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Haswell is expected to have the following features:[1][4]
22 nm process.
14 stage pipeline.
Up to 8 cores by default.
An entirely new cache design.
Advanced power saving mechanisms.
Possible on-package vector coprocessors.
The addition of fused multiply-add (FMA) instructions.
There is a chance that it will be designed for DDR4 as production timings are quite close to each other.
128 kb L1 cache per core (64 kb data + 64 kb instruction), 4-way associativity.
1 MB L2 cache per core, 4-way associativity.
Up to 16 MB L3 cache shared by all cores, 8-way associativity. |
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