Product comparison · 2 pcs/workstations

Lenovo E73 + 18.5" vs Lenovo IdeaCentre H50-55 AMD A8 A8-6500

71specifications compared
29differ
42identical
107known for one product only

Key differences

Processor manufacturer
- E73 + 18.5":Intel
- IdeaCentre H50-55 AMD A8 A8-6500:AMD
Processor family
- E73 + 18.5":Intel® Core™ i5
- IdeaCentre H50-55 AMD A8 A8-6500:AMD A8
Processor model
- E73 + 18.5":i5-4440S
- IdeaCentre H50-55 AMD A8 A8-6500:A8-6500
Processor boost frequency
- E73 + 18.5":3.3 GHz
- IdeaCentre H50-55 AMD A8 A8-6500:4.1 GHz
Processor frequency
- E73 + 18.5":2.8 GHz
- IdeaCentre H50-55 AMD A8 A8-6500:3.5 GHz
Processor cache
- E73 + 18.5":6 MB
- IdeaCentre H50-55 AMD A8 A8-6500:4 MB
Processor cache type
- E73 + 18.5":Smart Cache
- IdeaCentre H50-55 AMD A8 A8-6500:L2
Internal memory
- E73 + 18.5":4 GB
- IdeaCentre H50-55 AMD A8 A8-6500:8 GB

Side by side

Differences highlightedShow differences only

Comparison of E73 + 18.5", H50-55
178 specifications	A Lenovo E73 + 18.5"View product	B Lenovo IdeaCentre H50-55 AMD A8 A8-6500 Model H50-55 View product
Processor7 differ
Processor manufacturerDiffers	Intel	AMD
Processor familyDiffers	Intel® Core™ i5	AMD A8
Processor generationKnown for one	4th gen Intel® Core™ i5	Unknown — not stated by the source
Processor modelDiffers	i5-4440S	A8-6500
Processor boost frequencyDiffers	3.3 GHz	4.1 GHz
Processor frequencyDiffers	2.8 GHz	3.5 GHz
Processor cacheDiffers	6 MB	4 MB
Processor cache typeDiffers	Smart Cache	L2
Bus typeKnown for one	QPI	Unknown — not stated by the source
FSB ParityKnown for one	No	Unknown — not stated by the source
System bus rateKnown for one	5 GT/s	Unknown — not stated by the source
Processor lithographyKnown for one	22 nm	Unknown — not stated by the source
Processor operating modesKnown for one	64-bit	Unknown — not stated by the source
Processor seriesKnown for one	Intel Core i5-4400 Desktop series	Unknown — not stated by the source
Processor codenameKnown for one	Haswell	Unknown — not stated by the source
Thermal Design Power (TDP)Known for one	65 W	Unknown — not stated by the source
TcaseKnown for one	71.35 °C	Unknown — not stated by the source
Maximum number of PCI Express lanesKnown for one	16	Unknown — not stated by the source
PCI Express configurationsKnown for one	1x16, 2x8, 1x8+2x4	Unknown — not stated by the source
PCI Express slots versionKnown for one	3.0	Unknown — not stated by the source
Number of QPI linksKnown for one	1	Unknown — not stated by the source
Processor socketKnown for one	LGA 1150 (Socket H3)	Unknown — not stated by the source
SteppingKnown for one	C0	Unknown — not stated by the source
Maximum internal memory supported by processorKnown for one	32 GB	Unknown — not stated by the source
Memory types supported by processorKnown for one	DDR3-SDRAM	Unknown — not stated by the source
Memory clock speeds supported by processorKnown for one	1333,1600 MHz	Unknown — not stated by the source
Memory bandwidth supported by processor (max)Known for one	25.6 GB/s	Unknown — not stated by the source
ECC supported by processorKnown for one	No	Unknown — not stated by the source
Memory1 differ
Internal memoryDiffers	4 GB	8 GB
Memory layout (slots x size)Known for one	1 x 4 GB	Unknown — not stated by the source
Memory channelsKnown for one	Dual-channel	Unknown — not stated by the source
Storage2 differ
Optical drive typeDiffers	DVD±RW	DVD-ROM
HDD interfaceDiffers	SATA III	SATA
Graphics3 differ
Discrete graphics card modelDiffers	Not available	AMD Radeon R7 240
On-board graphics card familyDiffers	Intel® HD Graphics	AMD Radeon HD 8000
On-board graphics card modelDiffers	Intel® HD Graphics 4600	AMD Radeon HD 8570D
Maximum on-board graphics card memoryKnown for one	1.74 GB	Unknown — not stated by the source
Number of displays supported (on-board graphics)Known for one	3	Unknown — not stated by the source
On-board graphics card base frequencyKnown for one	350 MHz	Unknown — not stated by the source
On-board graphics card dynamic frequency (max)Known for one	1100 MHz	Unknown — not stated by the source
On-board graphics card DirectX versionKnown for one	11.1	Unknown — not stated by the source
On-board graphics card IDKnown for one	0x412	Unknown — not stated by the source
Discrete graphics card memoryKnown for one	Unknown — not stated by the source	2 GB
Number of discrete graphics cardsKnown for one	Unknown — not stated by the source	1
Performanceidentical
Motherboard chipsetKnown for one	Intel® H81	Unknown — not stated by the source
Networkidentical
Wi-FiKnown for one	No	Unknown — not stated by the source
Ports & interfaces1 differ
USB 3.2 Gen 1 (3.1 Gen 1) Type-C ports quantityKnown for one	0	Unknown — not stated by the source
USB 3.2 Gen 2 (3.1 Gen 2) Type-C ports quantityKnown for one	0	Unknown — not stated by the source
Thunderbolt 3 ports quantityKnown for one	0	Unknown — not stated by the source
DisplayPorts quantityKnown for one	1	Unknown — not stated by the source
HDMI ports quantityDiffers	0	1
Serial ports quantityKnown for one	1	Unknown — not stated by the source
Parallel ports quantityKnown for one	1	Unknown — not stated by the source
Expansion slotsidentical
Number of 3.5" baysKnown for one	1	Unknown — not stated by the source
PCI Express x1 (Gen 2.x) slotsKnown for one	2	Unknown — not stated by the source
PCI Express x16 (Gen 3.x) slotsKnown for one	1	Unknown — not stated by the source
Poweridentical
Power supplyKnown for one	280 W	Unknown — not stated by the source
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
Number of 5.25" baysKnown for one	1	Unknown — not stated by the source
Product colourDiffers	Black	Brushed steel
Liquid cooling systemKnown for one	Unknown — not stated by the source	No
Software1 differ
Operating system installedDiffers	Windows 7 Professional	Windows 8.1
Recovery operating systemKnown for one	Windows 8.1 Pro	Unknown — not stated by the source
Display1 differ
Display includedDiffers	Yes	No
Display diagonalKnown for one	47 cm (18.5")	Unknown — not stated by the source
Display typeKnown for one	LED	Unknown — not stated by the source
Display resolutionKnown for one	1366 x 768 pixels	Unknown — not stated by the source
Panel typeKnown for one	TN	Unknown — not stated by the source
Native aspect ratioKnown for one	16:9	Unknown — not stated by the source
Contrast ratio (typical)Known for one	1000:1	Unknown — not stated by the source
Display number of coloursKnown for one	16.78 million colours	Unknown — not stated by the source
Display brightnessKnown for one	250 cd/m²	Unknown — not stated by the source
Viewing angle, horizontalKnown for one	170°	Unknown — not stated by the source
Viewing angle, verticalKnown for one	160°	Unknown — not stated by the source
Processor special features9 differ
CPU configuration (max)Known for one	1	Unknown — not stated by the source
Embedded options availableKnown for one	No	Unknown — not stated by the source
Enhanced Intel SpeedStep TechnologyDiffers	Yes	No
Execute Disable BitKnown for one	Yes	Unknown — not stated by the source
Graphics & IMC lithographyKnown for one	22 nm	Unknown — not stated by the source
Idle StatesKnown for one	Yes	Unknown — not stated by the source
Intel 64Differs	Yes	No
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 TechnologyKnown for one	No	Unknown — not stated by the source
Intel Enhanced Halt StateKnown for one	Yes	Unknown — not stated by the source
Intel FDI TechnologyKnown for one	Yes	Unknown — not stated by the source
Intel Fast Memory AccessKnown for one	No	Unknown — not stated by the source
Intel Flex Memory AccessKnown for one	No	Unknown — not stated by the source
Intel Identity Protection Technology versionKnown for one	1.00	Unknown — not stated by the source
Intel Rapid Storage TechnologyKnown for one	No	Unknown — not stated by the source
Intel Secure Key Technology versionKnown for one	1.00	Unknown — not stated by the source
Intel Small Business Advantage (SBA) versionKnown for one	1.00	Unknown — not stated by the source
Intel Stable Image Platform Program (SIPP)Known for one	No	Unknown — not stated by the source
Intel Stable Image Platform Program (SIPP) versionKnown for one	0.00	Unknown — not stated by the source
Intel TSX-NIKnown for one	No	Unknown — not stated by the source
Intel TSX-NI versionKnown for one	0.00	Unknown — not stated by the source
Intel Trusted Execution TechnologyKnown for one	No	Unknown — not stated by the source
Intel VT-x with Extended Page Tables (EPT)Known for one	Yes	Unknown — not stated by the source
Intel Virtualization Technology (VT-x)Known for one	Yes	Unknown — not stated by the source
Intel Virtualization Technology for Directed I/O (VT-d)Known for one	Yes	Unknown — not stated by the source
Intel® AES New Instructions (Intel® AES-NI)Known for one	Yes	Unknown — not stated by the source
Intel® Clear Video HD Technology (Intel® CVT HD)Known for one	Yes	Unknown — not stated by the source
Intel® Clear Video Technology for Mobile Internet Devices (Intel CVT for MID)Known for one	Yes	Unknown — not stated by the source
Intel® InTru™ 3D TechnologyKnown for one	Yes	Unknown — not stated by the source
Intel® Insider™Known for one	Yes	Unknown — not stated by the source
Intel® OS GuardKnown for one	Yes	Unknown — not stated by the source
Intel® Secure KeyKnown for one	Yes	Unknown — not stated by the source
Intel® Smart CacheKnown for one	Yes	Unknown — not stated by the source
Intel® Virtualization Technology (Intel® VT)Differs	VT-d, VT-x	No
Intel® Wireless Display (Intel® WiDi)Differs	Yes	No
Processor ARK IDKnown for one	75040	Unknown — not stated by the source
Processor package sizeKnown for one	37.5 x 37.5 mm	Unknown — not stated by the source
ScalabilityKnown for one	1S	Unknown — not stated by the source
Supported instruction setsKnown for one	AVX 2.0	Unknown — not stated by the source
Thermal Monitoring TechnologiesKnown for one	Yes	Unknown — not stated by the source
Thermal solution specificationKnown for one	PCG 2013C	Unknown — not stated by the source
Intel® Turbo Boost TechnologyDiffers	2.0	No
Intel® Quick Sync Video TechnologyDiffers	Yes	No
Intel® My WiFi Technology (Intel® MWT)Differs	Yes	No
Intel® Identity Protection Technology (Intel® IPT)Differs	Yes	No
Intel® Anti-Theft Technology (Intel® AT)Differs	Yes	No
Conflict-Free processorKnown for one	Yes	Unknown — not stated by the source
Intel Standard ManageabilityKnown for one	Unknown — not stated by the source	No
Intel® Active Management Technology (Intel® AMT)Known for one	Unknown — not stated by the source	No
Intel® High Definition Audio (Intel® HD Audio)Known for one	Unknown — not stated by the source	No
Intel® Matrix Storage Technology (Intel® MST)Known for one	Unknown — not stated by the source	No
Audioidentical
Audio chipKnown for one	Realtek ALC662	Unknown — not stated by the source
Audio systemKnown for one	HD	Unknown — not stated by the source
Weight & dimensions3 differ
DepthDiffers	400 mm	410 mm
HeightDiffers	397 mm	355 mm
WeightDiffers	7.5 kg	7.1 kg
Packaging contentidentical
ManualKnown for one	Yes	Unknown — not stated by the source
Certificatesidentical
Compliance certificatesKnown for one	RoHS	Unknown — not stated by the source
CertificationKnown for one	GREENGUARD, ErP Lot 3	Unknown — not stated by the source
Sustainabilityidentical
Sustainability certificatesKnown for one	EPEAT Silver, ENERGY STAR	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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