Product comparison · 2 pcs/workstations

Lenovo M58p SSF vs Lenovo ThinkStation E20, FR

81specifications compared
41differ
40identical
66known for one product only

Key differences

Processor family
- M58p SSF:Intel® Core™2 Duo
- ThinkStation E20, FR:Intel® Core™ i5
Processor model
- M58p SSF:E8400
- ThinkStation E20, FR:i5-670
Processor threads
- M58p SSF:2
- ThinkStation E20, FR:4
Processor frequency
- M58p SSF:3 GHz
- ThinkStation E20, FR:3.46 GHz
Processor cache
- M58p SSF:6 MB
- ThinkStation E20, FR:4 MB
Processor cache type
- M58p SSF:L2
- ThinkStation E20, FR:Smart Cache
Bus type
- M58p SSF:FSB
- ThinkStation E20, FR:DMI
Processor lithography
- M58p SSF:45 nm
- ThinkStation E20, FR:32 nm

Side by side

Differences highlightedShow differences only

Comparison of M58p SSF, ThinkStation E20, FR
147 specifications	A Lenovo M58p SSF View product	B Lenovo ThinkStation E20, FR View product
Processor16 differ
Processor manufacturer	Intel	Intel
Processor familyDiffers	Intel® Core™2 Duo	Intel® Core™ i5
Processor modelDiffers	E8400	i5-670
Processor cores	2	2
Processor threadsDiffers	2	4
Processor frequencyDiffers	3 GHz	3.46 GHz
Processor cacheDiffers	6 MB	4 MB
Processor cache typeDiffers	L2	Smart Cache
Processor front side busKnown for one	1333 MHz	Unknown — not stated by the source
Bus typeDiffers	FSB	DMI
FSB Parity	No	No
Processor lithographyDiffers	45 nm	32 nm
Processor operating modes	64-bit	64-bit
Processor seriesDiffers	Intel Core 2 Duo E8000 Series	Intel Core i5-600 Desktop Series
Processor codenameDiffers	Wolfdale	Clarkdale
Thermal Design Power (TDP)Differs	65 W	73 W
TcaseDiffers	72.4 °C	72.6 °C
Number of processors installedKnown for one	1	Unknown — not stated by the source
Processor socketDiffers	LGA 775 (Socket T)	LGA 1156 (Socket H)
Number of Processing Die TransistorsDiffers	410 M	382 M
Processing Die sizeDiffers	107 mm²	81 mm²
CPU multiplier (bus/core ratio)Differs	9	26
SteppingKnown for one	E0	Unknown — not stated by the source
ECC supported by processor	No	No
Processor generationKnown for one	Unknown — not stated by the source	Intel® Core™ i5
Processor boost frequencyKnown for one	Unknown — not stated by the source	3.73 GHz
System bus rateKnown for one	Unknown — not stated by the source	2.5 GT/s
Maximum number of PCI Express lanesKnown for one	Unknown — not stated by the source	16
PCI Express configurationsKnown for one	Unknown — not stated by the source	1x16, 2x8
PCI Express slots versionKnown for one	Unknown — not stated by the source	2.0
Maximum internal memory supported by processorKnown for one	Unknown — not stated by the source	16 GB
Memory types supported by processorKnown for one	Unknown — not stated by the source	DDR3 1066/1333
Memory bandwidth supported by processor (max)Known for one	Unknown — not stated by the source	21 GB/s
Memory2 differ
Internal memoryDiffers	2 GB	4 GB
Maximum internal memoryKnown for one	8 GB	Unknown — not stated by the source
Internal memory type	DDR3-SDRAM	DDR3-SDRAM
Memory clock speedDiffers	1066 MHz	1333 MHz
ECCKnown for one	Unknown — not stated by the source	Yes
Memory channelsKnown for one	Unknown — not stated by the source	Dual-channel
Storage2 differ
Total storage capacityKnown for one	160 GB	Unknown — not stated by the source
Optical drive typeDiffers	DVD±RW	DVD-RW
Storage mediaKnown for one	HDD	Unknown — not stated by the source
Number of HDDs installedKnown for one	1	Unknown — not stated by the source
HDD capacityDiffers	160 GB	500 GB
HDD interface	SATA	SATA
HDD speed	7200 RPM	7200 RPM
Drive device, buffer sizeKnown for one	Unknown — not stated by the source	32 MB
Card reader integratedKnown for one	Unknown — not stated by the source	No
Drive device, transfer rateKnown for one	Unknown — not stated by the source	3000 MB/s
Graphics2 differ
On-board graphics card	Yes	Yes
Discrete graphics card modelKnown for one	Not available	Unknown — not stated by the source
On-board graphics card familyDiffers	Intel® GMA	Intel® HD Graphics
On-board graphics card modelDiffers	Not available	Intel® HD Graphics
Number of displays supported (on-board graphics)Known for one	Unknown — not stated by the source	2
On-board graphics card base frequencyKnown for one	Unknown — not stated by the source	733 MHz
Performance1 differ
Product typeDiffers	PC	Workstation
Motherboard chipsetKnown for one	Intel® Q45	Unknown — not stated by the source
Password protection typeKnown for one	BIOS	Unknown — not stated by the source
Motherboard form factorKnown for one	Unknown — not stated by the source	ATX
Optical driveidentical
Optical drives quantityKnown for one	1	Unknown — not stated by the source
Networkidentical
Ethernet LANKnown for one	Yes	Unknown — not stated by the source
Ethernet LAN data ratesKnown for one	10,100,1000 Mbit/s	Unknown — not stated by the source
Cabling technologyKnown for one	10/100/1000Base-T(X)	Unknown — not stated by the source
Wi-FiKnown for one	No	Unknown — not stated by the source
BluetoothKnown for one	No	Unknown — not stated by the source
Ports & interfaces2 differ
USB 2.0 ports quantityDiffers	10	8
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantityKnown for one	0	Unknown — not stated by the source
Thunderbolt ports quantityKnown for one	0	Unknown — not stated by the source
DisplayPorts quantityKnown for one	1	Unknown — not stated by the source
HDMI ports quantityKnown for one	0	Unknown — not stated by the source
Ethernet LAN (RJ-45) ports	1	1
Headphone outputs	1	1
Microphone in	Yes	Yes
VGA (D-Sub) ports quantityKnown for one	1	Unknown — not stated by the source
DVI portKnown for one	No	Unknown — not stated by the source
Mini HDMI ports quantityKnown for one	0	Unknown — not stated by the source
Mini DisplayPorts quantityKnown for one	0	Unknown — not stated by the source
PS/2 ports quantity	2	2
Firewire (IEEE 1394) ports	0	0
Serial ports quantityDiffers	2	1
Parallel ports quantityKnown for one	Unknown — not stated by the source	0
Expansion slotsidentical
Number of 3.5" baysKnown for one	1	Unknown — not stated by the source
PCI Express x16 slotsKnown for one	1	Unknown — not stated by the source
PCI slotsKnown for one	1	Unknown — not stated by the source
Poweridentical
Power supply	280 W	280 W
Power supply input voltageKnown for one	100 - 240 V	Unknown — not stated by the source
Power supply input frequencyKnown for one	50 - 60 Hz	Unknown — not stated by the source
Design1 differ
Chassis typeDiffers	SFF	Tower
Number of 5.25" baysKnown for one	1	Unknown — not stated by the source
Product colour	Black	Black
Cooling typeKnown for one	Active	Unknown — not stated by the source
Software1 differ
Operating system installedDiffers	Windows Vista Business	Windows 7 Professional
Operating system architectureKnown for one	32-bit	Unknown — not stated by the source
Drivers includedKnown for one	Yes	Unknown — not stated by the source
Displayidentical
Display included	No	No
Processor special features10 differ
Embedded options availableDiffers	Yes	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 TechnologyDiffers	No	Yes
Intel Enhanced Halt State	Yes	Yes
Intel FDI TechnologyDiffers	No	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)Differs	No	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)Differs	No	Yes
Intel® Clear Video HD Technology (Intel® CVT HD)Differs	No	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
Processor ARK IDDiffers	33910	43556
Processor codeKnown for one	SLB9J	Unknown — not stated by the source
Processor package size	37.5 x 37.5 mm	37.5 x 37.5 mm
Thermal Monitoring TechnologiesDiffers	Yes	No
Intel® Turbo Boost TechnologyDiffers	No	1.0
Intel® Hyper Threading Technology (Intel® HT Technology)Differs	No	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
CPU configuration (max)Known for one	Unknown — not stated by the source	1
Physical Address Extension (PAE)Known for one	Unknown — not stated by the source	36 bit
Supported instruction setsKnown for one	Unknown — not stated by the source	SSE4.2
Audioidentical
Audio systemKnown for one	High Definition Audio	Unknown — not stated by the source
Operational conditionsidentical
Operating temperature (T-T)Known for one	5 - 35 °C	Unknown — not stated by the source
Storage temperature (T-T)Known for one	5 - 43 °C	Unknown — not stated by the source
Operating relative humidity (H-H)Known for one	5 - 85%	Unknown — not stated by the source
Storage relative humidity (H-H)Known for one	5 - 95%	Unknown — not stated by the source
Weight & dimensions4 differ
WidthDiffers	317 mm	174.8 mm
DepthDiffers	355 mm	430.8 mm
HeightDiffers	99 mm	425 mm
WeightDiffers	7.5 kg	11.2 kg
Packaging contentidentical
Remote control includedKnown for one	No	Unknown — not stated by the source
Mouse includedKnown for one	Unknown — not stated by the source	Yes
Certificatesidentical
Compliance certificatesKnown for one	RoHS	Unknown — not stated by the source
Sustainabilityidentical
Sustainability certificatesKnown for one	EPEAT Gold, ENERGY STAR	Unknown — not stated by the source
Other featuresidentical
HDD user passwordKnown for one	Yes	Unknown — not stated by the source
Intel segment taggingKnown for one	Enterprise, Professional	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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