AMD Athlon II X3 455 vs Intel Core i7-3667U

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CPU comparison with benchmarks


AMD Athlon II X3 455 CPU1 vs CPU2 Intel Core i7-3667U
AMD Athlon II X3 455 Intel Core i7-3667U

CPU comparison

In this CPU comparison, we compare the AMD Athlon II X3 455 and the Intel Core i7-3667U and use benchmarks to check which processor is faster.

We compare the AMD Athlon II X3 455 3 core processor released in Q4/2010 with the Intel Core i7-3667U which has 2 CPU cores and was introduced in Q2/2012.
AMD Athlon II (52) Family Intel Core i7 (298)
AMD Athlon II X3 (Rana) (12) CPU group Intel Core i 3000U (12)
1 Generation 3
Rana Architecture Ivy Bridge U
Desktop / Server Segment Mobile
-- Predecessor --
-- Successor --

CPU Cores and Base Frequency

The AMD Athlon II X3 455 is a 3 core processor with a clock frequency of 3.30 GHz. The processor can compute 3 threads at the same time. The Intel Core i7-3667U clocks with 2.00 GHz (3.20 GHz), has 2 CPU cores and can calculate 4 threads in parallel.

AMD Athlon II X3 455 Characteristic Intel Core i7-3667U
3 Cores 2
3 Threads 4
normal Core architecture normal
No Hyperthreading Yes
No Overclocking ? No
3.30 GHz Frequency 2.00 GHz
-- Turbo Frequency (1 Core) 3.20 GHz
-- Turbo Frequency (All Cores) 3.00 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 Athlon II X3 455 Characteristic Intel Core i7-3667U
-- AI hardware --
-- AI specifications --

Internal Graphics

Graphics (iGPU) integrated into the processor not only enable image output without having to rely on a dedicated graphics solution, but can also efficiently accelerate video playback.

no iGPU GPU Intel HD Graphics 4000
GPU frequency 0.35 GHz
-- GPU (Turbo) 1.15 GHz
-- GPU Generation 7
Technology 22 nm
Max. displays 3
-- Compute units 16
-- Shader 128
No Hardware Raytracing No
No Frame Generation No
-- Max. GPU Memory 2 GB
-- DirectX Version 11.0

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 Intel HD Graphics 4000
No Codec h265 / HEVC (8 bit) No
No Codec h265 / HEVC (10 bit) No
No Codec h264 Decode / Encode
No Codec VP9 No
No Codec VP8 No
No Codec AV1 No
No Codec AVC Decode / Encode
No Codec VC-1 Decode
No Codec JPEG Decode

Memory & PCIe

Up to 16 GB of memory in a maximum of 2 memory channels is supported by the AMD Athlon II X3 455, while the Intel Core i7-3667U supports a maximum of 32 GB of memory with a maximum memory bandwidth of 25.6 GB/s enabled.

AMD Athlon II X3 455 Characteristic Intel Core i7-3667U
DDR3-1333 Memory DDR3L-1333, DDR3L-1600, DDR3-1333, DDR3-1600
16 GB Max. Memory 32 GB
2 (Dual Channel) Memory channels 2 (Dual Channel)
21.3 GB/s Max. Bandwidth 25.6 GB/s
No ECC No
1.50 MB L2 Cache --
-- L3 Cache 4.00 MB
2.0 PCIe version 2.0
-- PCIe lanes 16
-- PCIe Bandwidth 8.0 GB/s

Thermal Management

The AMD Athlon II X3 455 has a TDP of 95 W. The TDP of the Intel Core i7-3667U is 17 W. System integrators use the TDP of the processor as a guide when dimensioning the cooling solution.

AMD Athlon II X3 455 Characteristic Intel Core i7-3667U
95 W TDP (PL1 / PBP) 17 W
-- TDP (PL2) --
-- TDP up --
-- TDP down --
-- Tjunction max. --

Technical details

The AMD Athlon II X3 455 has 1.50 MB cache and is manufactured in 45 nm. The cache of Intel Core i7-3667U is at 4.00 MB. The processor is manufactured in 22 nm.

AMD Athlon II X3 455 Characteristic Intel Core i7-3667U
45 nm Technology 22 nm
Unknown Chip design Monolithic
x86-64 (64 bit) Instruction set (ISA) x86-64 (64 bit)
MMX, 3DNow!, SSE3, SSE4a ISA extensions SSE4.1, SSE4.2, AVX
AM3 Socket BGA 1023
AMD-V Virtualization VT-x, VT-x EPT
No AES-NI Yes
Windows 10, Linux Operating systems Windows 10, Linux
Q4/2010 Release date Q2/2012
-- Release price --
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Average performance in benchmarks

⌀ Single core performance in 1 CPU benchmarks
AMD Athlon II X3 455 (63%)
Intel Core i7-3667U (100%)
⌀ Multi core performance in 2 CPU benchmarks
AMD Athlon II X3 455 (79%)
Intel Core i7-3667U (100%)

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 Athlon II X3 455 AMD Athlon II X3 455
3C 3T @ 3.30 GHz
396 (63%)
Intel Core i7-3667U Intel Core i7-3667U
2C 4T @ 3.20 GHz
628 (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 Athlon II X3 455 AMD Athlon II X3 455
3C 3T @ 3.30 GHz
1066 (80%)
Intel Core i7-3667U Intel Core i7-3667U
2C 4T @ 3.00 GHz
1328 (100%)

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 Athlon II X3 455 AMD Athlon II X3 455
3C 3T @ 3.30 GHz
1858 (78%)
Intel Core i7-3667U Intel Core i7-3667U
2C 4T @ 3.00 GHz
2382 (100%)

Geekbench 6 (Single-Core)

Geekbench 6 is a benchmark for modern computers, notebooks and smartphones. What is new is an optimized utilization of newer CPU architectures, e.g. based on the big.LITTLE concept and combining CPU cores of different sizes. The single-core benchmark only evaluates the performance of the fastest CPU core, the number of CPU cores in a processor is irrelevant here.
AMD Athlon II X3 455 AMD Athlon II X3 455
3C 3T @ 3.30 GHz
0 (0%)
Intel Core i7-3667U Intel Core i7-3667U
2C 4T @ 3.20 GHz
588 (100%)

Geekbench 6 (Multi-Core)

Geekbench 6 is a benchmark for modern computers, notebooks and smartphones. What is new is an optimized utilization of newer CPU architectures, e.g. based on the big.LITTLE concept and combining CPU cores of different sizes. The multi-core benchmark evaluates the performance of all of the processor's CPU cores. Virtual thread improvements such as AMD SMT or Intel's Hyper-Threading have a positive impact on the benchmark result.
AMD Athlon II X3 455 AMD Athlon II X3 455
3C 3T @ 3.30 GHz
0 (0%)
Intel Core i7-3667U Intel Core i7-3667U
2C 4T @ 3.00 GHz
1218 (100%)

Cinebench R20 (Single-Core)

Cinebench R20 is the successor of Cinebench R15 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 Athlon II X3 455 AMD Athlon II X3 455
3C 3T @ 3.30 GHz
0 (0%)
Intel Core i7-3667U Intel Core i7-3667U
2C 4T @ 3.20 GHz
202 (100%)

Cinebench R20 (Multi-Core)

Cinebench R20 is the successor of Cinebench R15 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 Athlon II X3 455 AMD Athlon II X3 455
3C 3T @ 3.30 GHz
0 (0%)
Intel Core i7-3667U Intel Core i7-3667U
2C 4T @ 3.00 GHz
420 (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 Athlon II X3 455 AMD Athlon II X3 455
@ 0.00 GHz
0 (0%)
Intel Core i7-3667U Intel Core i7-3667U
Intel HD Graphics 4000 @ 1.15 GHz
294 (100%)

Devices using this processor

AMD Athlon II X3 455 Intel Core i7-3667U
Unknown Unknown

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