Intel Xeon E5-2660 v3 vs Intel Xeon E3-1281 v3

Comparative analysis of Intel Xeon E5-2660 v3 and Intel Xeon E3-1281 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.

 

Differences

Reasons to consider the Intel Xeon E5-2660 v3

  • 6 more cores, run more applications at once: 10 vs 4
  • 12 more threads: 20 vs 8
  • 24x more maximum memory size: 768 GB vs 32 GB
  • 3x better performance in PassMark - CPU mark: 22108 vs 7463
  • Around 66% better performance in Geekbench 4 - Multi-Core: 5962 vs 3597
Specifications (specs)
Number of cores 10 vs 4
Number of threads 20 vs 8
Maximum memory size 768 GB vs 32 GB
Max number of CPUs in a configuration 2 vs 1
Benchmarks
PassMark - CPU mark 22108 vs 7463
Geekbench 4 - Multi-Core 5962 vs 3597

Reasons to consider the Intel Xeon E3-1281 v3

  • Around 24% higher clock speed: 4.10 GHz vs 3.30 GHz
  • Around 28% lower typical power consumption: 82 Watt vs 105 Watt
  • Around 29% better performance in PassMark - Single thread mark: 2331 vs 1804
  • Around 33% better performance in Geekbench 4 - Single Core: 1005 vs 754
Specifications (specs)
Maximum frequency 4.10 GHz vs 3.30 GHz
Thermal Design Power (TDP) 82 Watt vs 105 Watt
Benchmarks
PassMark - Single thread mark 2331 vs 1804
Geekbench 4 - Single Core 1005 vs 754

Compare benchmarks

CPU 1: Intel Xeon E5-2660 v3
CPU 2: Intel Xeon E3-1281 v3

PassMark - Single thread mark
CPU 1
CPU 2
1804
2331
PassMark - CPU mark
CPU 1
CPU 2
22108
7463
Geekbench 4 - Single Core
CPU 1
CPU 2
754
1005
Geekbench 4 - Multi-Core
CPU 1
CPU 2
5962
3597
Name Intel Xeon E5-2660 v3 Intel Xeon E3-1281 v3
PassMark - Single thread mark 1804 2331
PassMark - CPU mark 22108 7463
Geekbench 4 - Single Core 754 1005
Geekbench 4 - Multi-Core 5962 3597

Compare specifications (specs)

Intel Xeon E5-2660 v3 Intel Xeon E3-1281 v3

Essentials

Architecture codename Haswell Haswell
Launch date Q3'14 Q2'14
Place in performance rating 1374 1386
Processor Number E5-2660V3 E3-1281V3
Series Intel® Xeon® Processor E5 v3 Family Intel® Xeon® Processor E3 v3 Family
Status Launched Launched
Vertical segment Server Server

Performance

64 bit support
Base frequency 2.60 GHz 3.70 GHz
Bus Speed 9.6 GT/s QPI 5 GT/s DMI2
Manufacturing process technology 22 nm 22 nm
Maximum core temperature 79°C
Maximum frequency 3.30 GHz 4.10 GHz
Number of cores 10 4
Number of QPI Links 2 0
Number of threads 20 8
VID voltage range 0.65V–1.30V

Memory

Max memory channels 4 2
Maximum memory bandwidth 68 GB/s 25.6 GB/s
Maximum memory size 768 GB 32 GB
Supported memory types DDR4 1600/1866/2133 DDR3 and DDR3L 1333/1600 at 1.5V

Compatibility

Low Halogen Options Available
Max number of CPUs in a configuration 2 1
Package Size 52.5mm x 45mm 37.5mm x 37.5mm
Sockets supported FCLGA2011-3 FCLGA1150
Thermal Design Power (TDP) 105 Watt 82 Watt
Thermal Solution PCG 2013D

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)
Anti-Theft technology

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
Intel® Fast Memory Access
Intel® Stable Image Platform Program (SIPP)

Virtualization

Intel® Virtualization Technology (VT-x)
Intel® Virtualization Technology for Directed I/O (VT-d)
Intel® VT-x with Extended Page Tables (EPT)