Intel Xeon E3-1271 v3 vs Intel Xeon E3-1240L v3

Comparative analysis of Intel Xeon E3-1271 v3 and Intel Xeon E3-1240L 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.

Intel Xeon E3-1271 v3

Intel Xeon E3-1240L v3

Differences

Reasons to consider the Intel Xeon E3-1271 v3

Around 33% higher clock speed: 4.00 GHz vs 3.00 GHz
Around 31% better performance in PassMark - Single thread mark: 2275 vs 1739
Around 33% better performance in PassMark - CPU mark: 7529 vs 5655

Specifications (specs)
Maximum frequency	4.00 GHz vs 3.00 GHz
Benchmarks
PassMark - Single thread mark	2275 vs 1739
PassMark - CPU mark	7529 vs 5655

Reasons to consider the Intel Xeon E3-1240L v3

3.2x lower typical power consumption: 25 Watt vs 80 Watt

Thermal Design Power (TDP)	25 Watt vs 80 Watt

Compare benchmarks

CPU 1: Intel Xeon E3-1271 v3
CPU 2: Intel Xeon E3-1240L v3

PassMark - Single thread mark

CPU 1

CPU 2

2275

1739

PassMark - CPU mark

CPU 1

CPU 2

7529

5655

Name	Intel Xeon E3-1271 v3	Intel Xeon E3-1240L v3
PassMark - Single thread mark	2275	1739
PassMark - CPU mark	7529	5655
Geekbench 4 - Single Core	965
Geekbench 4 - Multi-Core	3597

Compare specifications (specs)

	Intel Xeon E3-1271 v3	Intel Xeon E3-1240L v3
Essentials
Architecture codename	Haswell	Haswell
Launch date	Q2'14	Q2'14
Place in performance rating	1330	1340
Processor Number	E3-1271V3	E3-1240LV3
Series	Intel® Xeon® Processor E3 v3 Family	Intel® Xeon® Processor E3 v3 Family
Status	Launched	Launched
Vertical segment	Server	Server
Performance
64 bit support
Base frequency	3.60 GHz	2.00 GHz
Bus Speed	5 GT/s DMI2	5 GT/s DMI2
Manufacturing process technology	22 nm	22 nm
Maximum frequency	4.00 GHz	3.00 GHz
Number of cores	4	4
Number of QPI Links	0	0
Number of threads	8	8
Memory
Max memory channels	2	2
Maximum memory bandwidth	25.6 GB/s	25.6 GB/s
Maximum memory size	32 GB	32 GB
Supported memory types	DDR3 and DDR3L 1333/1600 at 1.5V	DDR3 and DDR3L 1333/1600 at 1.5V
Compatibility
Low Halogen Options Available
Max number of CPUs in a configuration	1	1
Package Size	37.5mm x 37.5mm	37.5mm x 37.5mm
Sockets supported	FCLGA1150	FCLGA1150
Thermal Design Power (TDP)	80 Watt	25 Watt
Thermal Solution	PCG 2013D	PCG 2013A
Peripherals
Max number of PCIe lanes	16	16
PCI Express revision	3.0	3.0
PCIe configurations	1x16, 2x8, 1x8/2x4	1x16, 2x8, 1x8/2x4
Scalability	1S Only	1S Only
Security & Reliability
Anti-Theft technology
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® SSE4.1, Intel® SSE4.2, Intel® AVX2	Intel® SSE4.1, Intel® SSE4.2, Intel® AVX2
Intel 64
Intel® AES New Instructions
Intel® Fast Memory Access
Intel® Flex Memory Access
Intel® Hyper-Threading technology
Intel® Stable Image Platform Program (SIPP)
Intel® TSX-NI
Intel® Turbo Boost technology
Intel® vPro™ Platform Eligibility
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)