Intel Core i7-2600K vs Intel Core i7-2700K

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CPU comparison with benchmarks


Intel Core i7-2600K CPU1 vs CPU2 Intel Core i7-2700K
Intel Core i7-2600K Intel Core i7-2700K

CPU comparison

Intel Core i7-2600K or Intel Core i7-2700K - which processor is faster? In this comparison we look at the differences and analyze which of these two CPUs is better. We compare the technical data and benchmark results.

The Intel Core i7-2600K has 4 cores with 8 threads and clocks with a maximum frequency of 3.80 GHz. Up to 32 GB of memory is supported in 2 memory channels. The Intel Core i7-2600K was released in Q1/2011.

The Intel Core i7-2700K has 4 cores with 8 threads and clocks with a maximum frequency of 3.90 GHz. The CPU supports up to 32 GB of memory in 2 memory channels. The Intel Core i7-2700K was released in Q4/2011.
Intel Core i7 (298) Family Intel Core i7 (298)
Intel Core i 2000 (28) CPU group Intel Core i 2000 (28)
2 Generation 2
Sandy Bridge S Architecture Sandy Bridge S
Desktop / Server Segment Desktop / Server
-- Predecessor --
-- Successor --

CPU Cores and Base Frequency

The Intel Core i7-2600K has 4 CPU cores and can calculate 8 threads in parallel. The clock frequency of the Intel Core i7-2600K is 3.40 GHz (3.80 GHz) while the Intel Core i7-2700K has 4 CPU cores and 8 threads can calculate simultaneously. The clock frequency of the Intel Core i7-2700K is at 3.50 GHz (3.90 GHz).

Intel Core i7-2600K Characteristic Intel Core i7-2700K
4 Cores 4
8 Threads 8
normal Core architecture normal
Yes Hyperthreading Yes
Yes Overclocking ? Yes
3.40 GHz Frequency 3.50 GHz
3.80 GHz Turbo Frequency (1 Core) 3.90 GHz
3.80 GHz Turbo Frequency (All Cores) 3.90 GHz

NPU AI performance

The performance values of the processor's AI unit. The isolated NPU performance is specified here, the total AI performance (NPU+CPU+iGPU) can be higher. Processors with support for artificial intelligence (AI) and machine learning (ML) can process many calculations, especially audio, image and video processing, much faster than classic processors.

Intel Core i7-2600K Characteristic Intel Core i7-2700K
-- AI hardware --
-- AI specifications --
-- NPU + CPU + iGPU --

Integrated graphics (iGPU)

The Intel Core i7-2600K or Intel Core i7-2700K has integrated graphics, called iGPU for short. The iGPU uses the system's main memory as graphics memory and sits on the processor's die.

Intel HD Graphics 3000 GPU Intel HD Graphics 3000
0.85 GHz GPU frequency 0.85 GHz
1.35 GHz GPU (Turbo) 1.35 GHz
6 GPU Generation 6
32 nm Technology 32 nm
2 Max. displays 2
12 Compute units 12
96 Shader 96
No Hardware Raytracing No
No Frame Generation No
2 GB Max. GPU Memory 2 GB
10.1 DirectX Version 10.1

Hardware codec support

A photo or video codec that is accelerated in hardware can greatly accelerate the working speed of a processor and extend the battery life of notebooks or smartphones when playing videos.

Intel HD Graphics 3000 GPU Intel HD Graphics 3000
No Codec h265 / HEVC (8 bit) No
No Codec h265 / HEVC (10 bit) No
Decode / Encode Codec h264 Decode / Encode
No Codec VP9 No
No Codec VP8 No
No Codec AV1 No
Decode / Encode Codec AVC Decode / Encode
Decode Codec VC-1 Decode
No Codec JPEG No

Memory & PCIe

The Intel Core i7-2600K can use up to 32 GB of memory in 2 memory channels. The maximum memory bandwidth is 21.3 GB/s. The Intel Core i7-2700K supports up to 32 GB of memory in 2 memory channels and achieves a memory bandwidth of up to 21.3 GB/s.

Intel Core i7-2600K Characteristic Intel Core i7-2700K
DDR3-1066, DDR3-1333 Memory DDR3-1066, DDR3-1333
32 GB Max. Memory 32 GB
2 (Dual Channel) Memory channels 2 (Dual Channel)
21.3 GB/s Max. Bandwidth 21.3 GB/s
No ECC No
1.00 MB L2 Cache 1.00 MB
8.00 MB L3 Cache 8.00 MB
2.0 PCIe version 2.0
16 PCIe lanes 16
8.0 GB/s PCIe Bandwidth 8.0 GB/s

Thermal Management

The thermal design power (TDP for short) of the Intel Core i7-2600K is 95 W, while the Intel Core i7-2700K has a TDP of 95 W. The TDP specifies the necessary cooling solution that is required to cool the processor sufficiently.

Intel Core i7-2600K Characteristic Intel Core i7-2700K
95 W TDP (PL1 / PBP) 95 W
-- TDP (PL2) --
-- TDP up --
-- TDP down --
-- Tjunction max. 100 °C

Technical details

The Intel Core i7-2600K is manufactured in 32 nm and has 9.00 MB cache. The Intel Core i7-2700K is manufactured in 32 nm and has a 9.00 MB cache.

Intel Core i7-2600K Characteristic Intel Core i7-2700K
32 nm Technology 32 nm
Monolithic Chip design Monolithic
x86-64 (64 bit) Instruction set (ISA) x86-64 (64 bit)
SSE4.1, SSE4.2, AVX ISA extensions SSE4.1, SSE4.2, AVX
LGA 1155 Socket LGA 1155
VT-x, VT-x EPT Virtualization VT-x, VT-x EPT
Yes AES-NI Yes
Windows 10, Linux Operating systems Windows 10, Linux
Q1/2011 Release date Q4/2011
270 $ Release price 295 $
show more data show more data


Rate these processors

Here you can rate the Intel Core i7-2600K to help other visitors make their purchasing decisions. The average rating is 4.6 stars (9 ratings). Rate now:
Here you can rate the Intel Core i7-2700K to help other visitors make their purchasing decisions. The average rating is 4.6 stars (5 ratings). Rate now:


Average performance in benchmarks

⌀ Single core performance in 2 CPU benchmarks
Intel Core i7-2600K (100%)
Intel Core i7-2700K (98%)
⌀ Multi core performance in 4 CPU benchmarks
Intel Core i7-2600K (99%)
Intel Core i7-2700K (98%)

Geekbench 5, 64bit (Single-Core)

Geekbench 5 is a cross plattform benchmark that heavily uses the systems memory. A fast memory will push the result a lot. The single-core test only uses one CPU core, the amount of cores or hyperthreading ability doesn't count.
Intel Core i7-2600K Intel Core i7-2600K
4C 8T @ 3.80 GHz
808 (100%)
Intel Core i7-2700K Intel Core i7-2700K
4C 8T @ 3.90 GHz
782 (97%)

Geekbench 5, 64bit (Multi-Core)

Geekbench 5 is a cross plattform benchmark that heavily uses the systems memory. A fast memory will push the result a lot. The multi-core test involves all CPU cores and taks a big advantage of hyperthreading.
Intel Core i7-2600K Intel Core i7-2600K
4C 8T @ 3.80 GHz
3098 (100%)
Intel Core i7-2700K Intel Core i7-2700K
4C 8T @ 3.90 GHz
2894 (93%)

Geekbench 6 (Single-Core)

Geekbench 6 is a benchmark for modern computers, notebooks and smartphones. What is new is an optimized utilization of newer CPU architectures, e.g. based on the big.LITTLE concept and combining CPU cores of different sizes. The single-core benchmark only evaluates the performance of the fastest CPU core, the number of CPU cores in a processor is irrelevant here.
Intel Core i7-2600K Intel Core i7-2600K
4C 8T @ 3.80 GHz
707 (100%)
Intel Core i7-2700K Intel Core i7-2700K
4C 8T @ 3.90 GHz
701 (99%)

Geekbench 6 (Multi-Core)

Geekbench 6 is a benchmark for modern computers, notebooks and smartphones. What is new is an optimized utilization of newer CPU architectures, e.g. based on the big.LITTLE concept and combining CPU cores of different sizes. The multi-core benchmark evaluates the performance of all of the processor's CPU cores. Virtual thread improvements such as AMD SMT or Intel's Hyper-Threading have a positive impact on the benchmark result.
Intel Core i7-2600K Intel Core i7-2600K
4C 8T @ 3.80 GHz
2457 (100%)
Intel Core i7-2700K Intel Core i7-2700K
4C 8T @ 3.90 GHz
2418 (98%)

iGPU - FP32 Performance (Single-precision GFLOPS)

The theoretical computing performance of the internal graphics unit of the processor with simple accuracy (32 bit) in GFLOPS. GFLOPS indicates how many billion floating point operations the iGPU can perform per second.
Intel Core i7-2600K Intel Core i7-2600K
Intel HD Graphics 3000 @ 1.35 GHz
259 (100%)
Intel Core i7-2700K Intel Core i7-2700K
Intel HD Graphics 3000 @ 1.35 GHz
259 (100%)

Estimated results for PassMark CPU Mark

Some of the CPUs listed below have been benchmarked by CPU-monkey. However the majority of CPUs have not been tested and the results have been estimated by a CPU-monkey’s secret proprietary formula. As such they do not accurately reflect the actual Passmark CPU mark values and are not endorsed by PassMark Software Pty Ltd.
Intel Core i7-2600K Intel Core i7-2600K
4C 8T @ 3.80 GHz
5488 (96%)
Intel Core i7-2700K Intel Core i7-2700K
4C 8T @ 3.90 GHz
5688 (100%)

CPU-Z Benchmark 17 (Multi-Core)

The CPU-Z benchmark measures a processor's performance by measuring the time it takes the system to complete all benchmark calculations. The faster the benchmark is completed, the higher the score.
Intel Core i7-2600K Intel Core i7-2600K
4C 8T @ 3.40 GHz
1690 (98%)
Intel Core i7-2700K Intel Core i7-2700K
4C 8T @ 3.50 GHz
1723 (100%)

Cinebench R20 (Single-Core)

Cinebench R20 is the successor of Cinebench R15 and is also based on the Cinema 4 Suite. Cinema 4 is a worldwide used software to create 3D forms. The single-core test only uses one CPU core, the amount of cores or hyperthreading ability doesn't count.
Intel Core i7-2600K Intel Core i7-2600K
4C 8T @ 3.80 GHz
263 (100%)
Intel Core i7-2700K Intel Core i7-2700K
4C 8T @ 3.90 GHz
0 (0%)

Cinebench R20 (Multi-Core)

Cinebench R20 is the successor of Cinebench R15 and is also based on the Cinema 4 Suite. Cinema 4 is a worldwide used software to create 3D forms. The multi-core test involves all CPU cores and taks a big advantage of hyperthreading.
Intel Core i7-2600K Intel Core i7-2600K
4C 8T @ 3.80 GHz
1865 (100%)
Intel Core i7-2700K Intel Core i7-2700K
4C 8T @ 3.90 GHz
0 (0%)

Blender 2.81 (bmw27)

Blender is a free 3D graphics software for rendering (creating) 3D bodies, which can also be textured and animated in the software. The Blender benchmark creates predefined scenes and measures the time (s) required for the entire scene. The shorter the time required, the better. We selected bmw27 as the benchmark scene.
Intel Core i7-2600K Intel Core i7-2600K
4C 8T @ 3.80 GHz
741.6 (100%)
Intel Core i7-2700K Intel Core i7-2700K
4C 8T @ 3.90 GHz
0 (0%)

CPU-Z Benchmark 17 (Single-Core)

The CPU-Z benchmark measures a processor's performance by measuring the time it takes the system to complete all benchmark calculations. The faster the benchmark is completed, the higher the score.
Intel Core i7-2600K Intel Core i7-2600K
4C 8T @ 3.80 GHz
365 (100%)
Intel Core i7-2700K Intel Core i7-2700K
4C 8T @ 3.90 GHz
0 (0%)

Cinebench R15 (Single-Core)

Cinebench R15 is the successor of Cinebench 11.5 and is also based on the Cinema 4 Suite. Cinema 4 is a worldwide used software to create 3D forms. The single-core test only uses one CPU core, the amount of cores or hyperthreading ability doesn't count.
Intel Core i7-2600K Intel Core i7-2600K
4C 8T @ 3.80 GHz
128 (100%)
Intel Core i7-2700K Intel Core i7-2700K
4C 8T @ 3.90 GHz
0 (0%)

Cinebench R15 (Multi-Core)

Cinebench R15 is the successor of Cinebench 11.5 and is also based on the Cinema 4 Suite. Cinema 4 is a worldwide used software to create 3D forms. The multi-core test involves all CPU cores and taks a big advantage of hyperthreading.
Intel Core i7-2600K Intel Core i7-2600K
4C 8T @ 3.80 GHz
612 (100%)
Intel Core i7-2700K Intel Core i7-2700K
4C 8T @ 3.90 GHz
0 (0%)

Devices using this processor

Intel Core i7-2600K Intel Core i7-2700K
Unknown Unknown

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