Athlon II Neo K145 vs Core 2 Duo U7700

Place in the ranking	3143	3253
Place by popularity	not in top-100	not in top-100
Market segment	Laptop	Laptop
Series	Intel Core 2 Duo	AMD Athlon II Neo
Power efficiency	2.56	1.50
Architecture codename	Merom-2048 (2006−2008)	Nile (2010)
Release date	27 July 2006 (18 years ago)	15 December 2010 (14 years ago)

Detailed specifications

Core 2 Duo U7700 and Athlon II Neo K145 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	1.33 GHz	no data
Boost clock speed	1.33 GHz	1.8 GHz
Bus rate	533 MHz	2000 MHz
L1 cache	64 KB	128 KB
L2 cache	2 MB	1 MB
L3 cache	0 KB	no data
Chip lithography	65 nm	45 nm
Die size	143 mm²	no data
Maximum core temperature	100 °C	no data
Number of transistors	291 Million	no data
64 bit support	+	+
Windows 11 compatibility	-	-
VID voltage range	0.8V-0.975V	no data

Compatibility

Information on Core 2 Duo U7700 and Athlon II Neo K145 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	P	S1
Power consumption (TDP)	10 Watt	12 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core 2 Duo U7700 and Athlon II Neo K145. You'll probably need this information if you require some particular technology.

Instruction set extensions	no data	MMX, 3dDNow!, SSE4A, AMD64, Enhanced Virus Protection, Virtualization
VirusProtect	-	+
Enhanced SpeedStep (EIST)	+	no data
Turbo Boost Technology	-	no data
Hyper-Threading Technology	-	no data
Idle States	+	no data
Demand Based Switching	-	no data
FSB parity	-	no data

Security technologies

Core 2 Duo U7700 and Athlon II Neo K145 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 Core 2 Duo U7700 and Athlon II Neo K145 are enumerated here.

AMD-V	-	+
VT-x	+	no data

Memory specs

Types, maximum amount and channel quantity of RAM supported by Core 2 Duo U7700 and Athlon II Neo K145. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types

no data

DDR3

Synthetic benchmark performance

Various benchmark results of the processors in comparison. Overall score is measured in points in 0-100 range, higher is better.

Combined synthetic benchmark score

This is our combined benchmark performance rating. We are regularly improving our combining algorithms, but if you find some perceived inconsistencies, feel free to speak up in comments section, we usually fix problems quickly.

Core 2 Duo U7700 0.27
+42.1%

Athlon II Neo K145 0.19

Passmark

Passmark CPU Mark is a widespread benchmark, consisting of 8 different types of workload, including integer and floating point math, extended instructions, compression, encryption and physics calculation. There is also one separate single-threaded scenario measuring single-core performance.

Core 2 Duo U7700 429
+44%

Athlon II Neo K145 298

Gaming performance

Pros & cons summary

Performance score	0.27	0.19
Recency	27 July 2006	15 December 2010
Physical cores	2	1
Threads	2	1
Chip lithography	65 nm	45 nm
Power consumption (TDP)	10 Watt	12 Watt