Category | Description | 4540s | 4540s | 4440s | 4440s/ | |
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| (UMA) | (Disc) | (UMA) | 4441s |
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| Brazil |
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| ● 8192 (4096 × 2; dual channel) |
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| ● 4096 (2048 × 2; dual channel) |
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| ● 4096 (4096 × 1) |
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| ● 2048 (2048 × 1) |
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Hard drives | Supports | √ | √ | √ | √ | |
| with HP 3D DriveGuard |
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| Supports | √ | √ |
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| DriveGuard |
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| Supports the following drives: |
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| Supports the following drives: | √ | √ |
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Fixed optical drives Supports the following | √ | √ | √ | √ | ||
| drives: |
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| ● |
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| ● |
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| Supports no optical drive option | √ | √ | √ | √ | |
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Audio/Visual | Integrated | √ | √ | √ | √ | |
| only) |
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| Integrated mono | √ |
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| Stereo speakers (2) | √ | √ | √ | √ | |
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| Integrated webcam (720p HD) | √ | √ | √ | √ | |
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| Supports no camera option | √ |
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| Headphone and microphone jacks | √ | √ | √ | √ | |
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| IDT 92HD87 | √ | √ | √ | √ | |
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