Product comparison · 2 pcs/workstations

HP dc7900 SFF + LE1851w vs Lenovo ThinkCentre M58 + T72HMDK

93specifications compared
23differ
70identical
19known for one product only

Key differences

The Lenovo ThinkCentre M58 + T72HMDK has 0.2 GHz more processor frequency than the HP dc7900 SFF + LE1851w (2.8 GHz vs 2.6 GHz). The Lenovo ThinkCentre M58 + T72HMDK has 1 MB more processor cache than the HP dc7900 SFF + LE1851w (3 MB vs 2 MB). The Lenovo ThinkCentre M58 + T72HMDK has 266 MHz more processor front side bus than the HP dc7900 SFF + LE1851w (1066 MHz vs 800 MHz). Only the HP dc7900 SFF + LE1851w has card reader integrated. Processor family: Intel® Pentium® on the HP dc7900 SFF + LE1851w, Intel® Core™2 Duo on the Lenovo ThinkCentre M58 + T72HMDK.

Processor family
- dc7900 SFF + LE1851w:Intel® Pentium®
- ThinkCentre M58 + T72HMDK:Intel® Core™2 Duo
Processor model
- dc7900 SFF + LE1851w:E5300
- ThinkCentre M58 + T72HMDK:E7400
Processor frequency
- dc7900 SFF + LE1851w:2.6 GHz
- ThinkCentre M58 + T72HMDK:2.8 GHz
Processor cache
- dc7900 SFF + LE1851w:2 MB
- ThinkCentre M58 + T72HMDK:3 MB
Processor front side bus
- dc7900 SFF + LE1851w:800 MHz
- ThinkCentre M58 + T72HMDK:1066 MHz
CPU multiplier (bus/core ratio)
- dc7900 SFF + LE1851w:13
- ThinkCentre M58 + T72HMDK:10.5
Maximum internal memory
- dc7900 SFF + LE1851w:16 GB
- ThinkCentre M58 + T72HMDK:4 GB
Internal memory type
- dc7900 SFF + LE1851w:DDR2-SDRAM
- ThinkCentre M58 + T72HMDK:DDR3-SDRAM

Side by side

Differences highlightedShow differences only

Comparison of dc7900 SFF + LE1851w, ThinkCentre M58 + T72HMDK
112 specifications	A HP dc7900 SFF + LE1851w View product	B Lenovo ThinkCentre M58 + T72HMDK View product
Processor7 differ
Processor manufacturer	Intel	Intel
Processor familyDiffers	Intel® Pentium®	Intel® Core™2 Duo
Processor modelDiffers	E5300	E7400
Processor cores	2	2
Processor threads	2	2
Processor frequencyDiffers	2.6 GHz	2.8 GHz
Processor cacheDiffers	2 MB	3 MB
Processor cache type	L2	L2
Processor front side busDiffers	800 MHz	1066 MHz
Bus type	FSB	FSB
FSB Parity	No	No
Processor lithography	45 nm	45 nm
Processor operating modes	64-bit	64-bit
Processor seriesDiffers	Intel Pentium E5000 Series for Desktop	Intel Core 2 Duo E7000 Series
Processor codename	Wolfdale	Wolfdale
Thermal Design Power (TDP)	65 W	65 W
Tcase	74.1 °C	74.1 °C
Processor socket	LGA 775 (Socket T)	LGA 775 (Socket T)
Number of Processing Die Transistors	228 M	228 M
Processing Die size	82 mm²	82 mm²
CPU multiplier (bus/core ratio)Differs	13	10.5
Stepping	R0	R0
ECC supported by processor	No	No
Memory4 differ
Internal memory	2 GB	2 GB
Maximum internal memoryDiffers	16 GB	4 GB
Internal memory typeDiffers	DDR2-SDRAM	DDR3-SDRAM
Memory layout (slots x size)Differs	2 x 1 GB	1 x 2 GB
Memory clock speedDiffers	800 MHz	1066 MHz
Storage2 differ
Total storage capacityDiffers	250 GB	320 GB
Optical drive type	DVD±RW	DVD±RW
HDD interface	SATA	SATA
HDD speed	7200 RPM	7200 RPM
Card reader integratedDiffers	Yes	No
Floppy drive installed	No	No
Graphicsidentical
On-board graphics card	Yes	Yes
Discrete graphics card model	Intel® GMA 4500M	Intel® GMA 4500M
Performanceidentical
Product type	PC	PC
Optical driveidentical
LightScribeKnown for one	Yes	Unknown — not stated by the source
Networkidentical
Ethernet LAN	Yes	Yes
Wi-Fi	No	No
Networking features	Gigabit Ethernet	Gigabit Ethernet
Ports & interfaces2 differ
USB 2.0 ports quantity	8	8
HDMI ports quantity	0	0
Ethernet LAN (RJ-45) ports	1	1
Headphone outputs	1	1
Microphone in	Yes	Yes
VGA (D-Sub) ports quantity	1	1
DVI port	No	No
PS/2 ports quantity	2	2
Firewire (IEEE 1394) ports	0	0
Serial ports quantityDiffers	1	0
Parallel ports quantityDiffers	0	1
Poweridentical
Power supplyKnown for one	240 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
Designidentical
Chassis typeKnown for one	SFF	Unknown — not stated by the source
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
Country of originKnown for one	China	Unknown — not stated by the source
Software1 differ
Operating system installedDiffers	Windows Vista Business	Windows XP Professional
Bundled softwareKnown for one	HP ProtectTools Security Software Suite Version 4.0, HP Power Manager, HP Firefox Virtual Browser, HP Backup and Recovery Manager, HP Insight Diagnostics Software (available via HP Backup and Recovery Manager), Computer Setup Utility, McAfee AntiVirus trial version, Roxio Creator Business 10 or DVD	Unknown — not stated by the source
Display1 differ
Display included	Yes	Yes
Display diagonalDiffers	47 cm (18.5")	55.9 cm (22")
Display resolutionKnown for one	1366 x 768 pixels	Unknown — not stated by the source
Contrast ratio (typical)Known for one	1000:1	Unknown — not stated by the source
Display brightnessKnown for one	250 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	160°	Unknown — not stated by the source
Processor special features2 differ
CPU configuration (max)Known for one	1	Unknown — not stated by the source
Embedded options available	Yes	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	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)	2	2
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	35300	36500
Processor codeDiffers	SLB9U	SLB9Y
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
Processor package sizeKnown for one	Unknown — not stated by the source	37.5 x 37.5 mm
Audioidentical
Audio system	High Definition Audio	High Definition Audio
Weight & dimensions4 differ
WidthDiffers	337 mm	275 mm
DepthDiffers	378 mm	238 mm
HeightDiffers	100 mm	80 mm
WeightDiffers	8.5 kg	4.18 kg
Packaging contentidentical
Remote control included	No	No
Other featuresidentical
TV tuner integrated	No	No
Intel segment taggingKnown for one	Unknown — not stated by the source	Enterprise, Professional
Operational conditionsidentical
Operating temperature (T-T)Known for one	Unknown — not stated by the source	5 - 35 °C
Operating relative humidity (H-H)Known for one	Unknown — not stated by the source	8 - 80%

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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