Introduction
10 Datasheet
1.2 Supported Technologies • Intel® Virtualization Technology (Intel® VT)
• Intel® Virtualization Technology (Intel® VT) for Directed I/O (Intel® VT-d)
• Intel® Virtualization Technology (Intel® VT) Processor Extensions
• Intel® 64 Architecture
• Intel® Streaming SIMD Extensions 4.1 (Intel® SSE4.1)
• Intel® Streaming SIMD Extensions 4.2 (Intel® SSE4.2)
• Intel® Advanced Vector Extensions (Intel® AVX)
• Intel® AVX Floating Point Bit Depth Conversion (Float 16)
• Intel® Hyper-Threading Technology
• Execute Disable Bit
• Intel® Turbo Boost Technology
• Enhanced Intel® SpeedStep® Technology
1.3 Interfaces1.3.1 System Memory Support
• Supports four DDR3 channels
• Unbuffered DDR3 DIMMs supported
• Independent channel mode or lockstep mode
• Data burst length of eight cycles for all memory organization modes
• Memory DDR3 data transfer rates of 1066 MT/s, 1333 MT/s, 1600 MT/s, and
1866
MT/s
• 64-bit wide channels
• DDR3 standard I/O Voltage of 1.5 V
• 1-Gb, 2-Gb, 4-Gb, and 8-Gb DDR3 DRAM technologies supported for these devices:
— UDIMMs x8, x16
• Up to 4 ranks supported per memory channel, 1, 2, or 4 ranks per DIMM
• Open with adaptive idle page close timer or closed page policy
• Per channel memory test and initialization engine can initialize DRAM to all logical
zeros or a predefined test pattern
• Minimum memory configuration: independent channel support with 1 DIMM
populated
• Command launch modes of 1n/2n
• Improved Thermal Throttling
• Memory thermal monitoring support for DIMM temperature using two memory
signals, MEM_HOT_C{01/23}_N