Intel Xeon E5 4648 v3 vs Xeon E7 2803
We compared two server CPUs: Intel Xeon E5 4648 v3 with 12 cores 1.7GHz and Xeon E7 2803 with 6 cores 1.733GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.
Main Differences
Intel Xeon E5 4648 v3 's Advantages
Released 4 years and 2 months late
Higher specification of memory (1866 vs 1333)
Larger L3 cache size (30MB vs 18MB)
More modern manufacturing process (22nm vs 32nm)
Xeon E7 2803 's Advantages
Higher base frequency (1.733GHz vs 1.7GHz)
Score
General Parameters
Jun 2015
Release Date
Apr 2011
Intel
Manufacturer
Intel
Server
Type
Server
Haswell-EP
Core Architecture
Westmere-EX
Intel Socket 2011-3
Socket
Intel Socket 1567
N/A
Integrated Graphics
N/A
Xeon E5 (Haswell-EP)
Generation
Xeon E7(Westmere-EX)
Package
2.6 billions
Transistor Count
2.6 billions
22 nm
Manufacturing Process
32 nm
105 W
Power Consumption
105 W
87 °C
Peak Operating Temperature
-
Intel
Foundry
Intel
356 mm²
Die Size
513 mm²
CPU Performance
1.7 GHz
Performance Core Base Frequency
1.733 GHz
2.2 GHz
Performance Core Turbo Frequency
0
12
Total Core Count
6
24
Total Thread Count
12
100 MHz
Bus Frequency
133 MHz
17.0
Multiplier
13.0
64 K per core
L1 Cache
64 KB per core
256 K per core
L2 Cache
256 KB per core
30 MB shared
L3 Cache
18 MB shared
No
Unlocked Multiplier
No
4
SMP
2
Memory Parameters
DDR4-1866
Memory Types
DDR3-1333
4
Max Memory Channels
4
Yes
ECC Memory Support
Yes
Miscellaneous
3
PCIe Version
-
40
PCIe Lanes
-
