AMD G-T56E vs MediaTek MT8121

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CPU comparison with benchmarks


AMD G-T56E CPU1 vs CPU2 MediaTek MT8121
AMD G-T56E MediaTek MT8121

CPU comparison

AMD G-T56E or MediaTek MT8121 - 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 G-T56E has 2 cores with 2 threads and clocks with a maximum frequency of 1.65 GHz. Up to GB of memory is supported in 1 memory channels. The AMD G-T56E was released in Q1/2012.

The MediaTek MT8121 has 4 cores with 4 threads and clocks with a maximum frequency of 1.30 GHz. The CPU supports up to GB of memory in 0 memory channels. The MediaTek MT8121 was released in Q4/2013.
AMD G (38) Family Mediatek MT-Serie (72)
AMD G (13) CPU group MediaTek MT81xx A7 (5)
1 Generation 1
Ontario (Bobcat) Architecture Cortex-A7
Mobile Segment Mobile
-- Predecessor --
-- Successor --

CPU Cores and Base Frequency

The AMD G-T56E has 2 CPU cores and can calculate 2 threads in parallel. The clock frequency of the AMD G-T56E is 1.65 GHz while the MediaTek MT8121 has 4 CPU cores and 4 threads can calculate simultaneously. The clock frequency of the MediaTek MT8121 is at 1.30 GHz.

AMD G-T56E Characteristic MediaTek MT8121
2 Cores 4
2 Threads 4
normal Core architecture normal
No Hyperthreading No
No Overclocking ? No
1.65 GHz Frequency 1.30 GHz
-- Turbo Frequency (1 Core) --
-- Turbo Frequency (All Cores) --

NPU AI performance

The performance values of the processor's AI unit. The isolated NPU performance is specified here, the total AI performance (NPU+CPU+iGPU) can be higher. Processors with support for artificial intelligence (AI) and machine learning (ML) can process many calculations, especially audio, image and video processing, much faster than classic processors.

AMD G-T56E Characteristic MediaTek MT8121
-- AI hardware --
-- AI specifications --
-- NPU + CPU + iGPU --

Integrated graphics (iGPU)

The AMD G-T56E or MediaTek MT8121 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.

AMD Radeon HD 6250 GPU PowerVR SGX544
0.28 GHz GPU frequency 0.16 GHz
-- GPU (Turbo) 0.16 GHz
3 GPU Generation --
40 nm Technology 45nm
2 Max. displays 1
1 Compute units 2
80 Shader 4
No Hardware Raytracing No
No Frame Generation No
1 GB Max. GPU Memory --
11 DirectX Version 10.1

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.

AMD Radeon HD 6250 GPU PowerVR SGX544
No Codec h265 / HEVC (8 bit) No
No Codec h265 / HEVC (10 bit) No
Decode Codec h264 Decode / Encode
No Codec VP9 No
No Codec VP8 Decode
No Codec AV1 No
Decode Codec AVC No
Decode Codec VC-1 No
Decode / Encode Codec JPEG No

Memory & PCIe

The AMD G-T56E can use up to GB of memory in 1 memory channels. The maximum memory bandwidth is 10.6 GB/s. The MediaTek MT8121 supports up to GB of memory in 0 memory channels and achieves a memory bandwidth of up to --.

AMD G-T56E Characteristic MediaTek MT8121
DDR3-1333 Memory
Max. Memory
1 (Single Channel) Memory channels 0
10.6 GB/s Max. Bandwidth --
No ECC No
-- L2 Cache --
1.00 MB L3 Cache --
-- PCIe version --
-- PCIe lanes --
-- PCIe Bandwidth --

Thermal Management

The thermal design power (TDP for short) of the AMD G-T56E is 18 W, while the MediaTek MT8121 has a TDP of --. The TDP specifies the necessary cooling solution that is required to cool the processor sufficiently.

AMD G-T56E Characteristic MediaTek MT8121
18 W TDP (PL1 / PBP) --
-- TDP (PL2) --
-- TDP up --
-- TDP down --
-- Tjunction max. --

Technical details

The AMD G-T56E is manufactured in 40 nm and has 1.00 MB cache. The MediaTek MT8121 is manufactured in 28 nm and has a 0.00 MB cache.

AMD G-T56E Characteristic MediaTek MT8121
40 nm Technology 28 nm
Unknown Chip design Chiplet
x86-64 (64 bit) Instruction set (ISA) Armv7-A (32 bit)
SSE3, SSE4a ISA extensions --
-- Socket --
AMD-V Virtualization None
No AES-NI No
Operating systems Android
Q1/2012 Release date Q4/2013
-- Release price --
show more data show more data


Rate these processors

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Here you can rate the MediaTek MT8121 to help other visitors make their purchasing decisions. The average rating is 0 stars (0 ratings). Rate now:


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 G-T56E AMD G-T56E
AMD Radeon HD 6250 @ 0.28 GHz
45 (100%)
MediaTek MT8121 MediaTek MT8121
PowerVR SGX544 @ 0.16 GHz
5 (11%)

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 G-T56E AMD G-T56E
2C 2T @ 1.65 GHz
0 (0%)
MediaTek MT8121 MediaTek MT8121
4C 4T @ 1.30 GHz
71 (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 G-T56E AMD G-T56E
2C 2T @ 1.65 GHz
0 (0%)
MediaTek MT8121 MediaTek MT8121
4C 4T @ 1.30 GHz
239 (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 G-T56E AMD G-T56E
2C 2T @ 1.65 GHz
751 (100%)
MediaTek MT8121 MediaTek MT8121
4C 4T @ 1.30 GHz
0 (0%)

Devices using this processor

AMD G-T56E MediaTek MT8121
Unknown Unknown

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