Intel Xeon E5 2643 v2 vs Xeon E5472
We compared two server CPUs: Intel Xeon E5 2643 v2 with 6 cores 3.5GHz and Xeon E5472 with 4 cores 3GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.
Main Differences
Intel Xeon E5 2643 v2 's Advantages
Released 5 years and 10 months late
Newer PCIe version (3 vs 2)
Higher base frequency (3.5GHz vs 3GHz)
More modern manufacturing process (22nm vs 45nm)
Xeon E5472 's Advantages
Higher specification of memory (3 vs 3)
Lower TDP (80W vs 130W)
Score
Benchmark
Geekbench 6 Single Core
Intel Xeon E5 2643 v2
+63%
581
Xeon E5472
355
Geekbench 6 Multi Core
Intel Xeon E5 2643 v2
+213%
3083
Xeon E5472
983
General Parameters
Sep 2013
Release Date
Nov 2007
Intel
Manufacturer
Intel
Server
Type
Server
Ivy Bridge-EP
Core Architecture
Harpertown
Intel Socket 2011
Socket
Intel Socket 771
N/A
Integrated Graphics
N/A
Xeon E5 (Ivy Bridge-EP)
Generation
Xeon (Harpertown)
Package
1.4 billions
Transistor Count
0.82 billions
22 nm
Manufacturing Process
45 nm
130 W
Power Consumption
80 W
Intel
Foundry
Intel
160 mm²
Die Size
2x107 mm²
CPU Performance
3.5 GHz
Performance Core Base Frequency
3 GHz
0
Performance Core Turbo Frequency
0
6
Total Core Count
4
12
Total Thread Count
4
100 MHz
Bus Frequency
400 MHz
35.0
Multiplier
7.5
64 K per core
L1 Cache
64 KB per core
256 K per core
L2 Cache
6 MB per die
15 MB shared
L3 Cache
-
No
Unlocked Multiplier
No
2
SMP
2
Memory Parameters
DDR3
Memory Types
DDR2, DDR3
Depends on motherboard
4
Max Memory Channels
2
Yes
ECC Memory Support
Yes
Miscellaneous
3
PCIe Version
2
