Intel Xeon E5-2640 v4 vs Intel Xeon E5-2620 v3

Comparative analysis of Intel Xeon E5-2640 v4 and Intel Xeon E5-2620 v3 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, CompuBench 1.5 Desktop - Face Detection (mPixels/s), CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s), CompuBench 1.5 Desktop - T-Rex (Frames/s), CompuBench 1.5 Desktop - Video Composition (Frames/s), CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s).

Intel Xeon E5-2640 v4

Intel Xeon E5-2620 v3

Differences

Reasons to consider the Intel Xeon E5-2640 v4

4 more cores, run more applications at once: 10 vs 6
8 more threads: 20 vs 12
Around 6% higher clock speed: 3.40 GHz vs 3.20 GHz
Around 5% higher maximum core temperature: 76°C vs 72.6°C
A newer manufacturing process allows for a more powerful, yet cooler running processor: 14 nm vs 22 nm
2x more maximum memory size: 1.5 TB vs 768 GB
Around 11% better performance in PassMark - Single thread mark: 1885 vs 1695
Around 59% better performance in PassMark - CPU mark: 21124 vs 13251
Around 38% better performance in Geekbench 4 - Multi-Core: 5464 vs 3958

Specifications (specs)
Number of cores	10 vs 6
Number of threads	20 vs 12
Maximum frequency	3.40 GHz vs 3.20 GHz
Maximum core temperature	76°C vs 72.6°C
Manufacturing process technology	14 nm vs 22 nm
Maximum memory size	1.5 TB vs 768 GB
Benchmarks
PassMark - Single thread mark	1885 vs 1695
PassMark - CPU mark	21124 vs 13251
Geekbench 4 - Multi-Core	5464 vs 3958

Reasons to consider the Intel Xeon E5-2620 v3

Around 6% lower typical power consumption: 85 Watt vs 90 Watt

Specifications (specs)
Thermal Design Power (TDP)	85 Watt vs 90 Watt
Benchmarks
Geekbench 4 - Single Core	697 vs 695

Compare benchmarks

CPU 1: Intel Xeon E5-2640 v4
CPU 2: Intel Xeon E5-2620 v3

PassMark - Single thread mark

CPU 1

CPU 2

1885

1695

PassMark - CPU mark

CPU 1

CPU 2

21124

13251

Geekbench 4 - Single Core

CPU 1

CPU 2

695

697

Geekbench 4 - Multi-Core

CPU 1

CPU 2

5464

3958

Name	Intel Xeon E5-2640 v4	Intel Xeon E5-2620 v3
PassMark - Single thread mark	1885	1695
PassMark - CPU mark	21124	13251
Geekbench 4 - Single Core	695	697
Geekbench 4 - Multi-Core	5464	3958
CompuBench 1.5 Desktop - Face Detection (mPixels/s)		16.123
CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s)		194.017
CompuBench 1.5 Desktop - T-Rex (Frames/s)		1.526
CompuBench 1.5 Desktop - Video Composition (Frames/s)		7.846
CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s)		47.998

Compare specifications (specs)

	Intel Xeon E5-2640 v4	Intel Xeon E5-2620 v3
Essentials
Architecture codename	Broadwell	Haswell
Launch date	Q1'16	Q3'14
Place in performance rating	1326	1330
Processor Number	E5-2640V4	E5-2620V3
Series	Intel® Xeon® Processor E5 v4 Family	Intel® Xeon® Processor E5 v3 Family
Status	Launched	Launched
Vertical segment	Server	Server
Performance
64 bit support
Base frequency	2.40 GHz	2.40 GHz
Bus Speed	8 GT/s QPI	8 GT/s QPI
Manufacturing process technology	14 nm	22 nm
Maximum core temperature	76°C	72.6°C
Maximum frequency	3.40 GHz	3.20 GHz
Number of cores	10	6
Number of QPI Links	2	2
Number of threads	20	12
VID voltage range	0	0.65V–1.30V
Memory
Max memory channels	4	4
Maximum memory bandwidth	68.3 GB/s	59 GB/s
Maximum memory size	1.5 TB	768 GB
Supported memory types	DDR4 1600/1866/2133	DDR4 1600/1866
Compatibility
Low Halogen Options Available
Max number of CPUs in a configuration	2	2
Package Size	45mm x 52.5mm	52.5mm x 45mm
Sockets supported	FCLGA2011-3	FCLGA2011-3
Thermal Design Power (TDP)	90 Watt	85 Watt
Peripherals
Max number of PCIe lanes	40	40
PCI Express revision	3.0	3.0
PCIe configurations	x4, x8, x16	x4, x8, x16
Scalability	2S	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® 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	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)