Intel Core i5-661 vs Intel Core i3-540

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CPU comparison with benchmarks

-VS-

CPU lineage

Intel Core i5-661 or Intel Core i5-661 – 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 i5-661 features 2 processor cores and has the capability to manage 4 threads concurrently.
It was released in Q1/2010 and belongs to the 1 generation of the Intel Core i5 series.
To use the Intel Core i5-661, you'll need a motherboard with a LGA 1156 socket.
The Intel Core i3-540 features 2 processor cores and has the capability to manage 4 threads concurrently.
It was released in Q1/2010 and belongs to the 1 generation of the Intel Core i3 series.
To use the Intel Core i3-540, you'll need a motherboard with a LGA 1156 socket.
Intel Core i5 Family Intel Core i3
Desktop / Server Segment Desktop / Server
1 Generation 1
Intel Core i5-661 Name Intel Core i3-540
Intel Core i5 600 Group Intel Core i3 500
 
 

CPU Cores and Base Frequency

The Intel Core i5-661 has 2 CPU cores and can calculate 4 threads in parallel.
The clock frequency of the Intel Core i5-661 is 3.33 GHz
and turbo frequency for one core is 3.6 GHz.
The Intel Core i3-540 has 2 CPU cores and can calculate 4 threads in parallel.
The clock frequency of the Intel Core i3-540 is 3.06 GHz
3.6 GHz Turbo Frequency (1 core) None
2x Cores 2x
4 Threads 4
2 CPU Cores 2
normal Core architecture normal
Yes Hyperthreading Yes
No Overclocking No
3.33 GHz Frequency 3.06 GHz
 
 

Internal Graphics

The Intel Core i5-661 has integrated graphics, called iGPU for short.
Specifically, the Intel Core i5-661 uses the Intel HD Graphics (Westmere), which has 24 texture shaders
and 12 execution units.
The iGPU uses the system's main memory as graphics memory and sits on the processor's die.
The Intel Core i3-540 has integrated graphics, called iGPU for short.
Specifically, the Intel Core i3-540 uses the Intel HD Graphics (Westmere), which has 24 texture shaders
12 Execution units 12
5 Generation 5
10.1 Direct X 10.1
24 Shaders 24
2.0 GB Max. GPU Memory 2.0 GB
0.5 GHz GPU frequency 0.5 GHz
32 nm Technology 32 nm
Q1/2010 Release date Q1/2010
-- Max. displays --
0.9 GHz GPU (Turbo) 0.73 GHz
Intel HD Graphics (Westmere) GPU name Intel HD Graphics (Westmere)
 
 

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 AVC Decode
No VP8 No
No h265 / HEVC (10 bit) No
Decode h264 Decode
No h265 / HEVC (8 bit) No
No VP9 No
No JPEG No
No VC-1 No
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 21.0 GB/s. Both the type and quantity of memory can have a substantial impact on the overall system performance.
16.0 GB Max. Memory 16.0 GB
No ECC Yes
Yes AES-NI No
2 Memory channels 2
pci PCIe pci
21.0 GB/s Bandwidth 21.0 GB/s
DDR3-1066, DDR3-1333 Memory type DDR3-1066, DDR3-1333
 
 

Thermal Management

The processor has a thermal design power (TDP) of 73 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.
-- Tjunction max --
73 W TDP (PL1 / PBP) 73 W
 
 

Technical details

The Intel Core i5-661 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 4.0 MB cache.
A substantial cache can significantly enhance the processor's performance, particularly in scenarios like gaming.
The Intel Core i3-540 is manufactured using a 32 nm process.
4.0 MB L3-Cache 4.0 MB
Windows 10, Linux Operating systems Windows 10, Linux
SSE4.1, SSE4.2 ISA extensions SSE4.1, SSE4.2
x86-64 (64 bit) Instruction set (ISA) x86-64 (64 bit)
177 $ Release price 117 $
Technical data sheet Documents Technical data sheet
Q1/2010 Release date Q1/2010
512.0 KB L2-Cache 512.0 KB
VT-x, VT-x EPT, VT-d Virtualization VT-x, VT-x EPT
-- Part Number --
Clarkdale Architecture Clarkdale
32 nm Technology 32 nm
LGA 1156 Socket LGA 1156
Monolithic Chip design Monolithic