Product comparison · 2 pcs/workstations

Acer Aspire X3950 Intel® Core™ i3 i3-550 vs Lenovo ThinkCentre STXB6FR PC Intel® Core™ i3 i3-550

106specifications compared
12differ
94identical
28known for one product only

Key differences

The Acer Aspire X3950 Intel® Core™ i3 i3-550 has 2 GB more internal memory than the Lenovo ThinkCentre STXB6FR PC Intel® Core™ i3 i3-550 (4 GB vs 2 GB). The Acer Aspire X3950 Intel® Core™ i3 i3-550 has 320 GB more total storage capacity than the Lenovo ThinkCentre STXB6FR PC Intel® Core™ i3 i3-550 (640 GB vs 320 GB). The Acer Aspire X3950 Intel® Core™ i3 i3-550 has 3 more USB 2.0 ports quantity than the Lenovo ThinkCentre STXB6FR PC Intel® Core™ i3 i3-550 (11 vs 8). Optical drive type: DVD Super Multi DL on the Acer Aspire X3950 Intel® Core™ i3 i3-550, DVD-RW on the Lenovo ThinkCentre STXB6FR PC Intel® Core™ i3 i3-550. Operating system installed: Windows 7 Home Premium on the Acer Aspire X3950 Intel® Core™ i3 i3-550, Windows 7 Professional on the Lenovo ThinkCentre STXB6FR PC Intel® Core™ i3 i3-550.

Internal memory
- Aspire X3950 Intel® Core™ i3 i3-550:4 GB
- ThinkCentre STXB6FR PC Intel® Core™ i3 i3-550:2 GB
Total storage capacity
- Aspire X3950 Intel® Core™ i3 i3-550:640 GB
- ThinkCentre STXB6FR PC Intel® Core™ i3 i3-550:320 GB
Optical drive type
- Aspire X3950 Intel® Core™ i3 i3-550:DVD Super Multi DL
- ThinkCentre STXB6FR PC Intel® Core™ i3 i3-550:DVD-RW
USB 2.0 ports quantity
- Aspire X3950 Intel® Core™ i3 i3-550:11
- ThinkCentre STXB6FR PC Intel® Core™ i3 i3-550:8
DisplayPorts quantity
- Aspire X3950 Intel® Core™ i3 i3-550:0
- ThinkCentre STXB6FR PC Intel® Core™ i3 i3-550:1
HDMI ports quantity
- Aspire X3950 Intel® Core™ i3 i3-550:1
- ThinkCentre STXB6FR PC Intel® Core™ i3 i3-550:0
Headphone outputs
- Aspire X3950 Intel® Core™ i3 i3-550:3
- ThinkCentre STXB6FR PC Intel® Core™ i3 i3-550:1
Power supply
- Aspire X3950 Intel® Core™ i3 i3-550:220 W
- ThinkCentre STXB6FR PC Intel® Core™ i3 i3-550:240 W

Side by side

Differences highlightedShow differences only

Comparison of X3950, STXB6FR
134 specifications	A Acer Aspire X3950 Intel® Core™ i3 i3-550 Model X3950 View product	B Lenovo ThinkCentre STXB6FR PC Intel® Core™ i3 i3-550 Model STXB6FR View product
Processoridentical
Processor manufacturer	Intel	Intel
Processor family	Intel® Core™ i3	Intel® Core™ i3
Processor generation	Intel® Core™ i3	Intel® Core™ i3
Processor model	i3-550	i3-550
Processor cores	2	2
Processor threads	4	4
Processor frequency	3.2 GHz	3.2 GHz
Processor cache	4 MB	4 MB
Processor cache type	Smart Cache	Smart Cache
Bus type	DMI	DMI
FSB Parity	No	No
System bus rate	2.5 GT/s	2.5 GT/s
Processor lithography	32 nm	32 nm
Processor operating modes	64-bit	64-bit
Processor series	Intel Core i3-500 Desktop Series	Intel Core i3-500 Desktop Series
Processor codename	Clarkdale	Clarkdale
Thermal Design Power (TDP)	73 W	73 W
Tcase	72.6 °C	72.6 °C
Maximum number of PCI Express lanes	16	16
PCI Express configurations	1x16, 2x8	1x16, 2x8
PCI Express slots version	2.0	2.0
Number of processors installedKnown for one	1	Unknown — not stated by the source
Processor socket	LGA 1156 (Socket H)	LGA 1156 (Socket H)
Number of Processing Die Transistors	382 M	382 M
Processing Die size	81 mm²	81 mm²
CPU multiplier (bus/core ratio)	24	24
Stepping	K0	K0
Maximum internal memory supported by processor	16 GB	16 GB
Memory types supported by processor	DDR3-SDRAM	DDR3-SDRAM
Memory clock speeds supported by processor	1066,1333 MHz	1066,1333 MHz
Memory bandwidth supported by processor (max)	21 GB/s	21 GB/s
ECC supported by processor	No	No
Memory1 differ
Internal memoryDiffers	4 GB	2 GB
Maximum internal memory	8 GB	8 GB
Internal memory type	DDR3-SDRAM	DDR3-SDRAM
Memory slotsKnown for one	4x DIMM	Unknown — not stated by the source
Memory clock speed	1333 MHz	1333 MHz
Memory channels	Dual-channel	Dual-channel
Memory layout (slots x size)Known for one	Unknown — not stated by the source	1 x 2 GB
Storage2 differ
Total storage capacityDiffers	640 GB	320 GB
Optical drive typeDiffers	DVD Super Multi DL	DVD-RW
HDD speedKnown for one	7200 RPM	Unknown — not stated by the source
Card reader integrated	Yes	Yes
Compatible memory cardsKnown for one	CF, Memory Stick (MS), MMC, MS PRO, SD	Unknown — not stated by the source
Number of HDDs installedKnown for one	Unknown — not stated by the source	1
Graphicsidentical
On-board graphics card	Yes	Yes
Discrete graphics card modelKnown for one	NVIDIA® GeForce® 315	Unknown — not stated by the source
Discrete graphics card memoryKnown for one	0.512 GB	Unknown — not stated by the source
On-board graphics card family	Intel® HD Graphics	Intel® HD Graphics
On-board graphics card model	Intel® HD Graphics	Intel® HD Graphics
Number of displays supported (on-board graphics)	2	2
On-board graphics card base frequency	733 MHz	733 MHz
Graphics card familyKnown for one	NVIDIA	Unknown — not stated by the source
Performanceidentical
Product type	PC	PC
Motherboard chipsetKnown for one	Intel® H57 Express	Unknown — not stated by the source
Networkidentical
Modem typeKnown for one	ITU V.92	Unknown — not stated by the source
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-FiKnown for one	No	Unknown — not stated by the source
Modem speedKnown for one	56 Kbit/s	Unknown — not stated by the source
Wake-on-Ring readyKnown for one	Yes	Unknown — not stated by the source
Networking features	Gigabit Ethernet	Gigabit Ethernet
Ports & interfaces4 differ
USB 2.0 ports quantityDiffers	11	8
DisplayPorts quantityDiffers	0	1
HDMI ports quantityDiffers	1	0
Ethernet LAN (RJ-45) ports	1	1
Headphone outputsDiffers	3	1
Microphone in	Yes	Yes
VGA (D-Sub) ports quantity	1	1
DVI port	No	No
Mini DisplayPorts quantityKnown for one	0	Unknown — not stated by the source
PS/2 ports quantity	2	2
Firewire (IEEE 1394) ports	0	0
eSATA ports quantityKnown for one	0	Unknown — not stated by the source
Parallel ports quantity	0	0
Modem (RJ-11) portsKnown for one	1	Unknown — not stated by the source
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantityKnown for one	Unknown — not stated by the source	0
Serial ports quantityKnown for one	Unknown — not stated by the source	1
Expansion slotsidentical
PCI Express x1 slotsKnown for one	1	Unknown — not stated by the source
PCI Express x16 slots	1	1
Number of 3.5" baysKnown for one	Unknown — not stated by the source	2
PCI slotsKnown for one	Unknown — not stated by the source	1
Power1 differ
Power supplyDiffers	220 W	240 W
Designidentical
Product colour	Black	Black
Chassis typeKnown for one	Unknown — not stated by the source	SFF
Number of 5.25" baysKnown for one	Unknown — not stated by the source	1
Software1 differ
Operating system installedDiffers	Windows 7 Home Premium	Windows 7 Professional
Operating system architecture	64-bit	64-bit
Displayidentical
Display included	No	No
Processor special featuresidentical
CPU configuration (max)	1	1
Embedded options available	No	No
Enhanced Intel SpeedStep Technology	Yes	Yes
Execute Disable Bit	Yes	Yes
Graphics & IMC lithography	45 nm	45 nm
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	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)	Yes	Yes
Intel Virtualization Technology (VT-x)	Yes	Yes
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)	Yes	Yes
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
Physical Address Extension (PAE)	Yes	Yes
Processor ARK ID	48505	48505
Processor code	SLBUD	SLBUD
Processor package size	37.5 x 37.5 mm	37.5 x 37.5 mm
Supported instruction sets	SSE4.2	SSE4.2
Thermal Monitoring Technologies	No	No
Intel® Turbo Boost Technology	No	No
Intel® Hyper Threading Technology (Intel® HT Technology)	Yes	Yes
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 systemKnown for one	HD	Unknown — not stated by the source
Weight & dimensions3 differ
WidthDiffers	100 mm	317 mm
DepthDiffers	371 mm	99 mm
HeightDiffers	265 mm	355 mm
WeightKnown for one	Unknown — not stated by the source	7.5 kg
Packaging contentidentical
Remote control includedKnown for one	Unknown — not stated by the source	No
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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