Intel Xeon D-1521

Intel Xeon D-1521
Benchmarks & Specs

Last updated:
The Intel Xeon D-1521 is a processor from the Broadwell architecture. It was manufactured using the 14nm process, providing a solid foundation. Noteworthy is its role as a System-on-Chip. This allowed for a high integration of functions directly onto the chip. We observed that this provides many benefits in compact systems.

It is a good choice for dedicated applications such as network devices or storage systems. Energy efficiency was always an important aspect of this design. It delivers reliable performance for continuous operation. With a maximum memory bandwidth of 34 GB/s, it adequately supports its tasks. The processor has 6 MB of L2 cache; that was sufficient for many server-side workloads.

Its reliability for continuous operation was a key feature. It offered a cost-effective solution for many small server environments. This still applies today for certain niche applications where it shows its strengths. The Intel Xeon D-1521 remains an option if specific requirements exist. Its design makes it adaptable for different application areas.

  • System-on-Chip Design
  • High Energy Efficiency
  • Reliable in Continuous Operation
  • Adaptable for Niche Applications

Performance Overview
Average performance across multiple benchmarks

Single-core performance
Rank 664 / 867
In segment Desktop
Multi-core performance
Rank 574 / 821
In segment Desktop
Geekbench 6 Single-Core

Geekbench 6 Single-Core
Single-core performance

Intel Core i3-4130T
2C / 4T · 2.90 GHz
916
Intel Xeon D-1541
8C / 16T · 2.70 GHz
913
Intel Xeon D-1521
4C / 8T · 2.70 GHz
912
Intel Xeon E5-2683 v3
14C / 28T · 3.00 GHz
906
Intel Xeon D-1531
6C / 12T · 2.70 GHz
898
Geekbench 6 Multi-Core

Geekbench 6 Multi-Core
Multi-core performance

Intel Core i5-7400
4C / 4T · 3.30 GHz
3,346
Intel Core i5-7500T
4C / 4T · 3.10 GHz
3,328
Intel Xeon D-1521
4C / 8T · 2.40 GHz
3,327
Intel Xeon E3-1225 v3
4C / 4T · 3.60 GHz
3,324
Intel Core i5-6500
4C / 4T · 3.40 GHz
3,305
Geekbench 5, 64bit Single-Core

Geekbench 5, 64bit Single-Core
Single-core performance

Intel Core i7-4700EQ
4C / 8T · 3.40 GHz
750
Intel Core i5-3450
4C / 4T · 3.50 GHz
749
Intel Xeon D-1521
4C / 8T · 2.70 GHz
748
Intel Xeon D-1637
6C / 12T · 3.20 GHz
747
Intel Xeon D-1622
4C / 8T · 3.20 GHz
747
Geekbench 5, 64bit Multi-Core

Geekbench 5, 64bit Multi-Core
Multi-core performance

Intel Core i7-4785T
4C / 8T · 2.70 GHz
3,170
Intel Core i5-6600
4C / 4T · 3.60 GHz
3,167
Intel Xeon D-1521
4C / 8T · 2.40 GHz
3,163
Intel Core i7-4790T
4C / 8T · 3.20 GHz
3,148
Intel Xeon E3-1226 v3
4C / 4T · 3.30 GHz
3,144

More benchmarks

At a glance

PropertyValue
FamilyIntel Xeon D (79)
CPU groupIntel Xeon D-1500 (22)
ArchitectureBroadwell
Technology14 nm
SegmentDesktop
SocketBGA 1667
Generation1
Predecessor
Successor

CPU Cores and Base Frequency

PropertyValue
CPU Cores / Threads4 / 8
Hyperthreading / SMT
Core architecturenormal
Cores: 4x
Frequency: 2.40 GHz
Turbo Frequency (1 Core): 2.70 GHz
Turbo Frequency (4 Cores): 2.40 GHz
L2-Cache6.00 MB
L3-Cache
OverclockingNo

Memory & PCIe

Memory typeMemory bandwidth
DDR4-2133
34.1 GB/s
PropertyValue
Max. Memory128 GB
Memory channels2
ECC
PCIe3.0 x 32
PCIe Bandwidth31.5 GB/s

Thermal Management

PropertyValue
TDP45 W
TDP (PL2)
TDP up
TDP down
T. junction max.

Technical details

PropertyValue
Chip designMonolithic
AES-NI
Operating systemsWindows 10, Linux
Instruction setx86-64 (64 bit)
ISA extensionsSSE4.1, SSE4.2, AVX2
Release dateQ4/2015
Release price216 $
DocumentsTechnical data sheet
Intel Xeon D-1521
Intel Xeon D-1521
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