Lenovo ThinkCentre A55 + D221
Model ThinkCentre A55 + D221Part no. VF873MS+T22HNEU
93 specifications
- Display55.9 cm (22")
- Resolution1680 x 1050 pixels
- ProcessorIntel® Core™2 Duo
- Memory1 GB
- Storage160 GB
- GraphicsIntel® GMA 3000
Overview
- Display
- 55.9 cm (22")
- Resolution
- 1680 x 1050 pixels
- Processor
- Intel® Core™2 Duo
- Memory
- 1 GB
- Storage
- 160 GB
- Graphics
- Intel® GMA 3000
- Brand
- Lenovo
- Category
- PCs/Workstations
- Model
- ThinkCentre A55 + D221
- Part number
- VF873MS+T22HNEU
- Also known as
- Lenovo ThinkCentre A55 + D221 Intel® Core™2 Duo E4500 1 GB DDR2-SDRAM 160 GB Intel® GMA 3000 Windows XP Professional SFF PC
Specifications
93 specifications in 14 groups
Processor
| Specification | Value |
|---|---|
| Processor manufacturer | Intel |
| Processor family | Intel® Core™2 Duo |
| Processor model | E4500 |
| Processor cores | 2 |
| Processor threads | 2 |
| Processor frequency | 2.2 GHz |
| Processor cache | 2 MB |
| Processor cache type | L2 |
| Processor front side bus | 800 MHz |
| Bus type | FSB |
| FSB Parity | No |
| Processor lithography | 65 nm |
| Processor operating modes | 64-bit |
| Processor series | Intel Core 2 Duo E4000 Series |
| Processor codename | Conroe |
| Thermal Design Power (TDP) | 65 W |
| Tcase | 73.3 °C |
| Processor socket | LGA 775 (Socket T) |
| Number of Processing Die Transistors | 167 M |
| Processing Die size | 111 mm² |
| CPU multiplier (bus/core ratio) | 11 |
| Processor core voltage (AC) | 0.85 - 1.5 V |
| Stepping | M0 |
| ECC supported by processor | No |
Memory
| Specification | Value |
|---|---|
| Internal memory | 1 GB |
| Maximum internal memory | 4 GB |
| Internal memory type | DDR2-SDRAM |
| Memory slots | 2x DIMM |
Storage
| Specification | Value |
|---|---|
| Total storage capacity | 160 GB |
| Optical drive type | DVD±RW |
| HDD interface | SATA |
| HDD speed | 7200 RPM |
Graphics
| Specification | Value |
|---|---|
| Discrete graphics card model | Intel® GMA 3000 |
Performance
| Specification | Value |
|---|---|
| Product type | PC |
Network
| Specification | Value |
|---|---|
| Networking features | Gigabit Ethernet |
Ports & interfaces
| Specification | Value |
|---|---|
| USB 2.0 ports quantity | 8 |
| Ethernet LAN (RJ-45) ports | 1 |
| Headphone outputs | 1 |
| Microphone in | Yes |
| VGA (D-Sub) ports quantity | 1 |
| DVI port | Yes |
| PS/2 ports quantity | 2 |
| Serial ports quantity | 1 |
| Parallel ports quantity | 1 |
Power
| Specification | Value |
|---|---|
| Power supply | 225 W |
Design
| Specification | Value |
|---|---|
| Chassis type | SFF |
Software
| Specification | Value |
|---|---|
| Operating system installed | Windows XP Professional |
Display
| Specification | Value |
|---|---|
| Display included | Yes |
| Display diagonal | 55.9 cm (22") |
| Display resolution | 1680 x 1050 pixels |
| Contrast ratio (typical) | 700:1 |
| Display brightness | 300 cd/m² |
| Viewing angle, horizontal | 176° |
| Viewing angle, vertical | 176° |
| Display | TFT |
Processor special features
| Specification | Value |
|---|---|
| Embedded options available | No |
| Enhanced Intel SpeedStep Technology | Yes |
| Execute Disable Bit | Yes |
| Idle States | Yes |
| Intel 64 | Yes |
| Intel Clear Video Technology | No |
| Intel Demand Based Switching | No |
| Intel Dual Display Capable Technology | No |
| Intel Enhanced Halt State | Yes |
| Intel FDI Technology | No |
| Intel Fast Memory Access | No |
| Intel Flex Memory Access | No |
| Intel Rapid Storage Technology | No |
| Intel Trusted Execution Technology | No |
| Intel VT-x with Extended Page Tables (EPT) | No |
| Intel Virtualization Technology (VT-x) | No |
| Intel Virtualization Technology for Directed I/O (VT-d) | No |
| Intel® AES New Instructions (Intel® AES-NI) | No |
| Intel® Clear Video HD Technology (Intel® CVT HD) | No |
| Intel® Clear Video Technology for Mobile Internet Devices (Intel CVT for MID) | No |
| Intel® InTru™ 3D Technology | No |
| Intel® Insider™ | No |
| Intel® Wireless Display (Intel® WiDi) | No |
| Processor ARK ID | 30781 |
| Processor code | SLA95 |
| Processor package size | 37.5 x 37.5 mm |
| Thermal Monitoring Technologies | Yes |
| Intel® Turbo Boost Technology | No |
| Intel® Hyper Threading Technology (Intel® HT Technology) | No |
| Intel® Quick Sync Video Technology | No |
| Intel® My WiFi Technology (Intel® MWT) | No |
| Intel® Anti-Theft Technology (Intel® AT) | No |
| Conflict-Free processor | No |
Audio
| Specification | Value |
|---|---|
| Audio system | ADI 1986 A |
Weight & dimensions
| Specification | Value |
|---|---|
| Width | 310 mm |
| Depth | 358 mm |
| Height | 85 mm |
| Weight | 8.5 kg |
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