Product comparison · 2 pcs/workstations

HP Z400 + ATI FirePro V3800 vs Lenovo E20 + 23"

91specifications compared
36differ
55identical
24known for one product only

Key differences

The HP Z400 + ATI FirePro V3800 has 0.53 GHz more processor boost frequency than the Lenovo E20 + 23" (3.46 GHz vs 2.93 GHz). The HP Z400 + ATI FirePro V3800 has 0.67 GHz more processor frequency than the Lenovo E20 + 23" (3.2 GHz vs 2.53 GHz). The HP Z400 + ATI FirePro V3800 has 2.3 GT/s more system bus rate than the Lenovo E20 + 23" (4.8 GT/s vs 2.5 GT/s). Only the HP Z400 + ATI FirePro V3800 has card reader integrated. Only the Lenovo E20 + 23" has display included.

Processor model
- Z400 + ATI FirePro V3800:W3565
- E20 + 23":X3440
Processor boost frequency
- Z400 + ATI FirePro V3800:3.46 GHz
- E20 + 23":2.93 GHz
Processor frequency
- Z400 + ATI FirePro V3800:3.2 GHz
- E20 + 23":2.53 GHz
Bus type
- Z400 + ATI FirePro V3800:QPI
- E20 + 23":DMI
System bus rate
- Z400 + ATI FirePro V3800:4.8 GT/s
- E20 + 23":2.5 GT/s
Processor series
- Z400 + ATI FirePro V3800:Intel Xeon 3500 Series
- E20 + 23":Intel Xeon 3400 Series
Processor codename
- Z400 + ATI FirePro V3800:Bloomfield
- E20 + 23":Lynnfield
Thermal Design Power (TDP)
- Z400 + ATI FirePro V3800:130 W
- E20 + 23":95 W

Side by side

Differences highlightedShow differences only

Comparison of Z400 + ATI FirePro V3800, E20 + 23"
115 specifications	A HP Z400 + ATI FirePro V3800 View product	B Lenovo E20 + 23"View product
Processor16 differ
Processor manufacturer	Intel	Intel
Processor family	Intel® Xeon® 3000 Sequence	Intel® Xeon® 3000 Sequence
Processor modelDiffers	W3565	X3440
Processor cores	4	4
Processor threads	8	8
Processor boost frequencyDiffers	3.46 GHz	2.93 GHz
Processor frequencyDiffers	3.2 GHz	2.53 GHz
Processor cache	8 MB	8 MB
Processor cache type	Smart Cache	Smart Cache
Bus typeDiffers	QPI	DMI
FSB Parity	No	No
System bus rateDiffers	4.8 GT/s	2.5 GT/s
Processor lithography	45 nm	45 nm
Processor operating modes	64-bit	64-bit
Processor seriesDiffers	Intel Xeon 3500 Series	Intel Xeon 3400 Series
Processor codenameDiffers	Bloomfield	Lynnfield
Thermal Design Power (TDP)Differs	130 W	95 W
Number of QPI linksKnown for one	1	Unknown — not stated by the source
Number of processors installed	1	1
Processor socketDiffers	Socket B (LGA 1366)	LGA 1156 (Socket H)
Number of Processing Die TransistorsDiffers	731 M	774 M
Processing Die sizeDiffers	263 mm²	296 mm²
CPU multiplier (bus/core ratio)Differs	24	19
SteppingDiffers	D0	B1
Maximum internal memory supported by processorDiffers	24 GB	32 GB
Memory types supported by processorDiffers	DDR3-SDRAM	DDR3 800/1066/1333
Memory clock speeds supported by processorKnown for one	800,1066 MHz	Unknown — not stated by the source
Memory bandwidth supported by processor (max)Differs	25.6 GB/s	21 GB/s
ECC supported by processor	Yes	Yes
Processor system typeKnown for one	Unknown — not stated by the source	Up
TcaseKnown for one	Unknown — not stated by the source	72.7 °C
Maximum number of PCI Express lanesKnown for one	Unknown — not stated by the source	16
PCI Express configurationsKnown for one	Unknown — not stated by the source	1x16, 2x8, 4x4
PCI Express slots versionKnown for one	Unknown — not stated by the source	2.0
Memory3 differ
Internal memoryDiffers	6 GB	4 GB
Maximum internal memory	16 GB	16 GB
Internal memory type	DDR3-SDRAM	DDR3-SDRAM
Memory layout (slots x size)Differs	3 x 2 GB	2 x 2 GB
Memory clock speed	1333 MHz	1333 MHz
ECCKnown for one	Yes	Unknown — not stated by the source
Memory channelsDiffers	Triple-channel	Dual-channel
Storage2 differ
Optical drive typeKnown for one	DVD Super Multi DL	Unknown — not stated by the source
Total HDDs capacityKnown for one	1 TB	Unknown — not stated by the source
Number of HDDs installed	1	1
HDD capacityDiffers	1 TB	500 GB
HDD interface	SATA	SATA
HDD speed	7200 RPM	7200 RPM
Card reader integratedDiffers	Yes	No
Performance1 differ
Product type	Workstation	Workstation
Motherboard chipsetDiffers	Intel® X58 Express	Intel® 3450
Optical driveidentical
LightScribeKnown for one	Yes	Unknown — not stated by the source
Networkidentical
Networking features	Gigabit Ethernet (10/100/1000)	Gigabit Ethernet (10/100/1000)
Ports & interfaces1 differ
USB 2.0 ports quantityDiffers	8	10
Ethernet LAN (RJ-45) ports	1	1
Headphone outputs	1	1
Microphone in	Yes	Yes
PS/2 ports quantity	2	2
Firewire (IEEE 1394) portsKnown for one	Unknown — not stated by the source	2
eSATA ports quantityKnown for one	Unknown — not stated by the source	1
Serial ports quantityKnown for one	Unknown — not stated by the source	1
Design1 differ
Chassis typeDiffers	Minitower	Tower
Country of originKnown for one	China	Unknown — not stated by the source
Softwareidentical
Operating system installed	Windows 7 Professional	Windows 7 Professional
Operating system architecture	64-bit	64-bit
Display1 differ
Display includedDiffers	No	Yes
Display diagonalKnown for one	Unknown — not stated by the source	58.4 cm (23")
Processor special features6 differ
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 Clear Video Technology	No	No
Intel Demand Based Switching	Yes	Yes
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 TechnologyDiffers	No	Yes
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	No	Yes
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® Smart CacheKnown for one	Yes	Unknown — not stated by the source
Intel® Wireless Display (Intel® WiDi)	No	No
Physical Address Extension (PAE)Differs	Yes	36 bit
Processor ARK IDDiffers	39721	42928
Processor codeDiffers	SLBEV	SLBLF
Processor package sizeDiffers	42.5 x 45.0 mm	37.5 x 37.5 mm
Supported instruction sets	SSE4.2	SSE4.2
Thermal Monitoring Technologies	No	No
Intel® Turbo Boost Technology	1.0	1.0
Intel® Hyper Threading Technology (Intel® HT Technology)	Yes	Yes
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
Audio1 differ
Audio systemDiffers	High Definition Audio	Realtek ALC662
Operational conditionsidentical
Operating temperature (T-T)Known for one	5 - 35 °C	Unknown — not stated by the source
Storage temperature (T-T)Known for one	-40 - 60 °C	Unknown — not stated by the source
Operating relative humidity (H-H)Known for one	8 - 85%	Unknown — not stated by the source
Storage relative humidity (H-H)Known for one	8 - 90%	Unknown — not stated by the source
Non-operating altitudeKnown for one	9100	Unknown — not stated by the source
Weight & dimensions4 differ
WidthDiffers	167.9 mm	175 mm
DepthDiffers	455.3 mm	430.8 mm
HeightDiffers	450.2 mm	425.2 mm
WeightDiffers	19.6 kg	11.2 kg
Poweridentical
Power supply typeKnown for one	Unknown — not stated by the source	100 - 240 VAC, 50/60 Hz
Power supplyKnown for one	Unknown — not stated by the source	280 W

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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