Product comparison · 2 pcs/workstations

HP dc7900 SFF + LE1851w vs Lenovo ThinkCentre A58+T72HMDK

45specifications compared
15differ
30identical
65known for one product only

Key differences

The HP dc7900 SFF + LE1851w has 0.1 GHz more processor frequency than the Lenovo ThinkCentre A58+T72HMDK (2.6 GHz vs 2.5 GHz). The HP dc7900 SFF + LE1851w has 12 GB more maximum internal memory than the Lenovo ThinkCentre A58+T72HMDK (16 GB vs 4 GB). The Lenovo ThinkCentre A58+T72HMDK has 70 GB more total storage capacity than the HP dc7900 SFF + LE1851w (320 GB vs 250 GB). Only the HP dc7900 SFF + LE1851w has card reader integrated. Processor family: Intel® Pentium® on the HP dc7900 SFF + LE1851w, Intel® Pentium® Dual-Core on the Lenovo ThinkCentre A58+T72HMDK.

Processor family
- dc7900 SFF + LE1851w:Intel® Pentium®
- ThinkCentre A58+T72HMDK:Intel® Pentium® Dual-Core
Processor frequency
- dc7900 SFF + LE1851w:2.6 GHz
- ThinkCentre A58+T72HMDK:2.5 GHz
Maximum internal memory
- dc7900 SFF + LE1851w:16 GB
- ThinkCentre A58+T72HMDK:4 GB
Memory layout (slots x size)
- dc7900 SFF + LE1851w:2 x 1 GB
- ThinkCentre A58+T72HMDK:1 x 2 GB
Total storage capacity
- dc7900 SFF + LE1851w:250 GB
- ThinkCentre A58+T72HMDK:320 GB
Card reader integrated
- dc7900 SFF + LE1851w:Yes
- ThinkCentre A58+T72HMDK:No
USB 2.0 ports quantity
- dc7900 SFF + LE1851w:8
- ThinkCentre A58+T72HMDK:6
Parallel ports quantity
- dc7900 SFF + LE1851w:0
- ThinkCentre A58+T72HMDK:1

Side by side

Differences highlightedShow differences only

Comparison of dc7900 SFF + LE1851w, ThinkCentre A58+T72HMDK
110 specifications	A HP dc7900 SFF + LE1851w View product	B Lenovo ThinkCentre A58+T72HMDK View product
Processor2 differ
Processor manufacturer	Intel	Intel
Processor familyDiffers	Intel® Pentium®	Intel® Pentium® Dual-Core
Processor modelKnown for one	E5300	Unknown — not stated by the source
Processor coresKnown for one	2	Unknown — not stated by the source
Processor threadsKnown for one	2	Unknown — not stated by the source
Processor frequencyDiffers	2.6 GHz	2.5 GHz
Processor cache	2 MB	2 MB
Processor cache type	L2	L2
Processor front side bus	800 MHz	800 MHz
Bus typeKnown for one	FSB	Unknown — not stated by the source
FSB ParityKnown for one	No	Unknown — not stated by the source
Processor lithographyKnown for one	45 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 Pentium E5000 Series for Desktop	Unknown — not stated by the source
Processor codenameKnown for one	Wolfdale	Unknown — not stated by the source
Thermal Design Power (TDP)Known for one	65 W	Unknown — not stated by the source
TcaseKnown for one	74.1 °C	Unknown — not stated by the source
Processor socketKnown for one	LGA 775 (Socket T)	Unknown — not stated by the source
Number of Processing Die TransistorsKnown for one	228 M	Unknown — not stated by the source
Processing Die sizeKnown for one	82 mm²	Unknown — not stated by the source
CPU multiplier (bus/core ratio)Known for one	13	Unknown — not stated by the source
SteppingKnown for one	R0	Unknown — not stated by the source
ECC supported by processorKnown for one	No	Unknown — not stated by the source
Memory2 differ
Internal memory	2 GB	2 GB
Maximum internal memoryDiffers	16 GB	4 GB
Internal memory type	DDR2-SDRAM	DDR2-SDRAM
Memory layout (slots x size)Differs	2 x 1 GB	1 x 2 GB
Memory clock speed	800 MHz	800 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 quantityDiffers	8	6
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 quantity	1	1
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 type	SFF	SFF
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 featuresidentical
CPU configuration (max)Known for one	1	Unknown — not stated by the source
Embedded options availableKnown for one	Yes	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 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	No	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 Rapid Storage TechnologyKnown for one	No	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	No	Unknown — not stated by the source
Intel Virtualization Technology (VT-x)Known for one	2	Unknown — not stated by the source
Intel Virtualization Technology for Directed I/O (VT-d)Known for one	No	Unknown — not stated by the source
Intel® AES New Instructions (Intel® AES-NI)Known for one	No	Unknown — not stated by the source
Intel® Clear Video HD Technology (Intel® CVT HD)Known for one	No	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® InTru™ 3D TechnologyKnown for one	No	Unknown — not stated by the source
Intel® Insider™Known for one	No	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	35300	Unknown — not stated by the source
Processor codeKnown for one	SLB9U	Unknown — not stated by the source
Thermal Monitoring TechnologiesKnown for one	Yes	Unknown — not stated by the source
Intel® Turbo Boost TechnologyKnown for one	No	Unknown — not stated by the source
Intel® Hyper Threading Technology (Intel® HT Technology)Known for one	No	Unknown — not stated by the source
Intel® Quick Sync Video TechnologyKnown 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® Anti-Theft Technology (Intel® AT)Known for one	No	Unknown — not stated by the source
Conflict-Free processorKnown for one	No	Unknown — not stated by the source
Audio1 differ
Audio systemDiffers	High Definition Audio	Realtek ALC662
Weight & dimensions4 differ
WidthDiffers	337 mm	317 mm
DepthDiffers	378 mm	355 mm
HeightDiffers	100 mm	99 mm
WeightDiffers	8.5 kg	7.5 kg
Packaging contentidentical
Remote control included	No	No
Other featuresidentical
TV tuner integrated	No	No
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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