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).

Intel Atom Z3740D

Intel Core i7-2675QM

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: 1299 vs 459
6.3x better performance in PassMark - CPU mark: 3856 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	1299 vs 459
PassMark - CPU mark	3856 vs 614

Compare benchmarks

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

PassMark - Single thread mark

CPU 1

CPU 2

459

1299

PassMark - CPU mark

CPU 1

CPU 2

614

3856

Name	Intel Atom Z3740D	Intel Core i7-2675QM
PassMark - Single thread mark	459	1299
PassMark - CPU mark	614	3856
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