Category Description HP
ProBook
4320s
HP
ProBook
4320s /
4321s
HP
ProBook
4420s
HP
ProBook
4421s
UMA Discrete UMA Discrete
●
i3-390M, 2.66-GHz, 3-MB L3 cache, 4
threads (35 W)
√√√√
●
i3-380M, 2.53-GHz, 3-MB L3 cache, 4
threads (35 W)
√√√√
●
i3-370M, 2.40-GHz, 3-MB L3 cache, 4
threads (35 W)
√√√√
●
i3-350M, 2.26-GHz, 3-MB L3 cache, 4
threads (35 W)
√√√√
●
i3-330M, 2.13-GHz, 3-MB L3 cache, 4
threads (35 W)
√√√√
Intel® Pentium®
● P6300, 2.26-GHz, 3-MB L3 cache √√√√
● P6200, 2.13-GHz, 3-MB L3 cache √√√√
●
P6100, 2.00-GHz, 3-MB L3 cache √√√√
Intel® Celeron®
● P4600, 2.00-GHz, 2-MB L3 cache √√√√
●
P4500, 1.86-GHz, 2-MB L3 cache √√√√
Chipsets Intel® HM57 Express √√√√
Graphics Intel® HD Graphics
Universal Memory Architecture (UMA) graphics
subsystem integrated with shared video memory
(dynamically allocated)
√ √
ATI Mobility Radeon™ HD 530v
AMD discrete graphics; 512-MB DDR3, 800 MHz
√ √
ATI Mobility Radeon HD 5470
AMD discrete graphics; 512-MB DDR3, 800 MHz
√ √
ATI Mobility Radeon HD 6370
AMD discrete graphics; 1-GB DDR3, 800 MHz
√ √
Panels All display panel assemblies support privacy filter √√√√
LED backlight √√√√
●
33.8-cm (13.3-in) HD (1366×768 resolution) √√
●
33.8-cm (13.3-in) HD BrightView √√
● 33.8-cm (13.3-in) HD with webcam √√
● 33.8-cm (13.3-in) HD with webcam for use
with WWAN
√
2 Chapter 1 Product description