A9-9420e vs Core 2 Duo E8135

Place in the ranking	2713	2717
Place by popularity	not in top-100	not in top-100
Market segment	Laptop	Laptop
Series	no data	AMD Bristol Ridge
Power efficiency	1.50	4.39
Architecture codename	Penryn (2008−2011)	Stoney Ridge (2016−2019)
Release date	3 March 2009 (15 years ago)	1 June 2018 (6 years ago)

Detailed specifications

Core 2 Duo E8135 and A9-9420e 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	2.667 GHz	no data
Boost clock speed	0.67 GHz	no data
L1 cache	64 KB (per core)	no data
L2 cache	6 MB (shared)	1 MB
Chip lithography	45 nm	28 nm
Die size	107 mm²	124.5 mm²
Maximum core temperature	no data	90 °C
Number of transistors	410 million	1200 Million
64 bit support	+	+
Windows 11 compatibility	no data	-

Compatibility

Information on Core 2 Duo E8135 and A9-9420e 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	BGA
Power consumption (TDP)	44 Watt	15 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core 2 Duo E8135 and A9-9420e. You'll probably need this information if you require some particular technology.

Instruction set extensions	no data	Virtualization,
Enhanced SpeedStep (EIST)	+	no data

Virtualization technologies

Virtual machine speed-up technologies supported by Core 2 Duo E8135 and A9-9420e are enumerated here.

AMD-V	-	+
VT-x	+	no data

Memory specs

Types, maximum amount and channel quantity of RAM supported by Core 2 Duo E8135 and A9-9420e. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types

DDR2, DDR3

DDR4

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card

On certain motherboards (Chipset feature)

AMD Radeon R5 (Stoney Ridge)

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 E8135 0.70

A9-9420e 0.70

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 E8135 1112
+0.5%

A9-9420e 1107