Athlon II X4 631 vs Pentium M 780

Place in the ranking	3170	2247
Place by popularity	not in top-100	not in top-100
Market segment	Laptop	Desktop processor
Series	Pentium M	no data
Power efficiency	0.84	1.27
Architecture codename	Dothan (2004−2005)	Llano (2011−2012)
Release date	25 July 2005 (19 years ago)	17 August 2011 (13 years ago)

Detailed specifications

Pentium M 780 and Athlon II X4 631 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)	4 (Quad-Core)
Threads	1	4
Base clock speed	2.26 GHz	2.6 GHz
Boost clock speed	0.03 GHz	2.6 GHz
Bus rate	533 MHz	no data
L1 cache	32 KB	128 KB (per core)
L2 cache	2 MB	1 MB (per core)
L3 cache	0 KB	0 KB
Chip lithography	90 nm	32 nm
Die size	87 mm²	228 mm²
Maximum core temperature	100 °C	no data
Number of transistors	144 million	1,178 million
64 bit support	-	+
Windows 11 compatibility	-	-
VID voltage range	1.26V-1.404V	no data

Compatibility

Information on Pentium M 780 and Athlon II X4 631 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	PPGA478, H-PBGA479	FM1
Power consumption (TDP)	27 Watt	100 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Pentium M 780 and Athlon II X4 631. You'll probably need this information if you require some particular technology.

Enhanced SpeedStep (EIST)	+	no data
Turbo Boost Technology	-	no data
Hyper-Threading Technology	-	no data
Idle States	-	no data
Demand Based Switching	-	no data
PAE	32 Bit	no data
FSB parity	-	no data

Security technologies

Pentium M 780 and Athlon II X4 631 technologies aimed at improving security, for example, by protecting against hacks.

TXT	-	no data
EDB	+	no data

Virtualization technologies

Virtual machine speed-up technologies supported by Pentium M 780 and Athlon II X4 631 are enumerated here.

AMD-V	-	+
VT-x	-	no data

Memory specs

Types, maximum amount and channel quantity of RAM supported by Pentium M 780 and Athlon II X4 631. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types

DDR2

DDR3

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card

On certain motherboards (Chipset feature)

no data

Gaming performance

Pros & cons summary

Performance score	0.24	1.34
Recency	25 July 2005	17 August 2011
Physical cores	1	4
Threads	1	4
Chip lithography	90 nm	32 nm
Power consumption (TDP)	27 Watt	100 Watt

Pentium M 780 has 270.4% lower power consumption.

Athlon II X4 631, on the other hand, has a 458.3% higher aggregate performance score, an age advantage of 6 years, 300% more physical cores and 300% more threads, and a 181.3% more advanced lithography process.

The Athlon II X4 631 is our recommended choice as it beats the Pentium M 780 in performance tests.

Be aware that Pentium M 780 is a notebook processor while Athlon II X4 631 is a desktop one.

Should you still have questions on choice between Pentium M 780 and Athlon II X4 631, ask them in Comments section, and we shall answer.