Intel Core i7-7660U vs Intel Core i5-4340M

Comparative analysis of Intel Core i7-7660U and Intel Core i5-4340M processors for all known characteristics in the following categories: Essentials, Performance, Memory, Graphics, Graphics interfaces, Graphics image quality, Graphics API support, 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, 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), 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 Core i7-7660U

Intel Core i5-4340M

Differences

Reasons to consider the Intel Core i7-7660U

CPU is newer: launch date 2 year(s) 11 month(s) later
Around 11% higher clock speed: 4.00 GHz vs 3.60 GHz
A newer manufacturing process allows for a more powerful, yet cooler running processor: 14 nm vs 22 nm
Around 33% more L3 cache; more data can be stored in the L3 cache for quick access later
2.5x lower typical power consumption: 15 Watt vs 37 Watt
Around 5% better performance in PassMark - Single thread mark: 2143 vs 2032
Around 21% better performance in PassMark - CPU mark: 4062 vs 3366
Around 19% better performance in Geekbench 4 - Single Core: 900 vs 756
Around 31% better performance in Geekbench 4 - Multi-Core: 2074 vs 1583

Specifications (specs)
Launch date	3 January 2017 vs 19 January 2014
Maximum frequency	4.00 GHz vs 3.60 GHz
Manufacturing process technology	14 nm vs 22 nm
L3 cache	4 MB vs 3 MB
Thermal Design Power (TDP)	15 Watt vs 37 Watt
Benchmarks
PassMark - Single thread mark	2143 vs 2032
PassMark - CPU mark	4062 vs 3366
Geekbench 4 - Single Core	900 vs 756
Geekbench 4 - Multi-Core	2074 vs 1583

Compare benchmarks

CPU 1: Intel Core i7-7660U
CPU 2: Intel Core i5-4340M

PassMark - Single thread mark

CPU 1

CPU 2

2143

2032

PassMark - CPU mark

CPU 1

CPU 2

4062

3366

Geekbench 4 - Single Core

CPU 1

CPU 2

900

756

Geekbench 4 - Multi-Core

CPU 1

CPU 2

2074

1583

Name	Intel Core i7-7660U	Intel Core i5-4340M
PassMark - Single thread mark	2143	2032
PassMark - CPU mark	4062	3366
Geekbench 4 - Single Core	900	756
Geekbench 4 - Multi-Core	2074	1583
CompuBench 1.5 Desktop - Face Detection (mPixels/s)	2.838
CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s)	48.847
CompuBench 1.5 Desktop - T-Rex (Frames/s)	0.366
CompuBench 1.5 Desktop - Video Composition (Frames/s)	1.316
CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s)	3.312
GFXBench 4.0 - Car Chase Offscreen (Frames)	2128
GFXBench 4.0 - Manhattan (Frames)	1736
GFXBench 4.0 - T-Rex (Frames)	3331
GFXBench 4.0 - Car Chase Offscreen (Fps)	2128
GFXBench 4.0 - Manhattan (Fps)	1736
GFXBench 4.0 - T-Rex (Fps)	3331

Compare specifications (specs)

	Intel Core i7-7660U	Intel Core i5-4340M
Essentials
Architecture codename	Kaby Lake	Haswell
Launch date	3 January 2017	19 January 2014
Launch price (MSRP)	$415	$266
Place in performance rating	1660	1668
Processor Number	i7-7660U	i5-4340M
Series	7th Generation Intel® Core™ i7 Processors	4th Generation Intel® Core™ i5 Processors
Status	Launched	Launched
Vertical segment	Mobile	Mobile
Performance
64 bit support
Base frequency	2.50 GHz	2.90 GHz
Bus Speed	4 GT/s OPI	5 GT/s DMI2
L1 cache	128 KB	128 KB
L2 cache	512 KB	512 KB
L3 cache	4 MB	3 MB
Manufacturing process technology	14 nm	22 nm
Maximum core temperature	100°C	100°C
Maximum frequency	4.00 GHz	3.60 GHz
Number of cores	2	2
Number of threads	4	4
Die size		130 mm
Transistor count		960 Million
Memory
Max memory channels	2	2
Maximum memory bandwidth	34.1 GB/s	25.6 GB/s
Maximum memory size	32 GB	32 GB
Supported memory types	DDR4-2133, LPDDR3-1866, DDR3L-1600	DDR3L 1333/1600
Graphics
Device ID	0x5926	0x416
eDRAM	64 MB
Graphics base frequency	300 MHz	400 MHz
Graphics max dynamic frequency	1.10 GHz	1.25 GHz
Graphics max frequency	1.1 GHz	1.25 GHz
Intel® Clear Video HD technology
Intel® Clear Video technology
Intel® InTru™ 3D technology
Intel® Quick Sync Video
Max video memory	32 GB	2 GB
Processor graphics	Intel® Iris® Plus Graphics 640	Intel® HD Graphics 4600
Graphics interfaces
DisplayPort
DVI
eDP
HDMI
Number of displays supported	3	3
Wireless Display (WiDi) support
Graphics image quality
4K resolution support
Max resolution over DisplayPort	4096x2304@60Hz	3840x2160@60Hz
Max resolution over eDP	4096x2304@60Hz
Max resolution over HDMI 1.4	4096x2304@30Hz	3840x2160@60Hz
Max resolution over VGA		2880x1800@60Hz
Graphics API support
DirectX	12	11.2/12
OpenGL	4.5	4.3
Compatibility
Configurable TDP-down	9.5 W
Low Halogen Options Available
Max number of CPUs in a configuration	1	1
Package Size	42x24x1.3	37.5mm x 37.5mm x 4.7mm
Sockets supported	FCBGA1356	FCPGA946
Thermal Design Power (TDP)	15 Watt	37 Watt
Peripherals
Max number of PCIe lanes	12	16
PCI Express revision	3.0	3
PCIe configurations	1x4, 2x2, 1x2+2x1 and 4x1	1x16 or 2x8 or 1x8 2x4
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)
Anti-Theft technology
Advanced Technologies
Enhanced Intel SpeedStep® technology
Idle States
Instruction set extensions	Intel® SSE4.1, Intel® SSE4.2, Intel® AVX2	Intel® SSE4.1, Intel® SSE4.2, Intel® AVX2
Intel 64
Intel® Advanced Vector Extensions (AVX)
Intel® AES New Instructions
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
Speed Shift technology
Thermal Monitoring
Virtualization
AMD Virtualization (AMD-V™)
Intel® Virtualization Technology (VT-x)
Intel® Virtualization Technology for Directed I/O (VT-d)
Intel® VT-x with Extended Page Tables (EPT)