Pentium 6805 vs i7-2600K

Primary details

Comparing Core i7-2600K and Pentium 6805 processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking	1543	1683
Place by popularity	not in top-100	not in top-100
Cost-effectiveness evaluation	0.40	no data
Market segment	Desktop processor	Laptop
Series	Intel Core i7 (Desktop)	no data
Power efficiency	3.45	17.60
Architecture codename	Sandy Bridge (2011−2013)	Ice Lake-Y (2020)
Release date	9 January 2011 (13 years ago)	1 October 2020 (4 years ago)
Launch price (MSRP)	$317	$161

Cost-effectiveness evaluation

Performance per price, higher is better.

Detailed specifications

Core i7-2600K and Pentium 6805 basic parameters such as number of cores, number of threads, base frequency and turbo boost clock, lithography, cache size and multiplier lock state. These parameters indirectly say of CPU speed, though for more precise assessment you have to consider their test results.

Physical cores	4 (Quad-Core)	2 (Dual-core)
Threads	8	4
Base clock speed	3.4 GHz	1.1 GHz
Boost clock speed	3.8 GHz	3 GHz
Bus rate	5 GT/s	no data
L1 cache	64 KB (per core)	80 KB (per core)
L2 cache	256K (per core)	256 KB (per core)
L3 cache	8 MB (shared)	4 MB (shared)
Chip lithography	32 nm	10 nm
Die size	216 mm2	123 mm2
Maximum core temperature	73 °C	100 °C
Number of transistors	1,160 million	no data
64 bit support	+	+
Windows 11 compatibility	-	+
Unlocked multiplier	+	-

Compatibility

Information on Core i7-2600K and Pentium 6805 compatibility with other computer components: motherboard (look for socket type), power supply unit (look for power consumption) etc. Useful when planning a future computer configuration or upgrading an existing one. Note that power consumption of some processors can well exceed their nominal TDP, even without overclocking. Some can even double their declared thermals given that the motherboard allows to tune the CPU power parameters.

Number of CPUs in a configuration	1	1
Socket	LGA1155	FCBGA1526
Power consumption (TDP)	95 Watt	15 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core i7-2600K and Pentium 6805. You'll probably need this information if you require some particular technology.

Instruction set extensions	Intel® SSE4.1, Intel® SSE4.2, Intel® AVX	no data
AES-NI	+	+
AVX	+	+
Enhanced SpeedStep (EIST)	+	+
Turbo Boost Technology	+	2.0
Hyper-Threading Technology	+	+
Idle States	+	+
Thermal Monitoring	+	+
Flex Memory Access	+	no data
FDI	+	no data
Fast Memory Access	+	no data

Security technologies

Core i7-2600K and Pentium 6805 technologies aimed at improving security, for example, by protecting against hacks.

TXT	-	-
EDB	+	+
Secure Key	no data	+
Identity Protection	+	-
OS Guard	no data	+

Virtualization technologies

Virtual machine speed-up technologies supported by Core i7-2600K and Pentium 6805 are enumerated here.

VT-d	-	+
VT-x	+	+
EPT	+	+

Memory specs

Types, maximum amount and channel quantity of RAM supported by Core i7-2600K and Pentium 6805. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR3	DDR4-3200, LPDDR4-3733
Maximum memory size	32 GB	64 GB
Max memory channels	2	2
Maximum memory bandwidth	21 GB/s	no data

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card	Intel HD Graphics 3000	Intel® UHD Graphics for 10th Gen Intel® Processors
Quick Sync Video	+	-
Clear Video HD	+	no data
Graphics max frequency	1.35 GHz	850 MHz
Execution Units	no data	32
InTru 3D	+	no data

Graphics interfaces

Available interfaces and connections of Core i7-2600K and Pentium 6805 integrated GPUs.

Number of displays supported

2

3

Peripherals

Specifications and connection of peripherals supported by Core i7-2600K and Pentium 6805.

PCIe version	2.0	3.0
PCI Express lanes	16	no data

Synthetic benchmark performance

Various benchmark results of the processors in comparison. Overall score is measured in points in 0-100 range, higher is better.

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Combined synthetic benchmark score

This is our combined benchmark performance rating. We are regularly improving our combining algorithms, but if you find some perceived inconsistencies, feel free to speak up in comments section, we usually fix problems quickly.

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Pros & cons summary

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Performance score	3.46	2.79
Recency	9 January 2011	1 October 2020
Physical cores	4	2
Threads	8	4
Chip lithography	32 nm	10 nm
Power consumption (TDP)	95 Watt	15 Watt

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Should you still have questions on choice between Core i7-2600K and Pentium 6805, ask them in Comments section, and we shall answer.

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