MediaTek MT8121 vs AMD Phenom II X3 715

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CPU comparison with benchmarks


MediaTek MT8121 CPU1 vs CPU2 AMD Phenom II X3 715
MediaTek MT8121 AMD Phenom II X3 715

CPU comparison

MediaTek MT8121 or AMD Phenom II X3 715 - 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 MediaTek MT8121 has 4 cores with 4 threads and clocks with a maximum frequency of 1.30 GHz. Up to GB of memory is supported in 0 memory channels. The MediaTek MT8121 was released in Q4/2013.

The AMD Phenom II X3 715 has 3 cores with 3 threads and clocks with a maximum frequency of 2.80 GHz. The CPU supports up to GB of memory in 2 memory channels. The AMD Phenom II X3 715 was released in .
Mediatek MT-Serie (72) Family AMD Phenom II (52)
MediaTek MT81xx A7 (5) CPU group AMD Phenom II - 700 (9)
1 Generation 3
Cortex-A7 Architecture Heka (K10)
Mobile Segment Desktop / Server
-- Predecessor --
-- Successor --

CPU Cores and Base Frequency

The MediaTek MT8121 has 4 CPU cores and can calculate 4 threads in parallel. The clock frequency of the MediaTek MT8121 is 1.30 GHz while the AMD Phenom II X3 715 has 3 CPU cores and 3 threads can calculate simultaneously. The clock frequency of the AMD Phenom II X3 715 is at 2.80 GHz.

MediaTek MT8121 Characteristic AMD Phenom II X3 715
4 Cores 3
4 Threads 3
normal Core architecture normal
No Hyperthreading No
No Overclocking ? Yes
1.30 GHz Frequency 2.80 GHz
-- Turbo Frequency (1 Core) --
-- Turbo Frequency (All Cores) --

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.

MediaTek MT8121 Characteristic AMD Phenom II X3 715
-- AI hardware --
-- AI specifications --

Internal Graphics

The MediaTek MT8121 or AMD Phenom II X3 715 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.

PowerVR SGX544 GPU no iGPU
0.16 GHz GPU frequency --
0.16 GHz GPU (Turbo) --
-- GPU Generation --
45nm Technology
1 Max. displays
2 Compute units --
4 Shader --
No Hardware Raytracing No
No Frame Generation No
-- Max. GPU Memory --
10.1 DirectX Version --

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.

PowerVR SGX544 GPU no iGPU
No Codec h265 / HEVC (8 bit) No
No Codec h265 / HEVC (10 bit) No
Decode / Encode Codec h264 No
No Codec VP9 No
Decode Codec VP8 No
No Codec AV1 No
No Codec AVC No
No Codec VC-1 No
No Codec JPEG No

Memory & PCIe

The MediaTek MT8121 can use up to GB of memory in 0 memory channels. The maximum memory bandwidth is --. The AMD Phenom II X3 715 supports up to GB of memory in 2 memory channels and achieves a memory bandwidth of up to 21.3 GB/s.

MediaTek MT8121 Characteristic AMD Phenom II X3 715
Memory DDR3-1333, DDR2-1066
Max. Memory
0 Memory channels 2 (Dual Channel)
-- Max. Bandwidth 21.3 GB/s
No ECC No
-- L2 Cache --
-- L3 Cache 6.00 MB
-- PCIe version --
-- PCIe lanes --
-- PCIe Bandwidth --

Thermal Management

The thermal design power (TDP for short) of the MediaTek MT8121 is --, while the AMD Phenom II X3 715 has a TDP of 95 W. The TDP specifies the necessary cooling solution that is required to cool the processor sufficiently.

MediaTek MT8121 Characteristic AMD Phenom II X3 715
-- TDP (PL1 / PBP) 95 W
-- TDP (PL2) --
-- TDP up --
-- TDP down --
-- Tjunction max. --

Technical details

The MediaTek MT8121 is manufactured in 28 nm and has 0.00 MB cache. The AMD Phenom II X3 715 is manufactured in 45 nm and has a 6.00 MB cache.

MediaTek MT8121 Characteristic AMD Phenom II X3 715
28 nm Technology 45 nm
Chiplet Chip design Unknown
Armv7-A (32 bit) Instruction set (ISA) x86-64 (64 bit)
-- ISA extensions SSE3, SSE4a
-- Socket AM2+
None Virtualization AMD-V
No AES-NI No
Android Operating systems Windows 10, Linux
Q4/2013 Release date
-- Release price --
show more data show more data


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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.
MediaTek MT8121 MediaTek MT8121
4C 4T @ 1.30 GHz
71 (100%)
AMD Phenom II X3 715 AMD Phenom II X3 715
3C 3T @ 2.80 GHz
0 (0%)

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.
MediaTek MT8121 MediaTek MT8121
4C 4T @ 1.30 GHz
239 (100%)
AMD Phenom II X3 715 AMD Phenom II X3 715
3C 3T @ 2.80 GHz
0 (0%)

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.
MediaTek MT8121 MediaTek MT8121
PowerVR SGX544 @ 0.16 GHz
5 (100%)
AMD Phenom II X3 715 AMD Phenom II X3 715
@ 0.00 GHz
0 (0%)

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.
MediaTek MT8121 MediaTek MT8121
4C 4T @ 1.30 GHz
0 (0%)
AMD Phenom II X3 715 AMD Phenom II X3 715
3C 3T @ 2.80 GHz
2811 (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.
MediaTek MT8121 MediaTek MT8121
4C 4T @ 1.30 GHz
0 (0%)
AMD Phenom II X3 715 AMD Phenom II X3 715
3C 3T @ 2.80 GHz
74 (100%)

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.
MediaTek MT8121 MediaTek MT8121
4C 4T @ 1.30 GHz
0 (0%)
AMD Phenom II X3 715 AMD Phenom II X3 715
3C 3T @ 2.80 GHz
213 (100%)

Devices using this processor

MediaTek MT8121 AMD Phenom II X3 715
Unknown Unknown

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