Product comparison · 2 pcs/workstations

Lenovo ThinkCentre M71e Intel® Pentium® G620 vs Lenovo ThinkCentre M91 Intel® Pentium® G620

92specifications compared
7differ
85identical
37known for one product only

Key differences

Internal memory
- ThinkCentre M71e Intel® Pentium® G620:3 GB
- ThinkCentre M91 Intel® Pentium® G620:2 GB
Memory layout (slots x size)
- ThinkCentre M71e Intel® Pentium® G620:1 x 1 + 1 x 2 GB
- ThinkCentre M91 Intel® Pentium® G620:1 x 2 GB
Memory slots
- ThinkCentre M71e Intel® Pentium® G620:2x DIMM
- ThinkCentre M91 Intel® Pentium® G620:2x SO-DIMM
Total storage capacity
- ThinkCentre M71e Intel® Pentium® G620:500 GB
- ThinkCentre M91 Intel® Pentium® G620:320 GB
Optical drive type
- ThinkCentre M71e Intel® Pentium® G620:DVD Super Multi DL
- ThinkCentre M91 Intel® Pentium® G620:DVD-RW
Card reader integrated
- ThinkCentre M71e Intel® Pentium® G620:Yes
- ThinkCentre M91 Intel® Pentium® G620:No
USB 2.0 ports quantity
- ThinkCentre M71e Intel® Pentium® G620:6
- ThinkCentre M91 Intel® Pentium® G620:10

Side by side

Differences highlightedShow differences only

Comparison of M71e, M91
129 specifications	A Lenovo ThinkCentre M71e Intel® Pentium® G620 Model M71e View product	B Lenovo ThinkCentre M91 Intel® Pentium® G620 Model M91 View product
Processoridentical
Processor manufacturer	Intel	Intel
Processor family	Intel® Pentium®	Intel® Pentium®
Processor model	G620	G620
Processor cores	2	2
Processor threads	2	2
Processor frequency	2.6 GHz	2.6 GHz
Processor cache	3 MB	3 MB
Processor cache type	Smart Cache	Smart Cache
Bus type	DMI	DMI
System bus rate	5 GT/s	5 GT/s
Processor lithography	32 nm	32 nm
Processor operating modes	64-bit	64-bit
Processor series	Intel Pentium G600 Series for Desktop	Intel Pentium G600 Series for Desktop
Processor codename	Sandy Bridge	Sandy Bridge
Thermal Design Power (TDP)	65 W	65 W
Tcase	69.1 °C	69.1 °C
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)	26	26
Stepping	Q0	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 MHz	1066 MHz
Memory bandwidth supported by processor (max)	17 GB/s	17 GB/s
Memory3 differ
Internal memoryDiffers	3 GB	2 GB
Maximum internal memoryKnown for one	8 GB	Unknown — not stated by the source
Internal memory type	DDR3-SDRAM	DDR3-SDRAM
Memory layout (slots x size)Differs	1 x 1 + 1 x 2 GB	1 x 2 GB
Memory slotsDiffers	2x DIMM	2x SO-DIMM
Memory clock speed	1333 MHz	1333 MHz
Memory channels	Dual-channel	Dual-channel
Storage3 differ
Total storage capacityDiffers	500 GB	320 GB
Optical drive typeDiffers	DVD Super Multi DL	DVD-RW
Number of HDDs installed	1	1
HDD interface	SATA	SATA
HDD speedKnown for one	7200 RPM	Unknown — not stated by the source
HDD sizeKnown for one	3.5"	Unknown — not stated by the source
Card reader integratedDiffers	Yes	No
Storage mediaKnown for one	Unknown — not stated by the source	HDD
HDD capacityKnown for one	Unknown — not stated by the source	320 GB
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	850 MHz	850 MHz
On-board graphics card dynamic frequency (max)	1100 MHz	1100 MHz
Graphics card family	Intel	Intel
Discrete graphics card modelKnown for one	Unknown — not stated by the source	Not available
Performanceidentical
Product type	PC	PC
Motherboard chipsetKnown for one	Intel® H61	Unknown — not stated by the source
Audio output channelsKnown for one	5.1 channels	Unknown — not stated by the source
Optical driveidentical
BD 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
Networking features	Gigabit Ethernet	Gigabit Ethernet
Wake-on-LAN readyKnown for one	Unknown — not stated by the source	No
Ports & interfaces1 differ
USB 2.0 ports quantityDiffers	6	10
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity	0	0
HDMI ports quantity	0	0
Ethernet LAN (RJ-45) ports	1	1
Headphone outputs	1	1
Line-outKnown for one	Yes	Unknown — not stated by the source
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
Serial ports quantityKnown for one	0	Unknown — not stated by the source
Parallel ports quantityKnown for one	0	Unknown — not stated by the source
Combo headphone/mic portKnown for one	Unknown — not stated by the source	No
Firewire (IEEE 1394) portsKnown for one	Unknown — not stated by the source	0
SmartCard slotKnown for one	Unknown — not stated by the source	No
Expansion slotsidentical
Number of 3.5" baysKnown for one	2	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	1	Unknown — not stated by the source
PCI slotsKnown for one	Unknown — not stated by the source	1
Poweridentical
Power supplyKnown for one	240 W	Unknown — not stated by the source
Designidentical
Chassis typeKnown for one	SFF	Unknown — not stated by the source
Number of 5.25" baysKnown for one	1	Unknown — not stated by the source
Product colour	Black	Black
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
Softwareidentical
Operating system installed	Windows 7 Professional	Windows 7 Professional
Operating system architecture	64-bit	64-bit
Displayidentical
Display included	No	No
Processor special featuresidentical
CPU configuration (max)	1	1
Embedded options available	No	No
Enhanced Intel SpeedStep Technology	Yes	Yes
Execute Disable Bit	Yes	Yes
Idle States	Yes	Yes
Intel 64	Yes	Yes
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 Trusted Execution Technology	No	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)	No	No
Intel® AES New Instructions (Intel® AES-NI)	No	No
Intel® Clear Video HD Technology (Intel® CVT HD)	No	No
Intel® InTru™ 3D Technology	No	No
Intel® Insider™	No	No
Intel® Wireless Display (Intel® WiDi)	No	No
Processor ARK ID	53480	53480
Processor code	SR05R	SR05R
Processor package size	37.5 x 37.5 mm	37.5 x 37.5 mm
Supported instruction sets	SSE4.1, SSE4.2	SSE4.1, SSE4.2
Thermal Monitoring Technologies	Yes	Yes
Intel® Turbo Boost Technology	No	No
Intel® Hyper Threading Technology (Intel® HT Technology)	No	No
Intel® Quick Sync Video Technology	No	No
Intel® Small Business Advantage (Intel® SBA)Known for one	Unknown — not stated by the source	No
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
Weight & dimensionsidentical
WidthKnown for one	99 mm	Unknown — not stated by the source
DepthKnown for one	335 mm	Unknown — not stated by the source
HeightKnown for one	382 mm	Unknown — not stated by the source
WeightKnown for one	9.5 kg	Unknown — not stated by the source
Packaging contentidentical
Mouse includedKnown for one	Yes	Unknown — not stated by the source
Keyboard includedKnown for one	Yes	Unknown — not stated by the source
Certificatesidentical
Compliance industry standards	IEEE 802.3, IEEE 802.3u, IEEE 802.3ab	IEEE 802.3, IEEE 802.3u, IEEE 802.3ab
CertificationKnown for one	Unknown — not stated by the source	RoHS
Sustainabilityidentical
Sustainability certificatesKnown for one	EPEAT Gold, ENERGY STAR	Unknown — not stated by the source
Other featuresidentical
Intel segment tagging	Enterprise, Professional	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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