Home Comparison Intel Xeon E5 2643 v2 vs Intel Xeon E5 2603

Intel Xeon E5 2643 v2 vs Intel Xeon E5 2603

Intel Xeon E5 2643 v2
VS
Intel Xeon E5 2603
Intel Xeon E5-2643 v2
Intel Xeon E5-2603
We compared two server CPUs: Intel Xeon E5 2643 v2 with 6 cores 3.5GHz and Intel Xeon E5 2603 with 4 cores 1.8GHz . 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 1 years and 6 months late
Higher base frequency (3.5GHz vs 1.8GHz)
Larger L3 cache size (15MB vs 10MB)
More modern manufacturing process (22nm vs 32nm)
Intel Xeon E5 2603 's Advantages
Lower TDP (80W vs 130W)

Score

Benchmark

Geekbench 6 Single Core
Intel Xeon E5 2643 v2 +1%
581
Intel Xeon E5 2603
571
Geekbench 6 Multi Core
Intel Xeon E5 2643 v2 +7%
3083
Intel Xeon E5 2603
2875
Intel Xeon E5 2643 v2
VS
Intel Xeon E5 2603

General Parameters

Sep 2013
Release Date
Mar 2012
Intel
Manufacturer
Intel
Server
Type
Server
Ivy Bridge-EP
Core Architecture
Sandy Bridge-EP
Intel Socket 2011
Socket
Intel Socket 2011
N/A
Integrated Graphics
N/A
Xeon E5 (Ivy Bridge-EP)
Generation
Xeon E5 (Sandy Bridge-EP)

Package

1.4 billions
Transistor Count
1.27 billions
22 nm
Manufacturing Process
32 nm
130 W
Power Consumption
80 W
Intel
Foundry
Intel
160 mm²
Die Size
294 mm²

CPU Performance

3.5 GHz
Performance Core Base Frequency
1.8 GHz
0
Performance Core Turbo Frequency
0
6
Total Core Count
4
12
Total Thread Count
4
100 MHz
Bus Frequency
100 MHz
35.0
Multiplier
18.0
64 K per core
L1 Cache
64 K per core
256 K per core
L2 Cache
256 K per core
15 MB shared
L3 Cache
10 MB shared
No
Unlocked Multiplier
No
2
SMP
2

Memory Parameters

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

Miscellaneous

3
PCIe Version
3

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