AMD Phenom II X4 940 | Samsung Exynos 9820 | |
CPU comparisonAMD Phenom II X4 940 or Samsung Exynos 9820 - 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 Phenom II X4 940 has 4 cores with 4 threads and clocks with a maximum frequency of 3.00 GHz. Up to GB of memory is supported in 2 memory channels. The AMD Phenom II X4 940 was released in Q1/2009. The Samsung Exynos 9820 has 8 cores with 8 threads and clocks with a maximum frequency of 2.70 GHz. The CPU supports up to 12 GB of memory in 4 memory channels. The Samsung Exynos 9820 was released in Q1/2019. |
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AMD Phenom II (52) | Family | Samsung Exynos (47) |
AMD Phenom II - 800/900 (23) | CPU group | Samsung Exynos 9820 (1) |
4 | Generation | 3 |
Deneb (K10) | Architecture | Exynos M4/Cortex-A75/-A55 |
Desktop / Server | Segment | Mobile |
-- | Predecessor | -- |
-- | Successor | -- |
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CPU Cores and Base FrequencyThe AMD Phenom II X4 940 has 4 CPU cores and can calculate 4 threads in parallel. The clock frequency of the AMD Phenom II X4 940 is 3.00 GHz while the Samsung Exynos 9820 has 8 CPU cores and 8 threads can calculate simultaneously. The clock frequency of the Samsung Exynos 9820 is at 2.70 GHz. |
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AMD Phenom II X4 940 | Characteristic | Samsung Exynos 9820 |
4 | Cores | 8 |
4 | Threads | 8 |
normal | Core architecture | hybrid (Prime / big.LITTLE) |
No | Hyperthreading | No |
Yes | Overclocking ? | No |
3.00 GHz | A-Core | 2.70 GHz 2x Exynos M4 |
-- | B-Core | 2.30 GHz 2x Cortex-A75 |
-- | C-Core | 1.90 GHz 4x Cortex-A55 |
Integrated graphics (iGPU)The AMD Phenom II X4 940 or Samsung Exynos 9820 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. |
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no iGPU | GPU | ARM Mali-G76 MP12 |
GPU frequency | 0.70 GHz | |
-- | GPU (Turbo) | -- |
-- | GPU Generation | Bifrost 3 |
Technology | 7 nm | |
Max. displays | 2 | |
-- | Compute units | 12 |
-- | Shader | 192 |
No | Hardware Raytracing | No |
No | Frame Generation | No |
-- | Max. GPU Memory | 4 GB |
-- | DirectX Version | 12 |
Hardware codec supportA 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. |
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no iGPU | GPU | ARM Mali-G76 MP12 |
No | Codec h265 / HEVC (8 bit) | Decode / Encode |
No | Codec h265 / HEVC (10 bit) | Decode / Encode |
No | Codec h264 | Decode / Encode |
No | Codec VP9 | Decode / Encode |
No | Codec VP8 | Decode / Encode |
No | Codec AV1 | No |
No | Codec AVC | Decode / Encode |
No | Codec VC-1 | Decode / Encode |
No | Codec JPEG | Decode / Encode |
Memory & PCIeThe AMD Phenom II X4 940 can use up to GB of memory in 2 memory channels. The maximum memory bandwidth is 21.3 GB/s. The Samsung Exynos 9820 supports up to 12 GB of memory in 4 memory channels and achieves a memory bandwidth of up to --. |
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AMD Phenom II X4 940 | Characteristic | Samsung Exynos 9820 |
DDR3-1333, DDR2-1066 | Memory | LPDDR4X-1866 |
Max. Memory | 12 GB | |
2 (Dual Channel) | Memory channels | 4 (Quad Channel) |
21.3 GB/s | Max. Bandwidth | -- |
No | ECC | No |
-- | L2 Cache | 1.50 MB |
6.00 MB | L3 Cache | 2.00 MB |
-- | PCIe version | -- |
-- | PCIe lanes | -- |
-- | PCIe Bandwidth | -- |
Thermal ManagementThe thermal design power (TDP for short) of the AMD Phenom II X4 940 is 125 W, while the Samsung Exynos 9820 has a TDP of --. The TDP specifies the necessary cooling solution that is required to cool the processor sufficiently. |
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AMD Phenom II X4 940 | Characteristic | Samsung Exynos 9820 |
125 W | TDP (PL1 / PBP) | -- |
-- | TDP (PL2) | -- |
-- | TDP up | -- |
-- | TDP down | -- |
-- | Tjunction max. | -- |
Technical detailsThe AMD Phenom II X4 940 is manufactured in 45 nm and has 6.00 MB cache. The Samsung Exynos 9820 is manufactured in 8 nm and has a 3.50 MB cache. |
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AMD Phenom II X4 940 | Characteristic | Samsung Exynos 9820 |
45 nm | Technology | 8 nm |
Unknown | Chip design | Unknown |
x86-64 (64 bit) | Instruction set (ISA) | Armv8-A (64 bit) |
SSE3, SSE4a | ISA extensions | -- |
AM2+ | Socket | -- |
AMD-V | Virtualization | None |
No | AES-NI | No |
Windows 10, Linux | Operating systems | Android |
Q1/2009 | Release date | Q1/2019 |
-- | Release price | -- |
show more data | show more data | |
AMD Phenom II X4 940
4C 4T @ 3.00 GHz |
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Samsung Exynos 9820
8C 8T @ 2.70 GHz |
AMD Phenom II X4 940
4C 4T @ 3.00 GHz |
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Samsung Exynos 9820
8C 8T @ 2.70 GHz |
AMD Phenom II X4 940
4C 4T @ 3.00 GHz |
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Samsung Exynos 9820
8C 8T @ 2.70 GHz |
AMD Phenom II X4 940
4C 4T @ 3.00 GHz |
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Samsung Exynos 9820
8C 8T @ 2.70 GHz |
AMD Phenom II X4 940
4C 4T @ 3.00 GHz |
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Samsung Exynos 9820
8C 8T @ 2.70 GHz |
AMD Phenom II X4 940
4C 4T @ 3.00 GHz |
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Samsung Exynos 9820
8C 8T @ 2.70 GHz |
AMD Phenom II X4 940
4C 4T @ 3.00 GHz |
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Samsung Exynos 9820
8C 8T @ 2.70 GHz |
AMD Phenom II X4 940
@ 0.00 GHz |
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Samsung Exynos 9820
ARM Mali-G76 MP12 @ 0.70 GHz |
AMD Phenom II X4 940
4C 4T @ 3.00 GHz |
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Samsung Exynos 9820
8C 8T @ 2.70 GHz |
AMD Phenom II X4 940
4C 4T @ 3.00 GHz |
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Samsung Exynos 9820
8C 8T @ 2.70 GHz |
AMD Phenom II X4 940
4C 4T @ 3.00 GHz |
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Samsung Exynos 9820
8C 8T @ 2.70 GHz |
Devices using this processor |
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AMD Phenom II X4 940 | Samsung Exynos 9820 |
Unknown | Samsung Galaxy S10 Samsung Galaxy S10+ |