Intel Celeron Dual-Core T3500 vs Intel Core i7-640M

Comparative analysis of Intel Celeron Dual-Core T3500 and Intel Core i7-640M processors for all known characteristics in the following categories: Essentials, Performance, Compatibility, Security & Reliability, Memory, Graphics, Graphics interfaces, Peripherals, 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 Celeron Dual-Core T3500

Intel Core i7-640M

Differences

Reasons to consider the Intel Celeron Dual-Core T3500

2x more L2 cache, more data can be stored in the L2 cache for quick access later

L2 cache	1024 KB vs 512 KB

Reasons to consider the Intel Core i7-640M

2 more threads: 4 vs 2
Around 65% higher clock speed: 3.46 GHz vs 2.1 GHz
A newer manufacturing process allows for a more powerful, yet cooler running processor: 32 nm vs 45 nm
Around 63% better performance in PassMark - Single thread mark: 1377 vs 843
Around 63% better performance in PassMark - CPU mark: 2080 vs 1276
2.1x better performance in Geekbench 4 - Single Core: 499 vs 234
2.5x better performance in Geekbench 4 - Multi-Core: 1036 vs 412

Specifications (specs)
Number of threads	4 vs 2
Maximum frequency	3.46 GHz vs 2.1 GHz
Manufacturing process technology	32 nm vs 45 nm
Benchmarks
PassMark - Single thread mark	1377 vs 843
PassMark - CPU mark	2080 vs 1276
Geekbench 4 - Single Core	499 vs 234
Geekbench 4 - Multi-Core	1036 vs 412

Compare benchmarks

CPU 1: Intel Celeron Dual-Core T3500
CPU 2: Intel Core i7-640M

PassMark - Single thread mark

CPU 1

CPU 2

843

1377

PassMark - CPU mark

CPU 1

CPU 2

1276

2080

Geekbench 4 - Single Core

CPU 1

CPU 2

234

499

Geekbench 4 - Multi-Core

CPU 1

CPU 2

412

1036

Name	Intel Celeron Dual-Core T3500	Intel Core i7-640M
PassMark - Single thread mark	843	1377
PassMark - CPU mark	1276	2080
Geekbench 4 - Single Core	234	499
Geekbench 4 - Multi-Core	412	1036
CompuBench 1.5 Desktop - Face Detection (mPixels/s)		0.541
CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s)		29.806
CompuBench 1.5 Desktop - T-Rex (Frames/s)		0.151
CompuBench 1.5 Desktop - Video Composition (Frames/s)		0.798
CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s)		2.292

Compare specifications (specs)

	Intel Celeron Dual-Core T3500	Intel Core i7-640M
Essentials
Architecture codename	Penryn	Arrandale
Launch date	26 September 2010	20 September 2010
Launch price (MSRP)	$80	$346
Place in performance rating	2900	2911
Processor Number	T3500	i7-640M
Series	Legacy Intel® Celeron® Processor	Legacy Intel® Core™ Processors
Status	Discontinued	Discontinued
Vertical segment	Mobile	Mobile
Price now		$199.95
Value for money (0-100)		4.18
Performance
64 bit support
Base frequency	2.10 GHz	2.80 GHz
Bus Speed	800 MHz FSB	2.5 GT/s DMI
Die size	107 mm2	81 mm2
Front-side bus (FSB)	800 MHz	2500 MHz
L1 cache	128 KB	64 KB (per core)
L2 cache	1024 KB	512 KB
Manufacturing process technology	45 nm	32 nm
Maximum frequency	2.1 GHz	3.46 GHz
Number of cores	2	2
Number of threads	2	4
Transistor count	410 million	382 million
L3 cache		4096 KB
Maximum core temperature		105°C
Compatibility
Low Halogen Options Available
Sockets supported	PGA478	BGA1288, PGA988
Thermal Design Power (TDP)	35 Watt	35 Watt
Max number of CPUs in a configuration		1
Package Size		rPGA 37.5mmx 37.5mm, BGA 34mmx28mm
Security & Reliability
Execute Disable Bit (EDB)
Intel® Trusted Execution technology (TXT)
Memory
Max memory channels		2
Maximum memory bandwidth		17.1 GB/s
Maximum memory size		8 GB
Supported memory types		DDR3 800/1066
Graphics
Graphics base frequency		500 MHz
Graphics max dynamic frequency		766 MHz
Graphics max frequency		766 MHz
Intel® Clear Video HD technology
Intel® Clear Video technology
Intel® Flexible Display Interface (Intel® FDI)
Processor graphics		Intel HD Graphics
Graphics interfaces
Number of displays supported		2
Peripherals
Max number of PCIe lanes		16
PCI Express revision		2.0
PCIe configurations		1x16
Advanced Technologies
Enhanced Intel SpeedStep® technology
Flexible Display interface (FDI)
Idle States
Instruction set extensions		Intel® SSE4.1, Intel® SSE4.2
Intel 64
Intel® AES New Instructions
Intel® Fast Memory Access
Intel® Flex Memory Access
Intel® Hyper-Threading technology
Intel® Turbo Boost technology
Intel® vPro™ Platform Eligibility
Physical Address Extensions (PAE)		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)