Intel Xeon E5 2403 v2 vs Intel Xeon E5645
We compared two server CPUs: Intel Xeon E5 2403 v2 with 4 cores 1.8GHz and Intel Xeon E5645 with 6 cores 2.4GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.
Main Differences
Intel Xeon E5 2403 v2 's Advantages
Released 3 years and 6 months late
More modern manufacturing process (22nm vs 32nm)
Intel Xeon E5645 's Advantages
Higher base frequency (2.4GHz vs 1.8GHz)
Larger L3 cache size (12MB vs 10MB)
Score
Benchmark
Geekbench 6 Single Core
Intel Xeon E5 2403 v2
349
Intel Xeon E5645
+21%
425
Geekbench 6 Multi Core
Intel Xeon E5 2403 v2
1116
Intel Xeon E5645
+179%
3117
General Parameters
Sep 2013
Release Date
Mar 2010
Intel
Manufacturer
Intel
Server
Type
Server
Ivy Bridge-EN
Core Architecture
Westmere-EP
Intel Socket 1356
Socket
Intel Socket 1366
N/A
Integrated Graphics
N/A
Xeon E5 (Ivy Bridge-EN)
Generation
Xeon (Westmere-EP)
Package
1.4 billions
Transistor Count
1.17 billions
22 nm
Manufacturing Process
32 nm
80 W
Power Consumption
80 W
Intel
Foundry
Intel
160 mm²
Die Size
239 mm²
CPU Performance
1.8 GHz
Performance Core Base Frequency
2.4 GHz
0
Performance Core Turbo Frequency
2.666 GHz
4
Total Core Count
6
4
Total Thread Count
12
100 MHz
Bus Frequency
133 MHz
18.0
Multiplier
18.0
64 K per core
L1 Cache
64 K per core
256 K per core
L2 Cache
256 K per core
10 MB shared
L3 Cache
12 MB shared
No
Unlocked Multiplier
No
2
SMP
2
Memory Parameters
DDR3
Memory Types
DDR3
Max Memory Channels
3
Yes
ECC Memory Support
Yes
Miscellaneous
-
PCIe Version
2
