Intel Xeon E7 8870 vs Xeon X7458
We compared two server CPUs: Intel Xeon E7 8870 with 10 cores 2.4GHz and Xeon X7458 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 E7 8870 's Advantages
Released 2 years and 7 months late
Larger L3 cache size (30MB vs 16MB)
More modern manufacturing process (32nm vs 45nm)
Xeon X7458 's Advantages
Higher specification of memory (667 vs 3)
Lower TDP (90W vs 130W)
Score
General Parameters
Apr 2011
Release Date
Sep 2008
Intel
Manufacturer
Intel
Server
Type
Server
Westmere-EX
Core Architecture
Dunnington
Intel Socket 1567
Socket
Intel Socket 604
N/A
Integrated Graphics
On certain motherboards (Chipset feature)
Xeon E7 (Westmere-EX)
Generation
Xeon MP (Dunnington)
Package
2.6 billions
Transistor Count
1.9 billions
32 nm
Manufacturing Process
45 nm
130 W
Power Consumption
90 W
Intel
Foundry
Intel
513 mm²
Die Size
503 mm²
CPU Performance
2.4 GHz
Performance Core Base Frequency
2.4 GHz
2.8 GHz
Performance Core Turbo Frequency
0
10
Total Core Count
6
20
Total Thread Count
6
133 MHz
Bus Frequency
266 MHz
18.0
Multiplier
9.0
64 K per core
L1 Cache
64 KB per core
256 K per core
L2 Cache
3 MB per module
30 MB shared
L3 Cache
16 MB shared
No
Unlocked Multiplier
No
8
SMP
4
Memory Parameters
DDR3
Memory Types
DDR2, DDR3-667
Max Memory Channels
4
Yes
ECC Memory Support
Yes
Miscellaneous
-
PCIe Version
0
