Intel Core2 Duo E6420 vs Intel Core i7-4790

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CPU comparison with benchmarks

-VS-

CPU lineage

Intel Core2 Duo E6420 or Intel Core2 Duo E6420 – 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 Core2 Duo E6420 features 2 processor cores and has the capability to manage 2 threads concurrently.
It was released in Q2/2007 and belongs to the 1 generation of the Intel Core2 Duo series.
To use the Intel Core2 Duo E6420, you'll need a motherboard with a LGA 775 socket.
The Intel Core i7-4790 features 4 processor cores and has the capability to manage 8 threads concurrently.
It was released in Q2/2014 and belongs to the 4 generation of the Intel Core i7 series.
To use the Intel Core i7-4790, you'll need a motherboard with a LGA 1150 socket.
Intel Core 2 Duo E4000/E6000 Group Intel Core i 4000
1 Generation 4
Intel Core2 Duo E6420 Name Intel Core i7-4790
Desktop / Server Segment Desktop / Server
Intel Core2 Duo Family Intel Core i7
 
 

CPU Cores and Base Frequency

The Intel Core2 Duo E6420 has 2 CPU cores and can calculate 2 threads in parallel.
The clock frequency of the Intel Core2 Duo E6420 is 2.13 GHz
The Intel Core i7-4790 has 4 CPU cores and can calculate 8 threads in parallel.
The clock frequency of the Intel Core i7-4790 is 3.6 GHz
and turbo frequency for one core is 4.0 GHz.
2 Threads 8
None None 3.8 GHz
None None 4.0 GHz
normal Core architecture normal
2.13 GHz Frequency 3.6 GHz
2 CPU Cores 4
Yes Overclocking No
No Hyperthreading Yes
2x Cores 4x
 
 

Internal Graphics

The Intel Core2 Duo E6420 does not have integrated graphics.
The Intel Core i7-4790 has integrated graphics, called iGPU for short.
Specifically, the Intel Core i7-4790 uses the Intel HD Graphics 4600, which has 160 texture shaders
and 20 execution units.
The iGPU uses the system's main memory as graphics memory and sits on the processor's die.
-- GPU (Turbo) 1.2 GHz
-- Technology 22 nm
-- Direct X 11.1
0 bytes Max. GPU Memory 2.0 GB
-- Execution units 20
-- Release date Q2/2013
GPU name Intel HD Graphics 4600
-- Shaders 160
-- GPU frequency 0.35 GHz
-- Generation 7.5
-- Max. displays --
 
 

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.
-- h265 / HEVC (8 bit) No
-- VP9 No
-- VP8 No
-- VC-1 Decode
-- JPEG Decode
-- h264 Decode / Encode
-- h265 / HEVC (10 bit) No
-- AVC Decode / Encode
-- 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 25.6 GB/s. Both the type and quantity of memory can have a substantial impact on the overall system performance.
DDR3-1333, DDR2-1066 Memory type DDR3-1600
-- Bandwidth 25.6 GB/s
No AES-NI Yes
No ECC No
pci PCIe pci
16.0 GB Max. Memory 32.0 GB
2 Memory channels 2
 
 

Thermal Management

The processor has a thermal design power (TDP) of 65 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 84 W watts.
65 W TDP (PL1 / PBP) 84 W
-- Tjunction max --
 
 

Technical details

The Intel Core2 Duo E6420 is manufactured using a 65 nm process.
A smaller manufacturing process indicates a more contemporary and energy-efficient CPU.
A substantial cache can significantly enhance the processor's performance, particularly in scenarios like gaming.
The Intel Core i7-4790 is manufactured using a 22 nm process.
In total, this processor boasts a generous 8.0 MB cache.
VT-x Virtualization VT-x, VT-x EPT, VT-d
65 nm Technology 22 nm
x86-64 (64 bit) Instruction set (ISA) x86-64 (64 bit)
SSE3, MMX, SSE, SSE2 ISA extensions SSE4.1, SSE4.2, AVX2
-- Part Number --
Monolithic Chip design Monolithic
Q2/2007 Release date Q2/2014
-- Release price 280 $
4.0 MB L2-Cache 0 bytes
Technical data sheet Documents Technical data sheet
0 bytes L3-Cache 8.0 MB
LGA 775 Socket LGA 1150
Windows 10, Linux Operating systems Windows 10, Linux
Conroe (Core) Architecture Haswell S
 
 

Benchmarks