Product comparison · 2 pcs/workstations

Lenovo ThinkCentre A55+T43HNEU vs Lenovo ThinkCentre M55 8810

105specifications compared
22differ
83identical
28known for one product only

Key differences

Processor model
- ThinkCentre A55+T43HNEU:E4500
- ThinkCentre M55 8810:E6300
Processor frequency
- ThinkCentre A55+T43HNEU:2.2 GHz
- ThinkCentre M55 8810:1.86 GHz
Processor front side bus
- ThinkCentre A55+T43HNEU:800 MHz
- ThinkCentre M55 8810:1066 MHz
Tcase
- ThinkCentre A55+T43HNEU:73.3 °C
- ThinkCentre M55 8810:61.4 °C
CPU multiplier (bus/core ratio)
- ThinkCentre A55+T43HNEU:11
- ThinkCentre M55 8810:7
Stepping
- ThinkCentre A55+T43HNEU:M0
- ThinkCentre M55 8810:R0
Maximum internal memory
- ThinkCentre A55+T43HNEU:4 GB
- ThinkCentre M55 8810:8 GB
Total storage capacity
- ThinkCentre A55+T43HNEU:160 GB
- ThinkCentre M55 8810:250 GB

Side by side

Differences highlightedShow differences only

Comparison of ThinkCentre A55+T43HNEU, ThinkCentre M55 8810
133 specifications	A Lenovo ThinkCentre A55+T43HNEU View product	B Lenovo ThinkCentre M55 8810 View product
Processor6 differ
Processor manufacturer	Intel	Intel
Processor family	Intel® Core™2 Duo	Intel® Core™2 Duo
Processor modelDiffers	E4500	E6300
Processor cores	2	2
Processor threads	2	2
Processor frequencyDiffers	2.2 GHz	1.86 GHz
Processor cache	2 MB	2 MB
Processor cache type	L2	L2
Processor front side busDiffers	800 MHz	1066 MHz
Bus type	FSB	FSB
FSB Parity	No	No
Processor lithography	65 nm	65 nm
Processor operating modes	64-bit	64-bit
Processor seriesKnown for one	Intel Core 2 Duo E4000 Series	Unknown — not stated by the source
Processor codename	Conroe	Conroe
Thermal Design Power (TDP)	65 W	65 W
TcaseDiffers	73.3 °C	61.4 °C
Number of processors installed	1	1
Processor socket	LGA 775 (Socket T)	LGA 775 (Socket T)
Number of Processing Die Transistors	167 M	167 M
Processing Die size	111 mm²	111 mm²
CPU multiplier (bus/core ratio)Differs	11	7
Platform	PC	PC
Processor core voltage (AC)Known for one	0.85 - 1.5 V	Unknown — not stated by the source
SteppingDiffers	M0	R0
ECC supported by processor	No	No
Memory1 differ
Internal memory	1 GB	1 GB
Maximum internal memoryDiffers	4 GB	8 GB
Internal memory type	DDR2-SDRAM	DDR2-SDRAM
Memory layout (slots x size)	1 x 1 GB	1 x 1 GB
Memory slotsKnown for one	2x DIMM	Unknown — not stated by the source
Memory clock speed	667 MHz	667 MHz
Storage2 differ
Total storage capacityDiffers	160 GB	250 GB
Optical drive type	DVD-RW	DVD-RW
Number of HDDs installedKnown for one	1	Unknown — not stated by the source
HDD interface	SATA	SATA
HDD speedDiffers	7200 RPM	5400 RPM
Card reader integrated	No	No
Drive device, transfer rateKnown for one	300 MB/s	Unknown — not stated by the source
Floppy drive installed	No	No
Graphicsidentical
On-board graphics card	Yes	Yes
Discrete graphics card model	Intel® GMA 3000	Intel® GMA 3000
Maximum graphics card memoryKnown for one	0.256 GB	Unknown — not stated by the source
Graphics card family	Intel	Intel
Performanceidentical
Product type	PC	PC
Password protection typeKnown for one	BIOS	Unknown — not stated by the source
Motherboard chipsetKnown for one	Unknown — not stated by the source	Intel® Q965 Express
Networkidentical
Ethernet LAN	Yes	Yes
Ethernet LAN data rates	10,100,1000 Mbit/s	10,100,1000 Mbit/s
Wi-Fi	No	No
Networking features	Gigabit Ethernet	Gigabit Ethernet
Cabling technologyKnown for one	Unknown — not stated by the source	10/100/1000Base-T(X)
Ports & interfaces2 differ
USB 2.0 ports quantityDiffers	6	8
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-out	Yes	Yes
Line-in	Yes	Yes
Microphone in	Yes	Yes
VGA (D-Sub) ports quantity	1	1
DVI port	No	No
PS/2 ports quantityDiffers	2	0
Firewire (IEEE 1394) ports	0	0
Serial ports quantity	1	1
Parallel ports quantity	1	1
Expansion slotsidentical
PCI Express x1 slotsKnown for one	1	Unknown — not stated by the source
PCI Express x16 slots	1	1
PCI slots	2	2
Power1 differ
Power supplyDiffers	280 W	225 W
Power supply typeKnown for one	Unknown — not stated by the source	AC
Power requirementsKnown for one	Unknown — not stated by the source	120 - 230 V
Design1 differ
Chassis typeDiffers	Tower	Desktop
Cable lock slotKnown for one	Yes	Unknown — not stated by the source
Cable lock slot typeKnown for one	Kensington	Unknown — not stated by the source
Product colour	Black	Black
External drive baysKnown for one	Unknown — not stated by the source	1 x 5.25", 1 x 3.5"
Internal drive baysKnown for one	Unknown — not stated by the source	1 x 3.5"
Softwareidentical
Operating system installed	Windows XP Professional	Windows XP Professional
Bundled softwareKnown for one	Rescue & Recovery Client Security Solution Multimedia Center Think Offerings Sonic RecordNow & Drive Letter Access InterVideo WinDVD	Unknown — not stated by the source
Display1 differ
Display includedDiffers	Yes	No
Display diagonalKnown for one	48.3 cm (19")	Unknown — not stated by the source
Display resolutionKnown for one	1440 x 900 pixels	Unknown — not stated by the source
Native aspect ratioKnown for one	16:10	Unknown — not stated by the source
Contrast ratio (typical)Known for one	1000:1	Unknown — not stated by the source
TouchscreenKnown for one	No	Unknown — not stated by the source
Display brightnessKnown for one	300 cd/m²	Unknown — not stated by the source
Viewing angle, horizontalKnown for one	160°	Unknown — not stated by the source
Viewing angle, verticalKnown for one	176°	Unknown — not stated by the source
DisplayKnown for one	LCD	Unknown — not stated by the source
Processor special features3 differ
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 Clear Video Technology	No	No
Intel Demand Based Switching	No	No
Intel Dual Display Capable Technology	No	No
Intel Enhanced Halt State	Yes	Yes
Intel FDI Technology	No	No
Intel Fast Memory Access	No	No
Intel Flex Memory Access	No	No
Intel Rapid Storage Technology	No	No
Intel Trusted Execution Technology	No	No
Intel VT-x with Extended Page Tables (EPT)	No	No
Intel Virtualization Technology (VT-x)Differs	No	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® 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	30781	27248
Processor codeDiffers	SLA95	SLGW2
Processor package size	37.5 x 37.5 mm	37.5 x 37.5 mm
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® 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
Audio1 differ
Audio systemDiffers	AD1986A	High Definition Audio
Weight & dimensions3 differ
WidthDiffers	175 mm	350 mm
DepthDiffers	424 mm	385 mm
HeightDiffers	410 mm	108 mm
Weight	10 kg	10 kg
Packaging contentidentical
Remote control included	No	No
Certificates1 differ
Compliance industry standardsDiffers	IEEE 802.3, IEEE 802.3u, IEEE 802.3ab	IEEE802.3, IEEE802.3u, IEEE802.3ab
Other featuresidentical
TV tuner integrated	No	No
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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