Intel Xeon E3-1285L v4 vs Intel Xeon E5-2637

Comparative analysis of Intel Xeon E3-1285L v4 and Intel Xeon E5-2637 processors for all known characteristics in the following categories: Essentials, Performance, Memory, Graphics, Graphics interfaces, Compatibility, Peripherals, Security & Reliability, Advanced Technologies, Virtualization. Benchmark processor performance analysis: PassMark - Single thread mark, PassMark - CPU mark, 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 E3-1285L v4

Intel Xeon E5-2637

Differences

Reasons to consider the Intel Xeon E3-1285L v4

2 more cores, run more applications at once: 4 vs 2
4 more threads: 8 vs 4
Around 9% higher clock speed: 3.80 GHz vs 3.50 GHz
A newer manufacturing process allows for a more powerful, yet cooler running processor: 14 nm vs 32 nm
Around 23% lower typical power consumption: 65 Watt vs 80 Watt
Around 42% better performance in PassMark - Single thread mark: 2353 vs 1654
Around 40% better performance in PassMark - CPU mark: 8084 vs 5775

Specifications (specs)
Number of cores	4 vs 2
Number of threads	8 vs 4
Maximum frequency	3.80 GHz vs 3.50 GHz
Manufacturing process technology	14 nm vs 32 nm
Thermal Design Power (TDP)	65 Watt vs 80 Watt
Benchmarks
PassMark - Single thread mark	2353 vs 1654
PassMark - CPU mark	8084 vs 5775

Reasons to consider the Intel Xeon E5-2637

12x more maximum memory size: 384 GB vs 32 GB

Maximum memory size	384 GB vs 32 GB
Max number of CPUs in a configuration	2 vs 1

Compare benchmarks

CPU 1: Intel Xeon E3-1285L v4
CPU 2: Intel Xeon E5-2637

PassMark - Single thread mark

CPU 1

CPU 2

2353

1654

PassMark - CPU mark

CPU 1

CPU 2

8084

5775

Name	Intel Xeon E3-1285L v4	Intel Xeon E5-2637
PassMark - Single thread mark	2353	1654
PassMark - CPU mark	8084	5775
CompuBench 1.5 Desktop - Face Detection (mPixels/s)	15.699
CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s)	119.584
CompuBench 1.5 Desktop - T-Rex (Frames/s)	0.832
CompuBench 1.5 Desktop - Video Composition (Frames/s)	4.973
CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s)	40.284

Compare specifications (specs)

	Intel Xeon E3-1285L v4	Intel Xeon E5-2637
Essentials
Architecture codename	Broadwell	Sandy Bridge EP
Launch date	Q2'15	March 2012
Place in performance rating	1487	1496
Processor Number	E3-1285LV4	E5-2637
Series	Intel® Xeon® Processor E3 v4 Family	Intel® Xeon® Processor E5 Family
Status	Launched	Discontinued
Vertical segment	Server	Server
Performance
64 bit support
Base frequency	3.40 GHz	3.00 GHz
Bus Speed	5 GT/s DMI	8 GT/s QPI
Manufacturing process technology	14 nm	32 nm
Maximum frequency	3.80 GHz	3.50 GHz
Number of cores	4	2
Number of QPI Links	0	2
Number of threads	8	4
Die size		294 mm
L1 cache		64 KB (per core)
L2 cache		256 KB (per core)
L3 cache		5120 KB (shared)
Maximum core temperature		70.0°C
Transistor count		1270 million
VID voltage range		0.6V - 1.35V
Memory
Max memory channels	2	4
Maximum memory bandwidth	29.8 GB/s	51.2 GB/s
Maximum memory size	32 GB	384 GB
Supported memory types	DDR3 and DDR3L 1333/1600/1866 at 1.5V	DDR3 800/1066/1333/1600
ECC memory support
Graphics
eDRAM	128 MB
Execution Units	48
Graphics base frequency	300 MHz
Graphics max dynamic frequency	1.15 GHz
Intel® Clear Video technology
Intel® Flexible Display Interface (Intel® FDI)
Intel® Quick Sync Video
Max video memory	32 GB
Graphics interfaces
Number of displays supported	3
Compatibility
Low Halogen Options Available
Max number of CPUs in a configuration	1	2
Package Size	37.5mm x 37.5mm	52.5mm x 45.0mm
Sockets supported	FCLGA1150	FCLGA2011
Thermal Design Power (TDP)	65 Watt	80 Watt
Thermal Solution	PCG 2013B
Peripherals
Max number of PCIe lanes	16	40
PCI Express revision	3.0	3.0
PCIe configurations	1x16
Scalability	1S Only	2S Only
Security & Reliability
Execute Disable Bit (EDB)
Intel® OS Guard
Intel® Trusted Execution technology (TXT)
Intel® Identity Protection technology
Advanced Technologies
Enhanced Intel SpeedStep® technology
Idle States
Instruction set extensions	Intel® SSE4.1, Intel® SSE4.2, Intel® AVX2	Intel® AVX
Intel 64
Intel® AES New Instructions
Intel® Hyper-Threading technology
Intel® TSX-NI
Intel® Turbo Boost technology
Intel® vPro™ Platform Eligibility
Intel® Advanced Vector Extensions (AVX)
Intel® Demand Based Switching
Intel® Flex Memory Access
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)