Intel Pentium B950 vs Intel Core i5-4278U

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CPU comparison with benchmarks

-VS-

CPU lineage

Intel Pentium B950 or Intel Pentium B950 – 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 Pentium B950 features 2 processor cores and has the capability to manage 2 threads concurrently.
It was released in Q2/2011 and belongs to the 3 generation of the Intel Pentium series.
To use the Intel Pentium B950, you'll need a motherboard with a PGA 988 socket.
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.
Mobile Segment Mobile
Intel Pentium B950 Name Intel Core i5-4278U
Intel Pentium Family Intel Core i5
3 Generation 4
Intel Pentium 900 Group Intel Core i 4000U
 
 

CPU Cores and Base Frequency

The Intel Pentium B950 has 2 CPU cores and can calculate 2 threads in parallel.
The clock frequency of the Intel Pentium B950 is 2.1 GHz
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.
normal Core architecture normal
2.1 GHz Frequency 2.6 GHz
None None 3.1 GHz
2 Threads 4
No Overclocking No
No Hyperthreading Yes
2 CPU Cores 2
2x Cores 2x
 
 

Internal Graphics

The Intel Pentium B950 has integrated graphics, called iGPU for short.
Specifically, the Intel Pentium B950 uses the Intel HD Graphics (Sandy Bridge GT1), which has 48 texture shaders
and 6 execution units.
The iGPU uses the system's main memory as graphics memory and sits on the processor's die.
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.
0.65 GHz GPU frequency 0.2 GHz
Q2/2011 Release date Q2/2013
10.1 Direct X 11.1
Intel HD Graphics (Sandy Bridge GT1) GPU name Intel Iris Graphics 5100
32 nm Technology 22 nm
-- Max. displays --
48 Shaders 320
2.0 GB Max. GPU Memory 2.0 GB
6 Execution units 40
6 Generation 7.5
1.1 GHz GPU (Turbo) 1.1 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 16.0 GB distributed across 2 memory channels. It offers a peak memory bandwidth of 21.3 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 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.
2 Memory channels 2
16.0 GB Max. Memory 16.0 GB
pci PCIe pci
Yes AES-NI Yes
No ECC No
21.3 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 35 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 28 W watts.
85 °C Tjunction max 100 °C
35 W TDP (PL1 / PBP) 28 W
 
 

Technical details

The Intel Pentium B950 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 2.0 MB cache.
A substantial cache can significantly enhance the processor's performance, particularly in scenarios like gaming.
The Intel Core i5-4278U is manufactured using a 22 nm process.
In total, this processor boasts a generous 3.0 MB cache.
Q2/2011 Release date Q3/2014
-- Part Number --
0 bytes L2-Cache 0 bytes
VT-x, VT-x EPT, VT-d Virtualization VT-x, VT-x EPT, VT-d
SSE4.1, SSE4.2 ISA extensions SSE4.1, SSE4.2, AVX2
Monolithic Chip design Monolithic
Sandy Bridge U Architecture Haswell U
32 nm Technology 22 nm
PGA 988 Socket BGA 1168
Windows 10, Linux Operating systems Windows 10, Linux
-- Release price --
Technical data sheet Documents Technical data sheet
x86-64 (64 bit) Instruction set (ISA) x86-64 (64 bit)
2.0 MB L3-Cache 3.0 MB