Intel Core i7-2600K vs Intel Core i7-3770K

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CPU comparison with benchmarks

-VS-

CPU lineage

Intel Core i7-2600K or Intel Core i7-2600K – which processor offers superior performance? In this comparison, we examine disparities and assess which of these two CPUs outperforms the other. We delve into technical specifications and benchmark outcomes.
The Intel Core i7-2600K features 4 processor cores and has the capability to manage 8 threads concurrently.
It was released in Q1/2011 and belongs to the 2 generation of the Intel Core i7 series.
To use the Intel Core i7-2600K, you'll need a motherboard with a LGA 1155 socket.
The Intel Core i7-3770K features 4 processor cores and has the capability to manage 8 threads concurrently.
It was released in Q2/2012 and belongs to the 3 generation of the Intel Core i7 series.
To use the Intel Core i7-3770K, you'll need a motherboard with a LGA 1155 socket.
Desktop / Server Segment Desktop / Server
Intel Core i7-2600K Name Intel Core i7-3770K
Intel Core i7 Family Intel Core i7
2 Generation 3
Intel Core i 2000 Group Intel Core i 3000
 
 

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 3.4 GHz
and turbo frequency for one core is 3.8 GHz.
The Intel Core i7-3770K has 4 CPU cores and can calculate 8 threads in parallel.
The clock frequency of the Intel Core i7-3770K is 3.5 GHz
and turbo frequency for one core is 3.9 GHz.
3.8 GHz Turbo Frequency (1 core) 3.9 GHz
Yes Overclocking Yes
normal Core architecture normal
3.4 GHz Frequency 3.5 GHz
8 Threads 8
3.8 GHz Turbo Frequency (all cores) 3.9 GHz
Yes Hyperthreading Yes
4 CPU Cores 4
4x Cores 4x
 
 

Internal Graphics

The Intel Core i7-2600K has integrated graphics, called iGPU for short.
Specifically, the Intel Core i7-2600K uses the Intel HD Graphics 3000, which has 96 texture shaders
and 12 execution units.
The iGPU uses the system's main memory as graphics memory and sits on the processor's die.
The Intel Core i7-3770K has integrated graphics, called iGPU for short.
Specifically, the Intel Core i7-3770K uses the Intel HD Graphics 4000, which has 128 texture shaders
and 16 execution units.
0.85 GHz GPU frequency 0.65 GHz
Q1/2011 Release date Q1/2011
10.1 Direct X 11.0
Intel HD Graphics 3000 GPU name Intel HD Graphics 4000
32 nm Technology 22 nm
-- Max. displays --
96 Shaders 128
2.0 GB Max. GPU Memory 2.0 GB
12 Execution units 16
6 Generation 7
1.35 GHz GPU (Turbo) 1.15 GHz
 
 

Artificial Intelligence and Machine Learning

-- AI specifications --
-- AI hardware --
 
 

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.
Decode / Encode AVC Decode / Encode
Decode VC-1 Decode
No VP9 No
No h265 / HEVC (10 bit) No
Decode / Encode h264 Decode / Encode
No VP8 No
No h265 / HEVC (8 bit) No
No JPEG Decode
No AV1 No
 
 

Memory & PCIe

The processor supports a maximum memory capacity of 32.0 GB distributed across 2 memory channels. It offers a peak memory bandwidth of 21.0 GB/s. Both the type and quantity of memory can have a substantial impact on the overall system performance.
The processor supports a maximum memory capacity of 32.0 GB distributed across 2 memory channels. It offers a peak memory bandwidth of 25.6 GB/s. Both the type and quantity of memory can have a substantial impact on the overall system performance.
2 Memory channels 2
32.0 GB Max. Memory 32.0 GB
pci PCIe pci
Yes AES-NI Yes
No ECC No
21.0 GB/s Bandwidth 25.6 GB/s
DDR3-1066, DDR3-1333 Memory type DDR3-1600
 
 

Thermal Management

The processor has a thermal design power (TDP) of 95 W watts.
TDP indicates the cooling solution needed to effectively manage the processor's heat. It generally provides an approximate indication of the actual power consumption of the CPU itself.
The processor has a thermal design power (TDP) of 77 W watts.
-- Tjunction max --
95 W TDP (PL1 / PBP) 77 W
 
 

Technical details

The Intel Core i7-2600K is manufactured using a 32 nm process.
A smaller manufacturing process indicates a more contemporary and energy-efficient CPU.
In total, this processor boasts a generous 8.0 MB cache.
A substantial cache can significantly enhance the processor's performance, particularly in scenarios like gaming.
The Intel Core i7-3770K is manufactured using a 22 nm process.
Q1/2011 Release date Q2/2012
-- Part Number --
1.0 MB L2-Cache 0 bytes
VT-x, VT-x EPT Virtualization VT-x, VT-x EPT
SSE4.1, SSE4.2, AVX ISA extensions SSE4.1, SSE4.2, AVX
Monolithic Chip design Monolithic
Sandy Bridge S Architecture Ivy Bridge S
32 nm Technology 22 nm
LGA 1155 Socket LGA 1155
Windows 10, Linux Operating systems Windows 10, Linux
270 $ Release price 275 $
Technical data sheet Documents Technical data sheet
x86-64 (64 bit) Instruction set (ISA) x86-64 (64 bit)
8.0 MB L3-Cache 8.0 MB
 
 

Benchmarks

Geekbench 3, 64bit (Multi-Core)

Intel Core i7-3770K
4C 8T @ 3.5 GHz
14944
14944
Intel Core i7-2600K
4C 8T @ 3.4 GHz
12496
12496

Geekbench 3, 64bit (Single-Core)

Intel Core i7-3770K
4C 8T @ 3.5 GHz
3782
3782
Intel Core i7-2600K
4C 8T @ 3.4 GHz
3193
3193

Geekbench 5, 64bit (Multi-Core)

Intel Core i7-3770K
4C 8T @ 3.5 GHz
3409
3409
Intel Core i7-2600K
4C 8T @ 3.4 GHz
3098
3098

V-Ray CPU-Render Benchmark

Intel Core i7-3770K
4C 8T @ 3.5 GHz
2674
2674
Intel Core i7-2600K
4C 8T @ 3.4 GHz
2156
2156

Geekbench 6 (Multi-Core)

Intel Core i7-3770K
4C 8T @ 3.5 GHz
2527
2527
Intel Core i7-2600K
4C 8T @ 3.4 GHz
2457
2457

CPU-Z Benchmark 17 (Multi-Core)

Intel Core i7-3770K
4C 8T @ 3.5 GHz
1866
1866
Intel Core i7-2600K
4C 8T @ 3.4 GHz
1690
1690

Cinebench R20 (Multi-Core)

Intel Core i7-2600K
4C 8T @ 3.4 GHz
1865
1865
Intel Core i7-3770K
4C 8T @ 3.5 GHz
1391
1391

Blender 2.81 (bmw27)

Intel Core i7-2600K
4C 8T @ 3.4 GHz
741.6
741.6
Intel Core i7-3770K
4C 8T @ 3.5 GHz
597.4
597.4

Geekbench 6 (Single-Core)

Intel Core i7-3770K
4C 8T @ 3.5 GHz
737
737
Intel Core i7-2600K
4C 8T @ 3.4 GHz
707
707

Cinebench R15 (Multi-Core)

Intel Core i7-3770K
4C 8T @ 3.5 GHz
672
672
Intel Core i7-2600K
4C 8T @ 3.4 GHz
612
612

Cinebench R20 (Single-Core)

Intel Core i7-3770K
4C 8T @ 3.5 GHz
286
286
Intel Core i7-2600K
4C 8T @ 3.4 GHz
263
263

Cinebench R15 (Single-Core)

Intel Core i7-3770K
4C 8T @ 3.5 GHz
137
137
Intel Core i7-2600K
4C 8T @ 3.4 GHz
128
128