Template:mpu The Xeon E5-2643 v4 is a 64-bit hexa-core x86 microprocessor introduced by Intel in 2016. This server MPU is designed for frequency-optimized 2S environments (2U square form factor). Operating at 3.4 GHz with a turbo boost frequency of 3.7 GHz for a single active core, this MPU has a TDP of 135 W and is manufactured on a 14 nm process (based on Broadwell).

Cache

Main article: Broadwell § Cache

Cache Info [Edit Values]
L1I$	192 KiB 196,608 B 0.188 MiB	6x32 KiB 8-way set associative (per core, write-back)
L1D$	192 KiB 196,608 B 0.188 MiB	6x32 KiB 8-way set associative (per core, write-back)
L2$	1.5 MiB 1,536 KiB 1,572,864 B 0.00146 GiB	6x256 KiB 8-way set associative (per core, write-back)
L3$	20 MiB 20,480 KiB 20,971,520 B 0.0195 GiB	6x3.325 MiB 20-way set associative (shared, per core, write-back)

Graphics

This microprocessor has no integrated graphics processing unit.

Memory controller

Integrated Memory Controller
Type	DDR4-2400
Controllers	1
Channels	4
ECC Support	Yes
Max bandwidth	71.53 GiB/s
Bandwidth (single)	17.88 GiB/s
Bandwidth (dual)	35.76 GiB/s
Max memory	1,536 GiB
Physical Address Extensions	46 bit