Product comparison · 2 laptops

ERAZER X6821 Intel® Core™ i7 i7-3610QM Laptop vs ERAZER X7815 Intel® Core™ i7 i7-2670QM

144specifications compared
36differ
108identical
21known for one product only

Key differences

Display diagonal
- X6821 Intel® Core™ i7 i7-3610QM Laptop:39.6 cm (15.6")
- X7815 Intel® Core™ i7 i7-2670QM:43.9 cm (17.3")
Display resolution
- X6821 Intel® Core™ i7 i7-3610QM Laptop:1366 x 768 pixels
- X7815 Intel® Core™ i7 i7-2670QM:1920 x 1080 pixels
HD type
- X6821 Intel® Core™ i7 i7-3610QM Laptop:HD
- X7815 Intel® Core™ i7 i7-2670QM:Full HD
Processor generation
- X6821 Intel® Core™ i7 i7-3610QM Laptop:3rd gen Intel® Core™ i7
- X7815 Intel® Core™ i7 i7-2670QM:2nd gen Intel® Core™ i7
Processor model
- X6821 Intel® Core™ i7 i7-3610QM Laptop:i7-3610QM
- X7815 Intel® Core™ i7 i7-2670QM:i7-2670QM
Processor boost frequency
- X6821 Intel® Core™ i7 i7-3610QM Laptop:3.3 GHz
- X7815 Intel® Core™ i7 i7-2670QM:3.1 GHz
Processor frequency
- X6821 Intel® Core™ i7 i7-3610QM Laptop:2.3 GHz
- X7815 Intel® Core™ i7 i7-2670QM:2.2 GHz
Processor socket
- X6821 Intel® Core™ i7 i7-3610QM Laptop:Socket G2
- X7815 Intel® Core™ i7 i7-2670QM:BGA 1224

Side by side

Differences highlightedShow differences only

Comparison of X6821, X7815
165 specifications	A ERAZER X6821 Intel® Core™ i7 i7-3610QM Laptop Model X6821 View product	B ERAZER X7815 Intel® Core™ i7 i7-2670QM Model X7815 View product
Designidentical
Product typeKnown for one	Laptop	Unknown — not stated by the source
Product colour	Black	Black
Form factor	Clamshell	Clamshell
Display3 differ
Display diagonalDiffers	39.6 cm (15.6")	43.9 cm (17.3")
Display resolutionDiffers	1366 x 768 pixels	1920 x 1080 pixels
TouchscreenKnown for one	No	Unknown — not stated by the source
HD typeDiffers	HD	Full HD
LED backlight	Yes	Yes
Native aspect ratio	16:9	16:9
Processor12 differ
Processor manufacturer	Intel	Intel
Processor family	Intel® Core™ i7	Intel® Core™ i7
Processor generationDiffers	3rd gen Intel® Core™ i7	2nd gen Intel® Core™ i7
Processor modelDiffers	i7-3610QM	i7-2670QM
Processor cores	4	4
Processor threads	8	8
Processor boost frequencyDiffers	3.3 GHz	3.1 GHz
Processor frequencyDiffers	2.3 GHz	2.2 GHz
System bus rate	5 GT/s	5 GT/s
Processor cache	6 MB	6 MB
Processor cache type	Smart Cache	Smart Cache
Processor socketDiffers	Socket G2	BGA 1224
Processor lithographyDiffers	22 nm	32 nm
Processor operating modes	64-bit	64-bit
Processor seriesDiffers	Intel Core i7-3600 Mobile series	Intel Core i7-2600 Mobile Series
Processor codenameDiffers	Ivy Bridge	Sandy Bridge
Bus type	DMI	DMI
FSB Parity	No	No
Thermal Design Power (TDP)	45 W	45 W
TjunctionDiffers	105 C	100 °C
Maximum number of PCI Express lanes	16	16
PCI Express configurationsDiffers	1x16, 2x8	1x16, 2x8, 1x8+2x4
PCI Express slots versionDiffers	3.0	2.0
CPU multiplier (bus/core ratio)Differs	23	22
ECC supported by processor	No	No
SteppingKnown for one	Unknown — not stated by the source	D2
Memory2 differ
Internal memoryDiffers	8 GB	16 GB
Internal memory type	DDR3-SDRAM	DDR3-SDRAM
Memory clock speed	1333 MHz	1333 MHz
Memory slots	4x SO-DIMM	4x SO-DIMM
Memory slots (available)Differs	2	0
Storage2 differ
Total storage capacityDiffers	1 TB	1.5 TB
Storage media	HDD	HDD
Number of HDDs installedKnown for one	1	Unknown — not stated by the source
HDD capacityKnown for one	1 TB	Unknown — not stated by the source
HDD interface	SATA	SATA
Optical drive typeDiffers	DVD Super Multi DL	Blu-Ray DVD Combo
Card reader integrated	Yes	Yes
Compatible memory cardsKnown for one	Memory Stick (MS), MMC, MS PRO, SD, SDHC	Unknown — not stated by the source
Graphics4 differ
On-board graphics card	Yes	Yes
Discrete graphics card	Yes	Yes
Discrete graphics card modelDiffers	NVIDIA® GeForce® GTX 670M	NVIDIA® GeForce® GTX 570M
Discrete graphics card memory	1.5 GB	1.5 GB
Graphics card family	Intel, NVIDIA	Intel, NVIDIA
Discrete graphics memory type	GDDR5	GDDR5
On-board graphics card family	Intel® HD Graphics	Intel® HD Graphics
On-board graphics card modelDiffers	Intel® HD Graphics 4000	Intel® HD Graphics 3000
On-board graphics card base frequency	650 MHz	650 MHz
On-board graphics card dynamic frequency (max)Differs	1100 MHz	1200 MHz
On-board graphics card IDDiffers	0x166	0x116
Number of discrete graphics cards installedKnown for one	1	Unknown — not stated by the source
Audioidentical
Audio system	HDA	HDA
Number of built-in speakers	2	2
Built-in subwoofer	Yes	Yes
Built-in microphone	Yes	Yes
Cameraidentical
Front cameraKnown for one	Yes	Unknown — not stated by the source
Front camera resolution	2000 x 1500 pixels	2000 x 1500 pixels
Video capturing speed	30 fps	30 fps
Optical driveidentical
LightScribe	No	No
Network1 differ
Wi-Fi	Yes	Yes
Wi-Fi standards	802.11b, 802.11g, Wi-Fi 4 (802.11n)	802.11b, 802.11g, Wi-Fi 4 (802.11n)
Ethernet LAN	Yes	Yes
Ethernet LAN data rates	10,100,1000 Mbit/s	10,100,1000 Mbit/s
Bluetooth	Yes	Yes
Bluetooth versionDiffers	4.0	3.0+HS
Cabling technology	10/100/1000Base-T(X)	10/100/1000Base-T(X)
Integrated 4G WiMAX	Yes	Yes
Ports & interfaces2 differ
USB 2.0 ports quantityDiffers	1	3
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantityDiffers	3	2
eSATA/USB 2.0 ports quantity	0	0
eSATA/USB 3.2 Gen 1 (3.1 Gen 1) ports quantity	0	0
eSATA ports quantity	1	1
Ethernet LAN (RJ-45) ports	1	1
HDMI ports quantity	1	1
DisplayPorts quantity	0	0
DVI port	No	No
VGA (D-Sub) ports quantity	1	1
Firewire (IEEE 1394) ports	0	0
Thunderbolt ports quantity	0	0
Headphone outputs	1	1
S/PDIF out port	Yes	Yes
Combo headphone/mic portKnown for one	No	Unknown — not stated by the source
Microphone in	Yes	Yes
Docking connectorKnown for one	No	Unknown — not stated by the source
ExpressCard slot	No	No
CardBus PCMCIA slots quantity	0	0
CardBus PCMCIA slot type	No	No
SmartCard slot	No	No
TV-out	No	No
Performance1 differ
Motherboard chipsetDiffers	Intel HM77 Express	Intel HM67 Express
Keyboardidentical
Pointing device	Touchpad	Touchpad
Numeric keypad	Yes	Yes
Windows keysKnown for one	Yes	Unknown — not stated by the source
Software1 differ
Operating system installed	Windows 7 Home Premium	Windows 7 Home Premium
Operating system architecture	64-bit	64-bit
Trial software	Kaspersky Internet Security 2012	Kaspersky Internet Security 2012
Bundled softwareDiffers	- Windows Live Essentials - Microsoft Office 2010 Starter - Cyberlink Power2Go - Cyberlink Youcam	- Windows Live Essentials - Microsoft Office 2010 Starter - Cyberlink PowerDVD - Cyberlink Power2Go - Cyberlink Youcam
Processor special features4 differ
Intel® Wireless Display (Intel® WiDi)	Yes	Yes
CPU configuration (max)	1	1
Embedded options available	No	No
Enhanced Intel SpeedStep Technology	Yes	Yes
Execute Disable Bit	Yes	Yes
Graphics & IMC lithographyDiffers	22 nm	32 nm
Idle States	Yes	Yes
Intel 64	Yes	Yes
Intel Clear Video Technology	No	No
Intel Demand Based Switching	No	No
Intel Dual Display Capable Technology	Yes	Yes
Intel Enhanced Halt State	Yes	Yes
Intel FDI Technology	Yes	Yes
Intel Fast Memory Access	Yes	Yes
Intel Flex Memory Access	Yes	Yes
Intel Identity Protection Technology version	1.00	1.00
Intel Rapid Storage Technology	No	No
Intel Secure Key Technology versionKnown for one	1.00	Unknown — not stated by the source
Intel Trusted Execution Technology	No	No
Intel VT-x with Extended Page Tables (EPT)	Yes	Yes
Intel Virtualization Technology (VT-x)	Yes	Yes
Intel Virtualization Technology for Directed I/O (VT-d)	No	No
Intel® AES New Instructions (Intel® AES-NI)	Yes	Yes
Intel® Anti-Theft Technology (Intel® AT)	Yes	Yes
Intel® Clear Video HD Technology (Intel® CVT HD)	Yes	Yes
Intel® Clear Video Technology for Mobile Internet Devices (Intel CVT for MID)	No	No
Intel® Hyper Threading Technology (Intel® HT Technology)	Yes	Yes
Intel® Identity Protection Technology (Intel® IPT)	Yes	Yes
Intel® InTru™ 3D Technology	Yes	Yes
Intel® Insider™	Yes	Yes
Intel® My WiFi Technology (Intel® MWT)	Yes	Yes
Intel® Quick Sync Video Technology	Yes	Yes
Intel® Secure KeyKnown for one	Yes	Unknown — not stated by the source
Intel® Small Business Advantage (Intel® SBA)Known for one	No	Unknown — not stated by the source
Intel® Smart Response TechnologyKnown for one	No	Unknown — not stated by the source
Intel® Turbo Boost Technology	2.0	2.0
Processor ARK IDDiffers	64899	53470
Processor package sizeDiffers	37.5 x 37.5 (rPGA988B)	31 mm
Supported instruction sets	AVX	AVX
Thermal Monitoring Technologies	Yes	Yes
Conflict-Free processorDiffers	Yes	No
Intel® Smart CacheKnown for one	Unknown — not stated by the source	Yes
Processor codeKnown for one	Unknown — not stated by the source	SR02S
Batteryidentical
Battery technologyKnown for one	Lithium-Ion (Li-Ion)	Unknown — not stated by the source
Number of battery cells	9	9
Battery capacity	7800 mAh	7800 mAh
Poweridentical
AC adapter power	180 W	180 W
DC-in jack	Yes	Yes
Securityidentical
Cable lock slot	Yes	Yes
Cable lock slot type	Kensington	Kensington
Fingerprint readerKnown for one	No	Unknown — not stated by the source
Weight & dimensions4 differ
WeightDiffers	3.5 kg	3.8 kg
WidthDiffers	395 mm	428 mm
DepthDiffers	268 mm	288 mm
HeightDiffers	56 mm	55 mm
Packaging contentidentical
AC adapter included	Yes	Yes
Cables includedKnown for one	AC	Unknown — not stated by the source
Other featuresidentical
Infrared data port	No	No
3DKnown for one	No	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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