A6-4455M vs A6-5400K

Place in the ranking	2597	2876
Place by popularity	not in top-100	not in top-100
Market segment	Desktop processor	Laptop
Series	no data	AMD A-Series
Power efficiency	1.17	2.77
Architecture codename	Trinity (2012−2013)	Trinity (2012−2013)
Release date	2 October 2012 (12 years ago)	15 May 2012 (12 years ago)

Detailed specifications

A6-5400K and A6-4455M 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	3.6 GHz	2.1 GHz
Boost clock speed	3.8 GHz	2.6 GHz
L1 cache	128 KB (per core)	92 KB
L2 cache	1 MB (per core)	2 MB (shared)
L3 cache	0 KB	0 KB
Chip lithography	32 nm	32 nm
Die size	246 mm²	246 mm²
Maximum case temperature (TCase)	70 °C	100 °C
Number of transistors	1,178 million	1,178 million
64 bit support	+	+
Windows 11 compatibility	-	-
Unlocked multiplier	+	-

Compatibility

Information on A6-5400K and A6-4455M 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	FM2	FP2
Power consumption (TDP)	65 Watt	17 Watt

Technologies and extensions

Technological solutions and additional instructions supported by A6-5400K and A6-4455M. You'll probably need this information if you require some particular technology.

Instruction set extensions	no data	86x SSE (1, 2, 3, 3S, 4.1, 4.2, 4A),-64, AES, AVX, FMA
AES-NI	-	+
FMA	-	+
AVX	-	+

Virtualization technologies

Virtual machine speed-up technologies supported by A6-5400K and A6-4455M are enumerated here.

AMD-V

Memory specs

Types, maximum amount and channel quantity of RAM supported by A6-5400K and A6-4455M. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types

DDR3

unknown Dual-channel

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card

Radeon HD 7540D

AMD Radeon HD 7500G

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.

A6-5400K 0.81
+62%

A6-4455M 0.50

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.

A6-5400K 1275
+60.8%

A6-4455M 793

GeekBench 5 Single-Core

GeekBench 5 Single-Core is a cross-platform application developed in the form of CPU tests that independently recreate certain real-world tasks with which to accurately measure performance. This version uses only a single CPU core.

A6-5400K 381
+69.3%

A6-4455M 225

GeekBench 5 Multi-Core

GeekBench 5 Multi-Core is a cross-platform application developed in the form of CPU tests that independently recreate certain real-world tasks with which to accurately measure performance. This version uses all available CPU cores.

A6-5400K 512
+66.8%

A6-4455M 307