Intel Xeon E7 8870 vs Xeon E5440
We compared two server CPUs: Intel Xeon E7 8870 with 10 cores 2.4GHz and Xeon E5440 with 4 cores 2.833GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.
Main Differences
Intel Xeon E7 8870 's Advantages
Released 3 years and 5 months late
More modern manufacturing process (32nm vs 45nm)
Xeon E5440 's Advantages
Higher specification of memory (3 vs 3)
Higher base frequency (2.833GHz vs 2.4GHz)
Lower TDP (80W vs 130W)
Score
Benchmark
Geekbench 6 Single Core
Intel Xeon E7 8870
+12%
401
Xeon E5440
358
Geekbench 6 Multi Core
Intel Xeon E7 8870
+156%
2530
Xeon E5440
988
General Parameters
Apr 2011
Release Date
Nov 2007
Intel
Manufacturer
Intel
Server
Type
Server
Westmere-EX
Core Architecture
Harpertown
Intel Socket 1567
Socket
Intel Socket 771
N/A
Integrated Graphics
N/A
Xeon E7 (Westmere-EX)
Generation
Xeon (Harpertown)
Package
2.6 billions
Transistor Count
0.82 billions
32 nm
Manufacturing Process
45 nm
130 W
Power Consumption
80 W
Intel
Foundry
Intel
513 mm²
Die Size
2x107 mm²
CPU Performance
2.4 GHz
Performance Core Base Frequency
2.833 GHz
2.8 GHz
Performance Core Turbo Frequency
0
10
Total Core Count
4
20
Total Thread Count
4
133 MHz
Bus Frequency
333 MHz
18.0
Multiplier
8.5
64 K per core
L1 Cache
64 KB per core
256 K per core
L2 Cache
6 MB per die
30 MB shared
L3 Cache
-
No
Unlocked Multiplier
No
8
SMP
2
Memory Parameters
DDR3
Memory Types
DDR2, DDR3
Depends on motherboard
Max Memory Channels
2
Yes
ECC Memory Support
Yes
Miscellaneous
-
PCIe Version
2
