design Power (TDP)	13 W	13 W
Tjunction	100 °C	100 °C
Maximum internal memory supported by processor	4 GB	4 GB
Memory bandwidth supported by processor (max)	6.4 GB/s	6.4 GB/s
Conflict-Free processor	No	No
Memoryidentical
Internal memory	1 GB	1 GB
Internal memory type	DDR2	DDR2
Flash memory	512 MB	512 MB
Networkidentical
DHCP client	Yes	Yes
DHCP server	Yes	Yes
Jumbo frames support	Yes	Yes
Supported network protocols	TCP/IP, CIFS/SMB, AFP, NFS, FTP, HTTP, HTTPS, Telnet, SSH, iSCSI, SNMP	TCP/IP, CIFS/SMB, AFP, NFS, FTP, HTTP, HTTPS, Telnet, SSH, iSCSI, SNMP
Ports & interfacesidentical
Ethernet LAN (RJ-45) ports	2	2
USB 2.0 ports quantity	5	5
eSATA	Yes	Yes
Designidentical
Chassis type	Tower	Tower
Display type	LCD	LCD
Weight & dimensions1 differ
WeightDiffers	3.41 kg	7.3 kg
Processor special featuresidentical
Embedded options available	Yes	Yes
Enhanced Intel SpeedStep Technology	No	No
Execute Disable Bit	Yes	Yes
Idle States	No	No
Intel 64	Yes	Yes
Intel Demand Based Switching	No	No
Intel Enhanced Halt State	No	No
Intel Trusted Execution Technology	No	No
Intel Virtualization Technology (VT-x)	No	No
Intel Virtualization Technology for Directed I/O (VT-d)	No	No
Intel® AES New Instructions (Intel® AES-NI)	No	No
Intel® Hyper Threading Technology (Intel® HT Technology)	Yes	Yes
Intel® Turbo Boost Technology	No	No
Number of Processing Die Transistors	176 M	176 M
Thermal Monitoring Technologies	No	No
Memory channels supported by processor	Single	Single
Operational conditionsidentical
Operating temperature (T-T)	0 - 40 °C	0 - 40 °C
Relative humidity	0 - 95%	0 - 95%
Other features1 differ
Dimensions (WxDxH)Differs	180 x 235 x 177 mm	298.2 x 235.4 x 185.2 mm
Link/Act LED	Yes	Yes
Networking features	Gigabit Ethernet	Gigabit Ethernet
Power requirements	100-240V, 50/60Hz	100-240V, 50/60Hz
Processor ARK ID	43098	43098
Connectivity LEDs	LAN/USB	LAN/USB

A dash means the value is not stated by the source. Unknown values are never counted for or against a product, and there is no overall score.