Intel Core i7-3770K vs Intel Core i7-2700K

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CPU comparison with benchmarks

-VS-

CPU lineage

Intel Core i7-3770K or Intel Core i7-3770K – 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 i7-3770K 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.
The Intel Core i7-2700K features 4 processor cores and has the capability to manage 8 threads concurrently.
It was released in Q4/2011 and belongs to the 2 generation of the Intel Core i7 series.
To use the Intel Core i7-2700K, you'll need a motherboard with a LGA 1155 socket.
Intel Core i7 Family Intel Core i7
Desktop / Server Segment Desktop / Server
Intel Core i7-3770K Name Intel Core i7-2700K
Intel Core i 3000 Group Intel Core i 2000
3 Generation 2
 
 

CPU Cores and Base Frequency

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.
The Intel Core i7-2700K has 4 CPU cores and can calculate 8 threads in parallel.
The clock frequency of the Intel Core i7-2700K is 3.5 GHz
4x Cores 4x
3.9 GHz Turbo Frequency (all cores) 3.9 GHz
3.5 GHz Frequency 3.5 GHz
4 CPU Cores 4
normal Core architecture normal
Yes Hyperthreading Yes
Yes Overclocking Yes
8 Threads 8
3.9 GHz Turbo Frequency (1 core) 3.9 GHz
 
 

Internal Graphics

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.
The iGPU uses the system's main memory as graphics memory and sits on the processor's die.
The Intel Core i7-2700K has integrated graphics, called iGPU for short.
Specifically, the Intel Core i7-2700K uses the Intel HD Graphics 3000, which has 96 texture shaders
and 12 execution units.
1.15 GHz GPU (Turbo) 1.35 GHz
Q1/2011 Release date Q1/2011
16 Execution units 12
11.0 Direct X 10.1
-- Max. displays --
128 Shaders 96
Intel HD Graphics 4000 GPU name Intel HD Graphics 3000
0.65 GHz GPU frequency 0.85 GHz
2.0 GB Max. GPU Memory 2.0 GB
7 Generation 6
22 nm Technology 32 nm
 
 

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.
No VP8 No
No VP9 No
Decode / Encode AVC Decode / Encode
Decode / Encode h264 Decode / Encode
Decode JPEG No
Decode VC-1 Decode
No AV1 No
No h265 / HEVC (8 bit) No
No h265 / HEVC (10 bit) 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 25.6 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 21.0 GB/s. Both the type and quantity of memory can have a substantial impact on the overall system performance.
Yes AES-NI Yes
32.0 GB Max. Memory 32.0 GB
25.6 GB/s Bandwidth 21.0 GB/s
DDR3-1600 Memory type DDR3-1066, DDR3-1333
pci PCIe pci
2 Memory channels 2
No ECC No
 
 

Thermal Management

The processor has a thermal design power (TDP) of 77 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 95 W watts.
77 W TDP (PL1 / PBP) 95 W
-- Tjunction max 100 °C
 
 

Technical details

The Intel Core i7-3770K is manufactured using a 22 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 i7-2700K is manufactured using a 32 nm process.
Technical data sheet Documents Technical data sheet
Q2/2012 Release date Q4/2011
LGA 1155 Socket LGA 1155
0 bytes L2-Cache 1.0 MB
8.0 MB L3-Cache 8.0 MB
Windows 10, Linux Operating systems Windows 10, Linux
x86-64 (64 bit) Instruction set (ISA) x86-64 (64 bit)
-- Part Number --
Ivy Bridge S Architecture Sandy Bridge S
VT-x, VT-x EPT Virtualization VT-x, VT-x EPT
275 $ Release price 295 $
SSE4.1, SSE4.2, AVX ISA extensions SSE4.1, SSE4.2, AVX
Monolithic Chip design Monolithic
22 nm Technology 32 nm
 
 

Benchmarks

Geekbench 5, 64bit (Multi-Core)

Intel Core i7-3770K
4C 8T @ 3.5 GHz
3409
3409
Intel Core i7-2700K
4C 8T @ 3.5 GHz
2894
2894

Geekbench 6 (Multi-Core)

Intel Core i7-3770K
4C 8T @ 3.5 GHz
2527
2527
Intel Core i7-2700K
4C 8T @ 3.5 GHz
2418
2418

CPU-Z Benchmark 17 (Multi-Core)

Intel Core i7-3770K
4C 8T @ 3.5 GHz
1866
1866
Intel Core i7-2700K
4C 8T @ 3.5 GHz
1723
1723

Geekbench 6 (Single-Core)

Intel Core i7-3770K
4C 8T @ 3.5 GHz
737
737
Intel Core i7-2700K
4C 8T @ 3.5 GHz
701
701