Intel Atom E3827 vs Intel Core i7-3540M

Comparative analysis of Intel Atom E3827 and Intel Core i7-3540M processors for all known characteristics in the following categories: Essentials, Performance, Memory, Graphics, Graphics interfaces, 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, GFXBench 4.0 - T-Rex (Frames), GFXBench 4.0 - T-Rex (Fps), 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 E3827

Intel Core i7-3540M

Differences

Reasons to consider the Intel Atom E3827

CPU is newer: launch date 8 month(s) later
2x more L2 cache, more data can be stored in the L2 cache for quick access later
4.4x lower typical power consumption: 8 Watt vs 35 Watt
Around 40% better performance in Geekbench 4 - Single Core: 932 vs 665
Around 5% better performance in Geekbench 4 - Multi-Core: 1542 vs 1462

Specifications (specs)
Launch date	October 2013 vs 1 January 2013
L2 cache	512 KB (per core) vs 512 KB
Thermal Design Power (TDP)	8 Watt vs 35 Watt
Benchmarks
Geekbench 4 - Single Core	932 vs 665
Geekbench 4 - Multi-Core	1542 vs 1462

Reasons to consider the Intel Core i7-3540M

2 more threads: 4 vs 2
Around 111% higher clock speed: 3.70 GHz vs 1.75 GHz
Around -363% higher maximum core temperature: 105 °C vs -40°C to 110°C
4x more maximum memory size: 32 GB vs 8 GB
3.8x better performance in PassMark - Single thread mark: 1793 vs 468
6.4x better performance in PassMark - CPU mark: 2980 vs 463
Around 45% better performance in GFXBench 4.0 - T-Rex (Frames): 2389 vs 1653
Around 45% better performance in GFXBench 4.0 - T-Rex (Fps): 2389 vs 1653

Specifications (specs)
Number of threads	4 vs 2
Maximum frequency	3.70 GHz vs 1.75 GHz
Maximum core temperature	105 °C vs -40°C to 110°C
Maximum memory size	32 GB vs 8 GB
Benchmarks
PassMark - Single thread mark	1793 vs 468
PassMark - CPU mark	2980 vs 463
GFXBench 4.0 - T-Rex (Frames)	2389 vs 1653
GFXBench 4.0 - T-Rex (Fps)	2389 vs 1653

Compare benchmarks

CPU 1: Intel Atom E3827
CPU 2: Intel Core i7-3540M

PassMark - Single thread mark

CPU 1

CPU 2

468

1793

PassMark - CPU mark

CPU 1

CPU 2

463

2980

Geekbench 4 - Single Core

CPU 1

CPU 2

932

665

Geekbench 4 - Multi-Core

CPU 1

CPU 2

1542

1462

GFXBench 4.0 - T-Rex (Frames)

CPU 1

CPU 2

1653

2389

GFXBench 4.0 - T-Rex (Fps)

CPU 1

CPU 2

1653

2389

Name	Intel Atom E3827	Intel Core i7-3540M
PassMark - Single thread mark	468	1793
PassMark - CPU mark	463	2980
Geekbench 4 - Single Core	932	665
Geekbench 4 - Multi-Core	1542	1462
GFXBench 4.0 - T-Rex (Frames)	1653	2389
GFXBench 4.0 - T-Rex (Fps)	1653	2389
CompuBench 1.5 Desktop - Face Detection (mPixels/s)		2.315
CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s)		7.374
CompuBench 1.5 Desktop - T-Rex (Frames/s)		0.261
CompuBench 1.5 Desktop - Video Composition (Frames/s)		1.115
CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s)		2.627

Compare specifications (specs)

	Intel Atom E3827	Intel Core i7-3540M
Essentials
Architecture codename	Bay Trail	Ivy Bridge
Launch date	October 2013	1 January 2013
Place in performance rating	2417	2425
Processor Number	E3827	i7-3540M
Series	Intel® Atom™ Processor E Series	Legacy Intel® Core™ Processors
Status	Launched	Launched
Vertical segment	Embedded	Mobile
Launch price (MSRP)		$349
Price now		$429.95
Value for money (0-100)		3.19
Performance
64 bit support
Base frequency	1.75 GHz	3.00 GHz
L1 cache	64 KB (per core)	128 KB
L2 cache	512 KB (per core)	512 KB
Manufacturing process technology	22 nm	22 nm
Maximum core temperature	-40°C to 110°C	105 °C
Maximum frequency	1.75 GHz	3.70 GHz
Number of cores	2	2
Number of threads	2	4
Bus Speed		5 GT/s DMI
Die size		118 mm
L3 cache		4096 KB
Memory
ECC memory support
Max memory channels	2	2
Maximum memory size	8 GB	32 GB
Supported memory types	DDR3L 1333	DDR3/L/-RS 1333/1600
Maximum memory bandwidth		25.6 GB/s
Graphics
Graphics base frequency	542 MHz	650 MHz
Graphics max frequency	792 MHz	1.3 GHz
Intel® Quick Sync Video
Processor graphics	Intel HD Graphics	Intel® HD Graphics 4000
Device ID		0x166
Graphics max dynamic frequency		1.30 GHz
Intel® Clear Video HD technology
Intel® Flexible Display Interface (Intel® FDI)
Intel® InTru™ 3D technology
Graphics interfaces
Number of displays supported	2	3
CRT
DisplayPort
eDP
HDMI
SDVO
Wireless Display (WiDi) support
Compatibility
Low Halogen Options Available
Max number of CPUs in a configuration	1	1
Package Size	25mm x 27mm	37.5 x 37.5mm (rPGA988B); 31.0 x 24.0mm (BGA1023)
Sockets supported	FCBGA1170	FCBGA1023, FCPGA988
Thermal Design Power (TDP)	8 Watt	35 Watt
Peripherals
Integrated IDE
Integrated LAN
Max number of PCIe lanes	4	16
PCI Express revision	2.0	3.0
PCIe configurations	x4, x2, x1	1x16, 2x8, 1x8 2x4
Total number of SATA ports	2
UART
USB revision	2.0, 3.0
Security & Reliability
Execute Disable Bit (EDB)
Intel® Trusted Execution technology (TXT)
Anti-Theft technology
Intel® Identity Protection technology
Intel® Secure Key technology
Advanced Technologies
Enhanced Intel SpeedStep® technology
HD Audio
Intel 64
Intel® AES New Instructions
Intel® Hyper-Threading technology
Intel® vPro™ Platform Eligibility
4G WiMAX Wireless
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® My WiFi technology
Intel® Turbo Boost technology
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)
AMD Virtualization (AMD-V™)