Intel Core i5-2500K vs Intel Core 2 Quad Q6700

Comparative analysis of Intel Core i5-2500K and Intel Core 2 Quad Q6700 processors for all known characteristics in the following categories: Essentials, Performance, Memory, Graphics, Graphics interfaces, Compatibility, Peripherals, 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 i5-2500K

Intel Core 2 Quad Q6700

Differences

Reasons to consider the Intel Core i5-2500K

CPU is newer: launch date 3 year(s) 9 month(s) later
Processor is unlocked, an unlocked multiplier allows for easier overclocking
Around 39% higher clock speed: 3.70 GHz vs 2.67 GHz
Around 17% higher maximum core temperature: 72.6°C vs 62.2°C
A newer manufacturing process allows for a more powerful, yet cooler running processor: 32 nm vs 65 nm
Around 11% lower typical power consumption: 95 Watt vs 105 Watt
Around 58% better performance in PassMark - Single thread mark: 1698 vs 1074
Around 97% better performance in PassMark - CPU mark: 4129 vs 2096
2.3x better performance in Geekbench 4 - Single Core: 806 vs 353
2.4x better performance in Geekbench 4 - Multi-Core: 2657 vs 1114
5.8x better performance in CompuBench 1.5 Desktop - Face Detection (mPixels/s): 3.325 vs 0.576
3.2x better performance in CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s): 78.071 vs 24.478
2.6x better performance in CompuBench 1.5 Desktop - T-Rex (Frames/s): 0.384 vs 0.148
2.2x better performance in CompuBench 1.5 Desktop - Video Composition (Frames/s): 1.818 vs 0.829
Around 10% better performance in CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s): 4.627 vs 4.217

Specifications (specs)
Launch date	January 2011 vs April 2007
Unlocked	Unlocked vs Locked
Maximum frequency	3.70 GHz vs 2.67 GHz
Maximum core temperature	72.6°C vs 62.2°C
Manufacturing process technology	32 nm vs 65 nm
Thermal Design Power (TDP)	95 Watt vs 105 Watt
Benchmarks
PassMark - Single thread mark	1698 vs 1074
PassMark - CPU mark	4129 vs 2096
Geekbench 4 - Single Core	806 vs 353
Geekbench 4 - Multi-Core	2657 vs 1114
CompuBench 1.5 Desktop - Face Detection (mPixels/s)	3.325 vs 0.576
CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s)	78.071 vs 24.478
CompuBench 1.5 Desktop - T-Rex (Frames/s)	0.384 vs 0.148
CompuBench 1.5 Desktop - Video Composition (Frames/s)	1.818 vs 0.829
CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s)	4.627 vs 4.217

Reasons to consider the Intel Core 2 Quad Q6700

8x more L2 cache, more data can be stored in the L2 cache for quick access later

L2 cache	8192 KB vs 256 KB (per core)

Compare benchmarks

CPU 1: Intel Core i5-2500K
CPU 2: Intel Core 2 Quad Q6700

PassMark - Single thread mark

CPU 1

CPU 2

1698

1074

PassMark - CPU mark

CPU 1

CPU 2

4129

2096

Geekbench 4 - Single Core

CPU 1

CPU 2

806

353

Geekbench 4 - Multi-Core

CPU 1

CPU 2

2657

1114

CompuBench 1.5 Desktop - Face Detection (mPixels/s)

CPU 1

CPU 2

3.325

0.576

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

CPU 1

CPU 2

78.071

24.478

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

CPU 1

CPU 2

0.384

0.148

CompuBench 1.5 Desktop - Video Composition (Frames/s)

CPU 1

CPU 2

1.818

0.829

CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s)

CPU 1

CPU 2

4.627

4.217

Name	Intel Core i5-2500K	Intel Core 2 Quad Q6700
PassMark - Single thread mark	1698	1074
PassMark - CPU mark	4129	2096
Geekbench 4 - Single Core	806	353
Geekbench 4 - Multi-Core	2657	1114
3DMark Fire Strike - Physics Score	1575
CompuBench 1.5 Desktop - Face Detection (mPixels/s)	3.325	0.576
CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s)	78.071	24.478
CompuBench 1.5 Desktop - T-Rex (Frames/s)	0.384	0.148
CompuBench 1.5 Desktop - Video Composition (Frames/s)	1.818	0.829
CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s)	4.627	4.217

Compare specifications (specs)

	Intel Core i5-2500K	Intel Core 2 Quad Q6700
Essentials
Architecture codename	Sandy Bridge	Kentsfield
Launch date	January 2011	April 2007
Launch price (MSRP)	$289
Place in performance rating	2447	3062
Price now	$123.99	$44.99
Processor Number	i5-2500K	Q6700
Series	Legacy Intel® Core™ Processors	Legacy Intel® Core™ Processors
Status	Discontinued	Discontinued
Value for money (0-100)	15.38	21.53
Vertical segment	Desktop	Desktop
Performance
64 bit support
Base frequency	3.30 GHz	2.66 GHz
Bus Speed	5 GT/s DMI	1066 MHz FSB
Die size	216 mm	286 mm2
L1 cache	64 KB (per core)	256 KB
L2 cache	256 KB (per core)	8192 KB
L3 cache	6144 KB (shared)
Manufacturing process technology	32 nm	65 nm
Maximum core temperature	72.6°C	62.2°C
Maximum frequency	3.70 GHz	2.67 GHz
Number of cores	4	4
Number of threads	4
Transistor count	1160 million	582 million
Unlocked
Maximum case temperature (TCase)		62 °C
VID voltage range		0.8500V-1.500V
Memory
Max memory channels	2
Maximum memory bandwidth	21 GB/s
Maximum memory size	32 GB
Supported memory types	DDR3 1066/1333	DDR1, DDR2, DDR3
Graphics
Device ID	0x112
Graphics base frequency	850 MHz
Graphics max dynamic frequency	1.10 GHz
Graphics max frequency	1.1 GHz
Intel® Clear Video HD technology
Intel® Flexible Display Interface (Intel® FDI)
Intel® InTru™ 3D technology
Intel® Quick Sync Video
Processor graphics	Intel® HD Graphics 3000
Graphics interfaces
Number of displays supported	2
Wireless Display (WiDi) support
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	LGA1155	LGA775
Thermal Design Power (TDP)	95 Watt	105 Watt
Peripherals
Max number of PCIe lanes	16
PCI Express revision	2.0
Security & Reliability
Execute Disable Bit (EDB)
Intel® Identity Protection technology
Intel® Trusted Execution technology (TXT)
Advanced Technologies
Enhanced Intel SpeedStep® technology
Flexible Display interface (FDI)
Idle States
Instruction set extensions	Intel® SSE4.1, Intel® SSE4.2, Intel® AVX
Intel 64
Intel® Advanced Vector Extensions (AVX)
Intel® AES New Instructions
Intel® Fast Memory Access
Intel® Flex Memory Access
Intel® Hyper-Threading technology
Intel® Turbo Boost technology
Intel® vPro™ Platform Eligibility
Thermal Monitoring
FSB parity
Intel® Demand Based Switching
Virtualization
Intel® Virtualization Technology (VT-x)
Intel® Virtualization Technology for Directed I/O (VT-d)
Intel® VT-x with Extended Page Tables (EPT)