Product comparison · 2 pcs/workstations

Acer C-605 I7705 BE vs Alienware X51 R2

129specifications compared
13differ
116identical
23known for one product only

Key differences

Optical drive type
- C-605 I7705 BE:DVD±RW
- X51 R2:DVD Super Multi DL
HDD interface
- C-605 I7705 BE:SATA
- X51 R2:SATA II
Discrete graphics card model
- C-605 I7705 BE:NVIDIA® GeForce® GT 625
- X51 R2:NVIDIA® GeForce® GTX 660
Discrete graphics card memory
- C-605 I7705 BE:2 GB
- X51 R2:1.536 GB
Wi-Fi
- C-605 I7705 BE:No
- X51 R2:Yes
USB 2.0 ports quantity
- C-605 I7705 BE:4
- X51 R2:0
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity
- C-605 I7705 BE:2
- X51 R2:8
DVI port
- C-605 I7705 BE:Yes
- X51 R2:No

Side by side

Differences highlightedShow differences only

Comparison of C-605 I7705 BE, X51 R2
152 specifications	A Acer C-605 I7705 BE View product	B Alienware X51 R2 View product
Memoryidentical
Memory slotsKnown for one	Unknown — not stated by the source	2x DIMM
Memory clock speedKnown for one	Unknown — not stated by the source	1600 MHz
Storage2 differ
Optical drive typeDiffers	DVD±RW	DVD Super Multi DL
HDD interfaceDiffers	SATA	SATA II
HDD speedKnown for one	Unknown — not stated by the source	7200 RPM
Card reader integratedKnown for one	Unknown — not stated by the source	No
Graphics2 differ
Discrete graphics card modelDiffers	NVIDIA® GeForce® GT 625	NVIDIA® GeForce® GTX 660
Discrete graphics card memoryDiffers	2 GB	1.536 GB
Number of discrete graphics cardsKnown for one	Unknown — not stated by the source	1
Performanceidentical
Audio output channelsKnown for one	Unknown — not stated by the source	7.1 channels
Network1 differ
Wi-FiDiffers	No	Yes
Top Wi-Fi standardKnown for one	Unknown — not stated by the source	Wi-Fi 4 (802.11n)
Wi-Fi standardsKnown for one	Unknown — not stated by the source	802.11b, 802.11g, Wi-Fi 4 (802.11n)
Wake-on-LAN readyKnown for one	Unknown — not stated by the source	Yes
Ports & interfaces3 differ
USB 2.0 ports quantityDiffers	4	0
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantityDiffers	2	8
Line-outKnown for one	Unknown — not stated by the source	Yes
Line-inKnown for one	Unknown — not stated by the source	Yes
DVI portDiffers	Yes	No
S/PDIF out portKnown for one	Unknown — not stated by the source	Yes
Design1 differ
Chassis typeDiffers	Tower	Desktop
Placement supportedKnown for one	Unknown — not stated by the source	Horizontal/Vertical
Liquid cooling systemKnown for one	Unknown — not stated by the source	No
Software1 differ
Operating system installedDiffers	Windows 8.1	Windows 8
Trial softwareKnown for one	Unknown — not stated by the source	Microsoft Office
Processor special featuresidentical
Intel® Active Management Technology (Intel® AMT)Known for one	Unknown — not stated by the source	No
Intel® High Definition Audio (Intel® HD Audio)Known for one	Unknown — not stated by the source	No
Intel® Small Business Advantage (Intel® SBA)Known for one	Unknown — not stated by the source	No
Intel® Smart Response TechnologyKnown for one	Unknown — not stated by the source	No
Intel® Rapid Start TechnologyKnown for one	Unknown — not stated by the source	No
Intel Smart Connect TechnologyKnown for one	Unknown — not stated by the source	No
Weight & dimensions3 differ
WidthDiffers	175 mm	95 mm
DepthDiffers	413.7 mm	318 mm
HeightDiffers	380.5 mm	343 mm
WeightKnown for one	Unknown — not stated by the source	5.49 kg
Poweridentical
Power supplyKnown for one	200 W	Unknown — not stated by the source

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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