Intel Celeron 3965Y vs Intel Core i7-640LM

Comparative analysis of Intel Celeron 3965Y and Intel Core i7-640LM 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, 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 Celeron 3965Y

Intel Core i7-640LM

Differences

Reasons to consider the Intel Celeron 3965Y

CPU is newer: launch date 7 year(s) 3 month(s) later
A newer manufacturing process allows for a more powerful, yet cooler running processor: 14 nm vs 32 nm
2x more maximum memory size: 16 GB vs 8 GB
4.2x lower typical power consumption: 6 Watt vs 25 Watt

Launch date	21 April 2017 vs 4 January 2010
Manufacturing process technology	14 nm vs 32 nm
Maximum memory size	16 GB vs 8 GB
Thermal Design Power (TDP)	6 Watt vs 25 Watt

Reasons to consider the Intel Core i7-640LM

2 more threads: 4 vs 2
Around 95% higher clock speed: 2.93 GHz vs 1.5 GHz
Around 5% higher maximum core temperature: 105°C vs 100°C
2x more L3 cache, more data can be stored in the L3 cache for quick access later
Around 16% better performance in PassMark - Single thread mark: 1049 vs 906
Around 26% better performance in PassMark - CPU mark: 1522 vs 1209
Around 7% better performance in Geekbench 4 - Single Core: 400 vs 373
Around 7% better performance in Geekbench 4 - Multi-Core: 782 vs 729

Specifications (specs)
Number of threads	4 vs 2
Maximum frequency	2.93 GHz vs 1.5 GHz
Maximum core temperature	105°C vs 100°C
L3 cache	4096 KB vs 2 MB
Benchmarks
PassMark - Single thread mark	1049 vs 906
PassMark - CPU mark	1522 vs 1209
Geekbench 4 - Single Core	400 vs 373
Geekbench 4 - Multi-Core	782 vs 729

Compare benchmarks

CPU 1: Intel Celeron 3965Y
CPU 2: Intel Core i7-640LM

PassMark - Single thread mark

CPU 1

CPU 2

906

1049

PassMark - CPU mark

CPU 1

CPU 2

1209

1522

Geekbench 4 - Single Core

CPU 1

CPU 2

373

400

Geekbench 4 - Multi-Core

CPU 1

CPU 2

729

782

Name	Intel Celeron 3965Y	Intel Core i7-640LM
PassMark - Single thread mark	906	1049
PassMark - CPU mark	1209	1522
Geekbench 4 - Single Core	373	400
Geekbench 4 - Multi-Core	729	782
GFXBench 4.0 - Car Chase Offscreen (Frames)	608
GFXBench 4.0 - Manhattan (Frames)	824
GFXBench 4.0 - T-Rex (Frames)	1059
GFXBench 4.0 - Car Chase Offscreen (Fps)	608
GFXBench 4.0 - Manhattan (Fps)	824
GFXBench 4.0 - T-Rex (Fps)	1059

Compare specifications (specs)

	Intel Celeron 3965Y	Intel Core i7-640LM
Essentials
Architecture codename	Kaby Lake	Arrandale
Launch date	21 April 2017	4 January 2010
Place in performance rating	2608	2613
Price now	$107
Processor Number	3965Y	i7-640LM
Series	Intel® Celeron® Processor 3000 Series	Legacy Intel® Core™ Processors
Status	Launched	Discontinued
Value for money (0-100)	4.46
Vertical segment	Mobile	Mobile
Launch price (MSRP)		$332
Performance
64 bit support
Base frequency	1.50 GHz	2.13 GHz
Bus Speed	4 GT/s OPI	2.5 GT/s DMI
L1 cache	128 KB
L2 cache	512 KB	512 KB
L3 cache	2 MB	4096 KB
Manufacturing process technology	14 nm	32 nm
Maximum core temperature	100°C	105°C
Maximum frequency	1.5 GHz	2.93 GHz
Number of cores	2	2
Number of threads	2	4
Die size		81 mm2
Front-side bus (FSB)		2500 MHz
Transistor count		382 million
Memory
Max memory channels	2	2
Maximum memory bandwidth	29.8 GB/s	17.1 GB/s
Maximum memory size	16 GB	8 GB
Supported memory types	LPDDR3-1866, DDR3L-1600	DDR3 800/1066
Graphics
Device ID	0x591E
Graphics base frequency	300 MHz	266 MHz
Graphics max dynamic frequency	850 MHz	566 MHz
Intel® Clear Video HD technology
Intel® Clear Video technology
Intel® Quick Sync Video
Max video memory	16 GB
Processor graphics	Intel® HD Graphics 615	Intel HD Graphics
Graphics max frequency		566 MHz
Intel® Flexible Display Interface (Intel® FDI)
Graphics interfaces
DisplayPort
DVI
eDP
HDMI
Number of displays supported	3	2
Graphics image quality
4K resolution support
Max resolution over DisplayPort	4096x2304@60Hz
Max resolution over eDP	4096x2304@60Hz
Max resolution over HDMI 1.4	4096x2304@24Hz
Graphics API support
DirectX	12
OpenGL	4.4
Compatibility
Configurable TDP-down	4.5 W
Low Halogen Options Available
Max number of CPUs in a configuration	1	1
Package Size	20mm X 16.5mm	BGA 34mm x 28mm
Sockets supported	FCBGA1515	BGA1288
Thermal Design Power (TDP)	6 Watt	25 Watt
Peripherals
Max number of PCIe lanes	10	16
PCI Express revision	3.0	2.0
PCIe configurations	1x4, 2x2, 1x2+2x1 and 4x1	1x16
Security & Reliability
Execute Disable Bit (EDB)
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
Instruction set extensions	Intel® SSE4.1, Intel® SSE4.2	Intel® SSE4.1, Intel® SSE4.2
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
Flexible Display interface (FDI)
Intel® Fast Memory Access
Physical Address Extensions (PAE)		36-bit
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)