Product comparison · 2 pcs/workstations

ASUS G20AJ-CH026S PC Intel® Core™ i7 i7-4790 vs Dell OptiPlex GX620

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  • 32specifications compared
  • 19differ
  • 13identical
  • 123known for one product only

Key differences

The ASUS G20AJ-CH026S PC Intel® Core™ i7 i7-4790 has 2 more processor cores than the Dell OptiPlex GX620 (4 vs 2). The ASUS G20AJ-CH026S PC Intel® Core™ i7 i7-4790 has 0.4 GHz more processor frequency than the Dell OptiPlex GX620 (3.6 GHz vs 3.2 GHz). The ASUS G20AJ-CH026S PC Intel® Core™ i7 i7-4790 has 14 GB more internal memory than the Dell OptiPlex GX620 (16 GB vs 2 GB). Internal memory type: DDR3-SDRAM on the ASUS G20AJ-CH026S PC Intel® Core™ i7 i7-4790, DDR2-SDRAM on the Dell OptiPlex GX620. Memory slots: 2x SO-DIMM on the ASUS G20AJ-CH026S PC Intel® Core™ i7 i7-4790, 4x DIMM on the Dell OptiPlex GX620.

  • Processor cores
    • G20AJ-CH026S PC Intel® Core™ i7 i7-4790:4
    • OptiPlex GX620:2
  • Processor frequency
    • G20AJ-CH026S PC Intel® Core™ i7 i7-4790:3.6 GHz
    • OptiPlex GX620:3.2 GHz
  • Internal memory
    • G20AJ-CH026S PC Intel® Core™ i7 i7-4790:16 GB
    • OptiPlex GX620:2 GB
  • Internal memory type
    • G20AJ-CH026S PC Intel® Core™ i7 i7-4790:DDR3-SDRAM
    • OptiPlex GX620:DDR2-SDRAM
  • Memory slots
    • G20AJ-CH026S PC Intel® Core™ i7 i7-4790:2x SO-DIMM
    • OptiPlex GX620:4x DIMM
  • Total storage capacity
    • G20AJ-CH026S PC Intel® Core™ i7 i7-4790:2.25 TB
    • OptiPlex GX620:250 GB
  • Storage media
    • G20AJ-CH026S PC Intel® Core™ i7 i7-4790:HDD+SSD
    • OptiPlex GX620:HDD
  • Motherboard chipset
    • G20AJ-CH026S PC Intel® Core™ i7 i7-4790:Intel® H97
    • OptiPlex GX620:Intel® 945G

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Differences highlightedShow differences only (on)
Comparison of G20AJ-CH026S, GX620
155 specifications
Processor2 differ
Processor manufacturerKnown for oneIntelUnknown — not stated by the source
Processor familyKnown for oneIntel® Core™ i7Unknown — not stated by the source
Processor generationKnown for one4th gen Intel® Core™ i7Unknown — not stated by the source
Processor modelKnown for onei7-4790Unknown — not stated by the source
Processor coresDiffers42
Processor threadsKnown for one8Unknown — not stated by the source
Processor boost frequencyKnown for one4 GHzUnknown — not stated by the source
Processor frequencyDiffers3.6 GHz3.2 GHz
Processor cacheKnown for one8 MBUnknown — not stated by the source
Processor cache typeKnown for oneSmart CacheUnknown — not stated by the source
Bus typeKnown for oneDMIUnknown — not stated by the source
FSB ParityKnown for oneNoUnknown — not stated by the source
System bus rateKnown for one5 GT/sUnknown — not stated by the source
Processor lithographyKnown for one22 nmUnknown — not stated by the source
Processor operating modesKnown for one32-bit, 64-bitUnknown — not stated by the source
Processor seriesKnown for oneIntel Core i7-4700 Desktop seriesUnknown — not stated by the source
Processor codenameKnown for oneHaswellUnknown — not stated by the source
Thermal Design Power (TDP)Known for one84 WUnknown — not stated by the source
TcaseKnown for one72.72 °CUnknown — not stated by the source
Maximum number of PCI Express lanesKnown for one16Unknown — not stated by the source
PCI Express configurationsKnown for one1x16, 2x8, 1x8+2x4Unknown — not stated by the source
PCI Express slots versionKnown for one3.0Unknown — not stated by the source
Number of QPI linksKnown for one0Unknown — not stated by the source
Processor socketKnown for oneLGA 1150 (Socket H3)Unknown — not stated by the source
SteppingKnown for oneC0Unknown — not stated by the source
Maximum internal memory supported by processorKnown for one32 GBUnknown — not stated by the source
Memory types supported by processorKnown for oneDDR3-SDRAMUnknown — not stated by the source
Memory clock speeds supported by processorKnown for one1333,1600 MHzUnknown — not stated by the source
Memory bandwidth supported by processor (max)Known for one25.6 GB/sUnknown — not stated by the source
ECC supported by processorKnown for oneNoUnknown — not stated by the source
Memory3 differ
Internal memoryDiffers16 GB2 GB
Internal memory typeDiffersDDR3-SDRAMDDR2-SDRAM
Memory slotsDiffers2x SO-DIMM4x DIMM
Memory channelsKnown for oneDual-channelUnknown — not stated by the source
Maximum internal memoryKnown for oneUnknown — not stated by the source4 GB
Memory clock speedKnown for oneUnknown — not stated by the source533 MHz
Non-ECCKnown for oneUnknown — not stated by the sourceYes
Storage2 differ
Total storage capacityDiffers2.25 TB250 GB
Storage mediaDiffersHDD+SSDHDD
HDD interfaceKnown for oneSATA IIIUnknown — not stated by the source
Number of SSDs installedKnown for one1Unknown — not stated by the source
SSD capacityKnown for one256 GBUnknown — not stated by the source
SSD interfaceKnown for oneSATA IIIUnknown — not stated by the source
Optical drive typeKnown for oneUnknown — not stated by the sourceDVD±RW
Number of storage drives installedKnown for oneUnknown — not stated by the source1
Number of HDDs installedKnown for oneUnknown — not stated by the source1
HDD capacityKnown for oneUnknown — not stated by the source250 GB
Graphicsidentical
On-board graphics cardKnown for oneYesUnknown — not stated by the source
Discrete graphics card modelKnown for oneNVIDIA® GeForce® GTX 980Unknown — not stated by the source
On-board graphics card familyKnown for oneIntel® HD GraphicsUnknown — not stated by the source
On-board graphics card modelKnown for oneIntel® HD Graphics 4600Unknown — not stated by the source
Maximum on-board graphics card memoryKnown for one1.024 GBUnknown — not stated by the source
Number of displays supported (on-board graphics)Known for one3Unknown — not stated by the source
On-board graphics card base frequencyKnown for one350 MHzUnknown — not stated by the source
On-board graphics card dynamic frequency (max)Known for one1200 MHzUnknown — not stated by the source
On-board graphics card DirectX versionKnown for one11.1Unknown — not stated by the source
On-board graphics card IDKnown for one0x412Unknown — not stated by the source
Performance1 differ
Motherboard chipsetDiffersIntel® H97Intel® 945G
Audio output channelsKnown for one7.1 channelsUnknown — not stated by the source
Network2 differ
Top Wi-Fi standardDiffersWi-Fi 5 (802.11ac)Wi-Fi 4 (802.11n)
Wi-Fi standardsDiffers802.11a, Wi-Fi 5 (802.11ac), 802.11b, 802.11g, Wi-Fi 4 (802.11n)802.11b, 802.11g, Wi-Fi 4 (802.11n)
BluetoothKnown for oneYesUnknown — not stated by the source
Bluetooth versionKnown for one4.0Unknown — not stated by the source
Cabling technologyKnown for oneUnknown — not stated by the source10/100/1000Base-T(X)
Ports & interfaces4 differ
USB 2.0 ports quantityDiffers48
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantityDiffers40
HDMI ports quantityDiffers10
VGA (D-Sub) ports quantityDiffers01
DC-in jackKnown for oneYesUnknown — not stated by the source
Line-outKnown for oneUnknown — not stated by the sourceYes
Line-inKnown for oneUnknown — not stated by the sourceYes
Serial ports quantityKnown for oneUnknown — not stated by the source1
Parallel ports quantityKnown for oneUnknown — not stated by the source1
Design1 differ
Product colourDiffersBlack, RedBlack, Silver
Chassis typeKnown for oneUnknown — not stated by the sourceMini Tower
Number of 5.25" baysKnown for oneUnknown — not stated by the source2
Number of 2.5" baysKnown for oneUnknown — not stated by the source1
Liquid cooling systemKnown for oneUnknown — not stated by the sourceNo
Software1 differ
Operating system installedDiffersWindows 8.1Windows XP Professional
Operating system architectureKnown for oneUnknown — not stated by the source32-bit
Processor special featuresidentical
CPU configuration (max)Known for one1Unknown — not stated by the source
Embedded options availableKnown for oneNoUnknown — not stated by the source
Enhanced Intel SpeedStep TechnologyKnown for oneYesUnknown — not stated by the source
Execute Disable BitKnown for oneYesUnknown — not stated by the source
Graphics & IMC lithographyKnown for one22 nmUnknown — not stated by the source
Idle StatesKnown for oneYesUnknown — not stated by the source
Intel 64Known for oneYesUnknown — not stated by the source
Intel Clear Video TechnologyKnown for oneNoUnknown — not stated by the source
Intel Demand Based SwitchingKnown for oneNoUnknown — not stated by the source
Intel Dual Display Capable TechnologyKnown for oneNoUnknown — not stated by the source
Intel Enhanced Halt StateKnown for oneYesUnknown — not stated by the source
Intel FDI TechnologyKnown for oneYesUnknown — not stated by the source
Intel Fast Memory AccessKnown for oneNoUnknown — not stated by the source
Intel Flex Memory AccessKnown for oneNoUnknown — not stated by the source
Intel Identity Protection Technology versionKnown for one1.00Unknown — not stated by the source
Intel Rapid Storage TechnologyKnown for oneNoUnknown — not stated by the source
Intel Secure Key Technology versionKnown for one1.00Unknown — not stated by the source
Intel Small Business Advantage (SBA) versionKnown for one1.00Unknown — not stated by the source
Intel Stable Image Platform Program (SIPP)Known for oneYesUnknown — not stated by the source
Intel Stable Image Platform Program (SIPP) versionKnown for one1.00Unknown — not stated by the source
Intel TSX-NIKnown for oneNoUnknown — not stated by the source
Intel TSX-NI versionKnown for one0.00Unknown — not stated by the source
Intel Trusted Execution TechnologyKnown for oneYesUnknown — not stated by the source
Intel VT-x with Extended Page Tables (EPT)Known for oneYesUnknown — not stated by the source
Intel Virtualization Technology (VT-x)Known for oneYesUnknown — not stated by the source
Intel Virtualization Technology for Directed I/O (VT-d)Known for oneYesUnknown — not stated by the source
Intel® AES New Instructions (Intel® AES-NI)Known for oneYesUnknown — not stated by the source
Intel® Clear Video HD Technology (Intel® CVT HD)Known for oneYesUnknown — not stated by the source
Intel® Clear Video Technology for Mobile Internet Devices (Intel CVT for MID)Known for oneNoUnknown — not stated by the source
Intel® InTru™ 3D TechnologyKnown for oneYesUnknown — not stated by the source
Intel® Insider™Known for oneYesUnknown — not stated by the source
Intel® OS GuardKnown for oneYesUnknown — not stated by the source
Intel® Secure KeyKnown for oneYesUnknown — not stated by the source
Intel® Smart CacheKnown for oneYesUnknown — not stated by the source
Intel® Virtualization Technology (Intel® VT)Known for oneVT-d, VT-xUnknown — not stated by the source
Intel® Wireless Display (Intel® WiDi)Known for oneYesUnknown — not stated by the source
Processor ARK IDKnown for one80806Unknown — not stated by the source
Processor codeKnown for oneSR1QFUnknown — not stated by the source
Processor package sizeKnown for one37.5 x 37.5 mmUnknown — not stated by the source
ScalabilityKnown for one1SUnknown — not stated by the source
Supported instruction setsKnown for oneAVX 2.0, SSE4.1, SSE4.2Unknown — not stated by the source
Thermal Monitoring TechnologiesKnown for oneYesUnknown — not stated by the source
Thermal solution specificationKnown for onePCG 2013DUnknown — not stated by the source
Intel® Turbo Boost TechnologyKnown for one2.0Unknown — not stated by the source
Intel® Hyper Threading Technology (Intel® HT Technology)Known for oneYesUnknown — not stated by the source
Intel® Quick Sync Video TechnologyKnown for oneYesUnknown — not stated by the source
Intel® My WiFi Technology (Intel® MWT)Known for oneYesUnknown — not stated by the source
Intel® Identity Protection Technology (Intel® IPT)Known for oneYesUnknown — not stated by the source
Intel® Anti-Theft Technology (Intel® AT)Known for oneYesUnknown — not stated by the source
Conflict-Free processorKnown for oneYesUnknown — not stated by the source
Audioidentical
Audio systemKnown for oneSonicMasterUnknown — not stated by the source
Weight & dimensions3 differ
WidthDiffers104 mm411.4 mm
DepthDiffers358 mm189.6 mm
HeightDiffers340 mm431.8 mm
WeightKnown for one6.38 kgUnknown — not stated by the source
Packaging dataidentical
Package widthKnown for one190 mmUnknown — not stated by the source
Package depthKnown for one592 mmUnknown — not stated by the source
Package heightKnown for one400 mmUnknown — not stated by the source
Packaging contentidentical
Cables includedKnown for oneUnknown — not stated by the sourceAC
Certificatesidentical
CertificationKnown for oneBSMI/CB/CE/FCC/ETL/CCC/C-Tick/VCCIUnknown — not stated by the source
Expansion slotsidentical
Number of 3.5" baysKnown for oneUnknown — not stated by the source2
Poweridentical
Power supplyKnown for oneUnknown — not stated by the source305 W

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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