Product comparison · 2 pcs/workstations

Lenovo E20 + ThinkVision L2440p vs Lenovo ThinkStation E20 + ThinkVision L197

100specifications compared
5differ
95identical
10known for one product only

Key differences

Internal memory
- E20 + ThinkVision L2440p:2 GB
- ThinkStation E20 + ThinkVision L197:4 GB
Card reader integrated
- E20 + ThinkVision L2440p:Yes
- ThinkStation E20 + ThinkVision L197:No
Display diagonal
- E20 + ThinkVision L2440p:61 cm (24")
- ThinkStation E20 + ThinkVision L197:48.3 cm (19")
Resolution
- E20 + ThinkVision L2440p:1920 x 1200 pixels
- ThinkStation E20 + ThinkVision L197:1440 x 900 pixels
Audio system
- E20 + ThinkVision L2440p:High Definition Audio
- ThinkStation E20 + ThinkVision L197:Realtek ALC662

Side by side

Differences highlightedShow differences only

Comparison of E20 + ThinkVision L2440p, ThinkStation E20 + ThinkVision L197
110 specifications	A Lenovo E20 + ThinkVision L2440p View product	B Lenovo ThinkStation E20 + ThinkVision L197 View product
Processoridentical
Processor manufacturer	Intel	Intel
Processor family	Intel® Core™ i5	Intel® Core™ i5
Processor generation	Intel® Core™ i5	Intel® Core™ i5
Processor model	i5-650	i5-650
Processor cores	2	2
Processor threads	4	4
Processor boost frequency	3.46 GHz	3.46 GHz
Processor frequency	3.2 GHz	3.2 GHz
Processor cache	4 MB	4 MB
Processor cache type	Smart Cache	Smart Cache
Bus type	DMI	DMI
FSB Parity	No	No
System bus rate	2.5 GT/s	2.5 GT/s
Processor lithography	32 nm	32 nm
Processor operating modes	64-bit	64-bit
Processor series	Intel Core i5-600 Desktop Series	Intel Core i5-600 Desktop Series
Processor codename	Clarkdale	Clarkdale
Thermal Design Power (TDP)	73 W	73 W
Tcase	72.6 °C	72.6 °C
Maximum number of PCI Express lanes	16	16
PCI Express configurations	1x16, 2x8	1x16, 2x8
PCI Express slots version	2.0	2.0
Number of processors installedKnown for one	1	Unknown — not stated by the source
Processor socket	LGA 1156 (Socket H)	LGA 1156 (Socket H)
Number of Processing Die Transistors	382 M	382 M
Processing Die size	81 mm²	81 mm²
CPU multiplier (bus/core ratio)	24	24
Stepping	C2	C2
Maximum internal memory supported by processor	16 GB	16 GB
Memory types supported by processor	DDR3 1066/1333	DDR3 1066/1333
Memory bandwidth supported by processor (max)	21 GB/s	21 GB/s
ECC supported by processor	No	No
Memory1 differ
Internal memoryDiffers	2 GB	4 GB
Maximum internal memory	16 GB	16 GB
Internal memory type	DDR3-SDRAM	DDR3-SDRAM
Memory clock speed	1333 MHz	1333 MHz
ECCKnown for one	Yes	Unknown — not stated by the source
Memory channels	Dual-channel	Dual-channel
Memory layout (slots x size)Known for one	Unknown — not stated by the source	2 x 2 GB
Storage1 differ
Optical drive typeKnown for one	DVD-RW	Unknown — not stated by the source
Number of HDDs installed	1	1
HDD capacity	500 GB	500 GB
HDD interface	SATA	SATA
HDD speed	7200 RPM	7200 RPM
Card reader integratedDiffers	Yes	No
Graphicsidentical
On-board graphics card	Yes	Yes
On-board graphics card family	Intel® HD Graphics	Intel® HD Graphics
On-board graphics card model	Intel® HD Graphics	Intel® HD Graphics
Number of displays supported (on-board graphics)	2	2
On-board graphics card base frequency	733 MHz	733 MHz
Performanceidentical
Product type	Workstation	Workstation
Motherboard chipset	Intel® 3450	Intel® 3450
Networkidentical
Networking featuresKnown for one	Gigabit Ethernet (10/100/1000)	Unknown — not stated by the source
Ports & interfacesidentical
USB 2.0 ports quantity	8	8
Ethernet LAN (RJ-45) ports	1	1
Headphone outputs	1	1
Microphone in	Yes	Yes
PS/2 ports quantity	2	2
Serial ports quantity	1	1
VGA (D-Sub) ports quantityKnown for one	Unknown — not stated by the source	1
Firewire (IEEE 1394) portsKnown for one	Unknown — not stated by the source	2
eSATA ports quantityKnown for one	Unknown — not stated by the source	1
Poweridentical
Power supply	280 W	280 W
Power supply typeKnown for one	Unknown — not stated by the source	100 - 240 VAC, 50/60 Hz
Designidentical
Chassis type	Tower	Tower
Softwareidentical
Operating system installed	Windows 7 Professional	Windows 7 Professional
Display2 differ
Display included	Yes	Yes
Display diagonalDiffers	61 cm (24")	48.3 cm (19")
ResolutionDiffers	1920 x 1200 pixels	1440 x 900 pixels
Processor special featuresidentical
CPU configuration (max)	1	1
Embedded options available	No	No
Enhanced Intel SpeedStep Technology	Yes	Yes
Execute Disable Bit	Yes	Yes
Graphics & IMC lithography	45 nm	45 nm
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	No	No
Intel Flex Memory Access	No	No
Intel Rapid Storage Technology	No	No
Intel Trusted Execution Technology	Yes	Yes
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)	Yes	Yes
Intel® AES New Instructions (Intel® AES-NI)	Yes	Yes
Intel® Clear Video HD Technology (Intel® CVT HD)	Yes	Yes
Intel® Clear Video Technology for Mobile Internet Devices (Intel CVT for MID)	No	No
Intel® InTru™ 3D Technology	No	No
Intel® Insider™	No	No
Intel® Wireless Display (Intel® WiDi)	No	No
Physical Address Extension (PAE)	36 bit	36 bit
Processor ARK ID	43546	43546
Processor package size	37.5 x 37.5 mm	37.5 x 37.5 mm
Supported instruction sets	SSE4.2	SSE4.2
Thermal Monitoring Technologies	No	No
Intel® Turbo Boost Technology	1.0	1.0
Intel® Hyper Threading Technology (Intel® HT Technology)	Yes	Yes
Intel® Quick Sync Video Technology	No	No
Intel® My WiFi Technology (Intel® MWT)	No	No
Intel® Anti-Theft Technology (Intel® AT)	No	No
Conflict-Free processor	No	No
Audio1 differ
Audio systemDiffers	High Definition Audio	Realtek ALC662
Weight & dimensionsidentical
Width	175 mm	175 mm
Depth	430.8 mm	430.8 mm
Height	425.2 mm	425.2 mm
WeightKnown for one	11.2 kg	Unknown — not stated by the source

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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