Phenom X4 9550 vs Pentium M 740

Place in the ranking	3228	2432
Place by popularity	not in top-100	not in top-100
Market segment	Laptop	Desktop processor
Series	Pentium M	no data
Power efficiency	0.70	1.04
Architecture codename	Dothan (2004−2005)	Agena (2007−2008)
Release date	19 January 2005 (19 years ago)	March 2008 (16 years ago)

Detailed specifications

Pentium M 740 and Phenom X4 9550 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	1.73 GHz	no data
Boost clock speed	1.73 GHz	2.2 GHz
Bus rate	533 MHz	no data
L1 cache	32 KB	128 KB (per core)
L2 cache	2 MB	512 KB (per core)
L3 cache	0 KB	2 MB (shared)
Chip lithography	90 nm	65 nm
Die size	87 mm²	285 mm²
Maximum core temperature	100 °C	no data
Number of transistors	144 million	450 million
64 bit support	-	+
Windows 11 compatibility	-	-
VID voltage range	1.26V-1.356V	no data

Compatibility

Information on Pentium M 740 and Phenom X4 9550 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	AM2+
Power consumption (TDP)	27 Watt	95 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Pentium M 740 and Phenom X4 9550. 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 740 and Phenom X4 9550 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 740 and Phenom X4 9550 are enumerated here.

AMD-V	-	+
VT-x	-	no data

Memory specs

Types, maximum amount and channel quantity of RAM supported by Pentium M 740 and Phenom X4 9550. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types

DDR2

no data

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	0.20	1.04
Physical cores	1	4
Threads	1	4
Chip lithography	90 nm	65 nm
Power consumption (TDP)	27 Watt	95 Watt

Pentium M 740 has 251.9% lower power consumption.

Phenom X4 9550, on the other hand, has a 420% higher aggregate performance score, 300% more physical cores and 300% more threads, and a 38.5% more advanced lithography process.

The Phenom X4 9550 is our recommended choice as it beats the Pentium M 740 in performance tests.

Be aware that Pentium M 740 is a notebook processor while Phenom X4 9550 is a desktop one.

Should you still have questions on choice between Pentium M 740 and Phenom X4 9550, ask them in Comments section, and we shall answer.