Product comparison · 2 pcs/workstations

Acer Aspire X3900 vs HP Pavilion p6121de

41specifications compared
24differ
17identical
79known for one product only

Key differences

Processor manufacturer
- Aspire X3900:Intel
- Pavilion p6121de:AMD
Processor family
- Aspire X3900:Intel® Core™ i3
- Pavilion p6121de:AMD Phenom
Processor model
- Aspire X3900:i3-530
- Pavilion p6121de:8750B
Processor cores
- Aspire X3900:2
- Pavilion p6121de:3
Processor frequency
- Aspire X3900:2.93 GHz
- Pavilion p6121de:2.4 GHz
Maximum internal memory
- Aspire X3900:8 GB
- Pavilion p6121de:4 GB
Internal memory type
- Aspire X3900:DDR3-SDRAM
- Pavilion p6121de:DDR2-SDRAM
Optical drive type
- Aspire X3900:DVD±RW
- Pavilion p6121de:DVD Super Multi DL

Side by side

Differences highlightedShow differences only

Comparison of Aspire X3900, Pavilion p6121de
120 specifications	A Acer Aspire X3900 View product	B HP Pavilion p6121de View product
Processor5 differ
Processor manufacturerDiffers	Intel	AMD
Processor familyDiffers	Intel® Core™ i3	AMD Phenom
Processor generationKnown for one	Intel® Core™ i3	Unknown — not stated by the source
Processor modelDiffers	i3-530	8750B
Processor coresDiffers	2	3
Processor threadsKnown for one	4	Unknown — not stated by the source
Processor frequencyDiffers	2.93 GHz	2.4 GHz
Processor cacheKnown for one	4 MB	Unknown — not stated by the source
Processor cache typeKnown for one	Smart Cache	Unknown — not stated by the source
Bus typeKnown for one	DMI	Unknown — not stated by the source
FSB ParityKnown for one	No	Unknown — not stated by the source
System bus rateKnown for one	2.5 GT/s	Unknown — not stated by the source
Processor lithographyKnown for one	32 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 Core i3-500 Desktop Series	Unknown — not stated by the source
Processor codenameKnown for one	Clarkdale	Unknown — not stated by the source
Thermal Design Power (TDP)Known for one	73 W	Unknown — not stated by the source
TcaseKnown for one	72.6 °C	Unknown — not stated by the source
Maximum number of PCI Express lanesKnown for one	16	Unknown — not stated by the source
PCI Express configurationsKnown for one	1x16, 2x8	Unknown — not stated by the source
PCI Express slots versionKnown for one	2.0	Unknown — not stated by the source
Processor socketKnown for one	LGA 1156 (Socket H)	Unknown — not stated by the source
Number of Processing Die TransistorsKnown for one	382 M	Unknown — not stated by the source
Processing Die sizeKnown for one	81 mm²	Unknown — not stated by the source
CPU multiplier (bus/core ratio)Known for one	22	Unknown — not stated by the source
SteppingKnown for one	C2	Unknown — not stated by the source
Maximum internal memory supported by processorKnown for one	16 GB	Unknown — not stated by the source
Memory types supported by processorKnown for one	DDR3 1066/1333	Unknown — not stated by the source
Memory bandwidth supported by processor (max)Known for one	21 GB/s	Unknown — not stated by the source
ECC supported by processorKnown for one	No	Unknown — not stated by the source
Memory2 differ
Internal memory	4 GB	4 GB
Maximum internal memoryDiffers	8 GB	4 GB
Internal memory typeDiffers	DDR3-SDRAM	DDR2-SDRAM
Memory clock speedKnown for one	1333 MHz	Unknown — not stated by the source
Memory channelsKnown for one	Dual-channel	Unknown — not stated by the source
Memory layout (slots x size)Known for one	Unknown — not stated by the source	2 x 2 GB
Storage2 differ
Total storage capacity	1 TB	1 TB
Optical drive typeDiffers	DVD±RW	DVD Super Multi DL
HDD interface	SATA	SATA
Card reader integrated	Yes	Yes
Compatible memory cardsDiffers	MMC, MS PRO, SD, xD	MMC, MS Duo, MS Pro, MS Pro Duo, SD, xD
Floppy drive installed	No	No
HDD speedKnown for one	Unknown — not stated by the source	5400 RPM
Graphics3 differ
On-board graphics cardDiffers	Yes	No
Discrete graphics card modelDiffers	Intel® GMA	NVIDIA® GeForce® G210
On-board graphics card familyKnown for one	Intel® HD Graphics	Unknown — not stated by the source
On-board graphics card modelKnown for one	Intel® HD Graphics	Unknown — not stated by the source
Number of displays supported (on-board graphics)Known for one	2	Unknown — not stated by the source
On-board graphics card base frequencyKnown for one	733 MHz	Unknown — not stated by the source
Graphics card familyDiffers	Intel	NVIDIA
Maximum graphics card memoryKnown for one	Unknown — not stated by the source	0.5 GB
Performance1 differ
Product type	PC	PC
Motherboard chipsetDiffers	Intel® H57 Express	NVIDIA MCP61P
Network1 differ
Ethernet LAN	Yes	Yes
Wi-Fi	No	No
Networking featuresDiffers	Gigabit Ethernet	Ethernet, Fast Ethernet
Ports & interfaces2 differ
USB 2.0 ports quantityDiffers	9	6
HDMI ports quantity	1	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	No	Yes
PS/2 ports quantity	2	2
Firewire (IEEE 1394) portsKnown for one	1	Unknown — not stated by the source
eSATA ports quantityKnown for one	1	Unknown — not stated by the source
S/PDIF out portKnown for one	Yes	Unknown — not stated by the source
Serial ports quantityKnown for one	0	Unknown — not stated by the source
Parallel ports quantityKnown for one	0	Unknown — not stated by the source
Power1 differ
Power supplyDiffers	220 W	300 W
Design1 differ
Chassis typeDiffers	SFF	Micro Tower
Product colour	Black	Black
Country of originKnown for one	Unknown — not stated by the source	China
Software1 differ
Operating system installedDiffers	Windows 7 Home Premium	Windows Vista Home Premium
Bundled softwareKnown for one	Acer eRecovery Management, Acer Arcade Deluxe, Adobe Reader, eSobi, MyWinLocker, Nero 9 Essentials, Oberon GameZone	Unknown — not stated by the source
Display1 differ
Display includedDiffers	Yes	No
Display diagonalKnown for one	50.8 cm (20")	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	No	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
Graphics & IMC lithographyKnown for one	45 nm	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	Yes	Unknown — not stated by the source
Intel Enhanced Halt StateKnown for one	Yes	Unknown — not stated by the source
Intel FDI TechnologyKnown for one	Yes	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	Yes	Unknown — not stated by the source
Intel Virtualization Technology (VT-x)Known for one	Yes	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	Yes	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
Physical Address Extension (PAE)Known for one	36 bit	Unknown — not stated by the source
Processor ARK IDKnown for one	46472	Unknown — not stated by the source
Processor package sizeKnown for one	37.5 x 37.5 mm	Unknown — not stated by the source
Supported instruction setsKnown for one	SSE4.2	Unknown — not stated by the source
Thermal Monitoring TechnologiesKnown for one	No	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	Yes	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 5.1	High Definition Audio
Weight & dimensions3 differ
WidthDiffers	100 mm	175 mm
DepthDiffers	352 mm	414 mm
HeightDiffers	265 mm	387 mm
WeightKnown for one	Unknown — not stated by the source	9.6 kg
Packaging contentidentical
Remote control included	No	No
Other featuresidentical
TV tuner integrated	No	No

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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