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Product comparison · 2 pcs/workstations

ASUS ROG G20CB-KR021T PC Intel® Core™ i7 i7-6700 vs ASUS ROG GT51CA-FR026T PC Intel® Core™ i7 i7-6700K

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  • 116specifications compared
  • 37differ
  • 79identical
  • 28known for one product only

Key differences

The ASUS ROG GT51CA-FR026T PC Intel® Core™ i7 i7-6700K has 0.2 GHz more processor boost frequency than the ASUS ROG G20CB-KR021T PC Intel® Core™ i7 i7-6700 (4.2 GHz vs 4 GHz). The ASUS ROG GT51CA-FR026T PC Intel® Core™ i7 i7-6700K has 0.6 GHz more processor frequency than the ASUS ROG G20CB-KR021T PC Intel® Core™ i7 i7-6700 (4 GHz vs 3.4 GHz). The ASUS ROG GT51CA-FR026T PC Intel® Core™ i7 i7-6700K has 26 W more thermal Design Power (TDP) than the ASUS ROG G20CB-KR021T PC Intel® Core™ i7 i7-6700 (91 W vs 65 W). Only the ASUS ROG G20CB-KR021T PC Intel® Core™ i7 i7-6700 has embedded options available. Only the ASUS ROG G20CB-KR021T PC Intel® Core™ i7 i7-6700 has Intel Stable Image Platform Program (SIPP).

  • Processor model
    • i7-6700
    • i7-6700K
  • Processor boost frequency
    • 4 GHz
    • 4.2 GHz
  • Processor frequency
    • 3.4 GHz
    • 4 GHz
  • Bus type
    • DMI3
    • DMI2
  • Thermal Design Power (TDP)
    • 65 W
    • 91 W
  • Tcase
    • 71 °C
    • 64 °C
  • PCI Express configurations
    • 2x8, 1x8+2x4, 1x16
    • 1x16, 2x8, 1x8+2x4
  • Memory clock speeds supported by processor
    • 1333,1600,1866,2133 MHz
    • 1600,2133 MHz

Side by side

Differences highlightedShow differences only
144 specifications
A

ASUS

ROG G20CB-KR021T PC Intel® Core™ i7 i7-6700

Model G20CB-KR021T

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B

ASUS

ROG GT51CA-FR026T PC Intel® Core™ i7 i7-6700K

Model GT51CA-FR026T

View product
Processor9 differ
Processor manufacturerIntelIntel
Processor familyIntel® Core™ i7Intel® Core™ i7
Processor generation6th gen Intel® Core™ i76th gen Intel® Core™ i7
Processor modelDiffersi7-6700i7-6700K
Processor cores44
Processor threads88
Processor boost frequencyDiffers4 GHz4.2 GHz
Processor frequencyDiffers3.4 GHz4 GHz
Processor cache8 MB8 MB
Processor cache typeSmart CacheSmart Cache
Bus typeDiffersDMI3DMI2
System bus rate8 GT/s8 GT/s
Processor lithography14 nm14 nm
Processor operating modes64-bit64-bit
Processor seriesIntel Core i7-6700 Desktop seriesIntel Core i7-6700 Desktop series
Processor codenameSkylakeSkylake
Thermal Design Power (TDP)Differs65 W91 W
TcaseDiffers71 °C64 °C
Maximum number of PCI Express lanes1616
PCI Express configurationsDiffers2x8, 1x8+2x4, 1x161x16, 2x8, 1x8+2x4
PCI Express slots version3.03.0
Number of QPI linksKnown for one0
Number of processors installed11
Processor socketLGA 1151 (Socket H4)LGA 1151 (Socket H4)
SteppingR0R0
Maximum internal memory supported by processor64 GB64 GB
Memory types supported by processorDDR3L-SDRAM, DDR4-SDRAMDDR3L-SDRAM, DDR4-SDRAM
Memory clock speeds supported by processorDiffers1333,1600,1866,2133 MHz1600,2133 MHz
Memory bandwidth supported by processor (max)Differs34.1 GB/s34.2 GB/s
ECC supported by processorNoNo
Memory voltage supported by processorKnown for one1.35 V
Memory2 differ
Internal memoryDiffers16 GB64 GB
Maximum internal memoryDiffers32 GB64 GB
Internal memory typeDDR4-SDRAMDDR4-SDRAM
Memory channelsDual-channelDual-channel
Memory clock speedKnown for one2133 MHz
Storage1 differ
Total storage capacityDiffers1.25 TB4 TB
Optical drive typeKnown for oneDVD Super Multi
Storage mediaHDD+SSDHDD+SSD
Number of HDDs installedKnown for one1
HDD capacityKnown for one1 TB
HDD sizeKnown for one3.5"
SSD capacityKnown for one256 GB
Graphics2 differ
On-board graphics cardYesYes
Discrete graphics card modelDiffersNVIDIA® GeForce® GTX 1070NVIDIA® GeForce® GTX 1080
Discrete graphics card memory8 GB8 GB
Number of discrete graphics cardsKnown for one2
On-board graphics card familyIntel® HD GraphicsIntel® HD Graphics
On-board graphics card modelIntel® HD Graphics 530Intel® HD Graphics 530
Maximum on-board graphics card memoryDiffers1.74 GB1.7 GB
Number of displays supported (on-board graphics)33
On-board graphics card base frequency350 MHz350 MHz
On-board graphics card dynamic frequency (max)1150 MHz1150 MHz
On-board graphics card DirectX version12.012.0
On-board graphics card ID19121912
On-board graphics card OpenGL version4.44.4
Performance1 differ
Product typePCPC
Motherboard chipsetDiffersIntel® H170Intel® Z170
Optical driveidentical
Optical drives quantityKnown for one1
Network1 differ
Ethernet LANYesYes
Ethernet LAN data ratesKnown for one10,100,1000 Mbit/s
Wi-FiYesYes
Top Wi-Fi standardWi-Fi 5 (802.11ac)Wi-Fi 5 (802.11ac)
Wi-Fi standardsDiffers802.11a, Wi-Fi 5 (802.11ac), 802.11b, 802.11g, Wi-Fi 4 (802.11n)Wi-Fi 5 (802.11ac)
BluetoothKnown for oneYes
Bluetooth versionKnown for one4.1
Ports & interfaces4 differ
USB 2.0 ports quantity22
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantityDiffers48
USB 3.2 Gen 1 (3.1 Gen 1) Type-C ports quantity00
USB 3.2 Gen 2 (3.1 Gen 2) Type-A ports quantityDiffers21
USB 3.2 Gen 2 (3.1 Gen 2) Type-C ports quantityDiffers01
Thunderbolt 3 ports quantity00
HDMI ports quantityDiffers10
Ethernet LAN (RJ-45) ports11
Combo headphone/mic portKnown for oneYes
Headphone outputs11
Microphone inYesYes
VGA (D-Sub) ports quantity00
DVI portNoNo
PS/2 ports quantityKnown for one1
S/PDIF out portKnown for oneYes
DC-in jackKnown for oneYes
Expansion slots1 differ
PCI Express x1 slotsKnown for one3
PCI Express x16 slotsDiffers13
Design1 differ
Chassis typeTowerTower
Product colourDiffersBlack, RedBlack, Grey, Red
Cable lock slotKnown for oneYes
Cable lock slot typeKnown for oneKensington
Liquid cooling systemKnown for oneNo
Softwareidentical
Operating system installedWindows 10 HomeWindows 10 Home
Displayidentical
Display includedNoNo
Processor special features8 differ
CPU configuration (max)11
Embedded options availableDiffersYesNo
Enhanced Intel SpeedStep TechnologyYesYes
Execute Disable BitYesYes
Graphics & IMC lithography14 nm14 nm
Idle StatesYesYes
Intel 64YesYes
Intel Clear Video TechnologyYesYes
Intel Fast Memory AccessKnown for oneYes
Intel Identity Protection Technology version1.001.00
Intel Secure Key Technology version1.001.00
Intel Small Business Advantage (SBA) version1.001.00
Intel Software Guard Extensions (Intel SGX)YesYes
Intel Stable Image Platform Program (SIPP)DiffersYesNo
Intel Stable Image Platform Program (SIPP) versionDiffers1.000.00
Intel TSX-NIYesYes
Intel TSX-NI version1.001.00
Intel Trusted Execution TechnologyDiffersYesNo
Intel VT-x with Extended Page Tables (EPT)YesYes
Intel Virtualization Technology (VT-x)YesYes
Intel Virtualization Technology for Directed I/O (VT-d)YesYes
Intel® AES New Instructions (Intel® AES-NI)YesYes
Intel® Clear Video HD Technology (Intel® CVT HD)YesYes
Intel® InTru™ 3D TechnologyYesYes
Intel® Insider™YesYes
Intel® OS GuardYesYes
Intel® Secure KeyYesYes
Intel® Small Business Advantage (Intel® SBA)DiffersYesNo
Intel® Smart CacheKnown for oneYes
Intel® Wireless Display (Intel® WiDi)YesYes
Processor ARK IDDiffers8819688195
Processor package size37.5 x 37.5 mm37.5 x 37.5 mm
Scalability1S1S
Supported instruction setsDiffersSSE4.1, AVX 2.0, SSE4.2AVX 2.0, SSE4.1, SSE4.2
Thermal Monitoring TechnologiesYesYes
Thermal solution specificationDiffersPCG 2015CPCG 2015D
Intel® Turbo Boost Technology2.02.0
Intel® Hyper Threading Technology (Intel® HT Technology)YesYes
Intel® Quick Sync Video TechnologyYesYes
Intel® My WiFi Technology (Intel® MWT)Known for oneYes
Intel® Identity Protection Technology (Intel® IPT)YesYes
Intel® Anti-Theft Technology (Intel® AT)Known for oneYes
Conflict-Free processorYesYes
Intel Enhanced Halt StateKnown for oneYes
Intel® Clear Video Technology for Mobile Internet Devices (Intel CVT for MID)Known for oneYes
Processor codeKnown for oneSR2BT
Weight & dimensions4 differ
WidthDiffers104 mm262 mm
DepthDiffers340 mm584 mm
HeightDiffers358 mm587 mm
WeightDiffers6.38 kg27 kg
Packaging data3 differ
Package widthDiffers190 mm380 mm
Package depthDiffers400 mm700 mm
Package heightDiffers592 mm680 mm

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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