NETGEAR ReadyNAS RN31842D vs NETGEAR ReadyNAS RN31843D

Comparison of ReadyNAS RN31842D, ReadyNAS RN31843D

109 specifications	A NETGEAR ReadyNAS RN31842DView product	B NETGEAR ReadyNAS RN31843DView product
Storageidentical
Storage drives installed	Yes	Yes
Total installed storage capacity	4 TB	4 TB
Number of storage drives installed	4	4
Number of storage drives supported	4	4
Installed storage drive type	HDD	HDD
Supported storage drive types	HDD & SSD	HDD & SSD
Storage drive capacity	1 TB	1 TB
Storage drive interface	Serial ATA III	Serial ATA III
Storage drive size	3.5"	3.5"
Storage drive sizes supported	2.5,3.5"	2.5,3.5"
Maximum supported storage capacity	32 TB	32 TB
RAID support	Yes	Yes
RAID levels	0, 1, 5, 6, 10, JBOD	0, 1, 5, 6, 10, JBOD
Hot-swap drive bays	Yes	Yes
Supported file systems	FAT32, HFS+, NTFS, ext3, ext4	FAT32, HFS+, NTFS, ext3, ext4
Processoridentical
Processor manufacturer	Intel	Intel
Processor family	Intel Atom®	Intel Atom®
Processor model	C2558	C2558
Processor frequency	2.4 GHz	2.4 GHz
Processor cores	4	4
Processor threads	4	4
Processor cache	2 MB	2 MB
ECC supported by processor	Yes	Yes
PCI Express slots version	2.0	2.0
Physical Address Extension (PAE)	36 bit	36 bit
Processor cache type	L3	L3
Processor code	SR1CZ	SR1CZ
Processor lithography	22 nm	22 nm
Processor operating modes	32-bit, 64-bit	32-bit, 64-bit
Processor package size	34 x 28 mm	34 x 28 mm
Processor socket	BGA 1283	BGA 1283
Stepping	B0	B0
Thermal Design Power (TDP)	15 W	15 W
Maximum internal memory supported by processor	64 GB	64 GB
Conflict-Free processor	No	No
Memoryidentical
Internal memory	4 GB	4 GB
Flash memory	128 MB	128 MB
Memory form factorKnown for one	—Unknown — not stated by the source	UDIMM
Networkidentical
Ethernet LAN	Yes	Yes
Ethernet LAN data rates	10,100,1000 Mbit/s	10,100,1000 Mbit/s
Wi-Fi	No	No
DHCP client	Yes	Yes
Jumbo frames support	Yes	Yes
iSCSI support	Yes	Yes
Wake-on-LAN ready	Yes	Yes
Supported network protocols	TCP/IP, IPv4, IPv6, NTP	TCP/IP, IPv4, IPv6, NTP
Ports & interfacesidentical
Ethernet LAN (RJ-45) ports	4	4
USB port	Yes	Yes
USB 2.0 ports quantity	1	1
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity	2	2
Fiber ports quantity	0	0
eSATA ports quantity	2	2
Designidentical
Chassis type	Rack (1U)	Rack (1U)
Cooling type	Active	Active
Product colour	Black, Grey	Black, Grey
Number of fans	3 fan(s)	3 fan(s)
Fan diameter	4 cm	4 cm
LED indicators	Activity, HDD, LAN, Power	Activity, HDD, LAN, Power
Performanceidentical
Type	NAS	NAS
Device classKnown for one	Small & Medium Business	—Unknown — not stated by the source
Backup function	Yes	Yes
Number of users	8192 user(s)	8192 user(s)
Noise levelKnown for one	28 dB	—Unknown — not stated by the source
Management protocols	SNMP v2, v3	SNMP v2, v3
Web-based management	Yes	Yes
Access Control List (ACL)	Yes	Yes
Built-in FTP serverKnown for one	Yes	—Unknown — not stated by the source
On/off switchKnown for one	Yes	—Unknown — not stated by the source
S.M.A.R.T. support	Yes	Yes
Security algorithms	256-bit AES	256-bit AES
Backup featuresKnown for one	—Unknown — not stated by the source	Cloud
Built-in iTunes serverKnown for one	—Unknown — not stated by the source	Yes
Software2 differ
Operating system installed	ReadyNAS OS	ReadyNAS OS
Operating system version	6.4	6.4
Windows operating systems supportedDiffers	Windows 10, Windows 7, Windows 8, Windows 8.1	Windows 7, Windows 8, Windows 8.1
Linux operating systems supported	Yes	Yes
Mac compatibility	Yes	Yes
Mac operating systems supported	Yes	Yes
Server operating systems supported	Windows Server 2008 R2, Windows Server 2012	Windows Server 2008 R2, Windows Server 2012
Other operating systems supportedDiffers	Android, VMware vSphere ESXi, iOS	Android, iOS
Poweridentical
Power supply location	Built-in	Built-in
Power supply unit (PSU) capacity	180 W	180 W
Number of power supply units	1	1
AC input voltage	100 - 240 V	100 - 240 V
AC input frequency	50 - 60 Hz	50 - 60 Hz
Weight & dimensionsidentical
Width	486 mm	486 mm
Depth	406 mm	406 mm
Height	44 mm	44 mm
Processor special featuresidentical
Embedded options available	Yes	Yes
Execute Disable Bit	Yes	Yes
Graphics & IMC lithography	22 nm	22 nm
Intel 64	Yes	Yes
Intel QuickAssist Technology	Yes	Yes
Intel VT-x with Extended Page Tables (EPT)	Yes	Yes
Intel Virtualization Technology (VT-x)	Yes	Yes
Intel® AES New Instructions (Intel® AES-NI)	Yes	Yes
Intel® Hyper Threading Technology (Intel® HT Technology)	No	No
Intel® Turbo Boost Technology	No	No
Maximum number of PCI Express lanes	16	16
Physical Address Extension (PAE)	Yes	Yes
UART	Yes	Yes
Memory channels supported by processor	Dual	Dual
Memory types supported by processor	DDR3-SDRAM, DDR3L-SDRAM	DDR3-SDRAM, DDR3L-SDRAM
Operational conditionsidentical
Operating temperature (T-T)	0 - 40 °C	0 - 40 °C
Operating relative humidity (H-H)	5 - 95%	5 - 95%
Other featuresidentical
Compliance certificates	RoHS	RoHS
Digital Living Network Alliance (DLNA) certifiedKnown for one	Yes	—Unknown — not stated by the source
Certification	FCC Cl.B, CE Cl.B, VCCI Cl.B	FCC Cl.B, CE Cl.B, VCCI Cl.B
Processor ARK ID	77983	77983

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.