Intel Xeon E5-2643 v4 processor review

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

2275

PassMark
CPU mark

Top 1 CPU

This CPU

156834

19987

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	2275
PassMark - CPU mark	19987
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)