Product comparison · 2 all-in-one pcs/workstations

HP Z1 Intel® Xeon® E3 Family E3-1245 vs Lenovo Essential C225

40specifications compared
26differ
14identical
109known for one product only

Key differences

Display diagonal
- Z1 Intel® Xeon® E3 Family E3-1245:68.6 cm (27")
- Essential C225:47 cm (18.5")
Display resolution
- Z1 Intel® Xeon® E3 Family E3-1245:2560 x 1440 pixels
- Essential C225:1366 x 768 pixels
HD type
- Z1 Intel® Xeon® E3 Family E3-1245:Quad HD
- Essential C225:Not supported
Processor manufacturer
- Z1 Intel® Xeon® E3 Family E3-1245:Intel
- Essential C225:AMD
Processor family
- Z1 Intel® Xeon® E3 Family E3-1245:Intel® Xeon® E3 Family
- Essential C225:AMD E
Processor model
- Z1 Intel® Xeon® E3 Family E3-1245:E3-1245
- Essential C225:E-450
Processor cores
- Z1 Intel® Xeon® E3 Family E3-1245:4
- Essential C225:2
Processor frequency
- Z1 Intel® Xeon® E3 Family E3-1245:3.3 GHz
- Essential C225:1.65 GHz

Side by side

Differences highlightedShow differences only

Comparison of Z1, Essential C225
149 specifications	A HP Z1 Intel® Xeon® E3 Family E3-1245 Model Z1 View product	B Lenovo Essential C225 View product
Display3 differ
Display diagonalDiffers	68.6 cm (27")	47 cm (18.5")
Display resolutionDiffers	2560 x 1440 pixels	1366 x 768 pixels
HD typeDiffers	Quad HD	Not supported
LED backlight	Yes	Yes
Native aspect ratio	16:9	16:9
TouchscreenKnown for one	Unknown — not stated by the source	No
Full HDKnown for one	Unknown — not stated by the source	No
Processor6 differ
Processor manufacturerDiffers	Intel	AMD
Processor familyDiffers	Intel® Xeon® E3 Family	AMD E
Processor modelDiffers	E3-1245	E-450
Processor coresDiffers	4	2
Processor threadsKnown for one	8	Unknown — not stated by the source
Processor boost frequencyKnown for one	3.7 GHz	Unknown — not stated by the source
Processor frequencyDiffers	3.3 GHz	1.65 GHz
Processor cacheDiffers	8 MB	1 MB
Processor cache typeKnown for one	Smart Cache	Unknown — not stated by the source
Processor socketKnown for one	LGA 1155 (Socket H2)	Unknown — not stated by the source
System bus rateKnown for one	5 GT/s	Unknown — not stated by the source
Thermal Design Power (TDP)Known for one	95 W	Unknown — not stated by the source
Bus typeKnown for one	DMI	Unknown — not stated by the source
CPU multiplier (bus/core ratio)Known for one	33	Unknown — not stated by the source
FSB ParityKnown for one	No	Unknown — not stated by the source
Maximum number of PCI Express lanesKnown for one	20	Unknown — not stated by the source
PCI Express slots versionKnown for one	2.0	Unknown — not stated by the source
Processor codeKnown for one	SR00L	Unknown — not stated by the source
Processor codenameKnown for one	Sandy Bridge	Unknown — not stated by the source
Processor lithographyKnown for one	32 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 Xeon E3-1200	Unknown — not stated by the source
SteppingKnown for one	D2	Unknown — not stated by the source
TcaseKnown for one	72.6 °C	Unknown — not stated by the source
Conflict-Free processorKnown for one	No	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	1066,1333 MHz	Unknown — not stated by the source
Memory bandwidth supported by processor (max)Known for one	21 GB/s	Unknown — not stated by the source
Memory channels supported by processorKnown for one	Dual	Unknown — not stated by the source
ECC supported by processorKnown for one	Yes	Unknown — not stated by the source
64-bit computingKnown for one	Unknown — not stated by the source	Yes
Memory4 differ
Internal memoryDiffers	8 GB	2 GB
Internal memory typeDiffers	DDR3	DDR3-SDRAM
Maximum internal memoryDiffers	32 GB	6 GB
Memory slotsDiffers	4x DIMM	2
Memory clock speedKnown for one	1600 MHz	Unknown — not stated by the source
Memory layout (slots x size)Known for one	2 x 4 GB	Unknown — not stated by the source
Memory slots typeKnown for one	Unknown — not stated by the source	SO-DIMM
Storage3 differ
Total storage capacityDiffers	1 TB	320 GB
Storage media	HDD	HDD
Total HDDs capacityKnown for one	1 TB	Unknown — not stated by the source
Number of HDDs installed	1	1
HDD capacityKnown for one	1 TB	Unknown — not stated by the source
HDD speedKnown for one	7200 RPM	Unknown — not stated by the source
HDD interface	SATA	SATA
Optical drive typeDiffers	DVD Super Multi	DVD-RW
Card reader integrated	Yes	Yes
Compatible memory cardsDiffers	SD	SD, SDXC
Number of storage drives installedKnown for one	Unknown — not stated by the source	1
Graphics2 differ
On-board graphics card	Yes	Yes
On-board graphics card familyDiffers	Intel® HD Graphics	AMD Radeon HD 6000
On-board graphics card modelDiffers	Intel® HD Graphics P3000	AMD Radeon HD 6320
Number of displays supported (on-board graphics)Known for one	2	Unknown — not stated by the source
On-board graphics card base frequencyKnown for one	850 MHz	Unknown — not stated by the source
On-board graphics card dynamic frequency (max)Known for one	1350 MHz	Unknown — not stated by the source
Audioidentical
Built-in microphoneKnown for one	Yes	Unknown — not stated by the source
Audio systemKnown for one	HD Audio	Unknown — not stated by the source
Built-in speaker(s)Known for one	Unknown — not stated by the source	Yes
RMS rated powerKnown for one	Unknown — not stated by the source	6 W
Optical driveidentical
LightScribeKnown for one	No	Unknown — not stated by the source
Network1 differ
Wi-Fi	Yes	Yes
Top Wi-Fi standardKnown for one	Wi-Fi 4 (802.11n)	Unknown — not stated by the source
Wi-Fi standardsDiffers	802.11a, 802.11b, 802.11g	802.11b, 802.11g, Wi-Fi 4 (802.11n)
Ethernet LAN	Yes	Yes
Ethernet LAN data rates	10,100,1000 Mbit/s	10,100,1000 Mbit/s
BluetoothKnown for one	Unknown — not stated by the source	No
Ports & interfacesidentical
Ethernet LAN (RJ-45) ports	1	1
USB 2.0 ports quantity	4	4
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantityKnown for one	2	Unknown — not stated by the source
DisplayPorts quantityKnown for one	1	Unknown — not stated by the source
Headphone outputs	1	1
Microphone in	Yes	Yes
Firewire (IEEE 1394) portsKnown for one	1	Unknown — not stated by the source
S/PDIF out portKnown for one	Yes	Unknown — not stated by the source
HDMI ports quantityKnown for one	Unknown — not stated by the source	1
VGA (D-Sub) ports quantityKnown for one	Unknown — not stated by the source	0
Design1 differ
Product colourDiffers	Black	White
Country of originKnown for one	China	Unknown — not stated by the source
Performanceidentical
Product typeKnown for one	All-in-One workstation	Unknown — not stated by the source
Motherboard chipsetKnown for one	Intel® C206	Unknown — not stated by the source
Software1 differ
Operating system installedDiffers	Windows 7 Professional	Windows 7 Home Premium
Operating system architectureKnown for one	64-bit	Unknown — not stated by the source
Processor special featuresidentical
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 TechnologyKnown for one	Yes	Unknown — not stated by the source
Execute Disable BitKnown for one	Yes	Unknown — not stated by the source
Idle StatesKnown for one	Yes	Unknown — not stated by the source
Intel 64Known for one	Yes	Unknown — not stated by the source
Intel Advanced Vector ExtensionsKnown for one	Yes	Unknown — not stated by the source
Intel Clear Video TechnologyKnown for one	No	Unknown — not stated by the source
Intel Demand Based SwitchingKnown for one	Yes	Unknown — not stated by the source
Intel Dual Display Capable TechnologyKnown for one	Yes	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	Yes	Unknown — not stated by the source
Intel Flex Memory AccessKnown for one	Yes	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 Trusted Execution TechnologyKnown for one	Yes	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® Anti-Theft Technology (Intel® AT)Known for one	No	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	No	Unknown — not stated by the source
Intel® Hyper Threading Technology (Intel® HT Technology)Known for one	Yes	Unknown — not stated by the source
Intel® Identity Protection Technology (Intel® IPT)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	No	Unknown — not stated by the source
Intel® My WiFi Technology (Intel® MWT)Known for one	No	Unknown — not stated by the source
Intel® Quick Sync Video TechnologyKnown for one	Yes	Unknown — not stated by the source
Intel® Small Business Advantage (Intel® SBA)Known for one	No	Unknown — not stated by the source
Intel® Smart Response TechnologyKnown for one	No	Unknown — not stated by the source
Intel® Turbo Boost TechnologyKnown for one	2.0	Unknown — not stated by the source
Intel® Wireless Display (Intel® WiDi)Known for one	No	Unknown — not stated by the source
Processor ARK IDKnown for one	52274	Unknown — not stated by the source
Processor package sizeKnown for one	37.5 x 37.5 mm	Unknown — not stated by the source
Supported instruction setsKnown for one	AVX	Unknown — not stated by the source
Thermal Monitoring TechnologiesKnown for one	Yes	Unknown — not stated by the source
Weight & dimensions4 differ
Width (with stand)Differs	660.4 mm	591 mm
Depth (with stand)Differs	419.1 mm	310 mm
Height (with stand)Differs	584.2 mm	520 mm
Weight (with stand)Differs	21.3 kg	8.73 kg
Packaging contentidentical
Cables includedKnown for one	AC	Unknown — not stated by the source
Mouse includedKnown for one	Unknown — not stated by the source	Yes
Keyboard includedKnown for one	Unknown — not stated by the source	Yes
Other features1 differ
3DKnown for one	No	Unknown — not stated by the source
Graphics card familyDiffers	Intel	AMD
Display includedKnown for one	Yes	Unknown — not stated by the source
Graphics cardKnown for one	HD Graphics P3000	Unknown — not stated by the source
Networking featuresKnown for one	Gigabit Ethernet (10/100/1000)	Unknown — not stated by the source
Number of processors installedKnown for one	1	Unknown — not stated by the source
Power supplyKnown for one	400 W	Unknown — not stated by the source
Rack mountingKnown for one	No	Unknown — not stated by the source
Wireless technologyKnown for one	802.11 a/g/n, Bluetooth	Unknown — not stated by the source
Camera includedKnown for one	Unknown — not stated by the source	Yes
Chassis typeKnown for one	Unknown — not stated by the source	All-in-One
Storage drive interfaceKnown for one	Unknown — not stated by the source	Serial ATA
Cameraidentical
Built-in cameraKnown for one	Unknown — not stated by the source	Yes
Total megapixelsKnown for one	Unknown — not stated by the source	0.3 MP

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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