Intel Atom x7-Z8750 vs Intel Core i7-620UM

Comparative analysis of Intel Atom x7-Z8750 and Intel Core i7-620UM processors for all known characteristics in the following categories: Essentials, Performance, Memory, Graphics, Graphics interfaces, Graphics image quality, 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 - Car Chase Offscreen (Frames), GFXBench 4.0 - Manhattan (Frames), GFXBench 4.0 - T-Rex (Frames), GFXBench 4.0 - Car Chase Offscreen (Fps), GFXBench 4.0 - Manhattan (Fps), GFXBench 4.0 - T-Rex (Fps).

Intel Atom x7-Z8750

Intel Core i7-620UM

Differences

Reasons to consider the Intel Atom x7-Z8750

CPU is newer: launch date 6 year(s) 2 month(s) later
2 more cores, run more applications at once: 4 vs 2
Around 20% higher clock speed: 2.56 GHz vs 2.13 GHz
A newer manufacturing process allows for a more powerful, yet cooler running processor: 14 nm vs 32 nm
4x more L2 cache, more data can be stored in the L2 cache for quick access later
Around 17% better performance in PassMark - CPU mark: 1272 vs 1091

Specifications (specs)
Launch date	1 April 2016 vs 4 January 2010
Number of cores	4 vs 2
Maximum frequency	2.56 GHz vs 2.13 GHz
Manufacturing process technology	14 nm vs 32 nm
L2 cache	2 MB vs 512 KB
Benchmarks
PassMark - CPU mark	1272 vs 1091

Reasons to consider the Intel Core i7-620UM

Around 17% higher maximum core temperature: 105°C vs 90°C
Around 27% better performance in PassMark - Single thread mark: 859 vs 679

Specifications (specs)
Maximum core temperature	105°C vs 90°C
Benchmarks
PassMark - Single thread mark	859 vs 679

Compare benchmarks

CPU 1: Intel Atom x7-Z8750
CPU 2: Intel Core i7-620UM

PassMark - Single thread mark

CPU 1

CPU 2

679

859

PassMark - CPU mark

CPU 1

CPU 2

1272

1091

Name	Intel Atom x7-Z8750	Intel Core i7-620UM
PassMark - Single thread mark	679	859
PassMark - CPU mark	1272	1091
Geekbench 4 - Single Core	226
Geekbench 4 - Multi-Core	766
GFXBench 4.0 - Car Chase Offscreen (Frames)	635
GFXBench 4.0 - Manhattan (Frames)	1063
GFXBench 4.0 - T-Rex (Frames)	1682
GFXBench 4.0 - Car Chase Offscreen (Fps)	635
GFXBench 4.0 - Manhattan (Fps)	1063
GFXBench 4.0 - T-Rex (Fps)	1682

Compare specifications (specs)

	Intel Atom x7-Z8750	Intel Core i7-620UM
Essentials
Architecture codename	Cherry Trail	Arrandale
Launch date	1 April 2016	4 January 2010
Launch price (MSRP)	$37	$278
Place in performance rating	2470	2465
Processor Number	x7-Z8750	i7-620UM
Series	Intel® Atom™ Processor X Series	Legacy Intel® Core™ Processors
Status	Launched	Discontinued
Vertical segment	Mobile	Mobile
Performance
64 bit support
Base frequency	1.60 GHz	1.06 GHz
L2 cache	2 MB	512 KB
Manufacturing process technology	14 nm	32 nm
Maximum core temperature	90°C	105°C
Maximum frequency	2.56 GHz	2.13 GHz
Number of cores	4	2
Number of threads	4	4
Bus Speed		2.5 GT/s DMI
Die size		81 mm2
Front-side bus (FSB)		2500 MHz
L3 cache		4096 KB
Transistor count		382 million
Memory
Max memory channels	2	2
Maximum memory bandwidth	25.6 GB/s	12.8 GB/s
Maximum memory size	8 GB	8 GB
Supported memory types	LPDDR3 1600	DDR3 800
Graphics
Execution Units	16
Graphics base frequency	200 MHz	166 MHz
Graphics max dynamic frequency	600 MHz	500 MHz
Graphics max frequency	600 MHz	500 MHz
Max video memory	8 GB
Processor graphics	Intel HD Graphics 405	Intel HD Graphics
Intel® Clear Video HD technology
Intel® Clear Video technology
Intel® Flexible Display Interface (Intel® FDI)
Graphics interfaces
Number of displays supported	3	2
Wireless Display (WiDi) support
Graphics image quality
Max resolution over eDP	2560x1600
Max resolution over HDMI 1.4	3840x2160
Compatibility
Low Halogen Options Available
Package Size	17mm x 17mm	BGA 34mm x 28mm
Scenario Design Power (SDP)	2 W
Sockets supported	UTFCBGA1380	BGA1288
Max number of CPUs in a configuration		1
Thermal Design Power (TDP)		18 Watt
Peripherals
Max number of PCIe lanes	2	16
Number of USB ports	3
PCI Express revision	2.0	2.0
PCIe configurations	2x1, 1x2	1x16
USB revision	3.0
Security & Reliability
Intel® Identity Protection technology
Secure Boot
Execute Disable Bit (EDB)
Intel® Trusted Execution technology (TXT)
Advanced Technologies
Intel 64
Intel® AES New Instructions
Intel® Stable Image Platform Program (SIPP)
Intel® vPro™ Platform Eligibility
Turbo Boost Max 3.0
Enhanced Intel SpeedStep® technology
Flexible Display interface (FDI)
Idle States
Instruction set extensions		Intel® SSE4.1, Intel® SSE4.2
Intel® Fast Memory Access
Intel® Flex Memory Access
Intel® Hyper-Threading technology
Intel® Turbo Boost technology
Physical Address Extensions (PAE)		36-bit
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)