Intel Core i7-740QM vs Intel Core 2 Duo T5870

Comparative analysis of Intel Core i7-740QM and Intel Core 2 Duo T5870 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, 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).

Intel Core i7-740QM

Intel Core 2 Duo T5870

Differences

Reasons to consider the Intel Core i7-740QM

CPU is newer: launch date 11 month(s) later
2 more cores, run more applications at once: 4 vs 2
6 more threads: 8 vs 2
Around 47% higher clock speed: 2.93 GHz vs 2 GHz
A newer manufacturing process allows for a more powerful, yet cooler running processor: 45 nm vs 65 nm
Around 38% better performance in PassMark - Single thread mark: 1018 vs 740
2.6x better performance in PassMark - CPU mark: 1831 vs 698
Around 47% better performance in Geekbench 4 - Single Core: 367 vs 250
2.8x better performance in Geekbench 4 - Multi-Core: 1190 vs 429

Specifications (specs)
Launch date	23 September 2009 vs 1 October 2008
Number of cores	4 vs 2
Number of threads	8 vs 2
Maximum frequency	2.93 GHz vs 2 GHz
Manufacturing process technology	45 nm vs 65 nm
Benchmarks
PassMark - Single thread mark	1018 vs 740
PassMark - CPU mark	1831 vs 698
Geekbench 4 - Single Core	367 vs 250
Geekbench 4 - Multi-Core	1190 vs 429

Reasons to consider the Intel Core 2 Duo T5870

2x more L2 cache, more data can be stored in the L2 cache for quick access later
Around 29% lower typical power consumption: 35 Watt vs 45 Watt

L2 cache	2048 KB vs 1024 KB
Thermal Design Power (TDP)	35 Watt vs 45 Watt

Compare benchmarks

CPU 1: Intel Core i7-740QM
CPU 2: Intel Core 2 Duo T5870

PassMark - Single thread mark

CPU 1

CPU 2

1018

740

PassMark - CPU mark

CPU 1

CPU 2

1831

698

Geekbench 4 - Single Core

CPU 1

CPU 2

367

250

Geekbench 4 - Multi-Core

CPU 1

CPU 2

1190

429

Name	Intel Core i7-740QM	Intel Core 2 Duo T5870
PassMark - Single thread mark	1018	740
PassMark - CPU mark	1831	698
Geekbench 4 - Single Core	367	250
Geekbench 4 - Multi-Core	1190	429
CompuBench 1.5 Desktop - Face Detection (mPixels/s)	4.603
CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s)	14.115
CompuBench 1.5 Desktop - T-Rex (Frames/s)	0.302
CompuBench 1.5 Desktop - Video Composition (Frames/s)	1.041
CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s)	1.565

Compare specifications (specs)

	Intel Core i7-740QM	Intel Core 2 Duo T5870
Essentials
Architecture codename	Clarksfield	Merom
Launch date	23 September 2009	1 October 2008
Launch price (MSRP)	$546
Place in performance rating	2967	2970
Price now	$109.95
Processor Number	i7-740QM	T5870
Series	Legacy Intel® Core™ Processors	Legacy Intel® Core™ Processors
Status	Discontinued	Discontinued
Value for money (0-100)	8.57
Vertical segment	Mobile	Mobile
Performance
64 bit support
Base frequency	1.73 GHz	2.00 GHz
Bus Speed	2.5 GT/s DMI	800 MHz FSB
Die size	296 mm2	143 mm2
Front-side bus (FSB)	2500 MHz	800 MHz
L1 cache	256 KB
L2 cache	1024 KB	2048 KB
L3 cache	6144 KB
Manufacturing process technology	45 nm	65 nm
Maximum core temperature	100°C	100°C
Maximum frequency	2.93 GHz	2 GHz
Number of cores	4	2
Number of threads	8	2
Transistor count	774 million	291 million
VID voltage range		1.075V-1.175V
Memory
Max memory channels	2
Maximum memory bandwidth	21 GB/s
Maximum memory size	8 GB
Supported memory types	DDR3 1066/1333
Compatibility
Low Halogen Options Available
Max number of CPUs in a configuration	1
Package Size	37.5mm x 37.5mm	35mm x 35mm
Sockets supported	PGA988
Thermal Design Power (TDP)	45 Watt	35 Watt
Peripherals
Max number of PCIe lanes	16
PCI Express revision	2
PCIe configurations	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 64
Intel® AES New Instructions
Intel® Hyper-Threading technology
Intel® Turbo Boost technology
Intel® vPro™ Platform Eligibility
Physical Address Extensions (PAE)	36-bit
Thermal Monitoring
FSB parity
Intel® Demand Based Switching
Virtualization
Intel® Virtualization Technology (VT-x)
Intel® Virtualization Technology for Directed I/O (VT-d)
Intel® VT-x with Extended Page Tables (EPT)