Intel Xeon Phi 7250F vs Intel Xeon E3 1278L v4
We compared two server CPUs: Intel Xeon Phi 7250F with 68 cores 1.4GHz and Intel Xeon E3 1278L v4 with 4 cores 2GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.
Main Differences
Intel Xeon Phi 7250F 's Advantages
Released 1 years late
Intel Xeon E3 1278L v4 's Advantages
Higher specification of memory (1600 vs 4)
Higher base frequency (2GHz vs 1.4GHz)
Lower TDP (47W vs 230W)
Score
General Parameters
Jun 2016
Release Date
Jun 2015
Intel
Manufacturer
Intel
Server
Type
Server
Knights Landing
Core Architecture
Broadwell-DT
Intel Socket 3647
Socket
Intel BGA 1364
N/A
Integrated Graphics
Intel Iris Pro P6300
Xeon Phi (Knights Landing)
Generation
Xeon E3 (Broadwell-DT)
Package
8 billions
Transistor Count
-
14 nm
Manufacturing Process
14 nm
230 W
Power Consumption
47 W
Intel
Foundry
Intel
-
Die Size
182 mm²
CPU Performance
1.4 GHz
Performance Core Base Frequency
2 GHz
1.6 GHz
Performance Core Turbo Frequency
3.3 GHz
68
Total Core Count
4
272
Total Thread Count
8
100 MHz
Bus Frequency
100 MHz
14.0
Multiplier
20.0
32 K per core
L1 Cache
64 KB per core
512 K per core
L2 Cache
256 KB per core
-
L3 Cache
6 MB shared
No
Unlocked Multiplier
No
1
SMP
1
Memory Parameters
DDR4
Memory Types
DDR3-1600
Max Memory Channels
2
-
Max Memory Bandwidth
25.6 GB/s
Yes
ECC Memory Support
Yes
Miscellaneous
-
PCIe Version
3
