Intel Core i7-3770K vs Intel Core i7-3687U

Last updated:

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 i7-3687U features 2 processor cores and has the capability to manage 4 threads concurrently.
It was released in Q1/2013 and belongs to the 3 generation of the Intel Core i7 series.
To use the Intel Core i7-3687U, you'll need a motherboard with a BGA 1023 socket.
3 Generation 3
Intel Core i7 Family Intel Core i7
Intel Core i 3000 Group Intel Core i 3000U
Intel Core i7-3770K Name Intel Core i7-3687U
Desktop / Server Segment Mobile
 
 

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 i7-3687U has 2 CPU cores and can calculate 4 threads in parallel.
The clock frequency of the Intel Core i7-3687U is 2.1 GHz
and turbo frequency for one core is 3.3 GHz.
4 CPU Cores 2
8 Threads 4
3.9 GHz Turbo Frequency (1 core) 3.3 GHz
3.5 GHz Frequency 2.1 GHz
4x Cores 2x
normal Core architecture normal
Yes Overclocking No
Yes Hyperthreading Yes
3.9 GHz Turbo Frequency (all cores) 3.3 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 i7-3687U has integrated graphics, called iGPU for short.
Specifically, the Intel Core i7-3687U uses the Intel HD Graphics 4000, which has 128 texture shaders
7 Generation 7
Q1/2011 Release date Q1/2011
-- Max. displays --
16 Execution units 16
128 Shaders 128
1.15 GHz GPU (Turbo) 1.2 GHz
0.65 GHz GPU frequency 0.35 GHz
22 nm Technology 22 nm
Intel HD Graphics 4000 GPU name Intel HD Graphics 4000
2.0 GB Max. GPU Memory 2.0 GB
11.0 Direct X 11.0
 
 

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

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.
2 Memory channels 2
32.0 GB Max. Memory 32.0 GB
DDR3-1600 Memory type DDR3L-1600, DDR3L-1333, DDR3-1333, DDR3-1600
Yes AES-NI Yes
25.6 GB/s Bandwidth 25.6 GB/s
No ECC No
pci PCIe pci
 
 

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 17 W watts.
77 W TDP (PL1 / PBP) 17 W
-- Tjunction max 105 °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 i7-3687U is manufactured using a 22 nm process.
In total, this processor boasts a generous 4.0 MB cache.
Q2/2012 Release date Q1/2013
Ivy Bridge S Architecture Ivy Bridge U
Technical data sheet Documents Technical data sheet
VT-x, VT-x EPT Virtualization VT-x, VT-x EPT
Monolithic Chip design Monolithic
8.0 MB L3-Cache 4.0 MB
SSE4.1, SSE4.2, AVX ISA extensions SSE4.1, SSE4.2, AVX
22 nm Technology 22 nm
LGA 1155 Socket BGA 1023
x86-64 (64 bit) Instruction set (ISA) x86-64 (64 bit)
-- Part Number --
275 $ Release price 346 $
Windows 10, Linux Operating systems Windows 10, Linux
0 bytes L2-Cache 0 bytes
 
 

Benchmarks

Geekbench 3, 64bit (Multi-Core)

Intel Core i7-3770K
4C 8T @ 3.5 GHz
14944
14944
Intel Core i7-3687U
2C 4T @ 2.1 GHz
5548
5548

Geekbench 3, 64bit (Single-Core)

Intel Core i7-3770K
4C 8T @ 3.5 GHz
3782
3782
Intel Core i7-3687U
2C 4T @ 2.1 GHz
1728
1728

Geekbench 5, 64bit (Multi-Core)

Intel Core i7-3770K
4C 8T @ 3.5 GHz
3409
3409
Intel Core i7-3687U
2C 4T @ 2.1 GHz
1376
1376

Geekbench 6 (Multi-Core)

Intel Core i7-3770K
4C 8T @ 3.5 GHz
2527
2527
Intel Core i7-3687U
2C 4T @ 2.1 GHz
1239
1239

Geekbench 6 (Single-Core)

Intel Core i7-3770K
4C 8T @ 3.5 GHz
737
737
Intel Core i7-3687U
2C 4T @ 2.1 GHz
635
635