Intel Core i7-3635QM vs Intel Core i7-940XM

Comparative analysis of Intel Core i7-3635QM and Intel Core i7-940XM 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, CompuBench 1.5 Desktop - Face Detection (mPixels/s), CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s), CompuBench 1.5 Desktop - Video Composition (Frames/s), CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s), GFXBench 4.0 - T-Rex (Frames), GFXBench 4.0 - T-Rex (Fps).

Intel Core i7-3635QM

Intel Core i7-940XM

Differences

Reasons to consider the Intel Core i7-3635QM

CPU is newer: launch date 2 year(s) 3 month(s) later
Around 2% higher clock speed: 3.40 GHz vs 3.33 GHz
Around 5% higher maximum core temperature: 105 °C vs 100°C
A newer manufacturing process allows for a more powerful, yet cooler running processor: 22 nm vs 45 nm
4x more maximum memory size: 32 GB vs 8 GB
Around 22% lower typical power consumption: 45 Watt vs 55 Watt
Around 44% better performance in PassMark - Single thread mark: 1696 vs 1178
2.1x better performance in PassMark - CPU mark: 4780 vs 2315
Around 22% better performance in Geekbench 4 - Single Core: 629 vs 516
Around 45% better performance in Geekbench 4 - Multi-Core: 2471 vs 1709

Specifications (specs)
Launch date	30 September 2012 vs 1 June 2010
Maximum frequency	3.40 GHz vs 3.33 GHz
Maximum core temperature	105 °C vs 100°C
Manufacturing process technology	22 nm vs 45 nm
Maximum memory size	32 GB vs 8 GB
Thermal Design Power (TDP)	45 Watt vs 55 Watt
Benchmarks
PassMark - Single thread mark	1696 vs 1178
PassMark - CPU mark	4780 vs 2315
Geekbench 4 - Single Core	629 vs 516
Geekbench 4 - Multi-Core	2471 vs 1709

Reasons to consider the Intel Core i7-940XM

Around 33% more L3 cache; more data can be stored in the L3 cache for quick access later

L3 cache	8196 KB vs 6144 KB

Compare benchmarks

CPU 1: Intel Core i7-3635QM
CPU 2: Intel Core i7-940XM

PassMark - Single thread mark

CPU 1

CPU 2

1696

1178

PassMark - CPU mark

CPU 1

CPU 2

4780

2315

Geekbench 4 - Single Core

CPU 1

CPU 2

629

516

Geekbench 4 - Multi-Core

CPU 1

CPU 2

2471

1709

Name	Intel Core i7-3635QM	Intel Core i7-940XM
PassMark - Single thread mark	1696	1178
PassMark - CPU mark	4780	2315
Geekbench 4 - Single Core	629	516
Geekbench 4 - Multi-Core	2471	1709
CompuBench 1.5 Desktop - Face Detection (mPixels/s)	4.623
CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s)	12.751
CompuBench 1.5 Desktop - Video Composition (Frames/s)	2.053
CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s)	3.69
GFXBench 4.0 - T-Rex (Frames)	2027
GFXBench 4.0 - T-Rex (Fps)	2027

Compare specifications (specs)

	Intel Core i7-3635QM	Intel Core i7-940XM
Essentials
Architecture codename	Ivy Bridge	Clarksfield
Launch date	30 September 2012	1 June 2010
Place in performance rating	2367	2371
Processor Number	i7-3635QM	i7-940XM
Series	Legacy Intel® Core™ Processors	Legacy Intel® Core™ Processors
Status	Launched	Discontinued
Vertical segment	Mobile	Mobile
Launch price (MSRP)		$1,096
Performance
64 bit support
Base frequency	2.40 GHz	2.13 GHz
Bus Speed	5 GT/s DMI	2.5 GT/s DMI
Die size	160 mm	296 mm2
L1 cache	256 KB	256 KB
L2 cache	1024 KB	1024 KB
L3 cache	6144 KB	8196 KB
Manufacturing process technology	22 nm	45 nm
Maximum core temperature	105 °C	100°C
Maximum frequency	3.40 GHz	3.33 GHz
Number of cores	4	4
Number of threads	8	8
Transistor count	1400 Million	774 million
Front-side bus (FSB)		2500 MHz
Memory
Max memory channels	2	2
Maximum memory bandwidth	25.6 GB/s	21 GB/s
Maximum memory size	32 GB	8 GB
Supported memory types	DDR3/L/-RS 1333/1600	DDR3 1066/1333
Graphics
Device ID	0x166
Graphics base frequency	650 MHz
Graphics max dynamic frequency	1.20 GHz
Graphics max frequency	1.2 GHz
Intel® Clear Video HD technology
Intel® Flexible Display Interface (Intel® FDI)
Intel® InTru™ 3D technology
Intel® Quick Sync Video
Processor graphics	Intel® HD Graphics 4000
Graphics interfaces
CRT
DisplayPort
eDP
HDMI
Number of displays supported	3
SDVO
Wireless Display (WiDi) support
Compatibility
Low Halogen Options Available
Max number of CPUs in a configuration	1	1
Package Size	31.0 x 24.0mm (BGA1224)	37.5mm x 37.5mm
Sockets supported	BGA	PGA988
Thermal Design Power (TDP)	45 Watt	55 Watt
Peripherals
Max number of PCIe lanes	16	16
PCI Express revision	3.0	2
PCIe configurations	1x16, 2x8, 1x8 2x4	1x16, 2x8
Security & Reliability
Anti-Theft technology
Execute Disable Bit (EDB)
Intel® Identity Protection technology
Intel® Secure Key technology
Intel® Trusted Execution technology (TXT)
Advanced Technologies
4G WiMAX Wireless
Enhanced Intel SpeedStep® technology
Flexible Display interface (FDI)
Idle States
Instruction set extensions	Intel® AVX	Intel® SSE4.2
Intel 64
Intel® Advanced Vector Extensions (AVX)
Intel® AES New Instructions
Intel® Demand Based Switching
Intel® Fast Memory Access
Intel® Flex Memory Access
Intel® Hyper-Threading technology
Intel® My WiFi technology
Intel® Turbo Boost technology
Intel® vPro™ Platform Eligibility
Thermal Monitoring
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)