Intel HD Graphics 3000 with 128 MB of dedicated system memory, supporting Microsoft DirectX 10.1 Intel HD Graphics 4000 with 128 MB of dedicated system memory, supporting Microsoft DirectX 11, OpenGL 3.1, OpenCL v1.1 HDMI (High-Definition Multimedia Interface) with HDCP (High-bandwidth Digital Content Protection) support NVIDIA GeForce GT 620M with NVIDIA Optimus technology, 1 GB of dedicated DDR3 VRAM, supporting NVIDIA CUDA, PhysX, PureVideo HD technology, OpenEXR High Dynamic-Range (HDR) technology, Shader Model 5.0, Microsoft DirectX 11, OpenGL 4.1, OpenCL 1.1 Intel Celeron processor B820/B815 (2 MB 元 cache, 1.70/1.6 GHz, DDR3 1333 MHz, 35 W), supporting Intel 64 architecture, Intel Smart Cacheĭual-channel DDR3 SDRAM supporting up to 4 GB of DDR3 system memory, upgradable to 8 GB using two soDIMM modules (for 64-bit OS) Intel Pentium processor B950/B960/B970 (2 MB 元 cache, 2.10/2.20/2.30 GHz, DDR3 1333 MHz, 35 W), supporting Intel 64 architecture, Intel Smart Cache Intel Core i3-3110M processor (3 MB 元 cache, 2.30 GHz, DDR3 1600 MHz, 35 W), supporting Intel 64 architecture, Intel Smart Cache Intel Core i5-2450M processor (3 MB 元 cache, 2.50 GHz with Turbo Boost up to 3.10 GHz, DDR3 1333 MHz, 35 W), supporting Intel 64 architecture, Intel Smart Cache Intel Core i5-3210M processor (3 MB 元 cache, 2.50 GHz with Turbo Boost up to 3.10 GHz, DDR3 1600 MHz, 35 W), supporting Intel 64 architecture, Intel Smart Cache