MediaTek Dimensity 8400 vs Samsung Exynos 9820
45.9CPU39.5
46.1GPU—
71.7Benchmarks—
73.8Efficiencyspec-based20
4 spec wins — MediaTek Dimensity 84000 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 8400
- Stronger CPU score: 46 vs 40
- 159% higher Max download: 5.2 Gbps vs 2 Gbps
- 50% lower process: 4 nm vs 8 nm
- 19% higher Max clock: 3.25 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 8400 | Samsung Exynos 9820 |
|---|---|---|
| Announced | 2024 | 2018 |
| Process | 4 nm+50% | 8 nm |
| TDP (typical) | 6 W | — |
| Architecture | Armv9.2 | — |
CPU
| Spec | MediaTek Dimensity 8400 | Samsung Exynos 9820 |
|---|---|---|
| Cores | 8 | 8 |
| Core configuration | 1x3.25 GHz Cortex-A725 + 3x3.0 GHz Cortex-A725 + 4x2.1 GHz Cortex-A725 | 2x2.73 GHz Mongoose M4 + 2x2.31 GHz Cortex-A75 + 4x1.95 GHz Cortex-A55 |
| Max clock | 3.25 GHz+19% | 2.73 GHz |
GPU
| Spec | MediaTek Dimensity 8400 | Samsung Exynos 9820 |
|---|---|---|
| GPU | Arm Mali-G720 MC7 | Arm Mali-G76 MP12 |
AI
| Spec | MediaTek Dimensity 8400 | Samsung Exynos 9820 |
|---|---|---|
| NPU | MediaTek NPU 880 | Samsung NPU |
Memory
| Spec | MediaTek Dimensity 8400 | Samsung Exynos 9820 |
|---|---|---|
| Memory type | LPDDR5X-8533 | LPDDR4X |
| Max bandwidth | 68.3 GB/s | — |
Connectivity
| Spec | MediaTek Dimensity 8400 | Samsung Exynos 9820 |
|---|---|---|
| Modem | Integrated 5G modem | Integrated LTE Cat-20 |
| Max download | 5.2 Gbps+159% | 2 Gbps |
| Wi-Fi | Wi-Fi 6E | — |
| Bluetooth | 5.4 | — |
Media
| Spec | MediaTek Dimensity 8400 | Samsung Exynos 9820 |
|---|---|---|
| Max display | — | WQUXGA (3840x2400) |
| Video capture | 4K@60fps | 8K@30fps |
Benchmarks
| Spec | MediaTek Dimensity 8400 | Samsung Exynos 9820 |
|---|---|---|
| AnTuTu | 1,946,644Top 31% | — |
| AnTuTu 11 (CPU) | 560,176Top 36% | — |
| AnTuTu 11 (GPU) | 642,040Top 29% | — |
| AnTuTu 11 (Memory) | 339,619Top 27% | — |
| AnTuTu 11 (UX) | 404,809Top 36% | — |
| Geekbench 6 (single) | 1,450Top 28% | — |
| Geekbench 6 (multi) | 6,400Top 17% | — |
| 3DMark Wild Life Extreme | 3,400Top 30% | — |
Related comparisons
MediaTek Dimensity 8400vs Apple A16 BionicVSMediaTek Dimensity 8400vs MediaTek Dimensity 9200+VSMediaTek Dimensity 8400vs Samsung Exynos 2400eVSMediaTek Dimensity 8400vs Qualcomm Snapdragon 8 Gen 2VSSamsung Exynos 9820vs Qualcomm Snapdragon 865VSSamsung Exynos 9820vs Huawei Kirin 990 5GVSSamsung Exynos 9820vs Samsung Exynos 990VSSamsung Exynos 9820vs Qualcomm Snapdragon 765GVS