Note: The information shown below is based on rumors and unoffical information. Technical details or benchmark results may be different in the final version of this processor. |
Intel Core i5-10400H | Intel Core Ultra 9 285K | |
CPU comparisonIntel Core i5-10400H or Intel Core Ultra 9 285K - 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 i5-10400H has 4 cores with 8 threads and clocks with a maximum frequency of 4.60 GHz. Up to 128 GB of memory is supported in 2 memory channels. The Intel Core i5-10400H was released in Q2/2020. The Intel Core Ultra 9 285K has 24 cores with 24 threads and clocks with a maximum frequency of 5.50 GHz. The CPU supports up to 256 GB of memory in 2 memory channels. The Intel Core Ultra 9 285K was released in Q4/2024. |
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Intel Core i5 (331) | Family | Intel Core Ultra 9 (3) |
Intel Core i 10000H (11) | CPU group | Intel Core Ultra 200K (3) |
10 | Generation | 2 |
Comet Lake H | Architecture | Arrow Lake |
Mobile | Segment | Desktop / Server |
-- | Predecessor | -- |
-- | Successor | -- |
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CPU Cores and Base FrequencyThe Intel Core i5-10400H has 4 CPU cores and can calculate 8 threads in parallel. The clock frequency of the Intel Core i5-10400H is 2.60 GHz (4.60 GHz) while the Intel Core Ultra 9 285K has 24 CPU cores and 24 threads can calculate simultaneously. The clock frequency of the Intel Core Ultra 9 285K is at 3.30 GHz (5.50 GHz). |
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Intel Core i5-10400H | Characteristic | Intel Core Ultra 9 285K |
4 | Cores | 24 |
8 | Threads | 24 |
normal | Core architecture | hybrid (big.LITTLE) |
Yes | Hyperthreading | No |
No | Overclocking ? | Yes |
2.60 GHz (4.60 GHz) | A-Core | 3.30 GHz (5.50 GHz) 8x Lion Cove |
-- | B-Core | 1.00 GHz 16x Skymont |
Integrated graphics (iGPU)The Intel Core i5-10400H or Intel Core Ultra 9 285K 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 630 | GPU | no iGPU |
0.35 GHz | GPU frequency | -- |
1.10 GHz | GPU (Turbo) | -- |
9.5 | GPU Generation | -- |
14 nm | Technology | |
3 | Max. displays | |
24 | Compute units | -- |
192 | Shader | -- |
No | Hardware Raytracing | No |
No | Frame Generation | No |
64 GB | Max. GPU Memory | -- |
12 | DirectX Version | -- |
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 630 | GPU | no iGPU |
Decode / Encode | Codec h265 / HEVC (8 bit) | No |
Decode / Encode | Codec h265 / HEVC (10 bit) | No |
Decode / Encode | Codec h264 | No |
Decode / Encode | Codec VP9 | No |
Decode / Encode | Codec VP8 | No |
No | Codec AV1 | No |
Decode / Encode | Codec AVC | No |
Decode | Codec VC-1 | No |
Decode / Encode | Codec JPEG | No |
Memory & PCIeThe Intel Core i5-10400H can use up to 128 GB of memory in 2 memory channels. The maximum memory bandwidth is 46.9 GB/s. The Intel Core Ultra 9 285K supports up to 256 GB of memory in 2 memory channels and achieves a memory bandwidth of up to 102.4 GB/s. |
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Intel Core i5-10400H | Characteristic | Intel Core Ultra 9 285K |
DDR4-2933 | Memory | DDR5-6400 |
128 GB | Max. Memory | 256 GB |
2 (Dual Channel) | Memory channels | 2 (Dual Channel) |
46.9 GB/s | Max. Bandwidth | 102.4 GB/s |
No | ECC | Yes |
-- | L2 Cache | 36.00 MB |
8.00 MB | L3 Cache | 36.00 MB |
3.0 | PCIe version | 5.0 |
16 | PCIe lanes | 20 |
15.8 GB/s | PCIe Bandwidth | 78.8 GB/s |
Thermal ManagementThe thermal design power (TDP for short) of the Intel Core i5-10400H is 45 W, while the Intel Core Ultra 9 285K has a TDP of 125 W. The TDP specifies the necessary cooling solution that is required to cool the processor sufficiently. |
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Intel Core i5-10400H | Characteristic | Intel Core Ultra 9 285K |
45 W | TDP (PL1 / PBP) | 125 W |
-- | TDP (PL2) | -- |
-- | TDP up | -- |
35 W | TDP down | -- |
100 °C | Tjunction max. | 100 °C |
Technical detailsThe Intel Core i5-10400H is manufactured in 14 nm and has 8.00 MB cache. The Intel Core Ultra 9 285K is manufactured in 2 nm and has a 72.00 MB cache. |
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Intel Core i5-10400H | Characteristic | Intel Core Ultra 9 285K |
14 nm | Technology | 2 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, AVX2 |
BGA 1440 | Socket | LGA 1851 |
VT-x, VT-x EPT, VT-d | Virtualization | VT-x, VT-x EPT, VT-d |
Yes | AES-NI | Yes |
Windows 10, Windows 11, Linux | Operating systems | Windows 11, Linux |
Q2/2020 | Release date | Q4/2024 |
250 $ | Release price | -- |
show more data | show more data | |
Intel Core i5-10400H
4C 8T @ 4.60 GHz |
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Intel Core Ultra 9 285K
24C 24T @ 5.50 GHzNot verified |
Intel Core i5-10400H
4C 8T @ 3.80 GHz |
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Intel Core Ultra 9 285K
24C 24T @ 3.30 GHzNot verified |
Intel Core i5-10400H
4C 8T @ 4.60 GHz |
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Intel Core Ultra 9 285K
24C 24T @ 5.50 GHzNot verified |
Intel Core i5-10400H
4C 8T @ 3.80 GHz |
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Intel Core Ultra 9 285K
24C 24T @ 3.30 GHzNot verified |
Intel Core i5-10400H
Intel UHD Graphics 630 @ 1.10 GHz |
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Intel Core Ultra 9 285K
@ 0.00 GHzNot verified |
Intel Core i5-10400H
4C 8T @ 3.80 GHz |
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Intel Core Ultra 9 285K
24C 24T @ 3.30 GHzNot verified |
Devices using this processor |
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Intel Core i5-10400H | Intel Core Ultra 9 285K |
Unknown | Unknown |