Mobile Sempron SI-42 vs i5-6440EQ

Place in the ranking	1580	3219
Place by popularity	not in top-100	not in top-100
Cost-effectiveness evaluation	0.56	no data
Market segment	Laptop	Laptop
Series	Intel Core i5	AMD Mobile Sempron
Power efficiency	7.04	0.79
Architecture codename	Skylake (2015−2016)	Sable (2008−2009)
Release date	12 October 2015 (9 years ago)	1 September 2009 (15 years ago)
Launch price (MSRP)	$250	no data

Cost-effectiveness evaluation

Performance per price, higher is better.

no data

Detailed specifications

Core i5-6440EQ and Mobile Sempron SI-42 basic parameters such as number of cores, number of threads, base frequency and turbo boost clock, lithography, cache size and multiplier lock state. These parameters indirectly say of CPU speed, though for more precise assessment you have to consider their test results.

Physical cores	4 (Quad-Core)	1 (Single-Core)
Threads	4	1
Boost clock speed	2.7 GHz	2.1 GHz
Bus type	DMI 3.0	no data
Bus rate	4 × 8 GT/s	1800 MHz
Multiplier	27	no data
L1 cache	256 KB	128 KB
L2 cache	1 MB	512 KB
L3 cache	6 MB	no data
Chip lithography	14 nm	65 nm
Die size	122 mm²	no data
Maximum core temperature	no data	100 °C
64 bit support	+	+
Windows 11 compatibility	-	-

Compatibility

Information on Core i5-6440EQ and Mobile Sempron SI-42 compatibility with other computer components: motherboard (look for socket type), power supply unit (look for power consumption) etc. Useful when planning a future computer configuration or upgrading an existing one. Note that power consumption of some processors can well exceed their nominal TDP, even without overclocking. Some can even double their declared thermals given that the motherboard allows to tune the CPU power parameters.

Number of CPUs in a configuration	1 (Uniprocessor)	no data
Socket	no data	S1g2
Power consumption (TDP)	45 Watt	25 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core i5-6440EQ and Mobile Sempron SI-42. You'll probably need this information if you require some particular technology.

Instruction set extensions	no data	65 nm, 1.075 - 1.125
AES-NI	+	-
AVX	+	-
vPro	+	no data
Enhanced SpeedStep (EIST)	+	no data
TSX	+	-

Security technologies

Core i5-6440EQ and Mobile Sempron SI-42 technologies aimed at improving security, for example, by protecting against hacks.

TXT

no data

Virtualization technologies

Virtual machine speed-up technologies supported by Core i5-6440EQ and Mobile Sempron SI-42 are enumerated here.

VT-d	+	no data
VT-x	+	no data

Memory specs

Types, maximum amount and channel quantity of RAM supported by Core i5-6440EQ and Mobile Sempron SI-42. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	LPDDR3-1866	no data
Maximum memory size	64 GB	no data
Max memory channels	2	no data
Maximum memory bandwidth	34.134 GB/s	no data

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card

Intel HD Graphics 530

no data

Peripherals

Specifications and connection of peripherals supported by Core i5-6440EQ and Mobile Sempron SI-42.

PCIe version	3.0	no data
PCI Express lanes	16	no data

Gaming performance

Pros & cons summary

Performance score	3.35	0.21
Recency	12 October 2015	1 September 2009
Physical cores	4	1
Threads	4	1
Chip lithography	14 nm	65 nm
Power consumption (TDP)	45 Watt	25 Watt

i5-6440EQ has a 1495.2% higher aggregate performance score, an age advantage of 6 years, 300% more physical cores and 300% more threads, and a 364.3% more advanced lithography process.

Mobile Sempron SI-42, on the other hand, has 80% lower power consumption.

The Core i5-6440EQ is our recommended choice as it beats the Mobile Sempron SI-42 in performance tests.

Should you still have questions on choice between Core i5-6440EQ and Mobile Sempron SI-42, ask them in Comments section, and we shall answer.