Intel Core 2 Duo L7700 vs Intel Celeron Dual-Core T3100

Comparative analysis of Intel Core 2 Duo L7700 and Intel Celeron Dual-Core T3100 processors for all known characteristics in the following categories: Essentials, Performance, Compatibility, 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 2 Duo L7700

Intel Celeron Dual-Core T3100

Differences

Reasons to consider the Intel Core 2 Duo L7700

2.1x lower typical power consumption: 17 Watt vs 35 Watt
Around 2% better performance in Geekbench 4 - Single Core: 1130 vs 1108
Around 6% better performance in Geekbench 4 - Multi-Core: 1832 vs 1731

Specifications (specs)
Thermal Design Power (TDP)	17 Watt vs 35 Watt
Benchmarks
Geekbench 4 - Single Core	1130 vs 1108
Geekbench 4 - Multi-Core	1832 vs 1731

Reasons to consider the Intel Celeron Dual-Core T3100

Around 5% higher maximum core temperature: 105°C vs 100°C
A newer manufacturing process allows for a more powerful, yet cooler running processor: 45 nm vs 65 nm
Around 2% better performance in PassMark - Single thread mark: 765 vs 748
Around 92% better performance in PassMark - CPU mark: 1168 vs 607

Specifications (specs)
Maximum core temperature	105°C vs 100°C
Manufacturing process technology	45 nm vs 65 nm
Benchmarks
PassMark - Single thread mark	765 vs 748
PassMark - CPU mark	1168 vs 607

Compare benchmarks

CPU 1: Intel Core 2 Duo L7700
CPU 2: Intel Celeron Dual-Core T3100

PassMark - Single thread mark

CPU 1

CPU 2

748

765

PassMark - CPU mark

CPU 1

CPU 2

607

1168

Geekbench 4 - Single Core

CPU 1

CPU 2

1130

1108

Geekbench 4 - Multi-Core

CPU 1

CPU 2

1832

1731

Name	Intel Core 2 Duo L7700	Intel Celeron Dual-Core T3100
PassMark - Single thread mark	748	765
PassMark - CPU mark	607	1168
Geekbench 4 - Single Core	1130	1108
Geekbench 4 - Multi-Core	1832	1731

Compare specifications (specs)

	Intel Core 2 Duo L7700	Intel Celeron Dual-Core T3100
Essentials
Architecture codename	Merom	Penryn
Launch date	Q3'07	1 September 2009
Place in performance rating	2214	2220
Processor Number	L7700	T3100
Series	Legacy Intel® Core™ Processors	Legacy Intel® Celeron® Processor
Status	Discontinued	Discontinued
Vertical segment	Mobile	Mobile
Performance
64 bit support
Base frequency	1.80 GHz	1.90 GHz
Bus Speed	800 MHz FSB	800 MHz FSB
Die size	143 mm2	107 mm2
Manufacturing process technology	65 nm	45 nm
Maximum core temperature	100°C	105°C
Number of cores	2	2
Transistor count	291 million	410 million
VID voltage range	0.90V-1.20V	1.00V-1.250V
Front-side bus (FSB)		800 MHz
L1 cache		128 KB
L2 cache		1024 KB
Maximum frequency		1.9 GHz
Number of threads		2
Compatibility
Low Halogen Options Available
Package Size	35mm x 35mm	35mm
Thermal Design Power (TDP)	17 Watt	35 Watt
Sockets supported		PGA478, BGA479
Security & Reliability
Execute Disable Bit (EDB)
Intel® Trusted Execution technology (TXT)
Advanced Technologies
Enhanced Intel SpeedStep® technology
FSB parity
Intel 64
Intel® Demand Based Switching
Intel® Hyper-Threading technology
Intel® Turbo Boost technology
Virtualization
Intel® Virtualization Technology (VT-x)