AMD EPYC 7281 vs Intel Xeon Phi 31S1P
We compared two server CPUs: AMD EPYC 7281 with 16 cores 2.1GHz and Intel Xeon Phi 31S1P with 57 cores 1.1GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.
Main Differences
AMD EPYC 7281 's Advantages
Released 4 years late
Higher specification of memory (2666 vs 4)
Higher base frequency (2.1GHz vs 1.1GHz)
More modern manufacturing process (14nm vs 22nm)
Lower TDP (170W vs 270W)
Score
General Parameters
Jun 2017
Release Date
Jun 2013
AMD
Manufacturer
PCIe
Server
Type
Server
Naples
Core Architecture
Knights Corner
AMD Socket SP3
Socket
PCIe x16
N/A
Integrated Graphics
N/A
EPYC (Zen (Naples))
Generation
Xeon Phi (Knights Corner)
Package
4.8 billions
Transistor Count
5 billions
14 nm
Manufacturing Process
22 nm
170 W
Power Consumption
270 W
85 °C
Peak Operating Temperature
-
GlobalFoundries
Foundry
Intel
213 mm²
Die Size
350 mm²
CPU Performance
2.1 GHz
Performance Core Base Frequency
1.1 GHz
2.7 GHz
Performance Core Turbo Frequency
0
16
Total Core Count
57
32
Total Thread Count
228
100 MHz
Bus Frequency
100 MHz
21.0
Multiplier
11.0
96 K per core
L1 Cache
32 K per core
512 K per core
L2 Cache
512 K per core
32 MB shared
L3 Cache
-
Yes
Unlocked Multiplier
No
2
SMP
1
Memory Parameters
DDR4-2666
Memory Types
DDR3,DDR4
8
Max Memory Channels
Yes
ECC Memory Support
Yes
Miscellaneous
3
PCIe Version
-
