Xeon D-1531

Details and Benchmarks for Intel Xeon D-1531

Sysbuilds Alpha Stage!

Please take all results with a big grain of salt. Sysbuilds is in alpha stage at the moment which can lead to wrong data, strange counting errors, silly results and more. This site is under active development.

Benchmark Results

Combined benchmark scores based on multiple data points, giving a quick overview of this processor's performance.

Overall Score

Overall score for Xeon D-1531 based on all benchmark results gathered. Look at this like a meta score, you will find more specific workload ratings below.

5,050 Rank: 831
Rank Name Score Visual
827 Core i3-8100T 5,054
+0.1%
828 Core i7-6820EQ 5,051
+0%
829 Core i7-6700HQ 5,051
+0%
830 Ryzen Embedded V1807B 5,050
+0%
831 Xeon D-1531 5,050
832 Core i7-4720HQ 5,050
+0%
833 Ryzen 3 5300U 5,050
+0%
834 Core i5-6440HQ 5,048
+-0%
835 Xeon E3-1220 v3 5,047
-0.1%
836 Core i7-6650U 5,046
-0.1%

View full ranking →

Multicore Score

Multicore performance score for Xeon D-1531 based on multi-threaded benchmark results.

5,184 Rank: 523
Rank Name Score Visual
519 Xeon E5-2650 v4 5,189
+0.1%
520 Ryzen 3 7440U 5,187
+0.1%
521 Ryzen 5 3500X 5,186
+0%
522 Core i7-10850H 5,186
+0%
523 Xeon D-1531 5,184
524 Ryzen 7 PRO 4750U 5,184
+0%
525 Ryzen 3 PRO 5350G 5,183
+-0%
526 Core i7-9700E 5,181
-0.1%
527 Core i3-7101E 5,175
-0.2%
528 Core i7-4960X 5,175
-0.2%

View full ranking →

Singlecore Score

Single-core performance score for Xeon D-1531 based on single-threaded benchmark results.

4,960 Rank: 962
Rank Name Score Visual
958 Core i5-4200H 4,965
+0.1%
959 Core i5-3470T 4,964
+0.1%
960 Xeon E3-1245 V2 4,963
+0.1%
961 Xeon D-1521 4,961
+0%
962 Xeon D-1531 4,960
963 Core i5-3470S 4,960
+0%
964 Core i7-4702MQ 4,956
-0.1%
965 Xeon E3-1225 V2 4,955
-0.1%
966 Ryzen 7 3700U 4,954
-0.1%
967 Core i5-4300M 4,954
-0.1%

View full ranking →

Workload Scores

Performance scores grouped by workload type, normalized and aggregated from multiple raw benchmark results.

Number Crunching

Aggregated score for Xeon D-1531 based on integer math, floating point math, and prime number computation benchmarks.

4,720 Rank: 622
Rank Name Score Visual
618 Xeon E3-1240 v6 4,721
+0%
619 Core i7-1065G7 4,720
+0%
620 Core i3-9350KF 4,720
+0%
621 Xeon E3-1245 v6 4,720
+0%
622 Xeon D-1531 4,720
623 Ryzen 5 PRO 1500 4,719
+-0%
624 Xeon W3690 4,719
+-0%
625 Xeon E3-1575M v5 4,718
+-0%
626 Xeon E3-1545M v5 4,718
+-0%
627 Core i7-8809G 4,718
+-0%

View full ranking →

Data Processing

Aggregated score for Xeon D-1531 based on data encryption, data compression, and string sorting benchmarks.

4,720 Rank: 644
Rank Name Score Visual
640 Core i7-980X 4,722
+0%
641 Xeon E3-1260L v5 4,721
+0%
642 Core i5-10400H 4,721
+0%
643 Ryzen 5 3500U 4,720
+0%
644 Xeon D-1531 4,720
645 Core i7-8709G 4,720
+0%
646 Xeon E3-1270 v5 4,719
+-0%
647 Xeon E3-1240 v5 4,719
+-0%
648 Xeon Gold 5122 4,718
+-0%
649 Xeon E3-1280 v5 4,716
-0.1%

View full ranking →

Physics & Compute

Aggregated score for Xeon D-1531 based on physics simulation and extended instruction set (SSE/AVX) benchmarks.

4,729 Rank: 685
Rank Name Score Visual
681 Core i5-9400H 4,731
+0%
682 Core i7-7700T 4,731
+0%
683 Xeon E3-1270 v3 4,731
+0%
684 Ryzen 3 5300U 4,731
+0%
685 Xeon D-1531 4,729
686 Core i7-8709G 4,729
+0%
687 Core i7-6920HQ 4,728
+-0%
688 Xeon E5-2450 v2 4,728
+-0%
689 Core i5-8400H 4,727
+-0%
690 Xeon E3-1505M v5 4,726
-0.1%

View full ranking →

Xeon D-1531 Details

As of March 2026, the Intel Xeon D-1531 remains a compelling option for low-power server and embedded workloads, offering a unique blend of efficiency and performance that distinguishes it from both its predecessors and modern high-end processors. Launched in November 2015, this processor is built on Intel's 14 nm Broadwell-DE microarchitecture and features a BGA 1667 package, making it a compact and power-efficient solution for dense server environments. Its design prioritizes thermal efficiency, with a TDP of just 45 W, allowing it to operate reliably in space-constrained or energy-sensitive systems without sacrificing core capabilities.

The Xeon D-1531 is equipped with six cores and 12 threads, thanks to Intel's Hyper-Threading technology, which enables it to handle a wide range of multi-threaded workloads effectively. It operates at a base frequency of 2.2 GHz and can boost up to 2.7 GHz, depending on the workload and thermal conditions. This turbo boost capability enhances responsiveness under variable loads, making it suitable for virtualization, network storage, and edge computing applications. The processor also includes 9 MiB of L3 cache, 1.5 MiB of L2 cache, and 0.375 MiB of L1 cache, ensuring fast data access and reducing latency in memory-intensive operations.

Memory support is provided through dual-channel DDR4-2133, with a maximum capacity of 131 GB and a peak bandwidth of 31.78 GiB/s. ECC memory is supported, a critical feature for mission-critical systems where data integrity is paramount. The integrated PCIe 3.0 interface supports up to 24 lanes, allowing for high-speed expansion with storage, networking, and other peripherals. However, the Xeon D-1531 lacks integrated graphics, meaning external GPU solutions are required for any graphics processing needs.

In terms of performance, the Xeon D-1531 achieves an overall Passmark score of 5050, placing it at #830 out of 2060 processors. It scores 4960 in single-core and 5184 in multicore performance, ranking #962 and #523 respectively. While these results may not compare to today's top-tier desktop or server CPUs, they reflect the processor's strengths in balanced, efficient performance. It outperforms many older and mid-range desktop processors like the Core i7-9700E and Core i5-6440HQ, yet it falls behind modern high-end models such as the Ryzen Threadripper and Core Ultra series.

The Xeon D-1531 supports a comprehensive set of features, including Intel’s Advanced Vector Extensions (AVX and AVX2), AES-NI encryption, Intel VT-x and VT-d virtualization, and Intel Turbo Boost Technology 2.0. It also includes Intel Secure Key, Enhanced SpeedStep, and Trusted Execution Technology, enhancing security and power management. These capabilities make it well-suited for enterprise environments where virtualization, security, and energy efficiency are key priorities.

In conclusion, the Intel Xeon D-1531 is a reliable, low-power server processor that continues to serve niche markets despite its age. While it is no longer competitive with the latest high-performance CPUs, its efficiency, ECC support, and virtualization features ensure it remains relevant in embedded, edge, and small-scale server applications. For users prioritizing power efficiency and stability over raw performance, the Xeon D-1531 remains a solid choice.
Frequently Compared

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Intel Xeon D-1531

Main Specifications

Designer: Intel
Name: Xeon D-1531
Family: Xeon
Series: D-1500
Model Number: D-1531
Cores: 6
Threads: 12
Base Frequency: 2200 MHz
Turbo Frequency (1 core): 2700 MHz
Clock Multiplier: 22x (locked)
Microarchitecture: Broadwell
Core Name: Broadwell
Core Family: 6
Core Model: 6
Socket: BGA 1667
Package: FCBGA-1667
Target Segment: Server
Max CPUs: 1
TDP: 45 W
Release Price: $348.00

Cache Specifications

L1 Cache: 384 KiB
L1 Instruction Cache: 192.512 KiB (8-way set associative)
L1 Data Cache: 192.512 KiB (8-way set associative)
L2 Cache: 1.5 MiB (8-way set associative)
L3 Cache: 9 MiB (16-way set associative)

Memory Specifications

Supported Memory Type: DDR4-2133
Memory Channels: 2
Maximum Memory: 128 GB
Maximum Bandwidth: 31.78 GB/s
ECC Support: Yes

PCI-Express Specifications

PCIe Revision: 3.0
PCIe Lanes: 24
PCIe Configuration: x16, x8, x4

Physical Specifications

Process: 14 nm
Die Area: 246.24 mm²
Transistor Count: 3.20 billion
Manufacturer: Intel
Technology: CMOS
Word Size: 64-bit
ISA: x86-64 (x86)

CPU Features

MMX EMMX SSE SSE2 SSE3 SSSE3 SSE4.1 SSE4.2 AVX AVX2 ABM BMI1 BMI2 FMA3 AES RdRand ADX CLMUL F16C x86-16 x86-32 x86-64 Real Protected SMM FPU NX HT TBT 2.0 EIST TXT vPro VT-x VT-d EPT Secure Key SMEP TSX Flex Memory TBT 1.0 FMA
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