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Product comparison · 2 pcs/workstations

Acer G3-605 I9956 BE vs HP 820 + 3x Z23i

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  • 107specifications compared
  • 62differ
  • 45identical
  • 59known for one product only

Key differences

The HP 820 + 3x Z23i has 2 more processor cores than the Acer G3-605 I9956 BE (6 vs 4). The HP 820 + 3x Z23i has 4 more processor threads than the Acer G3-605 I9956 BE (12 vs 8). The Acer G3-605 I9956 BE has 1.3 GHz more processor boost frequency than the HP 820 + 3x Z23i (3.9 GHz vs 2.6 GHz). Only the HP 820 + 3x Z23i has ECC supported by processor. Only the Acer G3-605 I9956 BE has Wi-Fi.

  • Processor family
    • Intel® Core™ i7
    • Intel® Xeon® E5 V2 Family
  • Processor model
    • i7-4770
    • E5-2620V2
  • Processor cores
    • 4
    • 6
  • Processor threads
    • 8
    • 12
  • Processor boost frequency
    • 3.9 GHz
    • 2.6 GHz
  • Processor frequency
    • 3.4 GHz
    • 2.1 GHz
  • Processor cache
    • 8 MB
    • 15 MB
  • Bus type
    • DMI2
    • QPI

Side by side

Differences highlightedShow differences only
166 specifications
A

Acer

G3-605 I9956 BEView product
B

HP

820 + 3x Z23iView product
Processor21 differ
Processor familyDiffersIntel® Core™ i7Intel® Xeon® E5 V2 Family
Processor modelDiffersi7-4770E5-2620V2
Processor coresDiffers46
Processor threadsDiffers812
Processor boost frequencyDiffers3.9 GHz2.6 GHz
Processor frequencyDiffers3.4 GHz2.1 GHz
Processor cacheDiffers8 MB15 MB
Bus typeDiffersDMI2QPI
System bus rateDiffers5 GT/s7.2 GT/s
Processor seriesDiffersIntel Core i7-4700 Desktop seriesIntel Xeon E5-2600 v2
Processor codenameDiffersHaswellIvy Bridge EP
Thermal Design Power (TDP)Differs84 W80 W
TcaseDiffers72.72 °C71 °C
Maximum number of PCI Express lanesDiffers1640
PCI Express configurationsDiffers1x16, 2x8, 1x8+2x4x4, x8, x16
Number of QPI linksDiffers12
Processor socketDiffersLGA 1150 (Socket H3)LGA 2011 (Socket R)
Maximum internal memory supported by processorDiffers32 GB768 GB
Memory clock speeds supported by processorDiffers1333,1600 MHz800,1066,1333,1600 MHz
Memory bandwidth supported by processor (max)Differs25.6 GB/s51.2 GB/s
ECC supported by processorDiffersNoYes
Processor generationKnown for one4th gen Intel® Core™ i7
SteppingKnown for oneC0
Memory voltage supported by processorKnown for one1.5 V
Memory2 differ
Memory layout (slots x size)Known for one4 x 4 GB
Memory slotsDiffers4x DIMM16x DIMM
Memory clock speedKnown for one1866 MHz
ECCKnown for oneYes
Memory channelsDiffersDual-channelQuad-channel
Maximum internal memoryKnown for one32 GB
Storage4 differ
Total storage capacityDiffers3.12 TB1 TB
Optical drive typeDiffersDVD±RWDVD Super Multi
Storage mediaDiffersHDD+SSDHDD
HDD capacityDiffers3 TB1 TB
HDD speedKnown for one7200 RPM
Card reader integratedKnown for oneYes
Number of SSDs installedKnown for one1
SSD capacityKnown for one120 GB
SSD interfaceKnown for oneSATA
Graphics1 differ
Discrete graphics card modelDiffersNVIDIA® GeForce® GTX 770Not available
On-board graphics cardKnown for oneYes
Discrete graphics card memoryKnown for one2 GB
Discrete graphics memory typeKnown for oneGDDR5
On-board graphics card familyKnown for oneIntel® HD Graphics
On-board graphics card modelKnown for oneIntel® HD Graphics 4600
Maximum on-board graphics card memoryKnown for one2 GB
Number of displays supported (on-board graphics)Known for one3
On-board graphics card base frequencyKnown for one350 MHz
On-board graphics card dynamic frequency (max)Known for one1200 MHz
On-board graphics card DirectX versionKnown for one11.2/12
On-board graphics card IDKnown for one0x412
On-board graphics card OpenGL versionKnown for one4.3
Performance1 differ
Product typeDiffersPCWorkstation
Motherboard chipsetKnown for oneIntel® C602
Optical driveidentical
BD interface typeKnown for oneSATA
Network1 differ
Cabling technologyKnown for one10/100/1000Base-T(X)
Wi-FiDiffersYesNo
Top Wi-Fi standardKnown for oneWi-Fi 4 (802.11n)
Wi-Fi standardsKnown for one802.11b, 802.11g, Wi-Fi 4 (802.11n)
Ports & interfaces5 differ
USB 2.0 ports quantityDiffers25
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantityDiffers34
HDMI ports quantityDiffers10
Ethernet LAN (RJ-45) portsDiffers12
Line-outKnown for oneYes
Line-inKnown for oneYes
DVI portDiffersYesNo
PS/2 ports quantityKnown for one2
Firewire (IEEE 1394) portsKnown for one2
DisplayPorts quantityKnown for one1
Expansion slotsidentical
Number of 3.5" baysKnown for one4
PCI Express x4 (Gen 2.x) slotsKnown for one1
PCI Express x4 (Gen 3.x) slotsKnown for one1
PCI Express x8 (Gen 3.x) slotsKnown for one1
PCI Express x16 (Gen 3.x) slotsKnown for one3
PCI slotsKnown for one1
Power1 differ
Power supplyDiffers500 W1125 W
Design2 differ
Chassis typeDiffersTowerMini Tower
Number of 5.25" baysKnown for one3
Product colourDiffersBlack, OrangeBlack
Country of originKnown for oneChina
Software1 differ
Operating system installedDiffersWindows 8.1Windows 7 Professional
Recovery operating systemKnown for oneWindows 8.1 Pro
Display1 differ
Display includedDiffersNoYes
Display diagonalKnown for one58.4 cm (23")
Display resolutionKnown for one1920 x 1080 pixels
Native aspect ratioKnown for one16:9
Contrast ratio (typical)Known for one1000:1
Display brightnessKnown for one250 cd/m²
Viewing angle, horizontalKnown for one178°
Viewing angle, verticalKnown for one178°
Processor special features17 differ
CPU configuration (max)Differs12
Intel Demand Based SwitchingDiffersNoYes
Intel FDI TechnologyDiffersYesNo
Intel Identity Protection Technology versionDiffers1.000.00
Intel® Clear Video HD Technology (Intel® CVT HD)DiffersYesNo
Intel® InTru™ 3D TechnologyDiffersYesNo
Intel® Insider™DiffersYesNo
Intel® Wireless Display (Intel® WiDi)DiffersYesNo
Physical Address Extension (PAE)Known for one46 bit
Processor ARK IDDiffers7512275789
Processor package sizeDiffers37.5 x 37.5 mm52.5 x 45 mm
ScalabilityDiffers1S2S
Supported instruction setsDiffersAVX 2.0, SSE4.1, SSE4.2AVX
Intel® Quick Sync Video TechnologyDiffersYesNo
Intel® My WiFi Technology (Intel® MWT)DiffersYesNo
Intel® Identity Protection Technology (Intel® IPT)DiffersYesNo
Intel® Anti-Theft Technology (Intel® AT)DiffersYesNo
Conflict-Free processorDiffersYesNo
Graphics & IMC lithographyKnown for one22 nm
Intel Small Business Advantage (SBA) versionKnown for one1.00
Intel Stable Image Platform Program (SIPP)Known for oneYes
Intel Stable Image Platform Program (SIPP) versionKnown for one1.00
Intel® Smart CacheKnown for oneYes
Processor codeKnown for oneSR149
Thermal solution specificationKnown for onePCG 2013D
Audioidentical
Audio systemKnown for oneHD
Weight & dimensions4 differ
WidthDiffers180 mm203 mm
DepthDiffers430 mm525 mm
HeightDiffers438 mm444 mm
WeightDiffers15 kg19.5 kg
Packaging content1 differ
Mouse includedDiffersYesNo

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