Atom E3845 vs Athlon II P320

Place in the ranking	2959	2747
Place by popularity	not in top-100	not in top-100
Market segment	Laptop	Laptop
Series	AMD Athlon II	Atom
Power efficiency	1.67	6.34
Architecture codename	Champlain (2010−2011)	Bay Trail-I (2013)
Release date	12 May 2010 (14 years ago)	8 October 2013 (11 years ago)

Detailed specifications

Athlon II P320 and Atom E3845 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
Boost clock speed	2.1 GHz	1.91 GHz
Bus rate	3200 MHz	no data
L1 cache	256 KB	64 KB (per core)
L2 cache	1 MB	512 KB (per core)
L3 cache	no data	0 KB
Chip lithography	45 nm	22 nm
64 bit support	+	+
Windows 11 compatibility	-	-

Compatibility

Information on Athlon II P320 and Atom E3845 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	no data	1
Socket	S1g4	Intel BGA1170
Power consumption (TDP)	25 Watt	10 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Athlon II P320 and Atom E3845. You'll probably need this information if you require some particular technology.

Instruction set extensions	SSE-3, SSE4A, 3DNow!, MMX, DEP, SVM	no data
Enhanced SpeedStep (EIST)	no data	+

Memory specs

Types, maximum amount and channel quantity of RAM supported by Athlon II P320 and Atom E3845. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types

no data

DDR3

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card

no data

Intel HD Graphics

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.

Athlon II P320 0.44

Atom E3845 0.67
+52.3%

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.

Athlon II P320 695

Atom E3845 1065
+53.2%

Gaming performance

Pros & cons summary

Performance score	0.44	0.67
Recency	12 May 2010	8 October 2013
Physical cores	2	4
Threads	2	4
Chip lithography	45 nm	22 nm
Power consumption (TDP)	25 Watt	10 Watt

Atom E3845 has a 52.3% higher aggregate performance score, an age advantage of 3 years, 100% more physical cores and 100% more threads, a 104.5% more advanced lithography process, and 150% lower power consumption.

The Atom E3845 is our recommended choice as it beats the Athlon II P320 in performance tests.

Should you still have questions on choice between Athlon II P320 and Atom E3845, ask them in Comments section, and we shall answer.