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Comparison
Intel Xeon D 1521 vs Intel Xeon D 1581
Intel Xeon D 1521 vs Intel Xeon D 1581
VS
Intel Xeon D-1521
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Intel Xeon D-1581
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We compared two server CPUs: Intel Xeon D 1521 with 4 cores 2.4GHz and Intel Xeon D 1581 with 16 cores 1.8GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.
Main Differences
Intel Xeon D 1521 's Advantages
Higher base frequency (2.4GHz vs 1.8GHz)
Lower TDP (45W vs 65W)
Score
Benchmark
Geekbench 6 Single Core
Intel Xeon D 1521
+29%
896
Intel Xeon D 1581
690
Geekbench 6 Multi Core
Intel Xeon D 1521
3261
Intel Xeon D 1581
+55%
5058
Intel Xeon D 1521
VS
Intel Xeon D 1581
General Parameters
Nov 2015
Release Date
Feb 2016
Intel
Manufacturer
Intel
Server
Type
Server
Broadwell
Core Architecture
Broadwell
Intel BGA 1667
Socket
Intel BGA 1667
N/A
Integrated Graphics
N/A
Xeon D (Broadwell-DE)
Generation
Xeon D (Broadwell-DE)
Package
3.2 billions
Transistor Count
3.2 billions
14 nm
Manufacturing Process
14 nm
45 W
Power Consumption
65 W
80 °C
Peak Operating Temperature
80 °C
Intel
Foundry
Intel
246 mm²
Die Size
246 mm²
CPU Performance
2.4 GHz
Performance Core Base Frequency
1.8 GHz
2.7 GHz
Performance Core Turbo Frequency
2.4 GHz
4
Total Core Count
16
8
Total Thread Count
32
100 MHz
Bus Frequency
100 MHz
24.0
Multiplier
18.0
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
1.5 MB per core
No
Unlocked Multiplier
No
1
SMP
1
Memory Parameters
DDR3,DDR4
Memory Types
DDR3,DDR4
2
Max Memory Channels
2
Yes
ECC Memory Support
Yes
Miscellaneous
3
PCIe Version
3
24
PCIe Lanes
24
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