Intel Core 2 Duo T6400 vs Intel Core 2 Duo T7400

Comparative analysis of Intel Core 2 Duo T6400 and Intel Core 2 Duo T7400 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 T6400

Intel Core 2 Duo T7400

Differences

Reasons to consider the Intel Core 2 Duo T6400

CPU is newer: launch date 2 year(s) 4 month(s) later
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 4% better performance in PassMark - Single thread mark: 797 vs 764

Specifications (specs)
Launch date	1 January 2009 vs 28 August 2006
Maximum core temperature	105°C vs 100°C
Manufacturing process technology	45 nm vs 65 nm
Benchmarks
PassMark - Single thread mark	797 vs 764

Reasons to consider the Intel Core 2 Duo T7400

Around 8% higher clock speed: 2.16 GHz vs 2 GHz
2x more L2 cache, more data can be stored in the L2 cache for quick access later
Around 3% lower typical power consumption: 34 Watt vs 35 Watt
Around 5% better performance in PassMark - CPU mark: 768 vs 729
Around 8% better performance in Geekbench 4 - Single Core: 273 vs 253
Around 4% better performance in Geekbench 4 - Multi-Core: 481 vs 462

Specifications (specs)
Maximum frequency	2.16 GHz vs 2 GHz
L2 cache	4096 KB vs 2048 KB
Thermal Design Power (TDP)	34 Watt vs 35 Watt
Benchmarks
PassMark - CPU mark	768 vs 729
Geekbench 4 - Single Core	273 vs 253
Geekbench 4 - Multi-Core	481 vs 462

Compare benchmarks

CPU 1: Intel Core 2 Duo T6400
CPU 2: Intel Core 2 Duo T7400

PassMark - Single thread mark

CPU 1

CPU 2

797

764

PassMark - CPU mark

CPU 1

CPU 2

729

768

Geekbench 4 - Single Core

CPU 1

CPU 2

253

273

Geekbench 4 - Multi-Core

CPU 1

CPU 2

462

481

Name	Intel Core 2 Duo T6400	Intel Core 2 Duo T7400
PassMark - Single thread mark	797	764
PassMark - CPU mark	729	768
Geekbench 4 - Single Core	253	273
Geekbench 4 - Multi-Core	462	481

Compare specifications (specs)

	Intel Core 2 Duo T6400	Intel Core 2 Duo T7400
Essentials
Architecture codename	Penryn	Merom
Launch date	1 January 2009	28 August 2006
Place in performance rating	2929	2930
Price now	$14.99
Processor Number	T6400	T7400
Series	Legacy Intel® Core™ Processors	Legacy Intel® Core™ Processors
Status	Discontinued	Discontinued
Value for money (0-100)	24.07
Vertical segment	Mobile	Mobile
Launch price (MSRP)		$286
Performance
64 bit support
Base frequency	2.00 GHz	2.16 GHz
Bus Speed	800 MHz FSB	667 MHz FSB
Die size	107 mm2	143 mm2
Front-side bus (FSB)	800 MHz	667 MHz
L2 cache	2048 KB	4096 KB
Manufacturing process technology	45 nm	65 nm
Maximum core temperature	105°C	100°C
Maximum frequency	2 GHz	2.16 GHz
Number of cores	2	2
Number of threads	2	2
Transistor count	410 million	291 million
VID voltage range	1.000V-1.250V	1.1625V-1.300V
L1 cache		64 KB
Compatibility
Low Halogen Options Available
Package Size	35mm x 35mm	35mm x 35mm
Sockets supported	PGA478	PPGA478, PBGA479
Thermal Design Power (TDP)	35 Watt	34 Watt
Max number of CPUs in a configuration		1
Scenario Design Power (SDP)		0 W
Security & Reliability
Execute Disable Bit (EDB)
Intel® Trusted Execution technology (TXT)
Advanced Technologies
Enhanced Intel SpeedStep® technology
Intel 64
Intel® Demand Based Switching
Intel® Hyper-Threading technology
Intel® Turbo Boost technology
FSB parity
Idle States
Virtualization
Intel® Virtualization Technology (VT-x)