AMD Phenom II X2 B53 vs AMD A6-4455M

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CPU comparison with benchmarks


AMD Phenom II X2 B53 CPU1 vs CPU2 AMD A6-4455M
AMD Phenom II X2 B53 AMD A6-4455M

CPU comparison

AMD Phenom II X2 B53 or AMD A6-4455M - which processor is faster? In this comparison we look at the differences and analyze which of these two CPUs is better. We compare the technical data and benchmark results.

The AMD Phenom II X2 B53 has 2 cores with 2 threads and clocks with a maximum frequency of 2.80 GHz. Up to GB of memory is supported in 2 memory channels. The AMD Phenom II X2 B53 was released in Q3/2009.

The AMD A6-4455M has 2 cores with 2 threads and clocks with a maximum frequency of 2.60 GHz. The CPU supports up to GB of memory in 2 memory channels. The AMD A6-4455M was released in Q2/2012.
AMD Phenom II (52) Family AMD A (112)
AMD Phenom II - 545 (9) CPU group AMD A6-4000M (2)
2 Generation 2
Callisto (K10) Architecture Trinity (Piledriver)
Desktop / Server Segment Mobile
-- Predecessor --
-- Successor --

CPU Cores and Base Frequency

The AMD Phenom II X2 B53 has 2 CPU cores and can calculate 2 threads in parallel. The clock frequency of the AMD Phenom II X2 B53 is 2.80 GHz while the AMD A6-4455M has 2 CPU cores and 2 threads can calculate simultaneously. The clock frequency of the AMD A6-4455M is at 2.10 GHz (2.60 GHz).

AMD Phenom II X2 B53 Characteristic AMD A6-4455M
2 Cores 2
2 Threads 2
normal Core architecture normal
No Hyperthreading No
Yes Overclocking ? No
2.80 GHz Frequency 2.10 GHz
-- Turbo Frequency (1 Core) 2.60 GHz
-- Turbo Frequency (All Cores) 2.60 GHz

Artificial Intelligence and Machine Learning

Processors with the support of artificial intelligence (AI) and machine learning (ML) can process many calculations, especially audio, image and video processing, much faster than classic processors. Algorithms for ML improve their performance the more data they have collected via software. ML tasks can be processed up to 10,000 times faster than with a classic processor.

AMD Phenom II X2 B53 Characteristic AMD A6-4455M
-- AI hardware --
-- AI specifications --

Internal Graphics

The AMD Phenom II X2 B53 or AMD A6-4455M has integrated graphics, called iGPU for short. The iGPU uses the system's main memory as graphics memory and sits on the processor's die.

no iGPU GPU AMD Radeon HD 7500G
GPU frequency 0.33 GHz
-- GPU (Turbo) 0.43 GHz
-- GPU Generation 4
Technology 32 nm
Max. displays 2
-- Compute units 4
-- Shader 256
No Hardware Raytracing No
No Frame Generation No
-- Max. GPU Memory 1 GB
-- DirectX Version 11

Hardware codec support

A photo or video codec that is accelerated in hardware can greatly accelerate the working speed of a processor and extend the battery life of notebooks or smartphones when playing videos.

no iGPU GPU AMD Radeon HD 7500G
No Codec h265 / HEVC (8 bit) No
No Codec h265 / HEVC (10 bit) No
No Codec h264 Decode
No Codec VP9 No
No Codec VP8 No
No Codec AV1 No
No Codec AVC Decode
No Codec VC-1 Decode
No Codec JPEG Decode / Encode

Memory & PCIe

The AMD Phenom II X2 B53 can use up to GB of memory in 2 memory channels. The maximum memory bandwidth is 21.3 GB/s. The AMD A6-4455M supports up to GB of memory in 2 memory channels and achieves a memory bandwidth of up to 21.3 GB/s.

AMD Phenom II X2 B53 Characteristic AMD A6-4455M
DDR3-1333, DDR2-1066 Memory DDR3-1333
Max. Memory
2 (Dual Channel) Memory channels 2 (Dual Channel)
21.3 GB/s Max. Bandwidth 21.3 GB/s
No ECC No
-- L2 Cache --
6.00 MB L3 Cache 2.00 MB
-- PCIe version --
-- PCIe lanes --
-- PCIe Bandwidth --

Thermal Management

The thermal design power (TDP for short) of the AMD Phenom II X2 B53 is 80 W, while the AMD A6-4455M has a TDP of 17 W. The TDP specifies the necessary cooling solution that is required to cool the processor sufficiently.

AMD Phenom II X2 B53 Characteristic AMD A6-4455M
80 W TDP (PL1 / PBP) 17 W
-- TDP (PL2) --
-- TDP up --
-- TDP down --
-- Tjunction max. --

Technical details

The AMD Phenom II X2 B53 is manufactured in 45 nm and has 6.00 MB cache. The AMD A6-4455M is manufactured in 32 nm and has a 2.00 MB cache.

AMD Phenom II X2 B53 Characteristic AMD A6-4455M
45 nm Technology 32 nm
Unknown Chip design Unknown
x86-64 (64 bit) Instruction set (ISA) x86-64 (64 bit)
SSE3, SSE4a ISA extensions SSE4a, SSE4.1, SSE4.2, AVX, FMA3, FMA4
AM3 Socket FP2
AMD-V Virtualization AMD-V
No AES-NI Yes
Windows 10, Linux Operating systems
Q3/2009 Release date Q2/2012
-- Release price --
show more data show more data


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Average performance in benchmarks

⌀ Single core performance in 0 CPU benchmarks
⌀ Multi core performance in 1 CPU benchmarks

Estimated results for PassMark CPU Mark

Some of the CPUs listed below have been benchmarked by CPU-monkey. However the majority of CPUs have not been tested and the results have been estimated by a CPU-monkey’s secret proprietary formula. As such they do not accurately reflect the actual Passmark CPU mark values and are not endorsed by PassMark Software Pty Ltd.
AMD Phenom II X2 B53 AMD Phenom II X2 B53
2C 2T @ 2.80 GHz
1802 (100%)
AMD A6-4455M AMD A6-4455M
2C 2T @ 2.60 GHz
1293 (72%)

Geekbench 5, 64bit (Single-Core)

Geekbench 5 is a cross plattform benchmark that heavily uses the systems memory. A fast memory will push the result a lot. The single-core test only uses one CPU core, the amount of cores or hyperthreading ability doesn't count.
AMD Phenom II X2 B53 AMD Phenom II X2 B53
2C 2T @ 2.80 GHz
0 (0%)
AMD A6-4455M AMD A6-4455M
2C 2T @ 2.60 GHz
283 (100%)

Geekbench 5, 64bit (Multi-Core)

Geekbench 5 is a cross plattform benchmark that heavily uses the systems memory. A fast memory will push the result a lot. The multi-core test involves all CPU cores and taks a big advantage of hyperthreading.
AMD Phenom II X2 B53 AMD Phenom II X2 B53
2C 2T @ 2.80 GHz
0 (0%)
AMD A6-4455M AMD A6-4455M
2C 2T @ 2.60 GHz
413 (100%)

iGPU - FP32 Performance (Single-precision GFLOPS)

The theoretical computing performance of the internal graphics unit of the processor with simple accuracy (32 bit) in GFLOPS. GFLOPS indicates how many billion floating point operations the iGPU can perform per second.
AMD Phenom II X2 B53 AMD Phenom II X2 B53
@ 0.00 GHz
0 (0%)
AMD A6-4455M AMD A6-4455M
AMD Radeon HD 7500G @ 0.43 GHz
217 (100%)

Cinebench R15 (Single-Core)

Cinebench R15 is the successor of Cinebench 11.5 and is also based on the Cinema 4 Suite. Cinema 4 is a worldwide used software to create 3D forms. The single-core test only uses one CPU core, the amount of cores or hyperthreading ability doesn't count.
AMD Phenom II X2 B53 AMD Phenom II X2 B53
2C 2T @ 2.80 GHz
74 (100%)
AMD A6-4455M AMD A6-4455M
2C 2T @ 2.60 GHz
0 (0%)

Cinebench R15 (Multi-Core)

Cinebench R15 is the successor of Cinebench 11.5 and is also based on the Cinema 4 Suite. Cinema 4 is a worldwide used software to create 3D forms. The multi-core test involves all CPU cores and taks a big advantage of hyperthreading.
AMD Phenom II X2 B53 AMD Phenom II X2 B53
2C 2T @ 2.80 GHz
142 (100%)
AMD A6-4455M AMD A6-4455M
2C 2T @ 2.60 GHz
0 (0%)

Devices using this processor

AMD Phenom II X2 B53 AMD A6-4455M
Unknown Unknown

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