Qualcomm Snapdragon 808 vs MediaTek MT8121

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CPU comparison with benchmarks


Qualcomm Snapdragon 808 CPU1 vs CPU2 MediaTek MT8121
Qualcomm Snapdragon 808 MediaTek MT8121

CPU comparison

Qualcomm Snapdragon 808 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 Qualcomm Snapdragon 808 has 6 cores with 6 threads and clocks with a maximum frequency of 1.82 GHz. Up to 8 GB of memory is supported in 2 memory channels. The Qualcomm Snapdragon 808 was released in Q3/2014.

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.
Qualcomm Snapdragon (102) Family Mediatek MT-Serie (72)
Qualcomm Snapdragon 808/810 (3) CPU group MediaTek MT81xx A7 (5)
2 Generation 1
Cortex-A57 / Cortex-A53 Architecture Cortex-A7
Mobile Segment Mobile
-- Predecessor --
-- Successor --

CPU Cores and Base Frequency

The Qualcomm Snapdragon 808 has 6 CPU cores and can calculate 6 threads in parallel. The clock frequency of the Qualcomm Snapdragon 808 is 1.82 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.

Qualcomm Snapdragon 808 Characteristic MediaTek MT8121
6 Cores 4
6 Threads 4
hybrid (big.LITTLE) Core architecture normal
No Hyperthreading No
No Overclocking ? No
1.82 GHz
2x Cortex-A57
A-Core 1.30 GHz
4x Cortex-A7
1.44 GHz
4x Cortex-A53
B-Core --

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.

Qualcomm Snapdragon 808 Characteristic MediaTek MT8121
Qualcomm AI engine AI hardware --
Hexagon QDSP V56 AI specifications --

Internal Graphics

The Qualcomm Snapdragon 808 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.

Qualcomm Adreno 418 GPU PowerVR SGX544
0.60 GHz GPU frequency 0.16 GHz
0.60 GHz GPU (Turbo) 0.16 GHz
4 GPU Generation --
20 nm Technology 45nm
0 Max. displays 1
-- Compute units 2
128 Shader 4
No Hardware Raytracing No
No Frame Generation No
-- 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.

Qualcomm Adreno 418 GPU PowerVR SGX544
Decode Codec h265 / HEVC (8 bit) No
No Codec h265 / HEVC (10 bit) No
Decode / Encode Codec h264 Decode / Encode
No Codec VP9 No
No Codec VP8 Decode
No Codec AV1 No
No Codec AVC No
Decode Codec VC-1 No
Decode / Encode Codec JPEG No

Memory & PCIe

The Qualcomm Snapdragon 808 can use up to 8 GB of memory in 2 memory channels. The maximum memory bandwidth is 14.9 GB/s. The MediaTek MT8121 supports up to GB of memory in 0 memory channels and achieves a memory bandwidth of up to --.

Qualcomm Snapdragon 808 Characteristic MediaTek MT8121
LPDDR3-1866 Memory
8 GB Max. Memory
2 (Dual Channel) Memory channels 0
14.9 GB/s Max. Bandwidth --
No ECC No
-- L2 Cache --
-- L3 Cache --
-- PCIe version --
-- PCIe lanes --
-- PCIe Bandwidth --

Thermal Management

The thermal design power (TDP for short) of the Qualcomm Snapdragon 808 is --, while the MediaTek MT8121 has a TDP of --. The TDP specifies the necessary cooling solution that is required to cool the processor sufficiently.

Qualcomm Snapdragon 808 Characteristic MediaTek MT8121
-- TDP (PL1 / PBP) --
-- TDP (PL2) --
-- TDP up --
-- TDP down --
-- Tjunction max. --

Technical details

The Qualcomm Snapdragon 808 is manufactured in 20 nm and has 0.00 MB cache. The MediaTek MT8121 is manufactured in 28 nm and has a 0.00 MB cache.

Qualcomm Snapdragon 808 Characteristic MediaTek MT8121
20 nm Technology 28 nm
Chiplet Chip design Chiplet
Armv8-A (64 bit) Instruction set (ISA) Armv7-A (32 bit)
-- ISA extensions --
-- Socket --
None Virtualization None
No AES-NI No
Android Operating systems Android
Q3/2014 Release date Q4/2013
-- Release price --
show more data show more data


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Average performance in benchmarks

⌀ Single core performance in 1 CPU benchmarks
Qualcomm Snapdragon 808 (100%)
MediaTek MT8121 (30%)
⌀ Multi core performance in 1 CPU benchmarks
Qualcomm Snapdragon 808 (100%)
MediaTek MT8121 (35%)

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.
Qualcomm Snapdragon 808 Qualcomm Snapdragon 808
6C 6T @ 1.82 GHz
237 (100%)
MediaTek MT8121 MediaTek MT8121
4C 4T @ 1.30 GHz
71 (30%)

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.
Qualcomm Snapdragon 808 Qualcomm Snapdragon 808
6C 6T @ 1.82 GHz
675 (100%)
MediaTek MT8121 MediaTek MT8121
4C 4T @ 1.30 GHz
239 (35%)

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.
Qualcomm Snapdragon 808 Qualcomm Snapdragon 808
Qualcomm Adreno 418 @ 0.60 GHz
154 (100%)
MediaTek MT8121 MediaTek MT8121
PowerVR SGX544 @ 0.16 GHz
5 (3%)

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.
Qualcomm Snapdragon 808 Qualcomm Snapdragon 808
6C 6T @ 1.82 GHz
1234 (100%)
MediaTek MT8121 MediaTek MT8121
4C 4T @ 1.30 GHz
0 (0%)

Devices using this processor

Qualcomm Snapdragon 808 MediaTek MT8121
Unknown Unknown

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