Intel Xeon E5-2658A v3 processor review

Xeon E5-2658A v3 processor released by Intel; release date: Q1'15. The processor is designed for embedded-computers and based on Haswell microarchitecture.

CPU is locked to prevent overclocking. Total number of cores - 12, threads - 24. Maximum CPU clock speed - 2.90 GHz. Maximum operating temperature - 91. Manufacturing process technology - 22 nm.

Supported memory types: DDR4 1600/1866/2133. Maximum memory size: 768 GB.

Supported socket types: FCLGA2011-3. Maximum number of processors in a configuration - 2. Power consumption (TDP): 105 Watt.


Geekbench 4
Single Core
Top 1 CPU
This CPU
Geekbench 4
Top 1 CPU
This CPU
Name Value
Geekbench 4 - Single Core 2959
Geekbench 4 - Multi-Core 20447

Specifications (specs)


Architecture codename Haswell
Launch date Q1'15
Place in performance rating 64
Processor Number E5-2658AV3
Series Intel® Xeon® Processor E5 v3 Family
Status Launched
Vertical segment Embedded


64 bit support
Base frequency 2.20 GHz
Bus Speed 9.6 GT/s QPI
Manufacturing process technology 22 nm
Maximum core temperature 91
Maximum frequency 2.90 GHz
Number of cores 12
Number of QPI Links 2
Number of threads 24
VID voltage range 0.65V–1.30V


Max memory channels 4
Maximum memory bandwidth 68 GB/s
Maximum memory size 768 GB
Supported memory types DDR4 1600/1866/2133


Low Halogen Options Available
Max number of CPUs in a configuration 2
Package Size 52.5mm x 45mm
Sockets supported FCLGA2011-3
Thermal Design Power (TDP) 105 Watt


Max number of PCIe lanes 40
PCI Express revision 3.0
PCIe configurations x4, x8, x16
Scalability 2S

Security & Reliability

Execute Disable Bit (EDB)
Intel® Identity Protection technology
Intel® OS Guard
Intel® Secure Key technology
Intel® Trusted Execution technology (TXT)

Advanced Technologies

Enhanced Intel SpeedStep® technology
Idle States
Instruction set extensions Intel® AVX2
Intel 64
Intel® AES New Instructions
Intel® Demand Based Switching
Intel® Flex Memory Access
Intel® Hyper-Threading technology
Intel® TSX-NI
Intel® Turbo Boost technology
Intel® vPro™ Platform Eligibility
Physical Address Extensions (PAE) 46-bit
Thermal Monitoring


Intel® Virtualization Technology (VT-x)
Intel® Virtualization Technology for Directed I/O (VT-d)
Intel® VT-x with Extended Page Tables (EPT)