Processor
Processor manufacturer	Intel
Processor family	Intel® Core™ i3
Processor generation	Intel® Core™ i3
Processor model	i3-550
Processor cores	2
Processor threads	4
Processor frequency	3.2 GHz
Processor socket	LGA 1156 (Socket H)
Processor cache	4 MB
Processor cache type	Smart Cache
System bus rate	2.5 GT/s
Bus type	DMI
FSB Parity
Processor lithography	32 nm
Processor operating modes	64-bit
Processor series	Intel Core i3-500 Desktop Series
Processor codename	Clarkdale
Thermal Design Power (TDP)	73 W
Tcase	72.6 °C
PCI Express slots version	2.0
Maximum number of PCI Express lanes	16
PCI Express configurations	1x16, 2x8
Number of Processing Die Transistors	382 M
Processing Die size	81 mm²
Stepping	K0
CPU multiplier (bus/core ratio)	24
Maximum internal memory supported by processor	16 GB
Memory types supported by processor	DDR3-SDRAM
Memory clock speeds supported by processor	1066, 1333 MHz
Memory bandwidth supported by processor (max)	21 GB/s
ECC supported by processor

Memory
Internal memory	2 GB
Internal memory type	DDR3-SDRAM
Memory clock speed	1333 MHz
Memory channels	Dual-channel

Storage
Total storage capacity	320 GB
Optical drive type	DVD-RW
HDD interface	SATA
HDD speed	7200 RPM
Card reader integrated

Graphics
On-board graphics card
Discrete graphics card model	Intel HD
On-board graphics card family	Intel® HD Graphics
On-board graphics card model	Intel® HD Graphics
On-board graphics card base frequency	733 MHz
Number of displays supported (on-board graphics)	2

Network
Ethernet LAN
Wi-Fi

Ports & interfaces
USB 2.0 ports quantity	8
VGA (D-Sub) ports quantity	1
DVI port
Ethernet LAN (RJ-45) ports	1
Microphone in
Headphone outputs	1
S/PDIF out port

Expansion slots
PCI Express x1 slots	3
PCI Express x16 slots	1

Design
Chassis type	Mini Tower
Number of 3.5" bays	3
Number of 5.25" bays	2
Cable lock slot
Cable lock slot type	Kensington
Product colour	Black
Country of origin	China

Performance
Motherboard chipset	Intel® H57 Express
Audio system	HD

Performance
Product type	PC

Software
Operating system installed	Windows 7 Professional

Processor special features
Intel® Wireless Display (Intel® WiDi)
Intel 64
Enhanced Intel SpeedStep Technology
Embedded options available
Intel® InTru™ 3D Technology
Intel® Insider™
Intel® Clear Video HD Technology (Intel® CVT HD)
Intel Clear Video Technology
Intel VT-x with Extended Page Tables (EPT)
Idle States
Thermal Monitoring Technologies
Intel® AES New Instructions (Intel® AES-NI)
Intel Trusted Execution Technology
Execute Disable Bit
Intel FDI Technology
Intel Flex Memory Access
Intel Fast Memory Access
Intel Enhanced Halt State
Intel Demand Based Switching
Intel® Clear Video Technology for Mobile Internet Devices (Intel CVT for MID)
Processor package size	37.5 x 37.5 mm
Supported instruction sets	SSE4.2
Processor code	SLBUD
Physical Address Extension (PAE)
Physical Address Extension (PAE)	36 bit
CPU configuration (max)	1
Graphics & IMC lithography	45 nm
Intel Virtualization Technology for Directed I/O (VT-d)
Intel Virtualization Technology (VT-x)
Intel Dual Display Capable Technology
Intel Rapid Storage Technology
Processor ARK ID	48505
Intel® Turbo Boost Technology
Intel® Hyper Threading Technology (Intel® HT Technology)
Intel® Quick Sync Video Technology
Intel® My WiFi Technology (Intel® MWT)
Intel® Anti-Theft Technology (Intel® AT)
Conflict-Free processor

Operational conditions
Operating temperature (T-T)	5 - 35 °C
Operating relative humidity (H-H)	10 - 90%
Storage relative humidity (H-H)	5 - 95%

Weight & dimensions
Width	185 mm
Depth	416 mm
Height	385 mm
Weight	7.58 kg

Packaging content
Display included

Other features
Power requirements	300W
LightScribe
TV tuner integrated
Expansion slots	1x mini-PCIe
Operating temperature (T-T)	41 - 95 °F
Networking features	Gigabit Ethernet
Keyboard type
Size (imperial)	18.5 cm (7.27")
Graphics card family	Intel
Floppy drive installed