A4-9120C vs Core 2 Duo E7400

Place in the ranking	2760	2857
Place by popularity	not in top-100	not in top-100
Market segment	Desktop processor	Laptop
Series	no data	AMD Bristol Ridge
Power efficiency	0.96	8.52
Architecture codename	Wolfdale (2008−2010)	Stoney Ridge (2016−2019)
Release date	October 2008 (16 years ago)	6 January 2019 (5 years ago)

Detailed specifications

Core 2 Duo E7400 and A4-9120C 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)	2 (Dual-core)
Threads	2	2
Base clock speed	2.8 GHz	no data
Boost clock speed	2.8 GHz	1.6 GHz
Bus rate	1066 MHz	no data
Multiplier	no data	16
L1 cache	64 KB	160 KB
L2 cache	3 MB (shared)	1 MB
L3 cache	0 KB	no data
Chip lithography	45 nm	28 nm
Die size	82 mm²	124.5 mm²
Maximum case temperature (TCase)	74 °C	no data
Number of transistors	228 million	1200 Million
64 bit support	+	+
Windows 11 compatibility	-	-
VID voltage range	0.85V-1.3625V	no data

Compatibility

Information on Core 2 Duo E7400 and A4-9120C 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	LGA775	BGA
Power consumption (TDP)	65 Watt	6 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core 2 Duo E7400 and A4-9120C. You'll probably need this information if you require some particular technology.

Instruction set extensions	no data	Virtualization,
AES-NI	-	+
AVX	-	+
Enhanced SpeedStep (EIST)	+	no data
Turbo Boost Technology	-	no data
Hyper-Threading Technology	-	no data
Idle States	+	no data
Thermal Monitoring	+	-
Demand Based Switching	-	no data
FSB parity	-	no data

Security technologies

Core 2 Duo E7400 and A4-9120C 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 E7400 and A4-9120C are enumerated here.

AMD-V

Memory specs

Types, maximum amount and channel quantity of RAM supported by Core 2 Duo E7400 and A4-9120C. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR1, DDR2, DDR3	DDR4
Maximum memory bandwidth	no data	14.936 GB/s

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card

no data

AMD Radeon R4 (Stoney Ridge) ( - 600 MHz)

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 E7400 0.66
+22.2%

A4-9120C 0.54

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 E7400 1041
+22.5%

A4-9120C 850