Home Comparison Intel Xeon E5640 vs Xeon X3440

Intel Xeon E5640 vs Xeon X3440

Intel Xeon E5640
VS
Xeon X3440
Intel Xeon E5640
Intel Xeon X3440
We compared two server CPUs: Intel Xeon E5640 with 4 cores 2.666GHz and Xeon X3440 with 4 cores 2.533GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

Intel Xeon E5640 's Advantages
Released 6 months late
Higher base frequency (2.666GHz vs 2.533GHz)
Larger L3 cache size (12MB vs 8MB)
More modern manufacturing process (32nm vs 45nm)
Lower TDP (80W vs 95W)
Xeon X3440 's Advantages
Higher specification of memory (1333 vs 3)

Score

Intel Xeon E5640
VS
Xeon X3440

General Parameters

Mar 2010
Release Date
Sep 2009
Intel
Manufacturer
Intel
Server
Type
Server
Westmere-EP
Core Architecture
Lynnfield
Intel Socket 1366
Socket
Intel Socket 1156
N/A
Integrated Graphics
N/A
Xeon (Westmere-EP)
Generation
Xeon(Lynnfield)

Package

1.17 billions
Transistor Count
0.774 billions
32 nm
Manufacturing Process
45 nm
80 W
Power Consumption
95 W
Intel
Foundry
Intel
239 mm²
Die Size
296 mm²

CPU Performance

2.666 GHz
Performance Core Base Frequency
2.533 GHz
2.933 GHz
Performance Core Turbo Frequency
2.933 GHz
4
Total Core Count
4
8
Total Thread Count
8
133 MHz
Bus Frequency
133 MHz
20.0
Multiplier
19.0
64 K per core
L1 Cache
64 KB per core
256 K per core
L2 Cache
256 KB per core
12 MB shared
L3 Cache
8 MB shared
No
Unlocked Multiplier
No
2
SMP
1

Memory Parameters

DDR3
Memory Types
DDR3-1333
3
Max Memory Channels
2
Yes
ECC Memory Support
Yes

Miscellaneous

2
PCIe Version
2
-
PCIe Lanes
16

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