Product comparison · 2 pcs/workstations

ERAZER X5345 D vs ERAZER X7727 D

105specifications compared
47differ
58identical
19known for one product only

Key differences

Processor generation
- X5345 D:2nd gen Intel® Core™ i7
- X7727 D:Intel® Core™ i7
Processor model
- X5345 D:i7-2600K
- X7727 D:i7-990X
Processor cores
- X5345 D:4
- X7727 D:6
Processor threads
- X5345 D:8
- X7727 D:12
Processor boost frequency
- X5345 D:3.8 GHz
- X7727 D:3.73 GHz
Processor frequency
- X5345 D:3.4 GHz
- X7727 D:3.46 GHz
Processor cache
- X5345 D:8 MB
- X7727 D:12 MB
Bus type
- X5345 D:DMI
- X7727 D:QPI

Side by side

Differences highlightedShow differences only

Comparison of X5345 D, X7727 D
124 specifications	A ERAZER X5345 D View product	B ERAZER X7727 D View product
Processor20 differ
Processor manufacturer	Intel	Intel
Processor familyDiffers	Intel® Core™ i7	Intel® Core™ i7 Extreme Edition
Processor generationDiffers	2nd gen Intel® Core™ i7	Intel® Core™ i7
Processor modelDiffers	i7-2600K	i7-990X
Processor coresDiffers	4	6
Processor threadsDiffers	8	12
Processor boost frequencyDiffers	3.8 GHz	3.73 GHz
Processor frequencyDiffers	3.4 GHz	3.46 GHz
Processor cacheDiffers	8 MB	12 MB
Processor cache type	Smart Cache	Smart Cache
Bus typeDiffers	DMI	QPI
FSB Parity	No	No
System bus rateDiffers	5 GT/s	6.4 GT/s
Processor lithography	32 nm	32 nm
Processor operating modes	64-bit	64-bit
Processor seriesDiffers	Intel Core i7-2600 Desktop Series	Intel Core i7-900 Desktop Extreme Edition Series
Processor codenameDiffers	Sandy Bridge	Gulftown
Thermal Design Power (TDP)Differs	95 W	130 W
TcaseDiffers	72.6 °C	67.9 °C
Maximum number of PCI Express lanesKnown for one	16	Unknown — not stated by the source
PCI Express slots versionKnown for one	2.0	Unknown — not stated by the source
Number of processors installed	1	1
Processor socketDiffers	LGA 1155 (Socket H2)	Socket B (LGA 1366)
CPU multiplier (bus/core ratio)Differs	34	26
SteppingDiffers	D2	B1
Maximum internal memory supported by processorDiffers	32 GB	24 GB
Memory types supported by processor	DDR3-SDRAM	DDR3-SDRAM
Memory clock speeds supported by processorDiffers	1066,1333 MHz	1066 MHz
Memory bandwidth supported by processor (max)Differs	21 GB/s	25.6 GB/s
ECC supported by processor	No	No
Processor front side busKnown for one	Unknown — not stated by the source	1066 MHz
Number of QPI linksKnown for one	Unknown — not stated by the source	1
Processing Die sizeKnown for one	Unknown — not stated by the source	239 mm²
Memory2 differ
Internal memory	12 GB	12 GB
Internal memory type	DDR3-SDRAM	DDR3-SDRAM
Memory slotsDiffers	4x DIMM	6x DIMM
Memory clock speed	1333 MHz	1333 MHz
Memory channelsDiffers	Dual-channel	Triple-channel
Memory layout (slots x size)Known for one	Unknown — not stated by the source	3 x 4 GB
Storage2 differ
Total storage capacity	2 TB	2 TB
Optical drive typeDiffers	DVD Super Multi DL	Blu-Ray DVD Combo
SSD capacityKnown for one	64 GB	Unknown — not stated by the source
Card reader integrated	Yes	Yes
Compatible memory cardsDiffers	Memory Stick (MS), MMC, SD, xD	Memory Stick (MS), MS PRO, SD
Graphics5 differ
On-board graphics cardDiffers	Yes	No
Discrete graphics card modelDiffers	NVIDIA® GeForce® GTX 570	NVIDIA® GeForce® GTX 580
Discrete graphics card memoryDiffers	1 GB	1.536 GB
Discrete graphics memory type	GDDR5	GDDR5
On-board graphics card familyKnown for one	Intel® HD Graphics	Unknown — not stated by the source
On-board graphics card modelDiffers	Intel® HD Graphics 3000	Not available
Number of displays supported (on-board graphics)Known for one	2	Unknown — not stated by the source
On-board graphics card base frequencyKnown for one	850 MHz	Unknown — not stated by the source
On-board graphics card dynamic frequency (max)Known for one	1350 MHz	Unknown — not stated by the source
On-board graphics card IDKnown for one	0x112	Unknown — not stated by the source
Graphics card familyDiffers	Intel, NVIDIA	NVIDIA
Performanceidentical
Product type	PC	PC
Audio output channels	7.1 channels	7.1 channels
Networkidentical
Ethernet LAN	Yes	Yes
Ethernet LAN data rates	10,100,1000 Mbit/s	10,100,1000 Mbit/s
Cabling technology	10/100/1000Base-T(X)	10/100/1000Base-T(X)
Wi-Fi	No	No
Ports & interfaces5 differ
USB 2.0 ports quantityDiffers	8	10
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantityDiffers	2	0
HDMI ports quantity	0	0
Ethernet LAN (RJ-45) ports	1	1
Headphone outputs	1	1
Line-inKnown for one	Yes	Unknown — not stated by the source
Microphone in	Yes	Yes
VGA (D-Sub) ports quantity	0	0
DVI port	No	No
PS/2 ports quantityDiffers	0	2
Firewire (IEEE 1394) portsDiffers	1	0
eSATA ports quantityDiffers	2	1
S/PDIF out portKnown for one	Yes	Unknown — not stated by the source
Serial ports quantity	0	0
Parallel ports quantity	0	0
Designidentical
Product colour	Black	Black
Softwareidentical
Operating system installed	Windows 7 Home Premium	Windows 7 Home Premium
Operating system architecture	64-bit	64-bit
Displayidentical
Display included	No	No
Processor special features13 differ
CPU configuration (max)	1	1
Embedded options available	No	No
Enhanced Intel SpeedStep Technology	Yes	Yes
Execute Disable Bit	Yes	Yes
Idle States	Yes	Yes
Intel 64	Yes	Yes
Intel Clear Video Technology	No	No
Intel Demand Based Switching	No	No
Intel Dual Display Capable TechnologyDiffers	Yes	No
Intel Enhanced Halt State	Yes	Yes
Intel FDI TechnologyDiffers	Yes	No
Intel Fast Memory AccessDiffers	Yes	No
Intel Flex Memory AccessDiffers	Yes	No
Intel Identity Protection Technology versionKnown for one	1.00	Unknown — not stated by the source
Intel Rapid Storage Technology	No	No
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® Clear Video HD Technology (Intel® CVT HD)Differs	Yes	No
Intel® Clear Video Technology for Mobile Internet Devices (Intel CVT for MID)	No	No
Intel® InTru™ 3D TechnologyDiffers	Yes	No
Intel® Insider™Differs	Yes	No
Intel® Wireless Display (Intel® WiDi)	No	No
Processor ARK IDDiffers	52214	52585
Processor package sizeDiffers	37.5 x 37.5 mm	42.5 X 45.0 mm
Supported instruction setsDiffers	AVX	SSE4.2
Thermal Monitoring TechnologiesDiffers	Yes	No
Intel® Turbo Boost TechnologyDiffers	2.0	1.0
Intel® Hyper Threading Technology (Intel® HT Technology)	Yes	Yes
Intel® Quick Sync Video TechnologyDiffers	Yes	No
Intel® My WiFi Technology (Intel® MWT)	No	No
Intel® Identity Protection Technology (Intel® IPT)Known for one	Yes	Unknown — not stated by the source
Intel® Anti-Theft Technology (Intel® AT)	No	No
Conflict-Free processor	No	No
Intel® Smart CacheKnown for one	Unknown — not stated by the source	Yes
Physical Address Extension (PAE)Known for one	Unknown — not stated by the source	Yes
Processor codeKnown for one	Unknown — not stated by the source	SLBVZ
Audioidentical
Audio system	HDA	HDA
Weight & dimensionsidentical
Width	275 mm	275 mm
Depth	640 mm	640 mm
Height	600 mm	600 mm
Packaging contentidentical
Mouse included	Yes	Yes

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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