Intel Xeon E5-2643 v4 processor review

Intel Xeon E5-2643 v4

Xeon E5-2643 v4 processor released by Intel; release date: Q1'16. The processor is designed for server-computers and based on Broadwell microarchitecture.

CPU is locked to prevent overclocking. Total number of cores - 6, threads - 12. Maximum CPU clock speed - 3.70 GHz. Maximum operating temperature - 75°C. Manufacturing process technology - 14 nm.

Supported memory types: DDR4 1600/1866/2133/2400. Maximum memory size: 1.5 TB.

Supported socket types: FCLGA2011-3. Maximum number of processors in a configuration - 2. Power consumption (TDP): 135 Watt.

Benchmarks

PassMark
Single thread mark
Top 1 CPU
This CPU
4870
2277
PassMark
CPU mark
Top 1 CPU
This CPU
156834
19937
Geekbench 4
Single Core
Top 1 CPU
This CPU
5311
3707
Geekbench 4
Multi-Core
Top 1 CPU
This CPU
36691
19860
Name Value
PassMark - Single thread mark 2277
PassMark - CPU mark 19937
Geekbench 4 - Single Core 3707
Geekbench 4 - Multi-Core 19860

Specifications (specs)

Essentials

Architecture codename Broadwell
Launch date Q1'16
Place in performance rating 262
Processor Number E5-2643V4
Series Intel® Xeon® Processor E5 v4 Family
Status Launched
Vertical segment Server

Performance

64 bit support
Base frequency 3.40 GHz
Bus Speed 9.6 GT/s QPI
Manufacturing process technology 14 nm
Maximum core temperature 75°C
Maximum frequency 3.70 GHz
Number of cores 6
Number of QPI Links 2
Number of threads 12
VID voltage range 0

Memory

Max memory channels 4
Maximum memory bandwidth 76.8 GB/s
Maximum memory size 1.5 TB
Supported memory types DDR4 1600/1866/2133/2400

Compatibility

Low Halogen Options Available
Max number of CPUs in a configuration 2
Package Size 45mm x 52.5mm
Sockets supported FCLGA2011-3
Thermal Design Power (TDP) 135 Watt

Peripherals

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

Virtualization

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