Atom x7405C vs Core 2 Duo U7700

Primary details

Comparing Core 2 Duo U7700 and Atom x7405C processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking	not rated	not rated
Place by popularity	not in top-100	not in top-100
Market segment	Laptop	Laptop
Series	Intel Core 2 Duo	no data
Architecture codename	Merom-2048 (2006−2008)	Amston Lake (2024)
Release date	27 July 2006 (18 years ago)	8 April 2024 (less than a year ago)
Launch price (MSRP)	no data	$57

Detailed specifications

Core 2 Duo U7700 and Atom x7405C 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)	4 (Quad-Core)
Threads	2	4
Base clock speed	1.33 GHz	1.7 GHz
Boost clock speed	1.33 GHz	3.4 GHz
Bus rate	533 MHz	no data
L1 cache	64 KB	96 KB (per core)
L2 cache	2 MB	2 MB (shared)
L3 cache	0 KB	6 MB (shared)
Chip lithography	65 nm	10 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	-	no data
VID voltage range	0.8V-0.975V	no data

Compatibility

Information on Core 2 Duo U7700 and Atom x7405C 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	P	Intel BGA 1264
Power consumption (TDP)	10 Watt	12 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core 2 Duo U7700 and Atom x7405C. You'll probably need this information if you require some particular technology.

AES-NI	-	+
AVX	-	+
Enhanced SpeedStep (EIST)	+	+
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 Atom x7405C 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 Atom x7405C are enumerated here.

VT-d	no data	+
VT-x	+	+

Memory specs

Types, maximum amount and channel quantity of RAM supported by Core 2 Duo U7700 and Atom x7405C. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types

no data

DDR4, DDR5

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card

no data

N/A

Peripherals

Specifications and connection of peripherals supported by Core 2 Duo U7700 and Atom x7405C.

PCIe version	no data	3.0
PCI Express lanes	no data	9

Pros & cons summary

---

Recency	27 July 2006	8 April 2024
Physical cores	2	4
Threads	2	4
Chip lithography	65 nm	10 nm
Power consumption (TDP)	10 Watt	12 Watt

---

Should you still have questions on choice between Core 2 Duo U7700 and Atom x7405C, ask them in Comments section, and we shall answer.

Vote for your favorite

Do you think we are right or mistaken in our choice? Vote by clicking "Like" button near your favorite CPU.

---