Intel Core i7-940XM vs Intel Core i7-920XM

Comparative analysis of Intel Core i7-940XM and Intel Core i7-920XM processors for all known characteristics in the following categories: Essentials, Performance, Memory, 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.

Intel Core i7-940XM

Intel Core i7-920XM

Differences

Reasons to consider the Intel Core i7-940XM

CPU is newer: launch date 8 month(s) later
Around 4% higher clock speed: 3.33 GHz vs 3.20 GHz
Around 14% better performance in PassMark - Single thread mark: 1178 vs 1035
Around 18% better performance in PassMark - CPU mark: 2315 vs 1964
Around 13% better performance in Geekbench 4 - Single Core: 516 vs 458
Around 24% better performance in Geekbench 4 - Multi-Core: 1709 vs 1383

Specifications (specs)
Launch date	1 June 2010 vs 23 September 2009
Maximum frequency	3.33 GHz vs 3.20 GHz
Benchmarks
PassMark - Single thread mark	1178 vs 1035
PassMark - CPU mark	2315 vs 1964
Geekbench 4 - Single Core	516 vs 458
Geekbench 4 - Multi-Core	1709 vs 1383

Compare benchmarks

CPU 1: Intel Core i7-940XM
CPU 2: Intel Core i7-920XM

PassMark - Single thread mark

CPU 1

CPU 2

1178

1035

PassMark - CPU mark

CPU 1

CPU 2

2315

1964

Geekbench 4 - Single Core

CPU 1

CPU 2

516

458

Geekbench 4 - Multi-Core

CPU 1

CPU 2

1709

1383

Name	Intel Core i7-940XM	Intel Core i7-920XM
PassMark - Single thread mark	1178	1035
PassMark - CPU mark	2315	1964
Geekbench 4 - Single Core	516	458
Geekbench 4 - Multi-Core	1709	1383

Compare specifications (specs)

	Intel Core i7-940XM	Intel Core i7-920XM
Essentials
Architecture codename	Clarksfield	Clarksfield
Launch date	1 June 2010	23 September 2009
Launch price (MSRP)	$1,096	$1,054
Place in performance rating	2371	2547
Processor Number	i7-940XM	i7-920XM
Series	Legacy Intel® Core™ Processors	Legacy Intel® Core™ Processors
Status	Discontinued	Discontinued
Vertical segment	Mobile	Mobile
Price now		$399.95
Value for money (0-100)		2.78
Performance
64 bit support
Base frequency	2.13 GHz	2.00 GHz
Bus Speed	2.5 GT/s DMI	2.5 GT/s DMI
Die size	296 mm2	296 mm2
Front-side bus (FSB)	2500 MHz	2500 MHz
L1 cache	256 KB	256 KB
L2 cache	1024 KB	1024 KB
L3 cache	8196 KB	8196 KB
Manufacturing process technology	45 nm	45 nm
Maximum core temperature	100°C	100°C
Maximum frequency	3.33 GHz	3.20 GHz
Number of cores	4	4
Number of threads	8	8
Transistor count	774 million	774 million
Memory
Max memory channels	2	2
Maximum memory bandwidth	21 GB/s	21 GB/s
Maximum memory size	8 GB	8 GB
Supported memory types	DDR3 1066/1333	DDR3 1066/1333
Compatibility
Low Halogen Options Available
Max number of CPUs in a configuration	1	1
Package Size	37.5mm x 37.5mm	37.5mm x 37.5mm
Sockets supported	PGA988	PGA988
Thermal Design Power (TDP)	55 Watt	55 Watt
Peripherals
Max number of PCIe lanes	16	16
PCI Express revision	2	2
PCIe configurations	1x16, 2x8	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® SSE4.2	Intel® SSE4.2
Intel 64
Intel® AES New Instructions
Intel® Demand Based Switching
Intel® Hyper-Threading technology
Intel® Turbo Boost technology
Intel® vPro™ Platform Eligibility
Physical Address Extensions (PAE)	36-bit	36-bit
Thermal Monitoring
Virtualization
Intel® Virtualization Technology (VT-x)
Intel® Virtualization Technology for Directed I/O (VT-d)
Intel® VT-x with Extended Page Tables (EPT)