Template:mpu The Xeon E5-4640 v4 is a 64-bit dodeca-core x86 microprocessor introduced by Intel in 2016. This server MPU is designed for standard 4S environments. Operating at 2.1 GHz with a turbo boost frequency of 2.6 GHz for a single active core, this MPU has a TDP of 105 W and is manufactured on a 14 nm process (based on Broadwell).

Cache

Main article: Broadwell § Cache

Cache Info [Edit Values]
L1I$	384 KiB 393,216 B 0.375 MiB	12x32 KiB 8-way set associative (per core, write-back)
L1D$	384 KiB 393,216 B 0.375 MiB	12x32 KiB 8-way set associative (per core, write-back)
L2$	3 MiB 3,072 KiB 3,145,728 B 0.00293 GiB	12x256 KiB 8-way set associative (per core, write-back)
L3$	30 MiB 30,720 KiB 31,457,280 B 0.0293 GiB	12x2.5 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	DDR4-2133
Controllers	1
Channels	4
ECC Support	Yes
Max bandwidth	68.2 GiB/s
Bandwidth (dual)	34.1 GiB/s
Max memory	1,536 GiB
Physical Address Extensions	46 bit