Intel Core 2 Quad Q9550 vs Intel Core i7-6800K

Comparative analysis of Intel Core 2 Quad Q9550 and Intel Core i7-6800K processors for all known characteristics in the following categories: Essentials, Performance, Compatibility, Security & Reliability, Advanced Technologies, Virtualization, Memory, Graphics, Peripherals. 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 Q9550

Intel Core i7-6800K

Differences

Reasons to consider the Intel Core 2 Quad Q9550

Around 47% lower typical power consumption: 95 Watt vs 140 Watt

Thermal Design Power (TDP)	95 Watt vs 140 Watt

Reasons to consider the Intel Core i7-6800K

Processor is unlocked, an unlocked multiplier allows for easier overclocking
2 more cores, run more applications at once: 6 vs 4
A newer manufacturing process allows for a more powerful, yet cooler running processor: 14 nm vs 45 nm
Around 86% better performance in PassMark - Single thread mark: 2261 vs 1216
4.6x better performance in PassMark - CPU mark: 10734 vs 2349
2.2x better performance in Geekbench 4 - Single Core: 918 vs 412
4.2x better performance in Geekbench 4 - Multi-Core: 5410 vs 1299
12.5x better performance in CompuBench 1.5 Desktop - Face Detection (mPixels/s): 7.629 vs 0.612
2.9x better performance in CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s): 89.35 vs 30.904
5.6x better performance in CompuBench 1.5 Desktop - T-Rex (Frames/s): 0.985 vs 0.175
3x better performance in CompuBench 1.5 Desktop - Video Composition (Frames/s): 3.774 vs 1.258
2.3x better performance in CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s): 10.121 vs 4.476

Specifications (specs)
Unlocked	Unlocked vs Locked
Number of cores	6 vs 4
Manufacturing process technology	14 nm vs 45 nm
Benchmarks
PassMark - Single thread mark	2261 vs 1216
PassMark - CPU mark	10734 vs 2349
Geekbench 4 - Single Core	918 vs 412
Geekbench 4 - Multi-Core	5410 vs 1299
CompuBench 1.5 Desktop - Face Detection (mPixels/s)	7.629 vs 0.612
CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s)	89.35 vs 30.904
CompuBench 1.5 Desktop - T-Rex (Frames/s)	0.985 vs 0.175
CompuBench 1.5 Desktop - Video Composition (Frames/s)	3.774 vs 1.258
CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s)	10.121 vs 4.476

Compare benchmarks

CPU 1: Intel Core 2 Quad Q9550
CPU 2: Intel Core i7-6800K

PassMark - Single thread mark

CPU 1

CPU 2

1216

2261

PassMark - CPU mark

CPU 1

CPU 2

2349

10734

Geekbench 4 - Single Core

CPU 1

CPU 2

412

918

Geekbench 4 - Multi-Core

CPU 1

CPU 2

1299

5410

CompuBench 1.5 Desktop - Face Detection (mPixels/s)

CPU 1

CPU 2

0.612

7.629

CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s)

CPU 1

CPU 2

30.904

89.35

CompuBench 1.5 Desktop - T-Rex (Frames/s)

CPU 1

CPU 2

0.175

0.985

CompuBench 1.5 Desktop - Video Composition (Frames/s)

CPU 1

CPU 2

1.258

3.774

CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s)

CPU 1

CPU 2

4.476

10.121

Name	Intel Core 2 Quad Q9550	Intel Core i7-6800K
PassMark - Single thread mark	1216	2261
PassMark - CPU mark	2349	10734
Geekbench 4 - Single Core	412	918
Geekbench 4 - Multi-Core	1299	5410
3DMark Fire Strike - Physics Score	0	3686
CompuBench 1.5 Desktop - Face Detection (mPixels/s)	0.612	7.629
CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s)	30.904	89.35
CompuBench 1.5 Desktop - T-Rex (Frames/s)	0.175	0.985
CompuBench 1.5 Desktop - Video Composition (Frames/s)	1.258	3.774
CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s)	4.476	10.121

Compare specifications (specs)

	Intel Core 2 Quad Q9550	Intel Core i7-6800K
Essentials
Architecture codename	Yorkfield	Broadwell E
Launch date	Q1'08	May 2016
Place in performance rating	3027	1791
Processor Number	Q9550	i7-6800K
Series	Legacy Intel® Core™ Processors	Intel® Core™ X-series Processors
Status	Discontinued	Discontinued
Vertical segment	Desktop	Desktop
Launch price (MSRP)		$345
Price now		$419.99
Value for money (0-100)		9.53
Performance
64 bit support
Base frequency	2.83 GHz	3.40 GHz
Bus Speed	1333 MHz FSB
Die size	214 mm2
Manufacturing process technology	45 nm	14 nm
Maximum core temperature	71.4°C
Number of cores	4	6
Transistor count	820 million
VID voltage range	0.8500V-1.3625V
L1 cache		32 KB (per core)
L2 cache		256 KB (per core)
L3 cache		15360 KB (shared)
Maximum case temperature (TCase)		72 °C
Maximum frequency		3.60 GHz
Number of threads		12
Unlocked
Compatibility
Low Halogen Options Available
Package Size	37.5mm x 37.5mm
Sockets supported	LGA775	FCLGA2011-3
Thermal Design Power (TDP)	95 Watt	140 Watt
Max number of CPUs in a configuration		1
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
Intel® Advanced Vector Extensions (AVX)
Intel® Smart Response technology
Intel® vPro™ Platform Eligibility
Turbo Boost Max 3.0
Virtualization
Intel® Virtualization Technology (VT-x)
Intel® Virtualization Technology for Directed I/O (VT-d)
Intel® VT-x with Extended Page Tables (EPT)
Memory
Max memory channels		4
Maximum memory size		128 GB
Supported memory types		DDR4 2400/2133
Graphics
Processor graphics		None
Peripherals
Max number of PCIe lanes		28
PCI Express revision		3.0
Scalability		1S Only