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 600 Group Intel Core i3 500
Intel Core i5 Family Intel Core i3
Desktop / Server Segment Desktop / Server
1 Generation 1
Intel Core i5-661 Name Intel Core i3-540
 
 

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
No Overclocking No
Yes Hyperthreading Yes
2x Cores 2x
normal Core architecture normal
3.6 GHz Turbo Frequency (1 core) None
4 Threads 4
3.33 GHz Frequency 3.06 GHz
2 CPU Cores 2
 
 

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
10.1 Direct X 10.1
5 Generation 5
0.9 GHz GPU (Turbo) 0.73 GHz
Q1/2010 Release date Q1/2010
32 nm Technology 32 nm
Intel HD Graphics (Westmere) GPU name Intel HD Graphics (Westmere)
12 Execution units 12
0.5 GHz GPU frequency 0.5 GHz
-- Max. displays --
2.0 GB Max. GPU Memory 2.0 GB
24 Shaders 24
 
 

Artificial Intelligence and Machine Learning

-- AI hardware --
-- AI specifications --
 
 

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.
No VP9 No
No VP8 No
No h265 / HEVC (10 bit) No
Decode h264 Decode
No AV1 No
Decode AVC Decode
No h265 / HEVC (8 bit) No
No JPEG No
No VC-1 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.
pci PCIe pci
2 Memory channels 2
Yes AES-NI No
No ECC Yes
16.0 GB Max. Memory 16.0 GB
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.
73 W TDP (PL1 / PBP) 73 W
-- Tjunction max --
 
 

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.
Monolithic Chip design Monolithic
177 $ Release price 117 $
SSE4.1, SSE4.2 ISA extensions SSE4.1, SSE4.2
x86-64 (64 bit) Instruction set (ISA) x86-64 (64 bit)
Q1/2010 Release date Q1/2010
VT-x, VT-x EPT, VT-d Virtualization VT-x, VT-x EPT
-- Part Number --
Clarkdale Architecture Clarkdale
32 nm Technology 32 nm
Technical data sheet Documents Technical data sheet
4.0 MB L3-Cache 4.0 MB
512.0 KB L2-Cache 512.0 KB
LGA 1156 Socket LGA 1156
Windows 10, Linux Operating systems Windows 10, Linux