Mobile Sempron SI-42 vs i7-3517UE

Place in the ranking	2144	3193
Place by popularity	not in top-100	not in top-100
Market segment	Laptop	Laptop
Series	no data	AMD Mobile Sempron
Power efficiency	8.35	0.83
Architecture codename	Ivy Bridge (2012−2013)	Sable (2008−2009)
Release date	3 June 2012 (12 years ago)	1 September 2009 (15 years ago)

Detailed specifications

Core i7-3517UE 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	2 (Dual-core)	1 (Single-Core)
Threads	4	1
Base clock speed	1.7 GHz	no data
Boost clock speed	2.8 GHz	2.1 GHz
Bus rate	no data	1800 MHz
L1 cache	64 KB (per core)	128 KB
L2 cache	256 KB (per core)	512 KB
L3 cache	4 MB (shared)	no data
Chip lithography	22 nm	65 nm
Die size	118 mm²	no data
Maximum core temperature	no data	100 °C
64 bit support	+	+
Windows 11 compatibility	-	-

Compatibility

Information on Core i7-3517UE 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	no data
Socket	Intel BGA1023	S1g2
Power consumption (TDP)	17 Watt	25 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core i7-3517UE 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	+	-
Enhanced SpeedStep (EIST)	+	no data
Hyper-Threading Technology	+	no data

Security technologies

Core i7-3517UE 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 i7-3517UE 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 i7-3517UE and Mobile Sempron SI-42. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types

unknown Dual-channel

no data

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card

Intel HD 4000

no data

Gaming performance

Pros & cons summary

Performance score	1.50	0.22
Recency	3 June 2012	1 September 2009
Physical cores	2	1
Threads	4	1
Chip lithography	22 nm	65 nm
Power consumption (TDP)	17 Watt	25 Watt

i7-3517UE has a 581.8% higher aggregate performance score, an age advantage of 2 years, 100% more physical cores and 300% more threads, a 195.5% more advanced lithography process, and 47.1% lower power consumption.

The Core i7-3517UE is our recommended choice as it beats the Mobile Sempron SI-42 in performance tests.

Should you still have questions on choice between Core i7-3517UE and Mobile Sempron SI-42, ask them in Comments section, and we shall answer.