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Product comparison · 2 pcs/workstations

Lenovo 71 + LS1951 vs Lenovo M91p USFF + ThinkVision LS2421p

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  • 96specifications compared
  • 36differ
  • 60identical
  • 44known for one product only

Key differences

  • Processor family
    • Intel Pentium G
    • Intel® Core™ i5
  • Processor model
    • G630
    • i5-2400S
  • Processor cores
    • 2
    • 4
  • Processor threads
    • 2
    • 4
  • Processor frequency
    • 2.7 GHz
    • 2.5 GHz
  • Processor cache
    • 3 MB
    • 6 MB
  • CPU multiplier (bus/core ratio)
    • 27
    • 31
  • Stepping
    • Q0
    • D2

Side by side

Differences highlightedShow differences only
140 specifications
A

Lenovo

71 + LS1951View product
B

Lenovo

M91p USFF + ThinkVision LS2421pView product
Processor11 differ
Processor familyDiffersIntel Pentium GIntel® Core™ i5
Processor modelDiffersG630i5-2400S
Processor coresDiffers24
Processor threadsDiffers24
Processor frequencyDiffers2.7 GHz2.5 GHz
Processor cacheDiffers3 MB6 MB
Processor seriesDiffersIntel Pentium G600 Series for DesktopIntel Core i5-2400 Desktop Series
CPU multiplier (bus/core ratio)Differs2731
SteppingDiffersQ0D2
Memory clock speeds supported by processorDiffers1066 MHz1066,1333 MHz
Memory bandwidth supported by processor (max)Differs17 GB/s21 GB/s
Processor generationKnown for one2nd gen Intel® Core™ i5
Processor boost frequencyKnown for one3.3 GHz
FSB ParityKnown for oneNo
Maximum number of PCI Express lanesKnown for one16
ECC supported by processorKnown for oneNo
Memory2 differ
Internal memoryDiffers2 GB4 GB
Memory layout (slots x size)Differs1 x 2 GB1 x 4 GB
Memory slotsKnown for one2x SO-DIMM
Storage2 differ
Total storage capacityDiffers250 GB500 GB
HDD capacityDiffers250 GB500 GB
Card reader integratedKnown for oneYes
Graphics1 differ
On-board graphics card modelDiffersIntel® HD GraphicsIntel® HD Graphics 2000
Discrete graphics card modelKnown for oneNot available
On-board graphics card IDKnown for one0x102
Performance1 differ
Motherboard chipsetDiffersIntel® H61Intel® Q67 Express
Compatible processor seriesKnown for oneIntel® Pentium® Dual-Core
Networkidentical
Cabling technologyKnown for one10/100/1000Base-T(X)
Networking featuresKnown for oneGigabit Ethernet
Ports & interfaces2 differ
USB 2.0 ports quantityDiffers68
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantityKnown for one0
HDMI ports quantityKnown for one0
Line-outKnown for oneYes
Line-inKnown for oneYes
DVI portDiffersYesNo
PS/2 ports quantityKnown for one0
Firewire (IEEE 1394) portsKnown for one0
DC-in jackKnown for oneYes
DisplayPorts quantityKnown for one1
Expansion slotsidentical
Number of 3.5" baysKnown for one2
PCI Express x1 slotsKnown for one2
PCI Express x16 slotsKnown for one1
Power1 differ
Power supplyDiffers280 W150 W
Designidentical
Chassis typeKnown for oneTower
Number of 5.25" baysKnown for one1
Cable lock slotKnown for oneYes
Cable lock slot typeKnown for oneKensington
Display3 differ
Display diagonalDiffers48.3 cm (19")59.9 cm (23.6")
Display resolutionDiffers1440 x 900 pixels1920 x 1080 pixels
Native aspect ratioKnown for one16:10
Display brightnessDiffers250 cd/m²300 cd/m²
DisplayKnown for oneLCD
Processor special features9 differ
Intel Trusted Execution TechnologyDiffersNoYes
Intel Virtualization Technology for Directed I/O (VT-d)DiffersNoYes
Intel® AES New Instructions (Intel® AES-NI)DiffersNoYes
Intel® Clear Video HD Technology (Intel® CVT HD)DiffersNoYes
Intel® InTru™ 3D TechnologyDiffersNoYes
Intel® Insider™DiffersNoYes
Processor ARK IDDiffers5348352208
Processor codeKnown for oneSR05S
Intel® Turbo Boost TechnologyDiffersNo2.0
Intel® Quick Sync Video TechnologyDiffersNoYes
Intel Clear Video TechnologyKnown for oneNo
Intel Demand Based SwitchingKnown for oneNo
Intel Identity Protection Technology versionKnown for one1.00
Intel Rapid Storage TechnologyKnown for oneNo
Intel® Clear Video Technology for Mobile Internet Devices (Intel CVT for MID)Known for oneNo
Supported instruction setsKnown for oneAVX
Intel® My WiFi Technology (Intel® MWT)Known for oneNo
Intel® Identity Protection Technology (Intel® IPT)Known for oneYes
Intel® Anti-Theft Technology (Intel® AT)Known for oneNo
Conflict-Free processorKnown for oneNo
Weight & dimensions4 differ
WidthDiffers160 mm275 mm
DepthDiffers355 mm238 mm
HeightDiffers392 mm79 mm
WeightDiffers6.5 kg4.2 kg
Packaging contentidentical
Mouse includedKnown for oneYes
Certificatesidentical
Compliance industry standardsKnown for oneIEEE 802.3, IEEE 802.3u, IEEE 802.3ab
Audioidentical
Audio systemKnown for oneHigh Definition Audio
Other featuresidentical
Intel segment taggingKnown for oneEnterprise, Professional

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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