Intel Xeon E3-1271 v3 vs Intel Xeon E3-1285L v3

Comparative analysis of Intel Xeon E3-1271 v3 and Intel Xeon E3-1285L v3 processors for all known characteristics in the following categories: Essentials, Performance, Memory, Compatibility, Peripherals, Security & Reliability, Advanced Technologies, Virtualization, Graphics, Graphics interfaces, Graphics API support. 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 E3-1271 v3

Intel Xeon E3-1285L v3

Differences

Reasons to consider the Intel Xeon E3-1271 v3

Around 3% higher clock speed: 4.00 GHz vs 3.90 GHz
Around 6% better performance in PassMark - Single thread mark: 2277 vs 2149
Around 10% better performance in PassMark - CPU mark: 7513 vs 6803

Specifications (specs)
Maximum frequency	4.00 GHz vs 3.90 GHz
Benchmarks
PassMark - Single thread mark	2277 vs 2149
PassMark - CPU mark	7513 vs 6803

Reasons to consider the Intel Xeon E3-1285L v3

Around 23% lower typical power consumption: 65 Watt vs 80 Watt
4.2x better performance in Geekbench 4 - Single Core: 4062 vs 965
3.7x better performance in Geekbench 4 - Multi-Core: 13475 vs 3597

Specifications (specs)
Thermal Design Power (TDP)	65 Watt vs 80 Watt
Benchmarks
Geekbench 4 - Single Core	4062 vs 965
Geekbench 4 - Multi-Core	13475 vs 3597

Compare benchmarks

CPU 1: Intel Xeon E3-1271 v3
CPU 2: Intel Xeon E3-1285L v3

PassMark - Single thread mark

CPU 1

CPU 2

2277

2149

PassMark - CPU mark

CPU 1

CPU 2

7513

6803

Geekbench 4 - Single Core

CPU 1

CPU 2

965

4062

Geekbench 4 - Multi-Core

CPU 1

CPU 2

3597

13475

Name	Intel Xeon E3-1271 v3	Intel Xeon E3-1285L v3
PassMark - Single thread mark	2277	2149
PassMark - CPU mark	7513	6803
Geekbench 4 - Single Core	965	4062
Geekbench 4 - Multi-Core	3597	13475
CompuBench 1.5 Desktop - Face Detection (mPixels/s)		1.853
CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s)		80.062
CompuBench 1.5 Desktop - T-Rex (Frames/s)		0.584
CompuBench 1.5 Desktop - Video Composition (Frames/s)		2.365
CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s)		5.981

Compare specifications (specs)

	Intel Xeon E3-1271 v3	Intel Xeon E3-1285L v3
Essentials
Architecture codename	Haswell	Haswell
Launch date	Q2'14	June 2013
Place in performance rating	1418	1294
Processor Number	E3-1271V3	E3-1285Lv3
Series	Intel® Xeon® Processor E3 v3 Family	Intel® Xeon® Processor E3 v3 Family
Status	Launched	Discontinued
Vertical segment	Server	Server
Launch price (MSRP)		$809
Price now		$808.02
Value for money (0-100)		3.64
Performance
64 bit support
Base frequency	3.60 GHz	3.10 GHz
Bus Speed	5 GT/s DMI2	5 GT/s DMI
Manufacturing process technology	22 nm	22 nm
Maximum frequency	4.00 GHz	3.90 GHz
Number of cores	4	4
Number of QPI Links	0	0
Number of threads	8	8
Die size		160 mm
L1 cache		64 KB (per core)
L2 cache		256 KB (per core)
L3 cache		8192 KB (shared)
Transistor count		1400 million
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
ECC memory support
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	65 Watt
Thermal Solution	PCG 2013D	PCG 2013C
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
Flexible Display interface (FDI)
Intel® Advanced Vector Extensions (AVX)
Virtualization
Intel® Virtualization Technology (VT-x)
Intel® Virtualization Technology for Directed I/O (VT-d)
Intel® VT-x with Extended Page Tables (EPT)
Graphics
Graphics base frequency		350 MHz
Graphics max dynamic frequency		1.25 GHz
Graphics max frequency		1.25 GHz
Intel® Clear Video HD technology
Intel® Flexible Display Interface (Intel® FDI)
Intel® InTru™ 3D technology
Intel® Quick Sync Video
Processor graphics		Intel HD Graphics P4700
Graphics interfaces
Number of displays supported		3
Graphics API support
DirectX		11.2