Intel Xeon E5-2651 v2 vs Intel Xeon E3-1286 v3

Comparative analysis of Intel Xeon E5-2651 v2 and Intel Xeon E3-1286 v3 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: Geekbench 4 - Single Core, Geekbench 4 - Multi-Core, PassMark - Single thread mark, PassMark - CPU mark.

 

Differences

Reasons to consider the Intel Xeon E5-2651 v2

  • 8 more cores, run more applications at once: 12 vs 4
  • 16 more threads: 24 vs 8
Number of cores 12 vs 4
Number of threads 24 vs 8
Max number of CPUs in a configuration 2 vs 1

Reasons to consider the Intel Xeon E3-1286 v3

  • 42.7x more maximum memory size: 32 GB vs 768 GB (per socket)
Maximum memory size 32 GB vs 768 GB (per socket)

Compare benchmarks

CPU 1: Intel Xeon E5-2651 v2
CPU 2: Intel Xeon E3-1286 v3

Name Intel Xeon E5-2651 v2 Intel Xeon E3-1286 v3
Geekbench 4 - Single Core 2030
Geekbench 4 - Multi-Core 18071
PassMark - Single thread mark 2391
PassMark - CPU mark 7418

Compare specifications (specs)

Intel Xeon E5-2651 v2 Intel Xeon E3-1286 v3

Essentials

Architecture codename Ivy Bridge-EP Haswell
Family Intel Xeon E5-2600 v2
Launch date November 2013 Q2'14
Place in performance rating 291 920
Processor Number E5-2651 v2 E3-1286V3
Vertical segment Server Server
Series Intel® Xeon® Processor E3 v3 Family
Status Discontinued

Performance

64 bit support
Base frequency 1800 MHz 3.70 GHz
Bus Speed 5 GT/s DMI 5 GT/s DMI2
L1 cache 768 KB
L2 cache 3 MB
L3 cache 30 MB
Manufacturing process technology 22 nm 22 nm
Number of cores 12 4
Number of threads 24 8
Maximum frequency 4.10 GHz
Number of QPI Links 0

Memory

ECC memory support
Max memory channels 4 2
Maximum memory size 768 GB (per socket) 32 GB
Supported memory types DDR3 DDR3 and DDR3L 1333/1600 at 1.5V
Maximum memory bandwidth 25.6 GB/s

Compatibility

Max number of CPUs in a configuration 2 1
Sockets supported LGA2011 FCLGA1150
Low Halogen Options Available
Package Size 37.5mm x 37.5mm
Thermal Design Power (TDP) 84 Watt
Thermal Solution PCG 2013D

Peripherals

PCI Express revision 3.0 3.0
Max number of PCIe lanes 16
PCIe configurations 1x16, 2x8, 1x8/2x4
Scalability 1S Only

Security & Reliability

Execute Disable Bit (EDB)
Intel® Trusted Execution technology (TXT)
Anti-Theft technology
Intel® Identity Protection technology
Intel® OS Guard
Intel® Secure Key technology

Advanced Technologies

Enhanced Intel SpeedStep® technology
Intel® Advanced Vector Extensions (AVX)
Intel® AES New Instructions
Intel® Hyper-Threading technology
Intel® Turbo Boost technology
Idle States
Instruction set extensions Intel® SSE4.1, Intel® SSE4.2, Intel® AVX2
Intel 64
Intel® Fast Memory Access
Intel® Flex Memory Access
Intel® Stable Image Platform Program (SIPP)
Intel® TSX-NI
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)

Graphics

Execution Units 20
Graphics base frequency 350 MHz
Graphics max dynamic frequency 1.30 GHz
Intel® Clear Video HD technology
Intel® Flexible Display Interface (Intel® FDI)
Intel® InTru™ 3D technology
Intel® Quick Sync Video
Max video memory 1.7 GB

Graphics interfaces

DisplayPort
eDP
HDMI
Number of displays supported 3
VGA

Graphics image quality

Max resolution over DisplayPort 3840x2160@60Hz
Max resolution over HDMI 1.4 3840x2160@60Hz
Max resolution over VGA 2880x1800@60Hz

Graphics API support

DirectX 11.2
OpenGL 4.3