مهم ترین ویژگی هاCore i7
Nehalem microarchitecture
۶۴ KB L1 cache (32 KB data + 32 KB instruction) per core
۲۵۶ KB L2 cache per core
۴ MB, 6 MB or 8 MB shared L3 cache memory
Dual-core or Quad-core technology
Hyper-Threading (HT) technology
Socket 1366 or 1156 on desktop models, socket 988 on laptop models
QPI bus running at 2.4 GHz (4.8 GB/s) or 3.2 GHz (6.4 GB/s) on socket 1366 models
DMI bus (2 GB/s) on socket 1156 and 988 models
Integrated memory controller supporting dual-channel architecture (socket 1156 and 988) or triple-channel architecture (socket 1366)
Support for DDR3 memories up to 1,066 MHz (socket 1366) or up to 1,333 MHz (socket 1156 and 988)
Integrated PCI Express 2.0 controller on socket 1156 and 988 models (one x16 lane or two x8 lanes)
Integrated Graphics Adapter on some mobile models
Turbo Boost technology
Virtualization technology
Intel EM64T technology
SSE4.2 instruction set
AES-NIS instruction set (32-nm models only)
Execute Disable Technology
Enhanced SpeedStep Technology
۳۲ nm or 45 nm manufacturing process