Intel Atom Z3775D vs Intel Pentium 4405Y

Comparative analysis of Intel Atom Z3775D and Intel Pentium 4405Y processors for all known characteristics in the following categories: Essentials, Performance, Memory, Graphics, Compatibility, Advanced Technologies, Virtualization, Graphics interfaces, Graphics image quality, Graphics API support, Peripherals, Security & Reliability. Benchmark processor performance analysis: PassMark - Single thread mark, PassMark - CPU mark, Geekbench 4 - Single Core, Geekbench 4 - Multi-Core.

Intel Atom Z3775D

Intel Pentium 4405Y

Differences

Reasons to consider the Intel Atom Z3775D

2 more cores, run more applications at once: 4 vs 2
Around 61% higher clock speed: 2.41 GHz vs 1.5 GHz

Number of cores	4 vs 2
Maximum frequency	2.41 GHz vs 1.5 GHz

Reasons to consider the Intel Pentium 4405Y

A newer manufacturing process allows for a more powerful, yet cooler running processor: 14 nm vs 22 nm
8x more maximum memory size: 16 GB vs 2 GB
Around 37% better performance in PassMark - Single thread mark: 886 vs 646
Around 92% better performance in PassMark - CPU mark: 1526 vs 794

Specifications (specs)
Manufacturing process technology	14 nm vs 22 nm
Maximum memory size	16 GB vs 2 GB
Benchmarks
PassMark - Single thread mark	886 vs 646
PassMark - CPU mark	1526 vs 794

Compare benchmarks

CPU 1: Intel Atom Z3775D
CPU 2: Intel Pentium 4405Y

PassMark - Single thread mark

CPU 1

CPU 2

646

886

PassMark - CPU mark

CPU 1

CPU 2

794

1526

Name	Intel Atom Z3775D	Intel Pentium 4405Y
PassMark - Single thread mark	646	886
PassMark - CPU mark	794	1526
Geekbench 4 - Single Core		363
Geekbench 4 - Multi-Core		835

Compare specifications (specs)

	Intel Atom Z3775D	Intel Pentium 4405Y
Essentials
Architecture codename	Bay Trail	Skylake
Launch date	Q1'14	1 September 2015
Place in performance rating	2764	2747
Processor Number	Z3775D	4405Y
Series	Intel® Atom™ Processor Z Series	Intel® Pentium® Processor 4000 Series
Status	Launched	Launched
Vertical segment	Mobile	Mobile
Performance
64 bit support
Base frequency	1.49 GHz	1.50 GHz
Manufacturing process technology	22 nm	14 nm
Maximum frequency	2.41 GHz	1.5 GHz
Number of cores	4	2
Number of threads	4	4
Bus Speed		4 GT/s OPI
Die size		99 mm
L1 cache		128 KB
L2 cache		512 KB
L3 cache		2 MB
Maximum core temperature		100°C
Memory
Max memory channels	1	2
Maximum memory bandwidth	10.6 GB/s	29.8 GB/s
Maximum memory size	2 GB	16 GB
Supported memory types	DDR3L-RS 1333	LPDDR3-1866, DDR3L-1600
Graphics
Graphics base frequency	311 MHz	300 MHz
Graphics max frequency	792 MHz	800 MHz
Processor graphics	Intel HD Graphics	Intel® HD Graphics 515
Device ID		0x191E
Graphics max dynamic frequency		800 MHz
Intel® Clear Video HD technology
Intel® Clear Video technology
Intel® Quick Sync Video
Max video memory		16 GB
Compatibility
Low Halogen Options Available
Package Size	17mm x 17mm	20mm X 16.5mm
Scenario Design Power (SDP)	2.2 W
Sockets supported	UTFCBGA1380	FCBGA1515
Configurable TDP-down		4.5 W
Max number of CPUs in a configuration		1
Thermal Design Power (TDP)		6 Watt
Advanced Technologies
Intel 64
Intel® AES New Instructions
Enhanced Intel SpeedStep® technology
Idle States
Instruction set extensions		Intel® SSE4.1, Intel® SSE4.2
Intel® Advanced Vector Extensions (AVX)
Intel® Flex Memory Access
Intel® Hyper-Threading technology
Intel® My WiFi technology
Intel® Smart Response technology
Intel® Stable Image Platform Program (SIPP)
Intel® TSX-NI
Intel® Turbo Boost technology
Intel® vPro™ Platform Eligibility
Thermal Monitoring
Virtualization
Intel® Virtualization Technology (VT-x)
AMD Virtualization (AMD-V™)
Intel® Virtualization Technology for Directed I/O (VT-d)
Intel® VT-x with Extended Page Tables (EPT)
Graphics interfaces
DisplayPort
DVI
eDP
HDMI
Number of displays supported		3
Wireless Display (WiDi) support
Graphics image quality
4K resolution support
Max resolution over DisplayPort		3840x2160@60Hz
Max resolution over eDP		3840x2160@60Hz
Max resolution over HDMI 1.4		4096x2304@24Hz
Max resolution over VGA		N / A
Max resolution over WiDi		1080p
Graphics API support
DirectX		12
OpenGL		4.4
Peripherals
Max number of PCIe lanes		10
PCI Express revision		3.0
PCIe configurations		1x4, 2x2, 1x2+2x1 and 4x1
Security & Reliability
Execute Disable Bit (EDB)
Intel® Identity Protection technology
Intel® Memory Protection Extensions (Intel® MPX)
Intel® OS Guard
Intel® Secure Key technology
Intel® Software Guard Extensions (Intel® SGX)
Intel® Trusted Execution technology (TXT)