Intel Core 2 Quad Q6600 (95W) vs Intel Pentium III 866

Comparative analysis of Intel Core 2 Quad Q6600 (95W) and Intel Pentium III 866 processors for all known characteristics in the following categories: Essentials, Performance, Memory, Compatibility, Advanced Technologies, Virtualization. Benchmark processor performance analysis: 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), PassMark - Single thread mark, PassMark - CPU mark.

Intel Core 2 Quad Q6600 (95W)

Intel Pentium III 866

Differences

Reasons to consider the Intel Core 2 Quad Q6600 (95W)

3 more cores, run more applications at once: 4 vs 1
Around 176% higher clock speed: 2.4 GHz vs 0.87 GHz
A newer manufacturing process allows for a more powerful, yet cooler running processor: 65 nm vs 180 nm
32x more L1 cache, more data can be stored in the L1 cache for quick access later
32x more L2 cache, more data can be stored in the L2 cache for quick access later

Number of cores	4 vs 1
Maximum frequency	2.4 GHz vs 0.87 GHz
Manufacturing process technology	65 nm vs 180 nm
L1 cache	256 KB vs 8 KB
L2 cache	8192 KB vs 256 KB

Reasons to consider the Intel Pentium III 866

3.7x lower typical power consumption: 26.1 Watt vs 95 Watt

Thermal Design Power (TDP)	26.1 Watt vs 95 Watt

Compare benchmarks

CPU 1: Intel Core 2 Quad Q6600 (95W)
CPU 2: Intel Pentium III 866

Name	Intel Core 2 Quad Q6600 (95W)	Intel Pentium III 866
CompuBench 1.5 Desktop - Face Detection (mPixels/s)	0.522
CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s)	24.255
CompuBench 1.5 Desktop - T-Rex (Frames/s)	0.138
CompuBench 1.5 Desktop - Video Composition (Frames/s)	0.748
CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s)	3.829
PassMark - Single thread mark		202
PassMark - CPU mark		152

Compare specifications (specs)

	Intel Core 2 Quad Q6600 (95W)	Intel Pentium III 866
Essentials
Architecture codename	Kentsfield	Coppermine T
Launch date	July 2007	Q1'00
Place in performance rating	3296	3293
Vertical segment	Desktop	Desktop
Series		Legacy Intel® Pentium® Processor
Status		Discontinued
Performance
64 bit support
Die size	2x 143 mm	80 mm
L1 cache	256 KB	8 KB
L2 cache	8192 KB	256 KB
Manufacturing process technology	65 nm	180 nm
Maximum case temperature (TCase)	62 °C	69 °C
Maximum frequency	2.4 GHz	0.87 GHz
Number of cores	4	1
Transistor count	582 million	44 million
Base frequency		866 MHz
Bus Speed		133 MHz FSB
Maximum core temperature		80°C
VID voltage range		1.75V
Memory
Supported memory types	DDR1, DDR2, DDR3
Compatibility
Max number of CPUs in a configuration	1	1
Sockets supported	775	PPGA370, SECC2, SECC2495
Thermal Design Power (TDP)	95 Watt	26.1 Watt
Low Halogen Options Available
Advanced Technologies
Intel® Turbo Boost technology
Virtualization
Intel® Virtualization Technology (VT-x)