Intel Xeon Phi 3120P vs Atom S1220
We compared two server CPUs: Intel Xeon Phi 3120P with 57 cores 1.1GHz and Atom S1220 with 2 cores 1.6GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.
Main Differences
Intel Xeon Phi 3120P 's Advantages
Released 6 months late
Higher specification of memory (4 vs 3)
More modern manufacturing process (22nm vs 32nm)
Atom S1220 's Advantages
Higher base frequency (1.6GHz vs 1.1GHz)
Lower TDP (8W vs 300W)
Score
General Parameters
Jun 2013
Release Date
Dec 2012
PCIe
Manufacturer
Intel
Server
Type
Server
Knights Corner
Core Architecture
Centerton
PCIe x16
Socket
Intel BGA 1283
N/A
Integrated Graphics
N/A
Xeon Phi (Knights Corner)
Generation
Atom (Centerton)
Package
5 billions
Transistor Count
-
22 nm
Manufacturing Process
32 nm
300 W
Power Consumption
8 W
Intel
Foundry
Intel
350 mm²
Die Size
-
CPU Performance
1.1 GHz
Performance Core Base Frequency
1.6 GHz
0
Performance Core Turbo Frequency
0
57
Total Core Count
2
228
Total Thread Count
4
100 MHz
Bus Frequency
100 MHz
11.0
Multiplier
16.0
32 K per core
L1 Cache
56 K per core
512 K per core
L2 Cache
512 K per core
No
Unlocked Multiplier
No
1
SMP
1
Memory Parameters
DDR3,DDR4
Memory Types
DDR3
Yes
ECC Memory Support
No
