Intel Xeon E5-2643 v4 vs Intel Xeon E-2176G

Comparative analysis of Intel Xeon E5-2643 v4 and Intel Xeon E-2176G processors for all known characteristics in the following categories: Essentials, Performance, Memory, Compatibility, Peripherals, Security & Reliability, Advanced Technologies, Virtualization, Graphics, Graphics interfaces, Graphics image quality, Graphics API support. Benchmark processor performance analysis: PassMark - Single thread mark, PassMark - CPU mark, Geekbench 4 - Single Core, Geekbench 4 - Multi-Core.

Intel Xeon E5-2643 v4

Intel Xeon E-2176G

Differences

Reasons to consider the Intel Xeon E5-2643 v4

12x more maximum memory size: 1.5 TB vs 128 GB
Around 48% better performance in PassMark - CPU mark: 20061 vs 13543

Specifications (specs)
Maximum memory size	1.5 TB vs 128 GB
Max number of CPUs in a configuration	2 vs 1
Benchmarks
PassMark - CPU mark	20061 vs 13543

Reasons to consider the Intel Xeon E-2176G

Around 27% higher clock speed: 4.70 GHz vs 3.70 GHz
Around 69% lower typical power consumption: 80 Watt vs 135 Watt
Around 18% better performance in PassMark - Single thread mark: 2694 vs 2276

Specifications (specs)
Maximum frequency	4.70 GHz vs 3.70 GHz
Thermal Design Power (TDP)	80 Watt vs 135 Watt
Benchmarks
PassMark - Single thread mark	2694 vs 2276

Compare benchmarks

CPU 1: Intel Xeon E5-2643 v4
CPU 2: Intel Xeon E-2176G

PassMark - Single thread mark

CPU 1

CPU 2

2276

2694

PassMark - CPU mark

CPU 1

CPU 2

20061

13543

Name	Intel Xeon E5-2643 v4	Intel Xeon E-2176G
PassMark - Single thread mark	2276	2694
PassMark - CPU mark	20061	13543
Geekbench 4 - Single Core	3707
Geekbench 4 - Multi-Core	19860

Compare specifications (specs)

	Intel Xeon E5-2643 v4	Intel Xeon E-2176G
Essentials
Architecture codename	Broadwell	Coffee Lake
Launch date	Q1'16	Q3'18
Place in performance rating	225	693
Processor Number	E5-2643V4	E-2176G
Series	Intel® Xeon® Processor E5 v4 Family	Intel® Xeon® E Processor
Status	Launched	Launched
Vertical segment	Server	Server
Performance
64 bit support
Base frequency	3.40 GHz	3.70 GHz
Bus Speed	9.6 GT/s QPI	8 GT/s DMI3
Manufacturing process technology	14 nm	14 nm
Maximum core temperature	75°C
Maximum frequency	3.70 GHz	4.70 GHz
Number of cores	6	6
Number of QPI Links	2
Number of threads	12	12
VID voltage range	0
Memory
Max memory channels	4	2
Maximum memory bandwidth	76.8 GB/s	41.6 GB/s
Maximum memory size	1.5 TB	128 GB
Supported memory types	DDR4 1600/1866/2133/2400	DDR4-2666
Compatibility
Low Halogen Options Available
Max number of CPUs in a configuration	2	1
Package Size	45mm x 52.5mm	37.5mm x 37.5mm
Sockets supported	FCLGA2011-3	FCLGA1151
Thermal Design Power (TDP)	135 Watt	80 Watt
Peripherals
Max number of PCIe lanes	40	16
PCI Express revision	3.0	3.0
PCIe configurations	x4, x8, x16	1x16,2x8,1x8+2x4
Scalability	2S	1S Only
Security & Reliability
Execute Disable Bit (EDB)
Intel® Identity Protection technology
Intel® OS Guard
Intel® Secure Key technology
Intel® Trusted Execution technology (TXT)
Intel® Memory Protection Extensions (Intel® MPX)
Intel® Software Guard Extensions (Intel® SGX)
Secure Boot
Advanced Technologies
Enhanced Intel SpeedStep® technology
Idle States
Instruction set extensions	Intel® AVX2	Intel® SSE4.1, Intel® SSE4.2, 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® Optane™ Memory Supported
Virtualization
Intel® Virtualization Technology (VT-x)
Intel® Virtualization Technology for Directed I/O (VT-d)
Intel® VT-x with Extended Page Tables (EPT)
Graphics
Device ID		0x3E96
Graphics base frequency		350 MHz
Graphics max dynamic frequency		1.20 GHz
Intel® Clear Video HD technology
Intel® Clear Video technology
Intel® InTru™ 3D technology
Intel® Quick Sync Video
Max video memory		128 GB
Processor graphics		Intel® UHD Graphics P630
Graphics interfaces
DisplayPort
DVI
eDP
HDMI
Number of displays supported		3
Graphics image quality
4K resolution support
Max resolution over DisplayPort		4096x2304@60Hz
Max resolution over eDP		4096x2304@60Hz
Max resolution over HDMI 1.4		4096x2160@24Hz
Graphics API support
DirectX		12
OpenGL		4.5