MediaTek Dimensity 9400 vs Samsung Exynos 9820
64.1CPU39.5
68.2GPU—
79.4Benchmarks—
77.2Efficiencyspec-based20
4 spec wins — MediaTek Dimensity 94000 spec wins — Samsung Exynos 9820
InnoReviews verdict
No overall winner yet: Samsung Exynos 9820 lacks the published benchmark results an Inno Score requires, so there is no Inno Score to compare — we don't rank chips on their spec sheet alone. The spec table below still shows every difference we track.
Which would you pick?
Key differences
Reasons to pick the MediaTek Dimensity 9400
- Stronger CPU score: 64 vs 40
- 250% higher Max download: 7 Gbps vs 2 Gbps
- 62% lower process: 3 nm vs 8 nm
- 33% higher Max clock: 3.62 GHz vs 2.73 GHz
Reasons to pick the Samsung Exynos 9820
No decisive spec advantages — this side competes on price and preference.
General
| Spec | MediaTek Dimensity 9400 | Samsung Exynos 9820 |
|---|---|---|
| Announced | 2024 | 2018 |
| Process | 3 nm+62% | 8 nm |
| TDP (typical) | 9 W | — |
| Architecture | Armv9.2 | — |
CPU
| Spec | MediaTek Dimensity 9400 | Samsung Exynos 9820 |
|---|---|---|
| Cores | 8 | 8 |
| Core configuration | 1x3.62 GHz Cortex-X925 + 3x3.3 GHz Cortex-X4 + 4x2.4 GHz Cortex-A720 | 2x2.73 GHz Mongoose M4 + 2x2.31 GHz Cortex-A75 + 4x1.95 GHz Cortex-A55 |
| Max clock | 3.62 GHz+33% | 2.73 GHz |
GPU
| Spec | MediaTek Dimensity 9400 | Samsung Exynos 9820 |
|---|---|---|
| GPU | Arm Immortalis-G925 MC12 | Arm Mali-G76 MP12 |
AI
| Spec | MediaTek Dimensity 9400 | Samsung Exynos 9820 |
|---|---|---|
| NPU | MediaTek NPU 890 | Samsung NPU |
Memory
| Spec | MediaTek Dimensity 9400 | Samsung Exynos 9820 |
|---|---|---|
| Memory type | LPDDR5X-10667 | LPDDR4X |
| Max bandwidth | 85.3 GB/s | — |
Connectivity
| Spec | MediaTek Dimensity 9400 | Samsung Exynos 9820 |
|---|---|---|
| Modem | Integrated 5G-A modem | Integrated LTE Cat-20 |
| Max download | 7 Gbps+250% | 2 Gbps |
| Wi-Fi | Wi-Fi 7 | — |
| Bluetooth | 5.4 | — |
Media
| Spec | MediaTek Dimensity 9400 | Samsung Exynos 9820 |
|---|---|---|
| Max display | WQHD+ @ 180Hz | WQUXGA (3840x2400) |
| Video capture | 8K@30fps | 8K@30fps |
Benchmarks
| Spec | MediaTek Dimensity 9400 | Samsung Exynos 9820 |
|---|---|---|
| AnTuTu | 2,650,000 | — |
| Geekbench 6 (single) | 2,800Top 10% | — |
| Geekbench 6 (multi) | 8,700Top 9% | — |
| 3DMark Wild Life Extreme | 6,100Top 11% | — |
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