Product comparison · 2 pcs/workstations

HP Compaq 8100 Elite konverterbar Minitower PC (ENERGY STAR) vs Lenovo ThinkCentre M91 Intel® Pentium® G620

88specifications compared
37differ
51identical
64known for one product only

Key differences

Processor family
- Compaq 8100 Elite konverterbar Minitower PC (ENERGY STAR):Intel® Core™ i5
- ThinkCentre M91 Intel® Pentium® G620:Intel® Pentium®
Processor model
- Compaq 8100 Elite konverterbar Minitower PC (ENERGY STAR):i5-660
- ThinkCentre M91 Intel® Pentium® G620:G620
Processor threads
- Compaq 8100 Elite konverterbar Minitower PC (ENERGY STAR):4
- ThinkCentre M91 Intel® Pentium® G620:2
Processor frequency
- Compaq 8100 Elite konverterbar Minitower PC (ENERGY STAR):3.33 GHz
- ThinkCentre M91 Intel® Pentium® G620:2.6 GHz
Processor cache
- Compaq 8100 Elite konverterbar Minitower PC (ENERGY STAR):4 MB
- ThinkCentre M91 Intel® Pentium® G620:3 MB
System bus rate
- Compaq 8100 Elite konverterbar Minitower PC (ENERGY STAR):2.5 GT/s
- ThinkCentre M91 Intel® Pentium® G620:5 GT/s
Processor codename
- Compaq 8100 Elite konverterbar Minitower PC (ENERGY STAR):Clarkdale
- ThinkCentre M91 Intel® Pentium® G620:Sandy Bridge
Thermal Design Power (TDP)
- Compaq 8100 Elite konverterbar Minitower PC (ENERGY STAR):73 W
- ThinkCentre M91 Intel® Pentium® G620:65 W

Side by side

Differences highlightedShow differences only

Comparison of Compaq 8100 Elite konverterbar Minitower PC (ENERGY STAR), M91
152 specifications	A HP Compaq 8100 Elite konverterbar Minitower PC (ENERGY STAR)View product	B Lenovo ThinkCentre M91 Intel® Pentium® G620 Model M91 View product
Processor15 differ
Processor manufacturer	Intel	Intel
Processor familyDiffers	Intel® Core™ i5	Intel® Pentium®
Processor generationKnown for one	Intel® Core™ i5	Unknown — not stated by the source
Processor modelDiffers	i5-660	G620
Processor cores	2	2
Processor threadsDiffers	4	2
Processor boost frequencyKnown for one	3.6 GHz	Unknown — not stated by the source
Processor frequencyDiffers	3.33 GHz	2.6 GHz
Processor cacheDiffers	4 MB	3 MB
Processor cache type	Smart Cache	Smart Cache
Bus type	DMI	DMI
FSB ParityKnown for one	No	Unknown — not stated by the source
System bus rateDiffers	2.5 GT/s	5 GT/s
Processor lithography	32 nm	32 nm
Processor operating modes	64-bit	64-bit
Processor seriesDiffers	Intel Core i5-600 Desktop Series	Intel Pentium G600 Series for Desktop
Processor codenameDiffers	Clarkdale	Sandy Bridge
Thermal Design Power (TDP)Differs	73 W	65 W
TcaseDiffers	72.6 °C	69.1 °C
Maximum number of PCI Express lanesKnown for one	16	Unknown — not stated by the source
PCI Express configurationsKnown for one	1x16, 2x8	Unknown — not stated by the source
PCI Express slots version	2.0	2.0
Number of processors installed	1	1
Processor socketDiffers	LGA 1156 (Socket H)	LGA 1155 (Socket H2)
Number of Processing Die TransistorsKnown for one	382 M	Unknown — not stated by the source
Processing Die sizeKnown for one	81 mm²	Unknown — not stated by the source
CPU multiplier (bus/core ratio)Differs	25	26
Maximum internal memory supported by processorDiffers	16 GB	32 GB
Memory types supported by processorDiffers	DDR3 1066/1333	DDR3-SDRAM
Memory bandwidth supported by processor (max)Differs	21 GB/s	17 GB/s
ECC supported by processorKnown for one	No	Unknown — not stated by the source
SteppingKnown for one	Unknown — not stated by the source	Q0
Memory clock speeds supported by processorKnown for one	Unknown — not stated by the source	1066 MHz
Memory2 differ
Internal memoryDiffers	4 GB	2 GB
Maximum internal memoryKnown for one	16 GB	Unknown — not stated by the source
Internal memory type	DDR3-SDRAM	DDR3-SDRAM
Memory slotsDiffers	4x DIMM	2x SO-DIMM
Memory clock speed	1333 MHz	1333 MHz
Memory channels	Dual-channel	Dual-channel
Memory layout (slots x size)Known for one	Unknown — not stated by the source	1 x 2 GB
Storage3 differ
Total storage capacityDiffers	250 GB	320 GB
Optical drive typeDiffers	DVD Super Multi	DVD-RW
Total HDDs capacityKnown for one	250 GB	Unknown — not stated by the source
Number of HDDs installed	1	1
HDD capacityDiffers	250 GB	320 GB
HDD interface	SATA	SATA
HDD speedKnown for one	7200 RPM	Unknown — not stated by the source
Storage mediaKnown for one	Unknown — not stated by the source	HDD
Card reader integratedKnown for one	Unknown — not stated by the source	No
Graphics2 differ
On-board graphics card	Yes	Yes
Discrete graphics card modelDiffers	Intel® HD Graphics	Not available
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 frequencyDiffers	733 MHz	850 MHz
Graphics card family	Intel	Intel
On-board graphics card dynamic frequency (max)Known for one	Unknown — not stated by the source	1100 MHz
Performanceidentical
Product type	PC	PC
Motherboard chipsetKnown for one	Intel® Q57	Unknown — not stated by the source
Optical driveidentical
DVD interface typeKnown for one	SATA	Unknown — not stated by the source
Networkidentical
Ethernet LAN	Yes	Yes
Ethernet LAN data rates	10,100,1000 Mbit/s	10,100,1000 Mbit/s
Cabling technology	10/100/1000Base-T(X)	10/100/1000Base-T(X)
Wi-Fi	No	No
BluetoothKnown for one	No	Unknown — not stated by the source
Networking features	Gigabit Ethernet	Gigabit Ethernet
Wake-on-LAN readyKnown for one	Unknown — not stated by the source	No
Ports & interfacesidentical
USB 2.0 ports quantity	10	10
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 quantity	0	0
Ethernet LAN (RJ-45) ports	1	1
Headphone outputs	1	1
Microphone in	Yes	Yes
VGA (D-Sub) ports quantity	1	1
DVI port	No	No
PS/2 ports quantityKnown for one	2	Unknown — not stated by the source
Firewire (IEEE 1394) ports	0	0
Serial ports quantityKnown for one	1	Unknown — not stated by the source
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantityKnown for one	Unknown — not stated by the source	0
Combo headphone/mic portKnown for one	Unknown — not stated by the source	No
SmartCard slotKnown for one	Unknown — not stated by the source	No
Expansion slots1 differ
Number of 3.5" baysKnown for one	3	Unknown — not stated by the source
PCI Express x1 slotsKnown for one	1	Unknown — not stated by the source
PCI Express x16 slotsKnown for one	2	Unknown — not stated by the source
PCI slotsDiffers	3	1
Poweridentical
Power supply input voltageKnown for one	90 - 264 V	Unknown — not stated by the source
Power supply input frequencyKnown for one	47 - 63 Hz	Unknown — not stated by the source
Designidentical
Chassis typeKnown for one	Mini Tower	Unknown — not stated by the source
Number of 5.25" baysKnown for one	3	Unknown — not stated by the source
Product colour	Black	Black
Country of originKnown for one	China	Unknown — not stated by the source
Cable lock slotKnown for one	Unknown — not stated by the source	Yes
Cable lock slot typeKnown for one	Unknown — not stated by the source	Kensington
Software1 differ
Operating system installed	Windows 7 Professional	Windows 7 Professional
Operating system architectureDiffers	32-bit	64-bit
Drivers includedKnown for one	Yes	Unknown — not stated by the source
Pre-installed softwareKnown for one	Microsoft Office 2010	Unknown — not stated by the source
Trial softwareKnown for one	McAfee Total Protection Anti-Virus	Unknown — not stated by the source
Displayidentical
Display included	No	No
Processor special features12 differ
CPU configuration (max)	1	1
Embedded options availableDiffers	Yes	No
Enhanced Intel SpeedStep Technology	Yes	Yes
Execute Disable Bit	Yes	Yes
Graphics & IMC lithographyKnown for one	45 nm	Unknown — not stated by the source
Idle States	Yes	Yes
Intel 64	Yes	Yes
Intel Clear Video TechnologyKnown for one	No	Unknown — not stated by the source
Intel Demand Based SwitchingKnown for one	No	Unknown — not stated by the source
Intel Dual Display Capable Technology	Yes	Yes
Intel Enhanced Halt State	Yes	Yes
Intel FDI Technology	Yes	Yes
Intel Fast Memory AccessDiffers	No	Yes
Intel Flex Memory AccessDiffers	No	Yes
Intel Rapid Storage TechnologyKnown for one	No	Unknown — not stated by the source
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)Known for one	No	Unknown — not stated by the source
Intel® InTru™ 3D Technology	No	No
Intel® Insider™	No	No
Intel® Wireless Display (Intel® WiDi)	No	No
Physical Address Extension (PAE)Known for one	36 bit	Unknown — not stated by the source
Processor ARK IDDiffers	43550	53480
Processor package size	37.5 x 37.5 mm	37.5 x 37.5 mm
Supported instruction setsDiffers	SSE4.2	SSE4.1, SSE4.2
Thermal Monitoring TechnologiesDiffers	No	Yes
Intel® Turbo Boost TechnologyDiffers	1.0	No
Intel® Hyper Threading Technology (Intel® HT Technology)Differs	Yes	No
Intel® Quick Sync Video Technology	No	No
Intel® My WiFi Technology (Intel® MWT)Known for one	No	Unknown — not stated by the source
Intel® Anti-Theft Technology (Intel® AT)Known for one	No	Unknown — not stated by the source
Conflict-Free processorKnown for one	No	Unknown — not stated by the source
Intel® Small Business Advantage (Intel® SBA)Known for one	Unknown — not stated by the source	No
Processor codeKnown for one	Unknown — not stated by the source	SR05R
Intel® Smart Response TechnologyKnown for one	Unknown — not stated by the source	No
Intel® Identity Protection Technology (Intel® IPT)Known for one	Unknown — not stated by the source	No
Audioidentical
Audio system	HD	HD
Operational conditionsidentical
Operating temperature (T-T)Known for one	10 - 35 °C	Unknown — not stated by the source
Weight & dimensionsidentical
WidthKnown for one	444.5 mm	Unknown — not stated by the source
DepthKnown for one	447.8 mm	Unknown — not stated by the source
HeightKnown for one	177.8 mm	Unknown — not stated by the source
WeightKnown for one	11.2 kg	Unknown — not stated by the source
Packaging contentidentical
Remote control includedKnown for one	No	Unknown — not stated by the source
Certificates1 differ
CertificationDiffers	Energy Star 5.0	RoHS
Compliance industry standardsKnown for one	Unknown — not stated by the source	IEEE 802.3, IEEE 802.3u, IEEE 802.3ab
Multimediaidentical
Built-in cameraKnown for one	No	Unknown — not stated by the source
Other featuresidentical
TV tuner integratedKnown for one	No	Unknown — not stated by the source
Intel segment taggingKnown for one	Unknown — not stated by the source	Enterprise, 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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