Pentium Silver J5005 vs Xeon D-1521

VS

Aggregate performance score

Xeon D-1521
2015
4 cores / 8 threads, 45 Watt
3.58
+83.6%
Pentium Silver J5005
2017
4 cores / 4 threads, 10 Watt
1.95

Xeon D-1521 outperforms Pentium Silver J5005 by an impressive 84% based on our aggregate benchmark results.

Primary details

Comparing Xeon D-1521 and Pentium Silver J5005 processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking15191954
Place by popularitynot in top-100not in top-100
Cost-effectiveness evaluation2.601.50
Market segmentServerDesktop processor
SeriesIntel Xeon DIntel Pentium Silver
Power efficiency7.5218.44
Architecture codenameBroadwell (2015−2019)Goldmont Plus (2017)
Release date1 November 2015 (9 years ago)11 December 2017 (7 years ago)
Launch price (MSRP)$199$161

Cost-effectiveness evaluation

Performance per price, higher is better.

Xeon D-1521 has 73% better value for money than Pentium Silver J5005.

Detailed specifications

Xeon D-1521 and Pentium Silver J5005 basic parameters such as number of cores, number of threads, base frequency and turbo boost clock, lithography, cache size and multiplier lock state. These parameters indirectly say of CPU speed, though for more precise assessment you have to consider their test results.

Physical cores4 (Quad-Core)4 (Quad-Core)
Threads84
Base clock speed2.4 GHz1.5 GHz
Boost clock speed2.7 GHz2.8 GHz
Bus typeDMI 2.0no data
Multiplier2415
L1 cache64K (per core)56 KB (per core)
L2 cache256K (per core)256K (per core)
L3 cache1.5 MB (per core)4 MB (shared)
Chip lithography14 nm14 nm
Die size246.24 mm293 mm2
Maximum core temperatureno data105 deg C
Maximum case temperature (TCase)80 °C72 °C
Number of transistors3,200 millionno data
64 bit support++
Windows 11 compatibility-+

Compatibility

Information on Xeon D-1521 and Pentium Silver J5005 compatibility with other computer components: motherboard (look for socket type), power supply unit (look for power consumption) etc. Useful when planning a future computer configuration or upgrading an existing one. Note that power consumption of some processors can well exceed their nominal TDP, even without overclocking. Some can even double their declared thermals given that the motherboard allows to tune the CPU power parameters.

Number of CPUs in a configuration1 (Uniprocessor)1 (Uniprocessor)
SocketFCBGA1667FCBGA1090
Power consumption (TDP)45 Watt10 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Xeon D-1521 and Pentium Silver J5005. You'll probably need this information if you require some particular technology.

Instruction set extensionsIntel® AVX2Intel® SSE4.2
AES-NI++
AVX++
Enhanced SpeedStep (EIST)++
Speed Shiftno data-
Turbo Boost Technology2.0-
Hyper-Threading Technology+-
TSX+-
Idle States++
Thermal Monitoring++
Smart Responseno data-
GPIO++
Turbo Boost Max 3.0no data-

Security technologies

Xeon D-1521 and Pentium Silver J5005 technologies aimed at improving security, for example, by protecting against hacks.

TXT+no data
EDB++
Secure Key++
MPX-+
Identity Protection-+
SGXno dataYes with Intel® ME
OS Guard++
Anti-Theftno data-

Virtualization technologies

Virtual machine speed-up technologies supported by Xeon D-1521 and Pentium Silver J5005 are enumerated here.

VT-d++
VT-x++
EPT++

Memory specs

Types, maximum amount and channel quantity of RAM supported by Xeon D-1521 and Pentium Silver J5005. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR4, DDR3upto-2400
Maximum memory size128 GB8 GB
Max memory channels22
Maximum memory bandwidth34.124 GB/s38.397 GB/s
ECC memory support+-

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics cardno dataIntel UHD Graphics 605
Max video memoryno data8 GB
Quick Sync Video-+
Graphics max frequencyno data800 MHz
Execution Unitsno data18

Graphics interfaces

Available interfaces and connections of Xeon D-1521 and Pentium Silver J5005 integrated GPUs.

Number of displays supportedno data3
eDPno data+
DisplayPort-+
HDMI-+
MIPI-DSIno data+

Graphics image quality

Maximum display resolutions supported by Xeon D-1521 and Pentium Silver J5005 integrated GPUs, including resolutions over different interfaces.

4K resolution supportno data+

Graphics API support

APIs supported by Xeon D-1521 and Pentium Silver J5005 integrated GPUs, sometimes API versions are included.

DirectXno data12
OpenGLno data4.4

Peripherals

Specifications and connection of peripherals supported by Xeon D-1521 and Pentium Silver J5005.

PCIe version2.0/3.02.0
PCI Express lanes246
USB revision2.0/3.02.0/3.0
Total number of SATA ports62
Max number of SATA 6 Gb/s Portsno data2
Number of USB ports88
Integrated LAN+-
UART++

Synthetic benchmark performance

Various benchmark results of the processors in comparison. Overall score is measured in points in 0-100 range, higher is better.


Combined synthetic benchmark score

This is our combined benchmark performance rating. We are regularly improving our combining algorithms, but if you find some perceived inconsistencies, feel free to speak up in comments section, we usually fix problems quickly.

Xeon D-1521 3.58
+83.6%
Pentium Silver J5005 1.95

Passmark

Passmark CPU Mark is a widespread benchmark, consisting of 8 different types of workload, including integer and floating point math, extended instructions, compression, encryption and physics calculation. There is also one separate single-threaded scenario measuring single-core performance.

Xeon D-1521 5690
+83.3%
Pentium Silver J5005 3104

Gaming performance

Pros & cons summary


Performance score 3.58 1.95
Recency 1 November 2015 11 December 2017
Threads 8 4
Power consumption (TDP) 45 Watt 10 Watt

Xeon D-1521 has a 83.6% higher aggregate performance score, and 100% more threads.

Pentium Silver J5005, on the other hand, has an age advantage of 2 years, and 350% lower power consumption.

The Xeon D-1521 is our recommended choice as it beats the Pentium Silver J5005 in performance tests.

Be aware that Xeon D-1521 is a server/workstation processor while Pentium Silver J5005 is a desktop one.


Should you still have questions on choice between Xeon D-1521 and Pentium Silver J5005, ask them in Comments section, and we shall answer.

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Intel Xeon D-1521
Xeon D-1521
Intel Pentium Silver J5005
Pentium Silver J5005

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Community ratings

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Questions & comments

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