Intel Atom Z670 vs Intel Core i7-870

Comparative analysis of Intel Atom Z670 and Intel Core i7-870 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, 3DMark Fire Strike - Physics Score, 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 Z670

Intel Core i7-870

Differences

Reasons to consider the Intel Atom Z670

CPU is newer: launch date 1 year(s) 7 month(s) later
Around 24% higher maximum core temperature: 90 vs 72.7°C
31.7x lower typical power consumption: 3 Watt vs 95 Watt

Launch date	April 2011 vs September 2009
Maximum core temperature	90 vs 72.7°C
Thermal Design Power (TDP)	3 Watt vs 95 Watt

Reasons to consider the Intel Core i7-870

3 more cores, run more applications at once: 4 vs 1
6 more threads: 8 vs 2
Around 140% higher clock speed: 3.60 GHz vs 1.5 GHz
4x 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
5.5x more maximum memory size: 16 GB vs 2.93 GB
14.6x better performance in PassMark - Single thread mark: 1385 vs 95
20x better performance in PassMark - CPU mark: 3160 vs 158

Specifications (specs)
Number of cores	4 vs 1
Number of threads	8 vs 2
Maximum frequency	3.60 GHz vs 1.5 GHz
L1 cache	64 KB (per core) vs 64 KB (per core)
L2 cache	256 KB (per core) vs 512 KB (per core)
Maximum memory size	16 GB vs 2.93 GB
Benchmarks
PassMark - Single thread mark	1385 vs 95
PassMark - CPU mark	3160 vs 158

Compare benchmarks

CPU 1: Intel Atom Z670
CPU 2: Intel Core i7-870

PassMark - Single thread mark

CPU 1

CPU 2

1385

PassMark - CPU mark

CPU 1

CPU 2

158

3160

Name	Intel Atom Z670	Intel Core i7-870
PassMark - Single thread mark	95	1385
PassMark - CPU mark	158	3160
Geekbench 4 - Single Core		547
Geekbench 4 - Multi-Core		2032
3DMark Fire Strike - Physics Score		2453
CompuBench 1.5 Desktop - Face Detection (mPixels/s)		1.029
CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s)		53.478
CompuBench 1.5 Desktop - T-Rex (Frames/s)		0.342
CompuBench 1.5 Desktop - Video Composition (Frames/s)		1.541
CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s)		4.602

Compare specifications (specs)

	Intel Atom Z670	Intel Core i7-870
Essentials
Architecture codename	Lincroft	Lynnfield
Launch date	April 2011	September 2009
Place in performance rating	3324	2680
Processor Number	Z670	i7-870
Series	Legacy Intel Atom® Processors	Legacy Intel® Core™ Processors
Status	Discontinued	Discontinued
Vertical segment	Mobile	Desktop
Launch price (MSRP)		$197
Price now		$98.99
Value for money (0-100)		15.90
Performance
Base frequency	1.50 GHz	2.93 GHz
Die size	65 mm	296 mm2
L1 cache	64 KB (per core)	64 KB (per core)
L2 cache	512 KB (per core)	256 KB (per core)
Manufacturing process technology	45 nm	45 nm
Maximum core temperature	90	72.7°C
Maximum frequency	1.5 GHz	3.60 GHz
Number of cores	1	4
Number of threads	2	8
Transistor count	140 million	774 million
VID voltage range	1.1125-1.5000V	0.6500V-1.4000V
64 bit support
Bus Speed		2.5 GT/s DMI
L3 cache		8192 KB (shared)
Memory
Max memory channels	1	2
Maximum memory size	2.93 GB	16 GB
Supported memory types	DDR2 800	DDR3 1066/1333
Maximum memory bandwidth		21 GB/s
Graphics
Graphics base frequency	400 MHz
Processor graphics	Integrated
Graphics interfaces
LVDS
Compatibility
Low Halogen Options Available
Max number of CPUs in a configuration	1	1
Package Size	13.8mmx13.8mm	37.5mm x 37.5mm
Sockets supported	T-PBGA518	LGA1156
Thermal Design Power (TDP)	3 Watt	95 Watt
Peripherals
PCI support
Max number of PCIe lanes		16
PCI Express revision		2.0
PCIe configurations		1x16, 2x8
Security & Reliability
Execute Disable Bit (EDB)
Intel® Trusted Execution technology (TXT)
Advanced Technologies
Enhanced Intel SpeedStep® technology
Idle States
Instruction set extensions	Intel® SSE2, Intel® SSE3, Intel® SSSE3	Intel® SSE4.2
Intel 64
Intel® Hyper-Threading technology
Thermal Monitoring
Intel® AES New Instructions
Intel® Demand Based Switching
Intel® Turbo Boost technology
Intel® vPro™ Platform Eligibility
Physical Address Extensions (PAE)		36-bit
Virtualization
Intel® Virtualization Technology (VT-x)
Intel® Virtualization Technology for Directed I/O (VT-d)
Intel® VT-x with Extended Page Tables (EPT)