Product comparison · 2 pcs/workstations

Lenovo Edge 71 + ThinkVision LT1952p vs Lenovo Edge 72 + ThinkVision LS2421p

111specifications compared
36differ
75identical
15known for one product only

Key differences

The Lenovo Edge 71 + ThinkVision LT1952p has 2 more processor cores than the Lenovo Edge 72 + ThinkVision LS2421p (4 vs 2). The Lenovo Edge 71 + ThinkVision LT1952p has 2 more processor threads than the Lenovo Edge 72 + ThinkVision LS2421p (4 vs 2). The Lenovo Edge 72 + ThinkVision LS2421p has 0.4 GHz more processor frequency than the Lenovo Edge 71 + ThinkVision LT1952p (2.9 GHz vs 2.5 GHz). Only the Lenovo Edge 72 + ThinkVision LS2421p has card reader integrated. Only the Lenovo Edge 72 + ThinkVision LS2421p has embedded options available.

Processor family
- Edge 71 + ThinkVision LT1952p:Intel® Core™ i5
- Edge 72 + ThinkVision LS2421p:Intel® Pentium®
Processor model
- Edge 71 + ThinkVision LT1952p:i5-2400S
- Edge 72 + ThinkVision LS2421p:G850
Processor cores
- Edge 71 + ThinkVision LT1952p:4
- Edge 72 + ThinkVision LS2421p:2
Processor threads
- Edge 71 + ThinkVision LT1952p:4
- Edge 72 + ThinkVision LS2421p:2
Processor frequency
- Edge 71 + ThinkVision LT1952p:2.5 GHz
- Edge 72 + ThinkVision LS2421p:2.9 GHz
Processor cache
- Edge 71 + ThinkVision LT1952p:6 MB
- Edge 72 + ThinkVision LS2421p:3 MB
CPU multiplier (bus/core ratio)
- Edge 71 + ThinkVision LT1952p:31
- Edge 72 + ThinkVision LS2421p:29
Stepping
- Edge 71 + ThinkVision LT1952p:D2
- Edge 72 + ThinkVision LS2421p:Q0

Side by side

Differences highlightedShow differences only

Comparison of Edge 71 + ThinkVision LT1952p, Edge 72 + ThinkVision LS2421p
126 specifications	A Lenovo Edge 71 + ThinkVision LT1952p View product	B Lenovo Edge 72 + ThinkVision LS2421p View product
Processor9 differ
Processor manufacturer	Intel	Intel
Processor familyDiffers	Intel® Core™ i5	Intel® Pentium®
Processor generationKnown for one	2nd gen Intel® Core™ i5	Unknown — not stated by the source
Processor modelDiffers	i5-2400S	G850
Processor coresDiffers	4	2
Processor threadsDiffers	4	2
Processor boost frequencyKnown for one	3.3 GHz	Unknown — not stated by the source
Processor frequencyDiffers	2.5 GHz	2.9 GHz
Processor cacheDiffers	6 MB	3 MB
Processor cache type	Smart Cache	Smart Cache
Bus type	DMI	DMI
FSB Parity	No	No
System bus rate	5 GT/s	5 GT/s
Processor lithography	32 nm	32 nm
Processor operating modes	64-bit	64-bit
Processor seriesDiffers	Intel Core i5-2400 Desktop Series	Intel Pentium G800 Series for Desktop
Processor codename	Sandy Bridge	Sandy Bridge
Thermal Design Power (TDP)	65 W	65 W
Tcase	69.1 °C	69.1 °C
Maximum number of PCI Express lanesKnown for one	16	Unknown — not stated by the source
PCI Express slots version	2.0	2.0
Number of processors installed	1	1
Processor socket	LGA 1155 (Socket H2)	LGA 1155 (Socket H2)
CPU multiplier (bus/core ratio)Differs	31	29
SteppingDiffers	D2	Q0
Maximum internal memory supported by processor	32 GB	32 GB
Memory types supported by processor	DDR3-SDRAM	DDR3-SDRAM
Memory clock speeds supported by processor	1066,1333 MHz	1066,1333 MHz
Memory bandwidth supported by processor (max)	21 GB/s	21 GB/s
ECC supported by processor	No	No
Memory4 differ
Internal memoryDiffers	4 GB	2 GB
Maximum internal memoryDiffers	8 GB	16 GB
Internal memory type	DDR3-SDRAM	DDR3-SDRAM
Memory layout (slots x size)Differs	1 x 4 GB	1 x 2 GB
Memory slots	2x DIMM	2x DIMM
Memory clock speedDiffers	1333 MHz	1600 MHz
Memory channels	Dual-channel	Dual-channel
Storage2 differ
Total storage capacity	500 GB	500 GB
Optical drive typeDiffers	DVD-RW	DVD Super Multi DL
Number of HDDs installed	1	1
HDD interface	SATA	SATA
HDD speed	7200 RPM	7200 RPM
Card reader integratedDiffers	No	Yes
HDD capacityKnown for one	Unknown — not stated by the source	500 GB
Graphics1 differ
On-board graphics card	Yes	Yes
Discrete graphics card model	Not available	Not available
On-board graphics card family	Intel® HD Graphics	Intel® HD Graphics
On-board graphics card modelDiffers	Intel® HD Graphics 2000	Intel® HD Graphics
Number of displays supported (on-board graphics)	2	2
On-board graphics card base frequency	850 MHz	850 MHz
On-board graphics card dynamic frequency (max)	1100 MHz	1100 MHz
On-board graphics card IDKnown for one	0x102	Unknown — not stated by the source
Graphics card family	Intel	Intel
Performance1 differ
Product type	PC	PC
Motherboard chipsetDiffers	Intel® H61	Intel® H61 Express
Networkidentical
Ethernet LAN	Yes	Yes
Wi-Fi	No	No
Networking featuresKnown for one	Gigabit Ethernet	Unknown — not stated by the source
Ethernet LAN data ratesKnown for one	Unknown — not stated by the source	10,100,1000 Mbit/s
Cabling technologyKnown for one	Unknown — not stated by the source	10/100/1000Base-T(X)
Ports & interfacesidentical
USB 2.0 ports quantity	6	6
Ethernet LAN (RJ-45) ports	1	1
Headphone outputs	1	1
Microphone in	Yes	Yes
VGA (D-Sub) ports quantity	1	1
DVI port	Yes	Yes
Poweridentical
Power supply	180 W	180 W
Designidentical
Chassis type	Tower	Tower
Product colour	Black	Black
Number of 5.25" baysKnown for one	Unknown — not stated by the source	1
Softwareidentical
Operating system installed	Windows 7 Professional	Windows 7 Professional
Operating system architecture	64-bit	64-bit
Display4 differ
Display included	Yes	Yes
Display diagonalDiffers	48.3 cm (19")	59.9 cm (23.6")
Display resolutionDiffers	1440 x 900 pixels	1920 x 1080 pixels
Native aspect ratioDiffers	16:10	16:9
Contrast ratio (typical)	1000:1	1000:1
Display brightnessDiffers	250 cd/m²	300 cd/m²
Viewing angle, horizontal	170°	170°
Viewing angle, vertical	160°	160°
Processor special features12 differ
CPU configuration (max)	1	1
Embedded options availableDiffers	No	Yes
Enhanced Intel SpeedStep Technology	Yes	Yes
Execute Disable Bit	Yes	Yes
Idle States	Yes	Yes
Intel 64	Yes	Yes
Intel Clear Video Technology	No	No
Intel Demand Based Switching	No	No
Intel Dual Display Capable Technology	Yes	Yes
Intel Enhanced Halt State	Yes	Yes
Intel FDI Technology	Yes	Yes
Intel Fast Memory Access	Yes	Yes
Intel Flex Memory Access	Yes	Yes
Intel Identity Protection Technology versionKnown for one	1.00	Unknown — not stated by the source
Intel Rapid Storage Technology	No	No
Intel Trusted Execution TechnologyDiffers	Yes	No
Intel VT-x with Extended Page Tables (EPT)	Yes	Yes
Intel Virtualization Technology (VT-x)	Yes	Yes
Intel Virtualization Technology for Directed I/O (VT-d)Differs	Yes	No
Intel® AES New Instructions (Intel® AES-NI)Differs	Yes	No
Intel® Clear Video HD Technology (Intel® CVT HD)Differs	Yes	No
Intel® Clear Video Technology for Mobile Internet Devices (Intel CVT for MID)	No	No
Intel® InTru™ 3D TechnologyDiffers	Yes	No
Intel® Insider™Differs	Yes	No
Intel® Wireless Display (Intel® WiDi)	No	No
Processor ARK IDDiffers	52208	53491
Processor package size	37.5 x 37.5 mm	37.5 x 37.5 mm
Supported instruction setsDiffers	AVX	SSE4.1, SSE4.2
Thermal Monitoring Technologies	Yes	Yes
Intel® Turbo Boost TechnologyDiffers	2.0	No
Intel® Hyper Threading Technology (Intel® HT Technology)	No	No
Intel® Quick Sync Video TechnologyDiffers	Yes	No
Intel® My WiFi Technology (Intel® MWT)	No	No
Intel® Identity Protection Technology (Intel® IPT)Known for one	Yes	Unknown — not stated by the source
Intel® Anti-Theft Technology (Intel® AT)	No	No
Conflict-Free processorDiffers	No	Yes
Processor codeKnown for one	Unknown — not stated by the source	SR05Q
Audioidentical
Audio system	High Definition Audio	High Definition Audio
Number of speakersKnown for one	Unknown — not stated by the source	1
Weight & dimensions3 differ
Width	160 mm	160 mm
DepthDiffers	355 mm	399 mm
HeightDiffers	392 mm	397 mm
WeightDiffers	7 kg	7.5 kg
Certificatesidentical
Compliance certificates	RoHS	RoHS
Sustainabilityidentical
Sustainability certificatesKnown for one	EPEAT Gold, ENERGY STAR	Unknown — not stated by the source
Expansion slotsidentical
Number of 3.5" baysKnown for one	Unknown — not stated by the source	1

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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