Intel Xeon E3-1284L v3 vs Intel Core i7-6660U

Comparative analysis of Intel Xeon E3-1284L v3 and Intel Core i7-6660U processors for all known characteristics in the following categories: Essentials, Performance, Memory, Graphics, Graphics interfaces, Compatibility, Peripherals, Security & Reliability, Advanced Technologies, Virtualization, Graphics image quality, Graphics API support. Benchmark processor performance analysis: 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), Geekbench 4 - Single Core, Geekbench 4 - Multi-Core, PassMark - Single thread mark, PassMark - CPU mark.

 

Differences

Reasons to consider the Intel Xeon E3-1284L v3

  • 2 more cores, run more applications at once: 4 vs 2
  • 4 more threads: 8 vs 4
  • 4.7x better performance in CompuBench 1.5 Desktop - Face Detection (mPixels/s): 11.603 vs 2.455
  • 2x better performance in CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s): 90.521 vs 44.681
  • 2.4x better performance in CompuBench 1.5 Desktop - T-Rex (Frames/s): 0.673 vs 0.28
  • 13x better performance in CompuBench 1.5 Desktop - Video Composition (Frames/s): 15.649 vs 1.204
  • 8.6x better performance in CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s): 25.273 vs 2.931
Specifications (specs)
Number of cores 4 vs 2
Number of threads 8 vs 4
Benchmarks
CompuBench 1.5 Desktop - Face Detection (mPixels/s) 11.603 vs 2.455
CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s) 90.521 vs 44.681
CompuBench 1.5 Desktop - T-Rex (Frames/s) 0.673 vs 0.28
CompuBench 1.5 Desktop - Video Composition (Frames/s) 15.649 vs 1.204
CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s) 25.273 vs 2.931

Reasons to consider the Intel Core i7-6660U

  • Around 6% higher clock speed: 3.40 GHz vs 3.20 GHz
  • A newer manufacturing process allows for a more powerful, yet cooler running processor: 14 nm vs 22 nm
  • 3.1x lower typical power consumption: 15 Watt vs 47 Watt
Maximum frequency 3.40 GHz vs 3.20 GHz
Manufacturing process technology 14 nm vs 22 nm
Thermal Design Power (TDP) 15 Watt vs 47 Watt

Compare benchmarks

CPU 1: Intel Xeon E3-1284L v3
CPU 2: Intel Core i7-6660U

CompuBench 1.5 Desktop - Face Detection (mPixels/s)
CPU 1
CPU 2
11.603
2.455
CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s)
CPU 1
CPU 2
90.521
44.681
CompuBench 1.5 Desktop - T-Rex (Frames/s)
CPU 1
CPU 2
0.673
0.28
CompuBench 1.5 Desktop - Video Composition (Frames/s)
CPU 1
CPU 2
15.649
1.204
CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s)
CPU 1
CPU 2
25.273
2.931
Name Intel Xeon E3-1284L v3 Intel Core i7-6660U
CompuBench 1.5 Desktop - Face Detection (mPixels/s) 11.603 2.455
CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s) 90.521 44.681
CompuBench 1.5 Desktop - T-Rex (Frames/s) 0.673 0.28
CompuBench 1.5 Desktop - Video Composition (Frames/s) 15.649 1.204
CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s) 25.273 2.931
Geekbench 4 - Single Core 3647
Geekbench 4 - Multi-Core 7130
PassMark - Single thread mark 1943
PassMark - CPU mark 3606

Compare specifications (specs)

Intel Xeon E3-1284L v3 Intel Core i7-6660U

Essentials

Architecture codename Crystal Well Skylake
Family Xeon E3
Launch date 1 March 2014 Q1'16
Launch price (MSRP) $662
Place in performance rating 1685 1675
Processor Number E3-1284L v3 i7-6660U
Vertical segment Embedded Mobile
Series 6th Generation Intel® Core™ i7 Processors
Status Launched

Performance

64 bit support
Base frequency 1.80 GHz 2.40 GHz
Bus Speed 5 GT/s DMI 4 GT/s OPI
L1 cache 256 KB
L2 cache 1 MB
L3 cache 6 MB
Manufacturing process technology 22 nm 14 nm
Maximum core temperature 100 °C 100°C
Maximum frequency 3.20 GHz 3.40 GHz
Number of cores 4 2
Number of threads 8 4
Unlocked

Memory

ECC memory support
Max memory channels 2 2
Maximum memory bandwidth 25.6 GB/s 34.1 GB/s
Maximum memory size 32 GB 32 GB
Supported memory types DDR3L 1333/1600 DDR4-2133, LPDDR3-1866, DDR3L-1600

Graphics

Graphics base frequency 750 MHz 300 MHz
Graphics max frequency 1.00 GHz
Intel® Clear Video HD technology
Intel® Flexible Display Interface (Intel® FDI)
Intel® InTru™ 3D technology
Intel® Quick Sync Video
Processor graphics Intel Iris Pro Graphics 5200 Intel® Iris® Graphics 540
Device ID 0x1926
eDRAM 64 MB
Graphics max dynamic frequency 1.05 GHz
Intel® Clear Video technology
Max video memory 32 GB

Graphics interfaces

DisplayPort
eDP
HDMI
Number of displays supported 3 3
VGA
DVI

Compatibility

Low Halogen Options Available
Max number of CPUs in a configuration 1 1
Sockets supported FCBGA1364 FCBGA1356
Thermal Design Power (TDP) 47 Watt 15 Watt
Configurable TDP-down 9.5 W
Package Size 42x24x1.3

Peripherals

Max number of PCIe lanes 16 12
PCI Express revision 3.0 3.0
PCIe configurations 1x16, 2x8, 1x8 2x4 1x4, 2x2, 1x2+2x1 and 4x1

Security & Reliability

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

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® Advanced Vector Extensions 2 (AVX2)
Intel® AES New Instructions
Intel® Hyper-Threading technology
Intel® TSX-NI
Intel® Turbo Boost technology
Intel® vPro™ Platform Eligibility
Thermal Monitoring
Intel® Flex Memory Access
Intel® My WiFi technology
Intel® Smart Response technology
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)

Graphics image quality

4K resolution support
Max resolution over DisplayPort 4096x2304@60Hz
Max resolution over eDP 4096x2304@60Hz
Max resolution over HDMI 1.4 4096x2304@24Hz

Graphics API support

DirectX 12
OpenGL 4.5