Product comparison · 2 pcs/workstations

HP dc7900 SFF + LA1905wg vs HP xw4600 + NVIDIA Quadro FX 580

82specifications compared
20differ
62identical
39known for one product only

Key differences

The HP xw4600 + NVIDIA Quadro FX 580 has 0.16 GHz more processor frequency than the HP dc7900 SFF + LA1905wg (3.16 GHz vs 3 GHz). The HP xw4600 + NVIDIA Quadro FX 580 has 0.5 more CPU multiplier (bus/core ratio) than the HP dc7900 SFF + LA1905wg (9.5 vs 9). The HP dc7900 SFF + LA1905wg has 8 GB more maximum internal memory than the HP xw4600 + NVIDIA Quadro FX 580 (16 GB vs 8 GB). Only the HP dc7900 SFF + LA1905wg has display included. Only the HP dc7900 SFF + LA1905wg has embedded options available.

Processor model
- dc7900 SFF + LA1905wg:E8400
- xw4600 + NVIDIA Quadro FX 580:E8500
Processor frequency
- dc7900 SFF + LA1905wg:3 GHz
- xw4600 + NVIDIA Quadro FX 580:3.16 GHz
CPU multiplier (bus/core ratio)
- dc7900 SFF + LA1905wg:9
- xw4600 + NVIDIA Quadro FX 580:9.5
Stepping
- dc7900 SFF + LA1905wg:E0
- xw4600 + NVIDIA Quadro FX 580:C0
Maximum internal memory
- dc7900 SFF + LA1905wg:16 GB
- xw4600 + NVIDIA Quadro FX 580:8 GB
Product type
- dc7900 SFF + LA1905wg:PC
- xw4600 + NVIDIA Quadro FX 580:Workstation
USB 2.0 ports quantity
- dc7900 SFF + LA1905wg:8
- xw4600 + NVIDIA Quadro FX 580:9
VGA (D-Sub) ports quantity
- dc7900 SFF + LA1905wg:1
- xw4600 + NVIDIA Quadro FX 580:0

Side by side

Differences highlightedShow differences only

Comparison of dc7900 SFF + LA1905wg, xw4600 + NVIDIA Quadro FX 580
121 specifications	A HP dc7900 SFF + LA1905wg View product	B HP xw4600 + NVIDIA Quadro FX 580 View product
Processor4 differ
Processor manufacturer	Intel	Intel
Processor family	Intel® Core™2 Duo	Intel® Core™2 Duo
Processor modelDiffers	E8400	E8500
Processor cores	2	2
Processor threads	2	2
Processor frequencyDiffers	3 GHz	3.16 GHz
Processor cache	6 MB	6 MB
Processor cache type	L2	L2
Processor front side bus	1333 MHz	1333 MHz
Bus type	FSB	FSB
FSB Parity	No	No
Processor lithography	45 nm	45 nm
Processor operating modes	64-bit	64-bit
Processor series	Intel Core 2 Duo E8000 Series	Intel Core 2 Duo E8000 Series
Processor codename	Wolfdale	Wolfdale
Thermal Design Power (TDP)	65 W	65 W
Tcase	72.4 °C	72.4 °C
Processor socket	LGA 775 (Socket T)	LGA 775 (Socket T)
Number of Processing Die Transistors	410 M	410 M
Processing Die size	107 mm²	107 mm²
CPU multiplier (bus/core ratio)Differs	9	9.5
SteppingDiffers	E0	C0
ECC supported by processor	No	No
Processor system typeKnown for one	Unknown — not stated by the source	DP
Number of processors installedKnown for one	Unknown — not stated by the source	1
Processor core voltage (AC)Known for one	Unknown — not stated by the source	0.850/1.3625 V
Memory1 differ
Internal memory	2 GB	2 GB
Maximum internal memoryDiffers	16 GB	8 GB
Internal memory type	DDR2-SDRAM	DDR2-SDRAM
Memory layout (slots x size)	2 x 1 GB	2 x 1 GB
Memory clock speedKnown for one	Unknown — not stated by the source	800 MHz
ECCKnown for one	Unknown — not stated by the source	Yes
Storageidentical
Total storage capacityKnown for one	160 GB	Unknown — not stated by the source
Optical drive typeKnown for one	DVD±RW	Unknown — not stated by the source
Storage mediaKnown for one	HDD	Unknown — not stated by the source
Total HDDs capacityKnown for one	160 GB	Unknown — not stated by the source
HDD interface	SATA	SATA
HDD speed	7200 RPM	7200 RPM
Card reader integrated	No	No
Floppy drive installedKnown for one	No	Unknown — not stated by the source
HDD capacityKnown for one	Unknown — not stated by the source	500 GB
Graphicsidentical
On-board graphics cardKnown for one	Yes	Unknown — not stated by the source
Discrete graphics card modelKnown for one	Intel® GMA 4500M	Unknown — not stated by the source
On-board graphics card modelKnown for one	Not available	Unknown — not stated by the source
Performance1 differ
Product typeDiffers	PC	Workstation
Motherboard chipsetKnown for one	Unknown — not stated by the source	Intel® X38 Express
Optical driveidentical
LightScribeKnown for one	Yes	Unknown — not stated by the source
Networkidentical
Ethernet LANKnown for one	Yes	Unknown — not stated by the source
Wi-FiKnown for one	No	Unknown — not stated by the source
Networking featuresKnown for one	Gigabit Ethernet	Unknown — not stated by the source
Ports & interfaces3 differ
USB 2.0 ports quantityDiffers	8	9
HDMI ports quantityKnown for one	0	Unknown — not stated by the source
Ethernet LAN (RJ-45) ports	1	1
Headphone outputs	1	1
Microphone in	Yes	Yes
VGA (D-Sub) ports quantityDiffers	1	0
DVI portKnown for one	No	Unknown — not stated by the source
PS/2 ports quantity	2	2
Firewire (IEEE 1394) portsKnown for one	0	Unknown — not stated by the source
Serial ports quantity	1	1
Parallel ports quantityDiffers	0	1
Poweridentical
Power consumption (typical)Known for one	240 W	Unknown — not stated by the source
Power supplyKnown for one	Unknown — not stated by the source	475 W
Design1 differ
Chassis typeDiffers	SFF	Minitower
Country of origin	China	China
Software1 differ
Operating system installedDiffers	Windows Vista Business	Windows 7 Professional
Display1 differ
Display includedDiffers	Yes	No
Display diagonalKnown for one	48.3 cm (19")	Unknown — not stated by the source
Display resolutionKnown for one	1440 x 900 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 features3 differ
Embedded options availableDiffers	Yes	No
Enhanced Intel SpeedStep Technology	Yes	Yes
Execute Disable Bit	Yes	Yes
Graphics & IMC lithographyKnown for one	45 nm	Unknown — not stated by the source
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	Yes	Yes
Intel VT-x with Extended Page Tables (EPT)	No	No
Intel Virtualization Technology (VT-x)	Yes	Yes
Intel Virtualization Technology for Directed I/O (VT-d)	Yes	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® Wireless Display (Intel® WiDi)	No	No
Processor ARK IDDiffers	33910	33911
Processor codeDiffers	SLB9J	SLAPK
Processor package size	37.5 x 37.5 mm	37.5 x 37.5 mm
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
Audioidentical
Audio system	High Definition Audio	High Definition Audio
Operational conditions1 differ
Non-operating altitudeDiffers	9144	9100
Operating temperature (T-T)Known for one	Unknown — not stated by the source	5 - 35 °C
Storage temperature (T-T)Known for one	Unknown — not stated by the source	-40 - 60 °C
Operating relative humidity (H-H)Known for one	Unknown — not stated by the source	8 - 85%
Storage relative humidity (H-H)Known for one	Unknown — not stated by the source	8 - 90%
Weight & dimensions4 differ
WidthDiffers	337 mm	168 mm
DepthDiffers	378 mm	456 mm
HeightDiffers	100 mm	450 mm
WeightDiffers	8.5 kg	19 kg
Packaging contentidentical
Remote control includedKnown for one	No	Unknown — not stated by the source
Other featuresidentical
TV tuner integratedKnown for one	No	Unknown — not stated by the source
Expansion slotsidentical
PCI Express x1 slotsKnown for one	Unknown — not stated by the source	1
PCI Express x16 slotsKnown for one	Unknown — not stated by the source	2

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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