Intel Xeon Gold 5120 vs Intel Xeon E5-2643 v4

Comparative analysis of Intel Xeon Gold 5120 and Intel Xeon E5-2643 v4 processors for all known characteristics in the following categories: Essentials, Performance, Memory, Compatibility, Peripherals, Security & Reliability, Advanced Technologies, Virtualization. Benchmark processor performance analysis: PassMark - Single thread mark, PassMark - CPU mark, Geekbench 4 - Single Core, Geekbench 4 - Multi-Core.

Intel Xeon Gold 5120

Intel Xeon E5-2643 v4

Differences

Reasons to consider the Intel Xeon Gold 5120

8 more cores, run more applications at once: 14 vs 6
16 more threads: 28 vs 12
Around 8% higher maximum core temperature: 81°C vs 75°C
Around 29% lower typical power consumption: 105 Watt vs 135 Watt
Around 50% better performance in PassMark - CPU mark: 29983 vs 19937
Around 22% better performance in Geekbench 4 - Multi-Core: 24230 vs 19860

Specifications (specs)
Number of cores	14 vs 6
Number of threads	28 vs 12
Maximum core temperature	81°C vs 75°C
Thermal Design Power (TDP)	105 Watt vs 135 Watt
Benchmarks
PassMark - CPU mark	29983 vs 19937
Geekbench 4 - Multi-Core	24230 vs 19860

Reasons to consider the Intel Xeon E5-2643 v4

Around 16% higher clock speed: 3.70 GHz vs 3.20 GHz
2x more maximum memory size: 1.5 TB vs 768 GB
Around 32% better performance in PassMark - Single thread mark: 2277 vs 1730
Around 7% better performance in Geekbench 4 - Single Core: 3707 vs 3452

Specifications (specs)
Maximum frequency	3.70 GHz vs 3.20 GHz
Maximum memory size	1.5 TB vs 768 GB
Benchmarks
PassMark - Single thread mark	2277 vs 1730
Geekbench 4 - Single Core	3707 vs 3452

Compare benchmarks

CPU 1: Intel Xeon Gold 5120
CPU 2: Intel Xeon E5-2643 v4

PassMark - Single thread mark

CPU 1

CPU 2

1730

2277

PassMark - CPU mark

CPU 1

CPU 2

29983

19937

Geekbench 4 - Single Core

CPU 1

CPU 2

3452

3707

Geekbench 4 - Multi-Core

CPU 1

CPU 2

24230

19860

Name	Intel Xeon Gold 5120	Intel Xeon E5-2643 v4
PassMark - Single thread mark	1730	2277
PassMark - CPU mark	29983	19937
Geekbench 4 - Single Core	3452	3707
Geekbench 4 - Multi-Core	24230	19860

Compare specifications (specs)

	Intel Xeon Gold 5120	Intel Xeon E5-2643 v4
Essentials
Architecture codename	Skylake	Broadwell
Launch date	Q3'17	Q1'16
Place in performance rating	250	262
Processor Number	5120	E5-2643V4
Series	Intel® Xeon® Scalable Processors	Intel® Xeon® Processor E5 v4 Family
Status	Launched	Launched
Vertical segment	Server	Server
Performance
Base frequency	2.20 GHz	3.40 GHz
Manufacturing process technology	14 nm	14 nm
Maximum core temperature	81°C	75°C
Maximum frequency	3.20 GHz	3.70 GHz
Number of cores	14	6
Number of threads	28	12
Number of Ultra Path Interconnect (UPI) Links	2
64 bit support
Bus Speed		9.6 GT/s QPI
Number of QPI Links		2
VID voltage range		0
Memory
Max memory channels	6	4
Maximum memory size	768 GB	1.5 TB
Supported memory frequency	2400 MHz
Supported memory types	DDR4-2400	DDR4 1600/1866/2133/2400
Maximum memory bandwidth		76.8 GB/s
Compatibility
Low Halogen Options Available
Package Size	76.0mm x 56.5mm	45mm x 52.5mm
Sockets supported	FCLGA3647	FCLGA2011-3
Thermal Design Power (TDP)	105 Watt	135 Watt
Max number of CPUs in a configuration		2
Peripherals
Max number of PCIe lanes	48	40
PCI Express revision	3.0	3.0
Scalability	S4S	2S
PCIe configurations		x4, x8, x16
Security & Reliability
Execute Disable Bit (EDB)
Intel® Run Sure Technology
Intel® Trusted Execution technology (TXT)
Mode-based Execute Control (MBE)
Intel® Identity Protection technology
Intel® OS Guard
Intel® Secure Key technology
Advanced Technologies
Enhanced Intel SpeedStep® technology
Instruction set extensions	Intel® SSE4.2, Intel® AVX, Intel® AVX2, Intel® AVX-512	Intel® AVX2
Intel 64
Intel® AES New Instructions
Intel® Hyper-Threading technology
Intel® Optane™ Memory Supported
Intel® TSX-NI
Intel® Turbo Boost technology
Intel® Volume Management Device (VMD)
Intel® vPro™ Platform Eligibility
Number of AVX-512 FMA Units	1
Speed Shift technology
Idle States
Intel® Demand Based Switching
Intel® Flex Memory Access
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)