Intel Core i5-4278U vs Intel Core i7-6498DU

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CPU comparison with benchmarks

-VS-

CPU lineage

Intel Core i5-4278U or Intel Core i5-4278U – 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 i5-4278U features 2 processor cores and has the capability to manage 4 threads concurrently.
It was released in Q3/2014 and belongs to the 4 generation of the Intel Core i5 series.
To use the Intel Core i5-4278U, you'll need a motherboard with a BGA 1168 socket.
The Intel Core i7-6498DU features 2 processor cores and has the capability to manage 4 threads concurrently.
It was released in Q4/2015 and belongs to the 6 generation of the Intel Core i7 series.
To use the Intel Core i7-6498DU, you'll need a motherboard with a BGA 1356 socket.
Intel Core i5 Family Intel Core i7
Mobile Segment Mobile
4 Generation 6
Intel Core i5-4278U Name Intel Core i7-6498DU
Intel Core i 4000U Group Intel Core i 6000U
 
 

CPU Cores and Base Frequency

The Intel Core i5-4278U has 2 CPU cores and can calculate 4 threads in parallel.
The clock frequency of the Intel Core i5-4278U is 2.6 GHz
and turbo frequency for one core is 3.1 GHz.
The Intel Core i7-6498DU has 2 CPU cores and can calculate 4 threads in parallel.
The clock frequency of the Intel Core i7-6498DU is 2.5 GHz
3.1 GHz Turbo Frequency (1 core) 3.1 GHz
2x Cores 2x
4 Threads 4
2 CPU Cores 2
normal Core architecture normal
Yes Hyperthreading Yes
No Overclocking No
2.6 GHz Frequency 2.5 GHz
None None 2.8 GHz
 
 

Internal Graphics

The Intel Core i5-4278U has integrated graphics, called iGPU for short.
Specifically, the Intel Core i5-4278U uses the Intel Iris Graphics 5100, which has 320 texture shaders
and 40 execution units.
The iGPU uses the system's main memory as graphics memory and sits on the processor's die.
The Intel Core i7-6498DU has integrated graphics, called iGPU for short.
Specifically, the Intel Core i7-6498DU uses the Intel HD Graphics 510, which has 96 texture shaders
and 12 execution units.
40 Execution units 12
7.5 Generation 9
11.1 Direct X 12.0
320 Shaders 96
2.0 GB Max. GPU Memory 32.0 GB
0.2 GHz GPU frequency 0.3 GHz
22 nm Technology 14 nm
Q2/2013 Release date Q1/2015
-- Max. displays --
1.1 GHz GPU (Turbo) 1.05 GHz
Intel Iris Graphics 5100 GPU name Intel HD Graphics 510
 
 

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

Memory & PCIe

The processor supports a maximum memory capacity of 16.0 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 34.1 GB/s. Both the type and quantity of memory can have a substantial impact on the overall system performance.
16.0 GB Max. Memory 32.0 GB
No ECC No
Yes AES-NI Yes
2 Memory channels 2
pci PCIe pci
25.6 GB/s Bandwidth 34.1 GB/s
DDR3-1600 Memory type DDR3-2133
 
 

Thermal Management

The processor has a thermal design power (TDP) of 28 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 15 W watts.
100 °C Tjunction max --
28 W TDP (PL1 / PBP) 15 W
 
 

Technical details

The Intel Core i5-4278U 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 3.0 MB cache.
A substantial cache can significantly enhance the processor's performance, particularly in scenarios like gaming.
The Intel Core i7-6498DU is manufactured using a 14 nm process.
In total, this processor boasts a generous 4.0 MB cache.
3.0 MB L3-Cache 4.0 MB
Windows 10, Linux Operating systems Windows 10, Linux
SSE4.1, SSE4.2, AVX2 ISA extensions SSE4.1, SSE4.2, AVX2
x86-64 (64 bit) Instruction set (ISA) x86-64 (64 bit)
-- Release price --
Technical data sheet Documents Technical data sheet
Q3/2014 Release date Q4/2015
0 bytes L2-Cache 0 bytes
VT-x, VT-x EPT, VT-d Virtualization VT-x, VT-x EPT, VT-d
-- Part Number --
Haswell U Architecture Skylake U
22 nm Technology 14 nm
BGA 1168 Socket BGA 1356
Monolithic Chip design Monolithic