Home Comparison Intel Xeon D 1581 vs Intel Xeon E3 1265L v2

Intel Xeon D 1581 vs Intel Xeon E3 1265L v2

Intel Xeon D 1581
VS
Intel Xeon E3 1265L v2
Intel Xeon D-1581
Intel Xeon E3-1265L v2
We compared two server CPUs: Intel Xeon D 1581 with 16 cores 1.8GHz and Intel Xeon E3 1265L v2 with 4 cores 2.5GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

Intel Xeon D 1581 's Advantages
Released 3 years and 9 months late
Higher specification of memory (4 vs 3)
More modern manufacturing process (14nm vs 22nm)
Intel Xeon E3 1265L v2 's Advantages
Higher base frequency (2.5GHz vs 1.8GHz)
Larger L3 cache size (8MB vs 1.5MB)
Lower TDP (45W vs 65W)

Score

Benchmark

Geekbench 6 Single Core
Intel Xeon D 1581 +16%
690
Intel Xeon E3 1265L v2
593
Geekbench 6 Multi Core
Intel Xeon D 1581 +129%
5058
Intel Xeon E3 1265L v2
2208
Intel Xeon D 1581
VS
Intel Xeon E3 1265L v2

General Parameters

Feb 2016
Release Date
May 2012
Intel
Manufacturer
Intel
Server
Type
Server
Broadwell
Core Architecture
Ivy Bridge
Intel BGA 1667
Socket
Intel Socket 1155
N/A
Integrated Graphics
Intel HD 2500
Xeon D (Broadwell-DE)
Generation
Xeon E3 (Ivy Bridge)

Package

3.2 billions
Transistor Count
1.4 billions
14 nm
Manufacturing Process
22 nm
65 W
Power Consumption
45 W
80 °C
Peak Operating Temperature
-
Intel
Foundry
Intel
246 mm²
Die Size
160 mm²

CPU Performance

1.8 GHz
Performance Core Base Frequency
2.5 GHz
2.4 GHz
Performance Core Turbo Frequency
3.5 GHz
16
Total Core Count
4
32
Total Thread Count
8
100 MHz
Bus Frequency
100 MHz
18.0
Multiplier
25.0
64 K per core
L1 Cache
64 K per core
256 K per core
L2 Cache
256 K per core
1.5 MB per core
L3 Cache
8 MB shared
No
Unlocked Multiplier
No
1
SMP
1

Memory Parameters

DDR3,DDR4
Memory Types
DDR3
2
Max Memory Channels
2
Yes
ECC Memory Support
Yes

Miscellaneous

3
PCIe Version
3
24
PCIe Lanes
16

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