Intel Xeon Phi 7290 vs Intel Xeon E7 8880 v3
We compared two server CPUs: Intel Xeon Phi 7290 with 72 cores 1.5GHz and Intel Xeon E7 8880 v3 with 18 cores 2.3GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.
Main Differences
Intel Xeon Phi 7290 's Advantages
Released 1 years late
More modern manufacturing process (14nm vs 22nm)
Intel Xeon E7 8880 v3 's Advantages
Higher specification of memory (1866 vs 4)
Higher base frequency (2.3GHz vs 1.5GHz)
Lower TDP (150W vs 245W)
Score
General Parameters
Jun 2016
Release Date
Jun 2015
Intel
Manufacturer
Intel
Server
Type
Server
Knights Landing
Core Architecture
Haswell-EX
Intel Socket 3647
Socket
Intel Socket 2011-3
N/A
Integrated Graphics
N/A
Xeon Phi (Knights Landing)
Generation
Xeon E7 (Haswell-EX)
Package
8 billions
Transistor Count
1.4 billions
14 nm
Manufacturing Process
22 nm
245 W
Power Consumption
150 W
-
Peak Operating Temperature
77 °C
Intel
Foundry
Intel
-
Die Size
160 mm²
CPU Performance
1.5 GHz
Performance Core Base Frequency
2.3 GHz
1.7 GHz
Performance Core Turbo Frequency
3.1 GHz
72
Total Core Count
18
288
Total Thread Count
36
100 MHz
Bus Frequency
100 MHz
15.0
Multiplier
23.0
32 K per core
L1 Cache
64 K per core
512 K per core
L2 Cache
256 K per core
-
L3 Cache
45 MB shared
No
Unlocked Multiplier
No
1
SMP
8
Memory Parameters
DDR4
Memory Types
DDR3,DDR4-1866
Max Memory Channels
2
Yes
ECC Memory Support
Yes
Miscellaneous
-
PCIe Version
3
-
PCIe Lanes
32
