Intel Atom Z3740D vs Intel Core i7-2675QM

Comparative analysis of Intel Atom Z3740D and Intel Core i7-2675QM processors for all known characteristics in the following categories: Essentials, Performance, Memory, Graphics, Compatibility, Security & Reliability, Advanced Technologies, Virtualization, Graphics interfaces, Peripherals. 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 Atom Z3740D

  • A newer manufacturing process allows for a more powerful, yet cooler running processor: 22 nm vs 32 nm
Manufacturing process technology 22 nm vs 32 nm

Reasons to consider the Intel Core i7-2675QM

  • 4 more threads: 8 vs 4
  • Around 69% higher clock speed: 3.10 GHz vs 1.83 GHz
  • Around 11% higher maximum core temperature: 100 °C vs 90°C
  • 8x more maximum memory size: 16 GB vs 2 GB
  • 2.8x better performance in PassMark - Single thread mark: 1302 vs 459
  • 6.3x better performance in PassMark - CPU mark: 3852 vs 614
Specifications (specs)
Number of threads 8 vs 4
Maximum frequency 3.10 GHz vs 1.83 GHz
Maximum core temperature 100 °C vs 90°C
Maximum memory size 16 GB vs 2 GB
Benchmarks
PassMark - Single thread mark 1302 vs 459
PassMark - CPU mark 3852 vs 614

Compare benchmarks

CPU 1: Intel Atom Z3740D
CPU 2: Intel Core i7-2675QM

PassMark - Single thread mark
CPU 1
CPU 2
459
1302
PassMark - CPU mark
CPU 1
CPU 2
614
3852
Name Intel Atom Z3740D Intel Core i7-2675QM
PassMark - Single thread mark 459 1302
PassMark - CPU mark 614 3852
GFXBench 4.0 - T-Rex (Frames) 1276
GFXBench 4.0 - T-Rex (Fps) 1276
Geekbench 4 - Single Core 477
Geekbench 4 - Multi-Core 1678
CompuBench 1.5 Desktop - Face Detection (mPixels/s) 3.517
CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s) 54.11
CompuBench 1.5 Desktop - T-Rex (Frames/s) 0.409
CompuBench 1.5 Desktop - Video Composition (Frames/s) 1.484
CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s) 3.801

Compare specifications (specs)

Intel Atom Z3740D Intel Core i7-2675QM

Essentials

Architecture codename Bay Trail Sandy Bridge
Launch date Q3'13 2 November 2011
Place in performance rating 2693 2688
Processor Number Z3740D i7-2675QM
Series Intel® Atom™ Processor Z Series Legacy Intel® Core™ Processors
Status Discontinued Launched
Vertical segment Mobile Mobile

Performance

64 bit support
Base frequency 1.33 GHz 2.20 GHz
Manufacturing process technology 22 nm 32 nm
Maximum core temperature 90°C 100 °C
Maximum frequency 1.83 GHz 3.10 GHz
Number of cores 4 4
Number of threads 4 8
Bus Speed 5 GT/s DMI
Die size 216 mm
L1 cache 256 KB
L2 cache 1024 KB
L3 cache 6144 KB
Transistor count 995 Million

Memory

Max memory channels 1 2
Maximum memory bandwidth 10.6 GB/s 21.3 GB/s
Maximum memory size 2 GB 16 GB
Supported memory types DDR3L-RS 1333 DDR3 1066/1333

Graphics

Graphics base frequency 313 MHz 650 MHz
Graphics max frequency 688 MHz 1.2 GHz
Intel® Clear Video HD technology
Intel® Quick Sync Video
Processor graphics Intel HD Graphics Intel® HD Graphics 3000
Device ID 0x116
Graphics max dynamic frequency 1.20 GHz
Intel® Flexible Display Interface (Intel® FDI)
Intel® InTru™ 3D technology

Compatibility

Low Halogen Options Available
Package Size 17mm x 17mm 31.0mm x 24.0mm (BGA1224)
Scenario Design Power (SDP) 2.2 W
Sockets supported UTFCBGA1380 FCBGA1224
Max number of CPUs in a configuration 1
Thermal Design Power (TDP) 45 Watt

Security & Reliability

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

Advanced Technologies

Intel 64
Intel® AES New Instructions
4G WiMAX Wireless
Enhanced Intel SpeedStep® technology
Flexible Display interface (FDI)
Idle States
Instruction set extensions Intel® AVX
Intel® Advanced Vector Extensions (AVX)
Intel® Demand Based Switching
Intel® Fast Memory Access
Intel® Flex Memory Access
Intel® Hyper-Threading technology
Intel® My WiFi technology
Intel® Turbo Boost technology
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 interfaces

CRT
DisplayPort
eDP
HDMI
Number of displays supported 2
SDVO
Wireless Display (WiDi) support

Peripherals

Max number of PCIe lanes 16
PCI Express revision 2.0
PCIe configurations 1x16, 2x8, 1x8 2x4

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