Intel Xeon E5-2640 v4 vs Intel Xeon E3-1235L v5

Comparative analysis of Intel Xeon E5-2640 v4 and Intel Xeon E3-1235L v5 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 E5-2640 v4

Intel Xeon E3-1235L v5

Differences

Reasons to consider the Intel Xeon E5-2640 v4

6 more cores, run more applications at once: 10 vs 4
16 more threads: 20 vs 4
Around 13% higher clock speed: 3.40 GHz vs 3.00 GHz
24x more maximum memory size: 1.5 TB vs 64 GB
Around 6% better performance in PassMark - Single thread mark: 1871 vs 1761
4.2x better performance in PassMark - CPU mark: 21121 vs 5013

Specifications (specs)
Number of cores	10 vs 4
Number of threads	20 vs 4
Maximum frequency	3.40 GHz vs 3.00 GHz
Maximum memory size	1.5 TB vs 64 GB
Max number of CPUs in a configuration	2 vs 1
Benchmarks
PassMark - Single thread mark	1871 vs 1761
PassMark - CPU mark	21121 vs 5013

Reasons to consider the Intel Xeon E3-1235L v5

3.6x lower typical power consumption: 25 Watt vs 90 Watt

Thermal Design Power (TDP)	25 Watt vs 90 Watt

Compare benchmarks

CPU 1: Intel Xeon E5-2640 v4
CPU 2: Intel Xeon E3-1235L v5

PassMark - Single thread mark

CPU 1

CPU 2

1871

1761

PassMark - CPU mark

CPU 1

CPU 2

21121

5013

Name	Intel Xeon E5-2640 v4	Intel Xeon E3-1235L v5
PassMark - Single thread mark	1871	1761
PassMark - CPU mark	21121	5013
Geekbench 4 - Single Core	695
Geekbench 4 - Multi-Core	5464

Compare specifications (specs)

	Intel Xeon E5-2640 v4	Intel Xeon E3-1235L v5
Essentials
Architecture codename	Broadwell	Skylake
Launch date	Q1'16	Q4'15
Place in performance rating	1408	1437
Processor Number	E5-2640V4	E3-1235LV5
Series	Intel® Xeon® Processor E5 v4 Family	Intel® Xeon® Processor E3 v5 Family
Status	Launched	Launched
Vertical segment	Server	Server
Performance
64 bit support
Base frequency	2.40 GHz	2.00 GHz
Bus Speed	8 GT/s QPI	8 GT/s DMI3
Manufacturing process technology	14 nm	14 nm
Maximum core temperature	76°C
Maximum frequency	3.40 GHz	3.00 GHz
Number of cores	10	4
Number of QPI Links	2
Number of threads	20	4
VID voltage range	0	0.55V-1.52V
Memory
Max memory channels	4	2
Maximum memory bandwidth	68.3 GB/s	34.1 GB/s
Maximum memory size	1.5 TB	64 GB
Supported memory types	DDR4 1600/1866/2133	DDR4-1866/2133, DDR3L-1333/1600 @ 1.35V
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)	90 Watt	25 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
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		0x191D
Graphics base frequency		400 MHz
Intel® Clear Video HD technology
Intel® Clear Video technology
Intel® InTru™ 3D technology
Intel® Quick Sync Video
Max video memory		64 GB
Processor graphics		Intel® HD Graphics P530
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		4096x2304@24Hz
Graphics API support
DirectX		12
OpenGL		4.4