Intel Core i5-2520M vs Intel Core 2 Duo T6670

Comparative analysis of Intel Core i5-2520M and Intel Core 2 Duo T6670 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 - T-Rex (Frames/s), CompuBench 1.5 Desktop - Video Composition (Frames/s), CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s).

Intel Core i5-2520M

Intel Core 2 Duo T6670

Differences

Reasons to consider the Intel Core i5-2520M

CPU is newer: launch date 2 year(s) 1 month(s) later
2 more threads: 4 vs 2
Around 45% higher clock speed: 3.20 GHz vs 2.2 GHz
A newer manufacturing process allows for a more powerful, yet cooler running processor: 32 nm vs 45 nm
Around 54% better performance in PassMark - Single thread mark: 1357 vs 881
2.7x better performance in PassMark - CPU mark: 2240 vs 818
Around 93% better performance in Geekbench 4 - Single Core: 542 vs 281
2.4x better performance in Geekbench 4 - Multi-Core: 1187 vs 494

Specifications (specs)
Launch date	20 February 2011 vs 1 January 2009
Number of threads	4 vs 2
Maximum frequency	3.20 GHz vs 2.2 GHz
Manufacturing process technology	32 nm vs 45 nm
Benchmarks
PassMark - Single thread mark	1357 vs 881
PassMark - CPU mark	2240 vs 818
Geekbench 4 - Single Core	542 vs 281
Geekbench 4 - Multi-Core	1187 vs 494

Reasons to consider the Intel Core 2 Duo T6670

Around 5% higher maximum core temperature: 105°C vs 100 C
4x more L2 cache, more data can be stored in the L2 cache for quick access later

Maximum core temperature	105°C vs 100 C
L2 cache	2048 KB vs 512 KB

Compare benchmarks

CPU 1: Intel Core i5-2520M
CPU 2: Intel Core 2 Duo T6670

PassMark - Single thread mark

CPU 1

CPU 2

1357

881

PassMark - CPU mark

CPU 1

CPU 2

2240

818

Geekbench 4 - Single Core

CPU 1

CPU 2

542

281

Geekbench 4 - Multi-Core

CPU 1

CPU 2

1187

494

Name	Intel Core i5-2520M	Intel Core 2 Duo T6670
PassMark - Single thread mark	1357	881
PassMark - CPU mark	2240	818
Geekbench 4 - Single Core	542	281
Geekbench 4 - Multi-Core	1187	494
CompuBench 1.5 Desktop - Face Detection (mPixels/s)	1.877
CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s)	30.827
CompuBench 1.5 Desktop - T-Rex (Frames/s)	0.217
CompuBench 1.5 Desktop - Video Composition (Frames/s)	0.881
CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s)	2.055

Compare specifications (specs)

	Intel Core i5-2520M	Intel Core 2 Duo T6670
Essentials
Architecture codename	Sandy Bridge	Penryn
Launch date	20 February 2011	1 January 2009
Launch price (MSRP)	$225
Place in performance rating	2833	2836
Price now	$169.60
Processor Number	i5-2520M	T6670
Series	Legacy Intel® Core™ Processors	Legacy Intel® Core™ Processors
Status	Launched	Discontinued
Value for money (0-100)	6.23
Vertical segment	Mobile	Mobile
Performance
64 bit support
Base frequency	2.50 GHz	2.20 GHz
Bus Speed	5 GT/s DMI	800 MHz FSB
Die size	149 mm	107 mm2
L1 cache	128 KB
L2 cache	512 KB	2048 KB
L3 cache	3072 KB
Manufacturing process technology	32 nm	45 nm
Maximum core temperature	100 C	105°C
Maximum frequency	3.20 GHz	2.2 GHz
Number of cores	2	2
Number of threads	4	2
Transistor count	624 Million	410 million
Front-side bus (FSB)		800 MHz
Memory
Max memory channels	2
Maximum memory bandwidth	21.3 GB/s
Maximum memory size	16 GB
Supported memory types	DDR3 1066/1333
Graphics
Device ID	0x116
Graphics base frequency	650 MHz
Graphics max dynamic frequency	1.30 GHz
Graphics max frequency	1.3 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 3000
Graphics interfaces
CRT
DisplayPort
eDP
HDMI
Number of displays supported	2
SDVO
Wireless Display (WiDi) support
Compatibility
Low Halogen Options Available
Max number of CPUs in a configuration	1
Package Size	37.5mm x 37.5mm (rPGA988B); 31mm x 24mm (BGA1023)	35mm x 35mm
Sockets supported	PPGA988	PGA478
Thermal Design Power (TDP)	35 Watt	35 Watt
Peripherals
Max number of PCIe lanes	16
PCI Express revision	2.0
PCIe configurations	1x16, 2x8, 1x8+2x4
Security & Reliability
Anti-Theft technology
Execute Disable Bit (EDB)
Intel® Identity Protection 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 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
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)