Intel Core 2 Quad Q9650 vs Intel Core 2 Extreme QX9770

Comparative analysis of Intel Core 2 Quad Q9650 and Intel Core 2 Extreme QX9770 processors for all known characteristics in the following categories: Essentials, Performance, Memory, 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, 3DMark Fire Strike - Physics Score, 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 2 Quad Q9650

Intel Core 2 Extreme QX9770

Differences

Reasons to consider the Intel Core 2 Quad Q9650

CPU is newer: launch date 5 month(s) later
Around 29% higher maximum core temperature: 71.4°C vs 55.5°C
Around 43% lower typical power consumption: 95 Watt vs 136 Watt

Launch date	August 2008 vs March 2008
Maximum core temperature	71.4°C vs 55.5°C
Thermal Design Power (TDP)	95 Watt vs 136 Watt

Reasons to consider the Intel Core 2 Extreme QX9770

Processor is unlocked, an unlocked multiplier allows for easier overclocking
Around 7% higher clock speed: 3.2 GHz vs 3 GHz
2x more L2 cache, more data can be stored in the L2 cache for quick access later
5.3x better performance in Geekbench 4 - Single Core: 2338 vs 444
4.8x better performance in Geekbench 4 - Multi-Core: 6682 vs 1400

Specifications (specs)
Unlocked	Unlocked vs Locked
Maximum frequency	3.2 GHz vs 3 GHz
L2 cache	12288 KB vs 6144 KB (per die)
Benchmarks
Geekbench 4 - Single Core	2338 vs 444
Geekbench 4 - Multi-Core	6682 vs 1400

Compare benchmarks

CPU 1: Intel Core 2 Quad Q9650
CPU 2: Intel Core 2 Extreme QX9770

Geekbench 4 - Single Core

CPU 1

CPU 2

444

2338

Geekbench 4 - Multi-Core

CPU 1

CPU 2

1400

6682

Name	Intel Core 2 Quad Q9650	Intel Core 2 Extreme QX9770
PassMark - Single thread mark	1282
PassMark - CPU mark	2484
Geekbench 4 - Single Core	444	2338
Geekbench 4 - Multi-Core	1400	6682
3DMark Fire Strike - Physics Score	0
CompuBench 1.5 Desktop - Face Detection (mPixels/s)	0.587
CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s)	30.945
CompuBench 1.5 Desktop - T-Rex (Frames/s)	0.162
CompuBench 1.5 Desktop - Video Composition (Frames/s)	1.175
CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s)	4.276

Compare specifications (specs)

	Intel Core 2 Quad Q9650	Intel Core 2 Extreme QX9770
Essentials
Architecture codename	Yorkfield	Yorkfield
Launch date	August 2008	March 2008
Place in performance rating	2998	812
Price now	$54.49
Processor Number	Q9650	QX9770
Series	Legacy Intel® Core™ Processors	Legacy Intel® Core™ Processors
Status	Discontinued	Discontinued
Value for money (0-100)	22.69
Vertical segment	Desktop	Desktop
Performance
64 bit support
Base frequency	3.00 GHz	3.20 GHz
Bus Speed	1333 MHz FSB	1600 MHz FSB
Die size	214 mm2	214 mm2
L1 cache	64 KB (per core)	256 KB
L2 cache	6144 KB (per die)	12288 KB
Manufacturing process technology	45 nm	45 nm
Maximum core temperature	71.4°C	55.5°C
Maximum frequency	3 GHz	3.2 GHz
Number of cores	4	4
Transistor count	820 million	820 million
VID voltage range	0.8500V-1.3625V	0.8500V-1.3625V
Maximum case temperature (TCase)		55 °C
Unlocked
Memory
Supported memory types	DDR1, DDR2, DDR3	DDR1, DDR2, DDR3
Compatibility
Low Halogen Options Available
Max number of CPUs in a configuration	1	1
Package Size	37.5mm x 37.5mm	37.5mm x 37.5mm
Sockets supported	LGA775	LGA775
Thermal Design Power (TDP)	95 Watt	136 Watt
Security & Reliability
Execute Disable Bit (EDB)
Intel® Trusted Execution technology (TXT)
Advanced Technologies
Enhanced Intel SpeedStep® technology
FSB parity
Idle States
Intel 64
Intel® AES New Instructions
Intel® Demand Based Switching
Intel® Hyper-Threading technology
Intel® Turbo Boost technology
Thermal Monitoring
Virtualization
Intel® Virtualization Technology (VT-x)
Intel® Virtualization Technology for Directed I/O (VT-d)