Intel Core i5-9400H vs Intel Core i7-6650U

Comparative analysis of Intel Core i5-9400H and Intel Core i7-6650U 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 i5-9400H

Intel Core i7-6650U

Differences

Reasons to consider the Intel Core i5-9400H

CPU is newer: launch date 3 year(s) 7 month(s) later
2 more cores, run more applications at once: 4 vs 2
4 more threads: 8 vs 4
Around 26% higher clock speed: 4.30 GHz vs 3.40 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
2x more L3 cache, more data can be stored in the L3 cache for quick access later
4x more maximum memory size: 128 GB vs 32 GB
Around 33% better performance in PassMark - Single thread mark: 2402 vs 1802
2.2x better performance in PassMark - CPU mark: 7905 vs 3583

Specifications (specs)
Launch date	23 April 2019 vs 1 September 2015
Number of cores	4 vs 2
Number of threads	8 vs 4
Maximum frequency	4.30 GHz vs 3.40 GHz
L1 cache	256 KB vs 128 KB
L2 cache	1 MB vs 512 KB
L3 cache	8 MB vs 4 MB
Maximum memory size	128 GB vs 32 GB
Benchmarks
PassMark - Single thread mark	2402 vs 1802
PassMark - CPU mark	7905 vs 3583

Reasons to consider the Intel Core i7-6650U

3x lower typical power consumption: 15 Watt vs 45 Watt

Thermal Design Power (TDP)	15 Watt vs 45 Watt

Compare benchmarks

CPU 1: Intel Core i5-9400H
CPU 2: Intel Core i7-6650U

PassMark - Single thread mark

CPU 1

CPU 2

2402

1802

PassMark - CPU mark

CPU 1

CPU 2

7905

3583

Name	Intel Core i5-9400H	Intel Core i7-6650U
PassMark - Single thread mark	2402	1802
PassMark - CPU mark	7905	3583
Geekbench 4 - Single Core		778
Geekbench 4 - Multi-Core		1801
CompuBench 1.5 Desktop - Face Detection (mPixels/s)		39.464
CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s)		313.607
CompuBench 1.5 Desktop - T-Rex (Frames/s)		2.063
CompuBench 1.5 Desktop - Video Composition (Frames/s)		26.013
CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s)		43.091
GFXBench 4.0 - Car Chase Offscreen (Frames)		2244
GFXBench 4.0 - Manhattan (Frames)		1727
GFXBench 4.0 - T-Rex (Frames)		3428
GFXBench 4.0 - Car Chase Offscreen (Fps)		2244
GFXBench 4.0 - Manhattan (Fps)		1727
GFXBench 4.0 - T-Rex (Fps)		3428

Compare specifications (specs)

	Intel Core i5-9400H	Intel Core i7-6650U
Essentials
Architecture codename	Coffee Lake	Skylake
Family	Core i5
Launch date	23 April 2019	1 September 2015
Launch price (MSRP)	$250	$415
Place in performance rating	1004	995
Processor Number	i5-9400H	i7-6650U
Series	i5-9000	6th Generation Intel® Core™ i7 Processors
Vertical segment	Mobile	Mobile
Status		Launched
Performance
64 bit support
Base frequency	2.50 GHz	2.20 GHz
Bus Speed	8 GT/s DMI	4 GT/s OPI
L1 cache	256 KB	128 KB
L2 cache	1 MB	512 KB
L3 cache	8 MB	4 MB
Manufacturing process technology	14 nm	14 nm
Maximum core temperature	100 °C	100°C
Maximum frequency	4.30 GHz	3.40 GHz
Number of cores	4	2
Number of threads	8	4
Unlocked
Memory
ECC memory support
Max memory channels	2	2
Maximum memory bandwidth	41.8 GB/s	34.1 GB/s
Maximum memory size	128 GB	32 GB
Supported memory types	DDR4-2666, LPDDR3-2133	DDR4-2133, LPDDR3-1866, DDR3L-1600
Graphics
Device ID	0x3E9B	0x1926
Graphics base frequency	350 MHz	300 MHz
Graphics max dynamic frequency	1.10 GHz	1.05 GHz
Intel® Clear Video HD technology
Intel® Clear Video technology
Intel® InTru™ 3D technology
Intel® Quick Sync Video
Max video memory	64 GB	32 GB
Processor graphics	Intel UHD Graphics 630	Intel® Iris® Graphics 540
eDRAM		64 MB
Graphics max frequency		1.05 GHz
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	4096x2304@60Hz
Max resolution over eDP	4096x2304@60Hz	4096x2304@60Hz
Max resolution over HDMI 1.4	4096x2304@30Hz	4096x2304@24Hz
Max resolution over WiDi		1080p
Graphics API support
DirectX	12	12
OpenGL	4.5	4.5
Compatibility
Configurable TDP-down	35 Watt	9.5 W
Max number of CPUs in a configuration	1	1
Sockets supported	FCBGA1440	FCBGA1356
Thermal Design Power (TDP)	45 Watt	15 Watt
Low Halogen Options Available
Package Size		42x24x1.3
Peripherals
Max number of PCIe lanes	16	12
PCI Express revision	3.0	3.0
PCIe configurations	1x16, 2x8, 1x8+2x4	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)
Advanced Technologies
Enhanced Intel SpeedStep® technology
Idle States
Intel 64
Intel® Advanced Vector Extensions 2 (AVX2)
Intel® AES New Instructions
Intel® Flex Memory Access
Intel® Hyper-Threading technology
Intel® My WiFi technology
Intel® Optane™ Memory Supported
Intel® Stable Image Platform Program (SIPP)
Intel® Thermal Velocity Boost
Intel® TSX-NI
Intel® Turbo Boost technology
Intel® vPro™ Platform Eligibility
Speed Shift technology
Thermal Monitoring
Instruction set extensions		Intel® SSE4.1, Intel® SSE4.2, Intel® AVX2
Intel® Advanced Vector Extensions (AVX)
Intel® Smart Response technology
Virtualization
Intel® Virtualization Technology (VT-x)
Intel® Virtualization Technology for Directed I/O (VT-d)
Intel® VT-x with Extended Page Tables (EPT)
AMD Virtualization (AMD-V™)