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InnoReviews

MediaTek Dimensity 6400 vs Samsung Exynos 1680

MediaTek Dimensity 6400
26.6Inno Score
VS
WINNER
Samsung Exynos 1680
50.2Inno Score
26.3CPU38.7
21.3GPU40.8
—Benchmarks62.7
—AIspec-based56.5
36Efficiencyspec-based68
0 spec wins — MediaTek Dimensity 64007 spec wins — Samsung Exynos 1680

InnoReviews verdict

Samsung Exynos 1680 wins this mobile chipset face-off, 50.2 to 26.6, pulling ahead mainly in GPU (+19) and CPU (+12). MediaTek Dimensity 6400 still makes sense if its price or standout specs fit your needs better.

Which would you pick?

Key differences

Reasons to pick the MediaTek Dimensity 6400

No decisive spec advantages — this side competes on price and preference.

Reasons to pick the Samsung Exynos 1680

  • Stronger CPU score: 39 vs 26
  • Stronger GPU score: 41 vs 21
  • 389% higher 3DMark Wild Life Extreme: 1,742 vs 356
  • 116% higher Geekbench 6 (multi): 4,411 vs 2,041
  • 74% higher Geekbench 6 (single): 1,376 vs 792

General

General comparison: MediaTek Dimensity 6400 versus Samsung Exynos 1680
SpecMediaTek Dimensity 6400Samsung Exynos 1680
Announced20252026
Process6 nm4 nm+33%
ArchitectureArmv8.2Armv9.2

CPU

CPU comparison: MediaTek Dimensity 6400 versus Samsung Exynos 1680
SpecMediaTek Dimensity 6400Samsung Exynos 1680
Cores88
Core configuration2x2.5 GHz Cortex-A76 + 6x2.0 GHz Cortex-A551x2.9 GHz Cortex-A720 + 4x2.6 GHz Cortex-A720 + 3x1.95 GHz Cortex-A520
Max clock2.5 GHz2.9 GHz+16%

GPU

GPU comparison: MediaTek Dimensity 6400 versus Samsung Exynos 1680
SpecMediaTek Dimensity 6400Samsung Exynos 1680
GPUArm Mali-G57 MC2Samsung Xclipse 550
GPU clock—1,200 MHz

AI

AI comparison: MediaTek Dimensity 6400 versus Samsung Exynos 1680
SpecMediaTek Dimensity 6400Samsung Exynos 1680
NPU—Samsung NPU
AI performance—20 TOPS

Memory

Memory comparison: MediaTek Dimensity 6400 versus Samsung Exynos 1680
SpecMediaTek Dimensity 6400Samsung Exynos 1680
Memory typeLPDDR4X-4266LPDDR5X

Connectivity

Connectivity comparison: MediaTek Dimensity 6400 versus Samsung Exynos 1680
SpecMediaTek Dimensity 6400Samsung Exynos 1680
ModemIntegrated 5G modem (3GPP Release 16)Integrated Exynos 5G modem
Max download3.3 Gbps5.1 Gbps+55%
Wi-FiWi-Fi 5Wi-Fi 6E
Bluetooth5.26.1

Media

Media comparison: MediaTek Dimensity 6400 versus Samsung Exynos 1680
SpecMediaTek Dimensity 6400Samsung Exynos 1680
Max displayFHD+ @ 120HzFHD+ @ 144Hz
Video capture—4K@60fps

Benchmarks

Benchmarks comparison: MediaTek Dimensity 6400 versus Samsung Exynos 1680
SpecMediaTek Dimensity 6400Samsung Exynos 1680
AnTuTu—1,363,464
Geekbench 6 (single)792Bottom 34%1,376+74%Top 36%
Geekbench 6 (multi)2,041Bottom 32%4,411+116%Top 31%
3DMark Wild Life Extreme356Bottom 6%1,742+389%Bottom 45%

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