Intel Atom Z3745 vs Intel Celeron N2940

Comparative analysis of Intel Atom Z3745 and Intel Celeron N2940 processors for all known characteristics in the following categories: Essentials, Performance, Memory, Graphics, Compatibility, Peripherals, Security & Reliability, Advanced Technologies, Virtualization, Graphics interfaces. Benchmark processor performance analysis: PassMark - Single thread mark, PassMark - CPU mark, GFXBench 4.0 - T-Rex (Frames), GFXBench 4.0 - T-Rex (Fps), 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).

 

Differences

Reasons to consider the Intel Celeron N2940

  • Around 21% higher clock speed: 2.25 GHz vs 1.86 GHz
  • Around 11% higher maximum core temperature: 100°C vs 90°C
  • 2x more maximum memory size: 8 GB vs 4 GB
  • Around 40% better performance in PassMark - Single thread mark: 607 vs 435
  • Around 68% better performance in PassMark - CPU mark: 1045 vs 621
  • 2.8x better performance in GFXBench 4.0 - T-Rex (Frames): 1298 vs 462
  • 2.8x better performance in GFXBench 4.0 - T-Rex (Fps): 1298 vs 462
Specifications (specs)
Maximum frequency 2.25 GHz vs 1.86 GHz
Maximum core temperature 100°C vs 90°C
Maximum memory size 8 GB vs 4 GB
Benchmarks
PassMark - Single thread mark 607 vs 435
PassMark - CPU mark 1045 vs 621
GFXBench 4.0 - T-Rex (Frames) 1298 vs 462
GFXBench 4.0 - T-Rex (Fps) 1298 vs 462

Compare benchmarks

CPU 1: Intel Atom Z3745
CPU 2: Intel Celeron N2940

PassMark - Single thread mark
CPU 1
CPU 2
435
607
PassMark - CPU mark
CPU 1
CPU 2
621
1045
GFXBench 4.0 - T-Rex (Frames)
CPU 1
CPU 2
462
1298
GFXBench 4.0 - T-Rex (Fps)
CPU 1
CPU 2
462
1298
Name Intel Atom Z3745 Intel Celeron N2940
PassMark - Single thread mark 435 607
PassMark - CPU mark 621 1045
GFXBench 4.0 - T-Rex (Frames) 462 1298
GFXBench 4.0 - T-Rex (Fps) 462 1298
Geekbench 4 - Single Core 199
Geekbench 4 - Multi-Core 632
CompuBench 1.5 Desktop - Face Detection (mPixels/s) 1.144
CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s) 7.897
CompuBench 1.5 Desktop - T-Rex (Frames/s) 0.116
CompuBench 1.5 Desktop - Video Composition (Frames/s) 0.47
CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s) 1.471

Compare specifications (specs)

Intel Atom Z3745 Intel Celeron N2940

Essentials

Architecture codename Bay Trail Bay Trail
Launch date Q1'14 22 May 2014
Place in performance rating 3152 3153
Processor Number Z3745 N2940
Series Intel® Atom™ Processor Z Series Intel® Celeron® Processor N Series
Status Launched Launched
Vertical segment Mobile Mobile

Performance

64 bit support
Base frequency 1.33 GHz 1.83 GHz
Manufacturing process technology 22 nm 22 nm
Maximum core temperature 90°C 100°C
Maximum frequency 1.86 GHz 2.25 GHz
Number of cores 4 4
Number of threads 4 4
L1 cache 224 KB
L2 cache 2 MB

Memory

Max memory channels 2 2
Maximum memory bandwidth 17.1 GB/s 21.32 GB/s
Maximum memory size 4 GB 8 GB
Supported memory types LPDDR3 1066 DDR3L 1333

Graphics

Graphics base frequency 311 MHz 313 MHz
Graphics max frequency 778 MHz 854 MHz
Processor graphics Intel HD Graphics Intel HD Graphics
Graphics max dynamic frequency 854 MHz
Intel® Clear Video HD technology
Intel® InTru™ 3D technology
Intel® Quick Sync Video

Compatibility

Low Halogen Options Available
Package Size 17mm x 17mm 25mm x 27mm
Scenario Design Power (SDP) 2 W 4.5 W
Sockets supported UTFCBGA1380 FCBGA1170
Max number of CPUs in a configuration 1
Thermal Design Power (TDP) 7.5 Watt

Peripherals

USB revision 2.0/3.0 3.0 and 2.0
Max number of PCIe lanes 4
Number of USB ports 5
PCI Express revision 2.0
PCIe configurations 1x4
Total number of SATA ports 2

Security & Reliability

Intel® Identity Protection technology
Anti-Theft technology
Execute Disable Bit (EDB)
Intel® Secure Key technology

Advanced Technologies

Intel 64
Intel® AES New Instructions
Enhanced Intel SpeedStep® technology
Idle States
Intel® Hyper-Threading technology
Intel® Turbo Boost technology
Intel® vPro™ Platform Eligibility
Smart Connect

Virtualization

Intel® Virtualization Technology (VT-x)
Intel® Virtualization Technology for Directed I/O (VT-d)

Graphics interfaces

Number of displays supported 2
Wireless Display (WiDi) support

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