Intel Core i7-8650U | Intel Atom Z3740 | |
CPU comparisonIntel Core i7-8650U or Intel Atom Z3740 - 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 Intel Core i7-8650U has 4 cores with 8 threads and clocks with a maximum frequency of 4.20 GHz. Up to 32 GB of memory is supported in 2 memory channels. The Intel Core i7-8650U was released in Q3/2017. The Intel Atom Z3740 has 4 cores with 4 threads and clocks with a maximum frequency of 1.86 GHz. The CPU supports up to 4 GB of memory in 2 memory channels. The Intel Atom Z3740 was released in Q3/2013. |
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Intel Core i7 (298) | Family | Intel Atom (108) |
Intel Core i 8000U (KL) (7) | CPU group | Intel Atom Z3700 (16) |
8 | Generation | 4 |
Kaby Lake U Refresh | Architecture | Bay Trail |
Mobile | Segment | Mobile |
-- | Predecessor | -- |
-- | Successor | -- |
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CPU Cores and Base FrequencyThe Intel Core i7-8650U has 4 CPU cores and can calculate 8 threads in parallel. The clock frequency of the Intel Core i7-8650U is 1.90 GHz (4.20 GHz) while the Intel Atom Z3740 has 4 CPU cores and 4 threads can calculate simultaneously. The clock frequency of the Intel Atom Z3740 is at 1.33 GHz (1.86 GHz). |
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Intel Core i7-8650U | Characteristic | Intel Atom Z3740 |
4 | Cores | 4 |
8 | Threads | 4 |
normal | Core architecture | normal |
Yes | Hyperthreading | No |
No | Overclocking ? | No |
1.90 GHz | Frequency | 1.33 GHz |
4.20 GHz | Turbo Frequency (1 Core) | 1.86 GHz |
2.60 GHz | Turbo Frequency (All Cores) | -- |
Integrated graphics (iGPU)The Intel Core i7-8650U or Intel Atom Z3740 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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Intel UHD Graphics 620 | GPU | Intel HD Graphics (Bay Trail GT1) |
0.30 GHz | GPU frequency | 0.31 GHz |
1.15 GHz | GPU (Turbo) | 0.67 GHz |
9.5 | GPU Generation | 7 |
14 nm | Technology | 22 nm |
3 | Max. displays | 2 |
24 | Compute units | 4 |
192 | Shader | 32 |
No | Hardware Raytracing | No |
No | Frame Generation | No |
16 GB | Max. GPU Memory | 2 GB |
12 | DirectX Version | 11.2 |
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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Intel UHD Graphics 620 | GPU | Intel HD Graphics (Bay Trail GT1) |
Decode / Encode | Codec h265 / HEVC (8 bit) | No |
Decode / Encode | Codec h265 / HEVC (10 bit) | No |
Decode / Encode | Codec h264 | Decode / Encode |
Decode / Encode | Codec VP9 | No |
Decode / Encode | Codec VP8 | No |
No | Codec AV1 | No |
Decode / Encode | Codec AVC | Decode / Encode |
Decode | Codec VC-1 | Decode |
Decode / Encode | Codec JPEG | Decode |
Memory & PCIeThe Intel Core i7-8650U can use up to 32 GB of memory in 2 memory channels. The maximum memory bandwidth is 38.4 GB/s. The Intel Atom Z3740 supports up to 4 GB of memory in 2 memory channels and achieves a memory bandwidth of up to 17.1 GB/s. |
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Intel Core i7-8650U | Characteristic | Intel Atom Z3740 |
DDR4-2400 | Memory | LPDDR3-1066 |
32 GB | Max. Memory | 4 GB |
2 (Dual Channel) | Memory channels | 2 (Dual Channel) |
38.4 GB/s | Max. Bandwidth | 17.1 GB/s |
No | ECC | No |
-- | L2 Cache | -- |
8.00 MB | L3 Cache | 2.00 MB |
3.0 | PCIe version | -- |
12 | PCIe lanes | -- |
11.8 GB/s | PCIe Bandwidth | -- |
Thermal ManagementThe thermal design power (TDP for short) of the Intel Core i7-8650U is 15 W, while the Intel Atom Z3740 has a TDP of 4 W. The TDP specifies the necessary cooling solution that is required to cool the processor sufficiently. |
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Intel Core i7-8650U | Characteristic | Intel Atom Z3740 |
15 W | TDP (PL1 / PBP) | 4 W |
-- | TDP (PL2) | -- |
-- | TDP up | -- |
-- | TDP down | -- |
-- | Tjunction max. | 90 °C |
Technical detailsThe Intel Core i7-8650U is manufactured in 14 nm and has 8.00 MB cache. The Intel Atom Z3740 is manufactured in 22 nm and has a 2.00 MB cache. |
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Intel Core i7-8650U | Characteristic | Intel Atom Z3740 |
14 nm | Technology | 22 nm |
Monolithic | Chip design | Monolithic |
x86-64 (64 bit) | Instruction set (ISA) | x86-64 (64 bit) |
SSE4.1, SSE4.2, AVX2 | ISA extensions | SSE4.1, SSE4.2 |
BGA 1356 | Socket | BGA 1380 |
VT-x, VT-x EPT, VT-d | Virtualization | VT-x, VT-x EPT |
Yes | AES-NI | Yes |
Windows 10, Windows 11, Linux | Operating systems | |
Q3/2017 | Release date | Q3/2013 |
400 $ | Release price | -- |
show more data | show more data | |
Intel Core i7-8650U
4C 8T @ 4.20 GHz |
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Intel Atom Z3740
4C 4T @ 1.86 GHz |
Intel Core i7-8650U
4C 8T @ 2.60 GHz |
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Intel Atom Z3740
4C 4T @ 1.33 GHz |
Intel Core i7-8650U
4C 8T @ 4.20 GHz |
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Intel Atom Z3740
4C 4T @ 1.86 GHz |
Intel Core i7-8650U
4C 8T @ 2.60 GHz |
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Intel Atom Z3740
4C 4T @ 1.33 GHz |
Intel Core i7-8650U
Intel UHD Graphics 620 @ 1.15 GHz |
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Intel Atom Z3740
Intel HD Graphics (Bay Trail GT1) @ 0.67 GHz |
Intel Core i7-8650U
4C 8T @ 2.60 GHz |
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Intel Atom Z3740
4C 4T @ 1.33 GHz |
Intel Core i7-8650U
4C 8T @ 4.20 GHz |
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Intel Atom Z3740
4C 4T @ 1.86 GHz |
Intel Core i7-8650U
4C 8T @ 2.60 GHz |
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Intel Atom Z3740
4C 4T @ 1.33 GHz |
Intel Core i7-8650U
4C 8T @ 4.20 GHz |
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Intel Atom Z3740
4C 4T @ 1.86 GHz |
Intel Core i7-8650U
4C 8T @ 2.60 GHz |
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Intel Atom Z3740
4C 4T @ 1.33 GHz |
Intel Core i7-8650U
4C 8T @ 2.60 GHz |
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Intel Atom Z3740
4C 4T @ 1.33 GHz |
Intel Core i7-8650U
4C 8T @ 1.90 GHz |
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Intel Atom Z3740
4C 4T @ 1.33 GHz |
Intel Core i7-8650U
4C 8T @ 4.20 GHz |
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Intel Atom Z3740
4C 4T @ 1.86 GHz |
Intel Core i7-8650U
4C 8T @ 2.60 GHz |
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Intel Atom Z3740
4C 4T @ 1.33 GHz |
Devices using this processor |
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Intel Core i7-8650U | Intel Atom Z3740 |
Microsoft Surface Book 2 13 5 |
Unknown |