Atom C3750 vs Xeon 6521P

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Primary details

Comparing processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking96not rated
Place by popularitynot in top-100not in top-100
Market segmentServerServer
Seriesno dataIntel Atom
Power efficiency6.93no data
DesignerIntelIntel
Architecture codenameno dataGoldmont (2016−2017)
Release date1 January 2025 (less than a year ago)15 August 2017 (8 years ago)
Launch price (MSRP)no data$171

Detailed specifications

Xeon 6521P and Atom C3750 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 cores24 (Tetracosa-Core)8 (Octa-Core)
Threads488
Base clock speed2.6 GHz2.2 GHz
Boost clock speed4.1 GHz2.4 GHz
Multiplierno data22
L1 cacheno data448 KB
L2 cacheno data16 MB
L3 cache144 MB16 MB
Chip lithographyIntel 3 nm14 nm
Maximum core temperature82 °C84 °C
64 bit support-+
Windows 11 compatibilityno data-

Compatibility

Information on Xeon 6521P and Atom C3750 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 configurationno data1 (Uniprocessor)
SocketFCLGA4710FCBGA1310
Power consumption (TDP)225 Watt21 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Xeon 6521P and Atom C3750. You'll probably need this information if you require some particular technology.

Instruction set extensionsIntel® SSE4.2, Intel® AVX, Intel® AVX2, Intel® AVX-512, Intel® AMXno data
AES-NI++
Enhanced SpeedStep (EIST)no data+
QuickAssistno data-
Speed Shift+no data
Turbo Boost Technology2.02.0
Hyper-Threading Technology+-
TSX+-
Deep Learning Boost+-

Security technologies

Xeon 6521P and Atom C3750 technologies aimed at improving security, for example, by protecting against hacks.

TXT+no data
EDB++
Secure Bootno data+
SGX+-
OS Guard++

Virtualization technologies

Virtual machine speed-up technologies supported by Xeon 6521P and Atom C3750 are enumerated here.

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

Memory specs

Types, maximum amount and channel quantity of RAM supported by Xeon 6521P and Atom C3750. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR5(6400MT/s)DDR4: 2400
Maximum memory size4 TB256 GB
Max memory channels82
Maximum memory bandwidthno data34.134 GB/s
ECC memory support++

Peripherals

Specifications and connection of peripherals supported by Xeon 6521P and Atom C3750.

PCIe version5.03
PCI Express lanes13612
USB revisionno data3
Total number of SATA portsno data12
Number of USB portsno data8
Integrated LANno data2x10/2.5/1 GBE

Pros & cons summary


Recency 1 January 2025 15 August 2017
Physical cores 24 8
Threads 48 8
Power consumption (TDP) 225 Watt 21 Watt

Xeon 6521P has an age advantage of 7 years, and 200% more physical cores and 500% more threads.

Atom C3750, on the other hand, has 971.4% lower power consumption.

We couldn't decide between Intel Xeon 6521P and Intel Atom C3750. We've got no test results to judge.

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Intel Xeon 6521P
Xeon 6521P
Intel Atom C3750
Atom C3750

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