Product comparison · 2 nas & storage servers

Iomega 500GB StorCenter Pro 250d Series + REV 70GB Disk vs Zyxel NSA-220 0 TB

13specifications compared
12differ
1identical
54known for one product only

Key differences

Total installed storage capacity
- 500GB StorCenter Pro 250d Series + REV 70GB Disk:0.5 TB
- NSA-220 0 TB:0 TB
Number of storage drives installed
- 500GB StorCenter Pro 250d Series + REV 70GB Disk:2
- NSA-220 0 TB:0
Storage drive capacity
- 500GB StorCenter Pro 250d Series + REV 70GB Disk:250 GB
- NSA-220 0 TB:0 GB
Storage drive interface
- 500GB StorCenter Pro 250d Series + REV 70GB Disk:Serial ATA II
- NSA-220 0 TB:Serial ATA
Weight
- 500GB StorCenter Pro 250d Series + REV 70GB Disk:8.2 kg
- NSA-220 0 TB:1.5 kg
Operating relative humidity (H-H)
- 500GB StorCenter Pro 250d Series + REV 70GB Disk:20 - 85%
- NSA-220 0 TB:5 - 95%
Storage relative humidity (H-H)
- 500GB StorCenter Pro 250d Series + REV 70GB Disk:20 - 90%
- NSA-220 0 TB:20 - 85%
Storage temperature (T-T)
- 500GB StorCenter Pro 250d Series + REV 70GB Disk:-10 - 60 °C
- NSA-220 0 TB:-30 - 60 °C

Side by side

Differences highlightedShow differences only

Comparison of 500GB StorCenter Pro 250d Series + REV 70GB Disk, NSA-220
67 specifications	A Iomega 500GB StorCenter Pro 250d Series + REV 70GB Disk View product	B Zyxel NSA-220 0 TB Model NSA-220 View product
Storage4 differ
Total installed storage capacityDiffers	0.5 TB	0 TB
Number of storage drives installedDiffers	2	0
Storage drive capacityDiffers	250 GB	0 GB
Storage drive interfaceDiffers	Serial ATA II	Serial ATA
HDD speedKnown for one	7200 RPM	Unknown — not stated by the source
RAID levelsKnown for one	0, 1	Unknown — not stated by the source
Hot-swap drive baysKnown for one	Yes	Unknown — not stated by the source
Number of storage drives supportedKnown for one	Unknown — not stated by the source	2
Maximum supported storage capacityKnown for one	Unknown — not stated by the source	1.5 TB
Processoridentical
Processor manufacturerKnown for one	Intel	Unknown — not stated by the source
Processor modelKnown for one	352	Unknown — not stated by the source
Processor frequencyKnown for one	3.2 GHz	Unknown — not stated by the source
Processor coresKnown for one	1	Unknown — not stated by the source
Processor threadsKnown for one	1	Unknown — not stated by the source
Processor cacheKnown for one	0.512 MB	Unknown — not stated by the source
Bus typeKnown for one	FSB	Unknown — not stated by the source
CPU multiplier (bus/core ratio)Known for one	24	Unknown — not stated by the source
ECC supported by processorKnown for one	No	Unknown — not stated by the source
FSB ParityKnown for one	No	Unknown — not stated by the source
Physical Address Extension (PAE)Known for one	32 bit	Unknown — not stated by the source
Processing Die sizeKnown for one	81 mm²	Unknown — not stated by the source
Processor cache typeKnown for one	L2	Unknown — not stated by the source
Processor codenameKnown for one	Cedarmill	Unknown — not stated by the source
Processor core voltage (AC)Known for one	1.25 - 1.325 V	Unknown — not stated by the source
Processor front side busKnown for one	533 MHz	Unknown — not stated by the source
Processor lithographyKnown for one	65 nm	Unknown — not stated by the source
Processor operating modesKnown for one	64-bit	Unknown — not stated by the source
Processor package sizeKnown for one	37.5 x 37.5 mm	Unknown — not stated by the source
Processor socketKnown for one	LGA 775 (Socket T)	Unknown — not stated by the source
TcaseKnown for one	69.2 °C	Unknown — not stated by the source
Thermal Design Power (TDP)Known for one	86 W	Unknown — not stated by the source
Memoryidentical
Internal memoryKnown for one	0.25 GB	Unknown — not stated by the source
Networkidentical
Supported network protocolsKnown for one	TCP/IP, AppleTalk, IPX, NetBEUI	Unknown — not stated by the source
DHCP clientKnown for one	Unknown — not stated by the source	Yes
Designidentical
Chassis typeKnown for one	Desktop	Unknown — not stated by the source
Softwareidentical
Operating system installedKnown for one	Windows Storage Server 2003 R2	Unknown — not stated by the source
Bundled softwareKnown for one	Iomega NAS Discovery Software EMC Retrospect Express (5 client) CA BrightStor ARCserve Backup 11.5 with Disaster Recovery Option CA Associates eTrust Antivirus 7.1	Unknown — not stated by the source
Poweridentical
Power supply unit (PSU) capacityKnown for one	270 W	Unknown — not stated by the source
Weight & dimensions1 differ
WeightDiffers	8.2 kg	1.5 kg
Processor special featuresidentical
Embedded options availableKnown for one	Yes	Unknown — not stated by the source
Enhanced Intel SpeedStep TechnologyKnown for one	No	Unknown — not stated by the source
Execute Disable BitKnown for one	Yes	Unknown — not stated by the source
Idle StatesKnown for one	No	Unknown — not stated by the source
Intel 64Known for one	Yes	Unknown — not stated by the source
Intel Demand Based SwitchingKnown for one	No	Unknown — not stated by the source
Intel Enhanced Halt StateKnown for one	No	Unknown — not stated by the source
Intel Trusted Execution TechnologyKnown for one	No	Unknown — not stated by the source
Intel Virtualization Technology (VT-x)Known for one	No	Unknown — not stated by the source
Intel® AES New Instructions (Intel® AES-NI)Known for one	No	Unknown — not stated by the source
Intel® Hyper Threading Technology (Intel® HT Technology)Known for one	No	Unknown — not stated by the source
Intel® Turbo Boost TechnologyKnown for one	No	Unknown — not stated by the source
Number of Processing Die TransistorsKnown for one	188 M	Unknown — not stated by the source
Operational conditions3 differ
Operating relative humidity (H-H)Differs	20 - 85%	5 - 95%
Storage relative humidity (H-H)Differs	20 - 90%	20 - 85%
Storage temperature (T-T)Differs	-10 - 60 °C	-30 - 60 °C
Other features4 differ
Compatible operating systemsDiffers	Windows 2000/Vista Mac OS 8.x, 9.x, 10.x Novell NetWare 3.x, 4.x, 5.x Red Hat Linux SunOS, Solaris, SCO Unix	Windows 2000/XP/2003/Vista Linux Redhat
Dimensions (WxDxH)Differs	230 x 335 x 215 mm	202 x 113 x 142 mm
Power requirementsDiffers	115-230V; 50/60Hz	100-240 V, 1.5A, 50-60 Hz
Security featuresKnown for one	File Level Security (ACLs) Kerberos 5.0 Microsoft Active Directory (AD) Microsoft NT Domain Controller (PDC)	Unknown — not stated by the source
CertificationDiffers	UL, C-UL, CE, ICES, FCC Class A	- FCC Part 15 Class B - CE EN55022 Class B - CE EN55024 - VCCI & BSMI, CSA 60950-1, IEC 60950-1, EN 60950-1, ANSI/UL 60950-1
Processor ARK IDKnown for one	27129	Unknown — not stated by the source
I/O portsKnown for one	1x RJ-45 4x USB 1x Serial (COM) 1x VGA	Unknown — not stated by the source
Minimum system requirementsKnown for one	Unknown — not stated by the source	Firefox 2.0 / IE 6.0/7.0
Networking featuresKnown for one	Unknown — not stated by the source	TCP/IP, UDP/IP, NetBEUI
Ports & interfacesidentical
Ethernet LAN (RJ-45) portsKnown for one	Unknown — not stated by the source	1
USB 2.0 ports quantityKnown for one	Unknown — not stated by the source	2

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.

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