Pentium 4 HT 651 vs Sempron 140

Primary details

Comparing Sempron 140 and Pentium 4 HT 651 processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking	3109	not rated
Place by popularity	not in top-100	not in top-100
Market segment	Desktop processor	Desktop processor
Power efficiency	0.65	no data
Architecture codename	Sargas (2009−2011)	Cedar Mill (2006)
Release date	22 July 2009 (15 years ago)	January 2006 (18 years ago)
Launch price (MSRP)	$40	no data

Detailed specifications

Sempron 140 and Pentium 4 HT 651 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	1 (Single-Core)	1 (Single-Core)
Threads	1	2
Base clock speed	2.7 GHz	no data
Boost clock speed	2.7 GHz	3.4 GHz
L1 cache	128 KB (per core)	28 KB
L2 cache	1 MB (per core)	2 MB
L3 cache	0 KB	0 KB
Chip lithography	45 nm	65 nm
Die size	117 mm2	81 mm2
Number of transistors	234 million	188 million
64 bit support	+	+
Windows 11 compatibility	-	-

Compatibility

Information on Sempron 140 and Pentium 4 HT 651 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	1
Socket	AM3	775
Power consumption (TDP)	45 Watt	86 Watt

Memory specs

Types, maximum amount and channel quantity of RAM supported by Sempron 140 and Pentium 4 HT 651. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types

DDR3

DDR1, DDR2, DDR3

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card

On certain motherboards (Chipset feature)

no data

Peripherals

Specifications and connection of peripherals supported by Sempron 140 and Pentium 4 HT 651.

PCIe version

2.0

no data

Pros & cons summary

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Threads	1	2
Chip lithography	45 nm	65 nm
Power consumption (TDP)	45 Watt	86 Watt

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