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Product comparison · 2 pcs/workstations

HP Z400 + ATI FirePro V3800 vs Lenovo E20 + 23"

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  • 91specifications compared
  • 36differ
  • 55identical
  • 24known for one product only

Key differences

The HP Z400 + ATI FirePro V3800 has 0.53 GHz more processor boost frequency than the Lenovo E20 + 23" (3.46 GHz vs 2.93 GHz). The HP Z400 + ATI FirePro V3800 has 0.67 GHz more processor frequency than the Lenovo E20 + 23" (3.2 GHz vs 2.53 GHz). The HP Z400 + ATI FirePro V3800 has 2.3 GT/s more system bus rate than the Lenovo E20 + 23" (4.8 GT/s vs 2.5 GT/s). Only the HP Z400 + ATI FirePro V3800 has card reader integrated. Only the Lenovo E20 + 23" has display included.

  • Processor model
    • W3565
    • X3440
  • Processor boost frequency
    • 3.46 GHz
    • 2.93 GHz
  • Processor frequency
    • 3.2 GHz
    • 2.53 GHz
  • Bus type
    • QPI
    • DMI
  • System bus rate
    • 4.8 GT/s
    • 2.5 GT/s
  • Processor series
    • Intel Xeon 3500 Series
    • Intel Xeon 3400 Series
  • Processor codename
    • Bloomfield
    • Lynnfield
  • Thermal Design Power (TDP)
    • 130 W
    • 95 W

Side by side

Differences highlightedShow differences only
115 specifications
A

HP

Z400 + ATI FirePro V3800View product
B

Lenovo

E20 + 23"View product
Processor16 differ
Processor modelDiffersW3565X3440
Processor boost frequencyDiffers3.46 GHz2.93 GHz
Processor frequencyDiffers3.2 GHz2.53 GHz
Bus typeDiffersQPIDMI
System bus rateDiffers4.8 GT/s2.5 GT/s
Processor seriesDiffersIntel Xeon 3500 SeriesIntel Xeon 3400 Series
Processor codenameDiffersBloomfieldLynnfield
Thermal Design Power (TDP)Differs130 W95 W
Number of QPI linksKnown for one1
Processor socketDiffersSocket B (LGA 1366)LGA 1156 (Socket H)
Number of Processing Die TransistorsDiffers731 M774 M
Processing Die sizeDiffers263 mm²296 mm²
CPU multiplier (bus/core ratio)Differs2419
SteppingDiffersD0B1
Maximum internal memory supported by processorDiffers24 GB32 GB
Memory types supported by processorDiffersDDR3-SDRAMDDR3 800/1066/1333
Memory clock speeds supported by processorKnown for one800,1066 MHz
Memory bandwidth supported by processor (max)Differs25.6 GB/s21 GB/s
Processor system typeKnown for oneUp
TcaseKnown for one72.7 °C
Maximum number of PCI Express lanesKnown for one16
PCI Express configurationsKnown for one1x16, 2x8, 4x4
PCI Express slots versionKnown for one2.0
Memory3 differ
Internal memoryDiffers6 GB4 GB
Memory layout (slots x size)Differs3 x 2 GB2 x 2 GB
ECCKnown for oneYes
Memory channelsDiffersTriple-channelDual-channel
Storage2 differ
Optical drive typeKnown for oneDVD Super Multi DL
Total HDDs capacityKnown for one1 TB
HDD capacityDiffers1 TB500 GB
Card reader integratedDiffersYesNo
Performance1 differ
Motherboard chipsetDiffersIntel® X58 ExpressIntel® 3450
Optical driveidentical
LightScribeKnown for oneYes
Ports & interfaces1 differ
USB 2.0 ports quantityDiffers810
Firewire (IEEE 1394) portsKnown for one2
eSATA ports quantityKnown for one1
Serial ports quantityKnown for one1
Design1 differ
Chassis typeDiffersMinitowerTower
Country of originKnown for oneChina
Display1 differ
Display includedDiffersNoYes
Display diagonalKnown for one58.4 cm (23")
Processor special features6 differ
Intel Trusted Execution TechnologyDiffersNoYes
Intel Virtualization Technology for Directed I/O (VT-d)DiffersNoYes
Intel® Smart CacheKnown for oneYes
Physical Address Extension (PAE)DiffersYes36 bit
Processor ARK IDDiffers3972142928
Processor codeDiffersSLBEVSLBLF
Processor package sizeDiffers42.5 x 45.0 mm37.5 x 37.5 mm
Audio1 differ
Audio systemDiffersHigh Definition AudioRealtek ALC662
Operational conditionsidentical
Operating temperature (T-T)Known for one5 - 35 °C
Storage temperature (T-T)Known for one-40 - 60 °C
Operating relative humidity (H-H)Known for one8 - 85%
Storage relative humidity (H-H)Known for one8 - 90%
Non-operating altitudeKnown for one9100
Weight & dimensions4 differ
WidthDiffers167.9 mm175 mm
DepthDiffers455.3 mm430.8 mm
HeightDiffers450.2 mm425.2 mm
WeightDiffers19.6 kg11.2 kg
Poweridentical
Power supply typeKnown for one100 - 240 VAC, 50/60 Hz
Power supplyKnown for one280 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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