Next Generation Intel Haswell Microarchitecture

DMICLK

CPU

 

 

 

 

 

Memory

 

1

×C

2

 

 

×M Memory

 

3

 

 

4

 

 

 

 

 

 

PCIe*

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

pGfx

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

×P PEG

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

×G

 

 

 

 

 

 

 

×D DMI

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

DMICLK/BCLK

DMI

×C • Core Frequency

–Unlocked Intel® Turbo Boost Technology limits†

–Unlocked core ratios up to 80 in 100MHz increments†

–Programmable voltage via iVR

×G • Graphics Frequency (pGfx)

–Unlocked Intel® HD Graphics limits†

–Unlocked graphics ratios up to 60 in 50MHz increments

–Programmable voltage via iVR

×M • Memory Ratio

–

Unlocked memory controller

–

Options for 200 and 266MHz steps †

OC

BCLK

Non-OC 100MHz

×D

PCIe

– Logical ratios up to 2933MHz†

• DMICLK (aka BCLK)

–Unlocked PCH clock controller (1MHz increments upwards of 200MHz)†

×P ×D • PEG and DMI Ratios

–Variable ratios (must reflect selected BCLK frequency)†

PCIe = PCI Express*

16 † Only some processors enable part or all of these features.