Home Comparison Intel Xeon Phi 3120A vs Intel Xeon E5 2643

Intel Xeon Phi 3120A vs Intel Xeon E5 2643

Intel Xeon Phi 3120A
VS
Intel Xeon E5 2643
Intel Xeon Phi 3120A
Intel Xeon E5-2643
We compared two server CPUs: Intel Xeon Phi 3120A with 57 cores 1.1GHz and Intel Xeon E5 2643 with 4 cores 3.3GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

Intel Xeon Phi 3120A 's Advantages
Released 1 years and 3 months late
Higher specification of memory (4 vs 3)
More modern manufacturing process (22nm vs 32nm)
Intel Xeon E5 2643 's Advantages
Higher base frequency (3.3GHz vs 1.1GHz)
Lower TDP (130W vs 300W)

Score

Intel Xeon Phi 3120A
VS
Intel Xeon E5 2643

General Parameters

Jun 2013
Release Date
Mar 2012
PCIe
Manufacturer
Intel
Server
Type
Server
Knights Corner
Core Architecture
Sandy Bridge-EP
PCIe x16
Socket
Intel Socket 2011
N/A
Integrated Graphics
N/A
Xeon Phi (Knights Corner)
Generation
Xeon E5 (Sandy Bridge-EP)

Package

5 billions
Transistor Count
1.27 billions
22 nm
Manufacturing Process
32 nm
300 W
Power Consumption
130 W
Intel
Foundry
Intel
350 mm²
Die Size
294 mm²

CPU Performance

1.1 GHz
Performance Core Base Frequency
3.3 GHz
0
Performance Core Turbo Frequency
3.5 GHz
57
Total Core Count
4
228
Total Thread Count
8
100 MHz
Bus Frequency
100 MHz
11.0
Multiplier
33.0
32 K per core
L1 Cache
64 K per core
512 K per core
L2 Cache
256 K per core
-
L3 Cache
10 MB shared
No
Unlocked Multiplier
No
1
SMP
2

Memory Parameters

DDR3,DDR4
Memory Types
DDR3
Max Memory Channels
4
Yes
ECC Memory Support
Yes

Miscellaneous

-
PCIe Version
3

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