Intel Xeon D 1521 vs Intel Xeon E3 1285L v4
We compared two server CPUs: Intel Xeon D 1521 with 4 cores 2.4GHz and Intel Xeon E3 1285L v4 with 4 cores 3.4GHz . 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
Lower TDP (45W vs 65W)
Intel Xeon E3 1285L v4 's Advantages
Higher specification of memory (1866 vs 4)
Higher base frequency (3.4GHz vs 2.4GHz)
Larger L3 cache size (6MB vs 1.5MB)
Score
Benchmark
Geekbench 6 Single Core
Intel Xeon D 1521
896
Intel Xeon E3 1285L v4
+41%
1264
Geekbench 6 Multi Core
Intel Xeon D 1521
3261
Intel Xeon E3 1285L v4
+36%
4461
General Parameters
Nov 2015
Release Date
Jun 2015
Intel
Manufacturer
Intel
Server
Type
Server
Broadwell
Core Architecture
Broadwell-DT
Intel BGA 1667
Socket
Intel Socket 1150
N/A
Integrated Graphics
Intel Iris Pro P6300
Xeon D (Broadwell-DE)
Generation
Xeon E3 (Broadwell-DT)
Package
3.2 billions
Transistor Count
1.4 billions
14 nm
Manufacturing Process
14 nm
45 W
Power Consumption
65 W
80 °C
Peak Operating Temperature
-
Intel
Foundry
Intel
246 mm²
Die Size
160 mm²
CPU Performance
2.4 GHz
Performance Core Base Frequency
3.4 GHz
2.7 GHz
Performance Core Turbo Frequency
3.8 GHz
4
Total Core Count
4
8
Total Thread Count
8
100 MHz
Bus Frequency
100 MHz
24.0
Multiplier
34.0
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
6 MB shared
No
Unlocked Multiplier
No
1
SMP
1
Memory Parameters
DDR3,DDR4
Memory Types
DDR3-1866
2
Max Memory Channels
2
-
Max Memory Bandwidth
29.8 GB/s
Yes
ECC Memory Support
Yes
