Home Comparison Intel Xeon E7 8870 v3 vs Xeon L5645

Intel Xeon E7 8870 v3 vs Xeon L5645

Intel Xeon E7 8870 v3
VS
Xeon L5645
Intel Xeon E7-8870 v3
Intel Xeon L5645
We compared two server CPUs: Intel Xeon E7 8870 v3 with 18 cores 2.1GHz and Xeon L5645 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 v3 's Advantages
Released 4 years and 4 months late
Higher specification of memory (1866 vs 1333)
Newer PCIe version (3 vs 2)
Larger L3 cache size (45MB vs 12MB)
More modern manufacturing process (22nm vs 32nm)
Xeon L5645 's Advantages
Higher base frequency (2.4GHz vs 2.1GHz)
Lower TDP (60W vs 140W)

Score

Intel Xeon E7 8870 v3
VS
Xeon L5645

General Parameters

Jun 2015
Release Date
Feb 2011
Intel
Manufacturer
Intel
Server
Type
Server
Haswell-EX
Core Architecture
Westmere-EP
Intel Socket 2011-3
Socket
Intel Socket 1366
N/A
Integrated Graphics
N/A
Xeon E7 (Haswell-EX)
Generation
Xeon(Westmere-EP)

Package

1.4 billions
Transistor Count
1.17 billions
22 nm
Manufacturing Process
32 nm
140 W
Power Consumption
60 W
75 °C
Peak Operating Temperature
-
Intel
Foundry
Intel
160 mm²
Die Size
239 mm²

CPU Performance

2.1 GHz
Performance Core Base Frequency
2.4 GHz
2.9 GHz
Performance Core Turbo Frequency
2.933 GHz
18
Total Core Count
6
36
Total Thread Count
12
100 MHz
Bus Frequency
133 MHz
21.0
Multiplier
18.0
64 K per core
L1 Cache
64 KB per core
256 K per core
L2 Cache
256 KB per core
45 MB shared
L3 Cache
12 MB shared
No
Unlocked Multiplier
No
8
SMP
2

Memory Parameters

DDR3,DDR4-1866
Memory Types
DDR3-1333
2
Max Memory Channels
3
Yes
ECC Memory Support
Yes

Miscellaneous

3
PCIe Version
2
32
PCIe Lanes
-

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