AMD Ryzen 7 7840S | Intel Core i7-7820HQ | |
CPU comparisonIn this CPU comparison, we compare the AMD Ryzen 7 7840S and the Intel Core i7-7820HQ and use benchmarks to check which processor is faster.
We compare the AMD Ryzen 7 7840S 8 core processor released in Q2/2023 with the Intel Core i7-7820HQ which has 4 CPU cores and was introduced in Q1/2017. |
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AMD Ryzen 7 (70) | Family | Intel Core i7 (298) |
AMD Ryzen 7040 (21) | CPU group | Intel Core i 7000H (10) |
6 | Generation | 7 |
Phoenix (Zen 4) | Architecture | Kaby Lake H |
Mobile | Segment | Mobile |
-- | Predecessor | Intel Core i7-6820HQ |
-- | Successor | -- |
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CPU Cores and Base FrequencyThe AMD Ryzen 7 7840S is a 8 core processor with a clock frequency of 3.30 GHz (5.10 GHz). The processor can compute 16 threads at the same time. The Intel Core i7-7820HQ clocks with 2.90 GHz (3.90 GHz), has 4 CPU cores and can calculate 8 threads in parallel. |
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AMD Ryzen 7 7840S | Characteristic | Intel Core i7-7820HQ |
8 | Cores | 4 |
16 | Threads | 8 |
normal | Core architecture | normal |
Yes | Hyperthreading | Yes |
No | Overclocking ? | No |
3.30 GHz | Frequency | 2.90 GHz |
5.10 GHz | Turbo Frequency (1 Core) | 3.90 GHz |
-- | Turbo Frequency (All Cores) | 3.50 GHz |
Integrated graphics (iGPU)Graphics (iGPU) integrated into the processor not only enable image output without having to rely on a dedicated graphics solution, but can also efficiently accelerate video playback. |
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AMD Radeon 780M | GPU | Intel HD Graphics 630 |
0.80 GHz | GPU frequency | 0.35 GHz |
2.70 GHz | GPU (Turbo) | 1.10 GHz |
3 | GPU Generation | 9.5 |
4 nm | Technology | 14 nm |
4 | Max. displays | 3 |
12 | Compute units | 24 |
768 | Shader | 192 |
Yes | Hardware Raytracing | No |
AMD FSR | Frame Generation | No |
32 GB | Max. GPU Memory | 64 GB |
12 | 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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AMD Radeon 780M | GPU | Intel HD Graphics 630 |
Decode / Encode | Codec h265 / HEVC (8 bit) | Decode / Encode |
Decode / Encode | Codec h265 / HEVC (10 bit) | Decode / Encode |
Decode / Encode | Codec h264 | Decode / Encode |
Decode | Codec VP9 | Decode / Encode |
Decode | Codec VP8 | Decode / Encode |
Decode / Encode | Codec AV1 | No |
Decode | Codec AVC | Decode / Encode |
Decode | Codec VC-1 | Decode |
Decode / Encode | Codec JPEG | Decode / Encode |
Memory & PCIeUp to 256 GB of memory in a maximum of 2 memory channels is supported by the AMD Ryzen 7 7840S, while the Intel Core i7-7820HQ supports a maximum of 64 GB of memory with a maximum memory bandwidth of 38.4 GB/s enabled. |
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AMD Ryzen 7 7840S | Characteristic | Intel Core i7-7820HQ |
DDR5-4800, DDR5-5600, LPDDR5-6400, LPDDR5X-7500 | Memory | DDR4-2400, DDR3-1600 |
256 GB | Max. Memory | 64 GB |
2 (Dual Channel) | Memory channels | 2 (Dual Channel) |
120.0 GB/s | Max. Bandwidth | 38.4 GB/s |
Yes | ECC | No |
8.00 MB | L2 Cache | -- |
16.00 MB | L3 Cache | 8.00 MB |
4.0 | PCIe version | 3.0 |
20 | PCIe lanes | 20 |
39.4 GB/s | PCIe Bandwidth | 19.7 GB/s |
Thermal ManagementThe AMD Ryzen 7 7840S has a TDP of 15 W. The TDP of the Intel Core i7-7820HQ is 45 W. System integrators use the TDP of the processor as a guide when dimensioning the cooling solution. |
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AMD Ryzen 7 7840S | Characteristic | Intel Core i7-7820HQ |
15 W | TDP (PL1 / PBP) | 45 W |
-- | TDP (PL2) | -- |
28 W | TDP up | -- |
-- | TDP down | -- |
100 °C | Tjunction max. | -- |
Technical detailsThe AMD Ryzen 7 7840S has 24.00 MB cache and is manufactured in 4 nm. The cache of Intel Core i7-7820HQ is at 8.00 MB. The processor is manufactured in 14 nm. |
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AMD Ryzen 7 7840S | Characteristic | Intel Core i7-7820HQ |
4 nm | Technology | 14 nm |
Monolithic | Chip design | Monolithic |
x86-64 (64 bit) | Instruction set (ISA) | x86-64 (64 bit) |
SSE4a, SSE4.1, SSE4.2,FMA3, AVX2, AVX512 | ISA extensions | SSE4.1, SSE4.2, AVX2 |
FP8 | Socket | BGA 1440 |
AMD-V, SVM | Virtualization | VT-x, VT-x EPT, VT-d |
Yes | AES-NI | Yes |
Windows 10, Windows 11, Linux | Operating systems | Windows 10, Linux |
Q2/2023 | Release date | Q1/2017 |
-- | Release price | -- |
show more data | show more data | |
AMD Ryzen 7 7840S
AMD Radeon 780M @ 2.70 GHz |
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Intel Core i7-7820HQ
Intel HD Graphics 630 @ 1.10 GHz |
AMD Ryzen 7 7840S
8C 16T @ 5.10 GHz |
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Intel Core i7-7820HQ
4C 8T @ 3.90 GHz |
AMD Ryzen 7 7840S
8C 16T @ 3.30 GHz |
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Intel Core i7-7820HQ
4C 8T @ 3.50 GHz |
AMD Ryzen 7 7840S
8C 16T @ 5.10 GHz |
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Intel Core i7-7820HQ
4C 8T @ 3.90 GHz |
AMD Ryzen 7 7840S
8C 16T @ 3.30 GHz |
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Intel Core i7-7820HQ
4C 8T @ 3.50 GHz |
AMD Ryzen 7 7840S
8C 16T @ 5.10 GHz |
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Intel Core i7-7820HQ
4C 8T @ 3.90 GHz |
AMD Ryzen 7 7840S
8C 16T @ 3.30 GHz |
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Intel Core i7-7820HQ
4C 8T @ 3.50 GHz |
AMD Ryzen 7 7840S
8C 16T @ 3.30 GHz |
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Intel Core i7-7820HQ
4C 8T @ 3.50 GHz |
AMD Ryzen 7 7840S
8C 16T @ 3.30 GHz |
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Intel Core i7-7820HQ
4C 8T @ 2.90 GHz |
AMD Ryzen 7 7840S
8C 16T @ 5.10 GHz |
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Intel Core i7-7820HQ
4C 8T @ 3.90 GHz |
AMD Ryzen 7 7840S
8C 16T @ 3.30 GHz |
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Intel Core i7-7820HQ
4C 8T @ 3.50 GHz |
Devices using this processor |
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AMD Ryzen 7 7840S | Intel Core i7-7820HQ |
Unknown | Apple MacBook Pro 15 (2017) |