Intel Atom E3827 vs Intel Atom E3845

Comparative analysis of Intel Atom E3827 and Intel Atom E3845 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 - Ocean Surface Simulation (Frames/s), CompuBench 1.5 Desktop - Face Detection (mPixels/s).

Intel Atom E3827

Intel Atom E3845

Differences

Reasons to consider the Intel Atom E3827

Around 25% lower typical power consumption: 8 Watt vs 10 Watt
Around 59% better performance in GFXBench 4.0 - T-Rex (Frames): 1653 vs 1041
Around 59% better performance in GFXBench 4.0 - T-Rex (Fps): 1653 vs 1041

Specifications (specs)
Thermal Design Power (TDP)	8 Watt vs 10 Watt
Benchmarks
GFXBench 4.0 - T-Rex (Frames)	1653 vs 1041
GFXBench 4.0 - T-Rex (Fps)	1653 vs 1041

Reasons to consider the Intel Atom E3845

2 more cores, run more applications at once: 4 vs 2
2 more threads: 4 vs 2
Around 9% higher clock speed: 1.91 GHz vs 1.75 GHz
2x more L1 cache, more data can be stored in the L1 cache for quick access later
2x more L2 cache, more data can be stored in the L2 cache for quick access later
Around 14% better performance in PassMark - Single thread mark: 536 vs 471
2.2x better performance in PassMark - CPU mark: 1069 vs 480

Specifications (specs)
Number of cores	4 vs 2
Number of threads	4 vs 2
Maximum frequency	1.91 GHz vs 1.75 GHz
L1 cache	64 KB (per core) vs 64 KB (per core)
L2 cache	512 KB (per core) vs 512 KB (per core)
Benchmarks
PassMark - Single thread mark	536 vs 471
PassMark - CPU mark	1069 vs 480

Compare benchmarks

CPU 1: Intel Atom E3827
CPU 2: Intel Atom E3845

PassMark - Single thread mark

CPU 1

CPU 2

471

536

PassMark - CPU mark

CPU 1

CPU 2

480

1069

GFXBench 4.0 - T-Rex (Frames)

CPU 1

CPU 2

1653

1041

GFXBench 4.0 - T-Rex (Fps)

CPU 1

CPU 2

1653

1041

Name	Intel Atom E3827	Intel Atom E3845
PassMark - Single thread mark	471	536
PassMark - CPU mark	480	1069
Geekbench 4 - Single Core	932
Geekbench 4 - Multi-Core	1542
GFXBench 4.0 - T-Rex (Frames)	1653	1041
GFXBench 4.0 - T-Rex (Fps)	1653	1041
CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s)		9.495
CompuBench 1.5 Desktop - Face Detection (mPixels/s)		0.787

Compare specifications (specs)

	Intel Atom E3827	Intel Atom E3845
Essentials
Architecture codename	Bay Trail	Bay Trail
Launch date	October 2013	October 2013
Place in performance rating	2418	3036
Processor Number	E3827	E3845
Series	Intel® Atom™ Processor E Series	Intel® Atom™ Processor E Series
Status	Launched	Launched
Vertical segment	Embedded	Embedded
Performance
64 bit support
Base frequency	1.75 GHz	1.91 GHz
L1 cache	64 KB (per core)	64 KB (per core)
L2 cache	512 KB (per core)	512 KB (per core)
Manufacturing process technology	22 nm	22 nm
Maximum core temperature	-40°C to 110°C	-40°C to 110°C
Maximum frequency	1.75 GHz	1.91 GHz
Number of cores	2	4
Number of threads	2	4
Memory
ECC memory support
Max memory channels	2	2
Maximum memory size	8 GB	8 GB
Supported memory types	DDR3L 1333	DDR3L 1333
Graphics
Graphics base frequency	542 MHz	542 MHz
Graphics max frequency	792 MHz	792 MHz
Intel® Quick Sync Video
Processor graphics	Intel HD Graphics	Intel HD Graphics
Graphics interfaces
Number of displays supported	2	2
Compatibility
Low Halogen Options Available
Max number of CPUs in a configuration	1	1
Package Size	25mm x 27mm	25mm x 27mm
Sockets supported	FCBGA1170	FCBGA1170
Thermal Design Power (TDP)	8 Watt	10 Watt
Peripherals
Integrated IDE
Integrated LAN
Max number of PCIe lanes	4	4
PCI Express revision	2.0	2.0
PCIe configurations	x4, x2, x1	x4, x2, x1
Total number of SATA ports	2	2
UART
USB revision	2.0, 3.0	2.0, 3.0
Security & Reliability
Execute Disable Bit (EDB)
Intel® Trusted Execution technology (TXT)
Advanced Technologies
Enhanced Intel SpeedStep® technology
HD Audio
Intel 64
Intel® AES New Instructions
Intel® Hyper-Threading technology
Intel® vPro™ Platform Eligibility
Virtualization
Intel® Virtualization Technology (VT-x)
Intel® Virtualization Technology for Directed I/O (VT-d)
Intel® VT-x with Extended Page Tables (EPT)