Mobile Sempron SI-42 vs Celeron 1020E

Place in the ranking	2558	3219
Place by popularity	not in top-100	not in top-100
Market segment	Laptop	Laptop
Series	Intel Celeron	AMD Mobile Sempron
Power efficiency	2.41	0.79
Architecture codename	Ivy Bridge (2012−2013)	Sable (2008−2009)
Release date	20 January 2013 (11 years ago)	1 September 2009 (15 years ago)

Detailed specifications

Celeron 1020E 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	2	1
Base clock speed	2.2 GHz	no data
Boost clock speed	2.2 GHz	2.1 GHz
Bus rate	no data	1800 MHz
L1 cache	64K (per core)	128 KB
L2 cache	256K (per core)	512 KB
L3 cache	2 MB (shared)	no data
Chip lithography	22 nm	65 nm
Die size	118 mm²	no data
Maximum core temperature	100 °C	100 °C
Maximum case temperature (TCase)	105 °C	no data
Number of transistors	1,400 million	no data
64 bit support	+	+
Windows 11 compatibility	-	-

Compatibility

Information on Celeron 1020E 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	G2 (988B)	S1g2
Power consumption (TDP)	35 Watt	25 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Celeron 1020E 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
Enhanced SpeedStep (EIST)	+	no data
Thermal Monitoring	+	-

Security technologies

Celeron 1020E and Mobile Sempron SI-42 technologies aimed at improving security, for example, by protecting against hacks.

EDB

no data

Virtualization technologies

Virtual machine speed-up technologies supported by Celeron 1020E and Mobile Sempron SI-42 are enumerated here.

VT-x

no data

Memory specs

Types, maximum amount and channel quantity of RAM supported by Celeron 1020E and Mobile Sempron SI-42. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types

DDR3

no data

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card

Intel HD Graphics (Ivy Bridge) (650 - 1000 MHz)

no data

Gaming performance

Pros & cons summary

Performance score	0.89	0.21
Recency	20 January 2013	1 September 2009
Physical cores	2	1
Threads	2	1
Chip lithography	22 nm	65 nm
Power consumption (TDP)	35 Watt	25 Watt

Celeron 1020E has a 323.8% higher aggregate performance score, an age advantage of 3 years, 100% more physical cores and 100% more threads, and a 195.5% more advanced lithography process.

Mobile Sempron SI-42, on the other hand, has 40% lower power consumption.

The Celeron 1020E is our recommended choice as it beats the Mobile Sempron SI-42 in performance tests.

Should you still have questions on choice between Celeron 1020E and Mobile Sempron SI-42, ask them in Comments section, and we shall answer.