Product comparison · 2 pcs/workstations

HP Pro 3400 MT + U6578A vs Lenovo M91 USFF + ThinkVision L1900p

107specifications compared
29differ
78identical
14known for one product only

Key differences

The HP Pro 3400 MT + U6578A has 2 more processor cores than the Lenovo M91 USFF + ThinkVision L1900p (4 vs 2). The Lenovo M91 USFF + ThinkVision L1900p has 0.8 GHz more processor frequency than the HP Pro 3400 MT + U6578A (3.3 GHz vs 2.5 GHz). The HP Pro 3400 MT + U6578A has 3 MB more processor cache than the Lenovo M91 USFF + ThinkVision L1900p (6 MB vs 3 MB). Only the HP Pro 3400 MT + U6578A has card reader integrated. Only the HP Pro 3400 MT + U6578A has DVI port.

Processor family
- Pro 3400 MT + U6578A:Intel® Core™ i5
- M91 USFF + ThinkVision L1900p:Intel® Core™ i3
Processor generation
- Pro 3400 MT + U6578A:2nd gen Intel® Core™ i5
- M91 USFF + ThinkVision L1900p:2nd gen Intel® Core™ i3
Processor model
- Pro 3400 MT + U6578A:i5-2400S
- M91 USFF + ThinkVision L1900p:i3-2120
Processor cores
- Pro 3400 MT + U6578A:4
- M91 USFF + ThinkVision L1900p:2
Processor frequency
- Pro 3400 MT + U6578A:2.5 GHz
- M91 USFF + ThinkVision L1900p:3.3 GHz
Processor cache
- Pro 3400 MT + U6578A:6 MB
- M91 USFF + ThinkVision L1900p:3 MB
CPU multiplier (bus/core ratio)
- Pro 3400 MT + U6578A:31
- M91 USFF + ThinkVision L1900p:33
Memory types supported by processor
- Pro 3400 MT + U6578A:DDR3-SDRAM
- M91 USFF + ThinkVision L1900p:DDR3 1066/1333

Side by side

Differences highlightedShow differences only

Comparison of Pro 3400 MT + U6578A, M91 USFF + ThinkVision L1900p
121 specifications	A HP Pro 3400 MT + U6578A View product	B Lenovo M91 USFF + ThinkVision L1900p View product
Processor9 differ
Processor manufacturer	Intel	Intel
Processor familyDiffers	Intel® Core™ i5	Intel® Core™ i3
Processor generationDiffers	2nd gen Intel® Core™ i5	2nd gen Intel® Core™ i3
Processor modelDiffers	i5-2400S	i3-2120
Processor coresDiffers	4	2
Processor threads	4	4
Processor frequencyDiffers	2.5 GHz	3.3 GHz
Processor cacheDiffers	6 MB	3 MB
Processor cache type	Smart Cache	Smart Cache
Bus type	DMI	DMI
FSB Parity	No	No
System bus rate	5 GT/s	5 GT/s
Processor lithography	32 nm	32 nm
Processor operating modes	64-bit	64-bit
Processor seriesDiffers	Intel Core i5-2400 Desktop Series	Intel Core i3-2100 Desktop Series
Processor codename	Sandy Bridge	Sandy Bridge
Thermal Design Power (TDP)	65 W	65 W
Tcase	69.1 °C	69.1 °C
Maximum number of PCI Express lanes	16	16
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)Differs	31	33
Maximum internal memory supported by processor	32 GB	32 GB
Memory types supported by processorDiffers	DDR3-SDRAM	DDR3 1066/1333
Memory bandwidth supported by processor (max)	21 GB/s	21 GB/s
ECC supported by processor	No	No
Processor boost frequencyKnown for one	3.3 GHz	Unknown — not stated by the source
SteppingKnown for one	D2	Unknown — not stated by the source
Memory clock speeds supported by processorKnown for one	1066,1333 MHz	Unknown — not stated by the source
Memory1 differ
Internal memory	4 GB	4 GB
Maximum internal memory	8 GB	8 GB
Internal memory type	DDR3-SDRAM	DDR3-SDRAM
Memory layout (slots x size)Known for one	Unknown — not stated by the source	1 x 4 GB
Memory slotsDiffers	2x DIMM	2x SO-DIMM
Memory clock speed	1333 MHz	1333 MHz
Memory channels	Dual-channel	Dual-channel
Storage2 differ
Total storage capacity	500 GB	500 GB
Optical drive typeDiffers	DVD Super Multi	DVD±RW
Number of HDDs installed	1	1
HDD capacity	500 GB	500 GB
HDD interface	SATA	SATA
HDD speed	7200 RPM	7200 RPM
Card reader integratedDiffers	Yes	No
Graphicsidentical
On-board graphics card	Yes	Yes
Discrete graphics card model	Not available	Not available
On-board graphics card family	Intel® HD Graphics	Intel® HD Graphics
On-board graphics card model	Intel® HD Graphics 2000	Intel® HD Graphics 2000
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
On-board graphics card ID	0x102	0x102
Graphics card family	Intel	Intel
Performance1 differ
Product type	PC	PC
Motherboard chipsetDiffers	Intel® H61	Intel® Q67 Express
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
Ports & interfaces2 differ
USB 2.0 ports quantityDiffers	6	8
DisplayPorts quantityKnown for one	Unknown — not stated by the source	1
Ethernet LAN (RJ-45) ports	1	1
Headphone outputs	1	1
Microphone in	Yes	Yes
VGA (D-Sub) ports quantity	1	1
DVI portDiffers	Yes	No
Power1 differ
Power supplyDiffers	300 W	150 W
Designidentical
Product colour	Black	Black
Chassis typeKnown for one	Micro Tower	Unknown — not stated by the source
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	48.3 cm (19")
Display resolutionKnown for one	Unknown — not stated by the source	1280 x 1024 pixels
Contrast ratio (typical)Known for one	Unknown — not stated by the source	800:1
Display brightnessKnown for one	Unknown — not stated by the source	250 cd/m²
Viewing angle, horizontalKnown for one	Unknown — not stated by the source	160°
Viewing angle, verticalKnown for one	Unknown — not stated by the source	160°
Processor special features7 differ
CPU configuration (max)	1	1
Embedded options availableDiffers	No	Yes
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	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 Identity Protection Technology version	1.00	1.00
Intel Rapid Storage Technology	No	No
Intel Trusted Execution TechnologyDiffers	Yes	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)Differs	Yes	No
Intel® AES New Instructions (Intel® AES-NI)Differs	Yes	No
Intel® Clear Video HD Technology (Intel® CVT HD)	Yes	Yes
Intel® Clear Video Technology for Mobile Internet Devices (Intel CVT for MID)	No	No
Intel® InTru™ 3D Technology	Yes	Yes
Intel® Insider™	Yes	Yes
Intel® Wireless Display (Intel® WiDi)	No	No
Processor ARK IDDiffers	52208	53426
Processor package size	37.5 x 37.5 mm	37.5 x 37.5 mm
Supported instruction sets	AVX	AVX
Thermal Monitoring Technologies	Yes	Yes
Intel® Turbo Boost TechnologyDiffers	2.0	No
Intel® Hyper Threading Technology (Intel® HT Technology)Differs	No	Yes
Intel® Quick Sync Video Technology	Yes	Yes
Intel® My WiFi Technology (Intel® MWT)	No	No
Intel® Identity Protection Technology (Intel® IPT)	Yes	Yes
Intel® Anti-Theft Technology (Intel® AT)	No	No
Conflict-Free processor	No	No
Audio1 differ
Audio systemDiffers	Realtek ALC656	High Definition Audio
Weight & dimensions4 differ
WidthDiffers	165 mm	79 mm
DepthDiffers	389 mm	275 mm
HeightDiffers	368 mm	238 mm
WeightDiffers	6.9 kg	4.2 kg
Other featuresidentical
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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