Intel Xeon Phi 7120A vs Intel Xeon E3 1270 v3
We compared two server CPUs: Intel Xeon Phi 7120A with 61 cores 1.238GHz and Intel Xeon E3 1270 v3 with 4 cores 3.5GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.
Main Differences
Intel Xeon Phi 7120A 's Advantages
Released 10 months late
Intel Xeon E3 1270 v3 's Advantages
Higher base frequency (3.5GHz vs 1.238GHz)
Lower TDP (80W vs 300W)
Score
General Parameters
Apr 2014
Release Date
Jun 2013
PCIe
Manufacturer
Intel
Server
Type
Server
Knights Corner
Core Architecture
Haswell-WS
PCIe x16
Socket
Intel Socket 1150
N/A
Integrated Graphics
N/A
Xeon Phi (Knights Corner)
Generation
Xeon E3 (Haswell-WS)
Package
5 billions
Transistor Count
1.4 billions
22 nm
Manufacturing Process
22 nm
300 W
Power Consumption
80 W
Intel
Foundry
Intel
350 mm²
Die Size
160 mm²
CPU Performance
1.238 GHz
Performance Core Base Frequency
3.5 GHz
1.333 GHz
Performance Core Turbo Frequency
3.9 GHz
61
Total Core Count
4
244
Total Thread Count
8
100 MHz
Bus Frequency
100 MHz
12.0
Multiplier
35.0
32 K per core
L1 Cache
64 K per core
512 K per core
L2 Cache
256 K per core
-
L3 Cache
8 MB shared
No
Unlocked Multiplier
No
1
SMP
1
Memory Parameters
DDR3,DDR4
Memory Types
DDR3,DDR4
Max Memory Channels
2
Yes
ECC Memory Support
Yes
Miscellaneous
-
PCIe Version
3
