Core i5-10400 vs Core i7-4785T
Aggregate performance score
i5-10400 outperforms i7-4785T by a whopping 121% based on our aggregate benchmark results.
Primary details
Comparing Core i7-4785T and Core i5-10400 processor market type (desktop or notebook), architecture, sales start time and price.
| Place in performance ranking | 1473 | 902 |
| Place by popularity | not in top-100 | 50 |
| Cost-effectiveness evaluation | 1.39 | 33.89 |
| Market segment | Desktop processor | Desktop processor |
| Architecture codename | Haswell (2013−2015) | Comet Lake (2020) |
| Release date | 2 June 2013 (11 years ago) | 30 April 2020 (4 years ago) |
Cost-effectiveness evaluation
Performance per price, higher is better.
i5-10400 has 2338% better value for money than i7-4785T.
Detailed specifications
Core i7-4785T and Core i5-10400 basic parameters such as number of cores, number of threads, base frequency and turbo boost clock, lithography, cache size and multiplier lock state. These parameters indirectly say of CPU speed, though for more precise assessment you have to consider their test results.
| Physical cores | 4 (Quad-Core) | 6 (Hexa-Core) |
| Threads | 8 | 12 |
| Base clock speed | 2.2 GHz | 2.9 GHz |
| Boost clock speed | 3.2 GHz | 4.3 GHz |
| L1 cache | 64K (per core) | 64K (per core) |
| L2 cache | 256K (per core) | 256K (per core) |
| L3 cache | 8 MB (shared) | 12 MB (shared) |
| Chip lithography | 22 nm | 14 nm |
| Die size | 177 mm2 | no data |
| Maximum case temperature (TCase) | 66 °C | 72 °C |
| Number of transistors | 1,400 million | no data |
| 64 bit support | + | + |
| Windows 11 compatibility | - | + |
| Unlocked multiplier | No | No |
Compatibility
Information on Core i7-4785T and Core i5-10400 compatibility with other computer components: motherboard (look for socket type), power supply unit (look for power consumption) etc. Useful when planning a future computer configuration or upgrading an existing one. Note that power consumption of some processors can well exceed their nominal TDP, even without overclocking. Some can even double their declared thermals given that the motherboard allows to tune the CPU power parameters.
| Number of CPUs in a configuration | 1 | 1 |
| Socket | 1150 | 1200 |
| Power consumption (TDP) | 35 Watt | 65 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Core i7-4785T and Core i5-10400. You'll probably need this information if you require some particular technology.
| AES-NI | + | + |
| AVX | + | + |
| vPro | + | no data |
| Enhanced SpeedStep (EIST) | + | + |
| TSX | + | + |
Security technologies
Core i7-4785T and Core i5-10400 technologies aimed at improving security, for example, by protecting against hacks.
| TXT | + | + |
Virtualization technologies
Virtual machine speed-up technologies supported by Core i7-4785T and Core i5-10400 are enumerated here.
| VT-d | + | + |
| VT-x | + | + |
Memory specs
Types, maximum amount and channel quantity of RAM supported by Core i7-4785T and Core i5-10400. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | DDR3-1600 | DDR4-2666 |
| Maximum memory bandwidth | 25.6 GB/s | 41.6 GB/s |
| ECC memory support | - | - |
Graphics specifications
General parameters of integrated GPUs, if any.
| Integrated graphics card | Intel HD 4600 | Intel UHD Graphics 630 |
Peripherals
Specifications and connection of peripherals supported by Core i7-4785T and Core i5-10400.
| PCIe version | 3.0 | 3.0 |
| PCI Express lanes | 16 | 16 |
Synthetic benchmark performance
Various benchmark results of the processors in comparison. Overall score is measured in points in 0-100 range, higher is better.
Combined synthetic benchmark score
This is our combined benchmark performance rating. We are regularly improving our combining algorithms, but if you find some perceived inconsistencies, feel free to speak up in comments section, we usually fix problems quickly.
Core i5-10400 outperforms Core i7-4785T by 121% based on our aggregate benchmark results.
Passmark
Passmark CPU Mark is a widespread benchmark, consisting of 8 different types of workload, including integer and floating point math, extended instructions, compression, encryption and physics calculation. There is also one separate single-threaded scenario measuring single-core performance.
Benchmark coverage: 68%
Core i5-10400 outperforms Core i7-4785T by 121% in Passmark.
GeekBench 5 Single-Core
GeekBench 5 Single-Core is a cross-platform application developed in the form of CPU tests that independently recreate certain real-world tasks with which to accurately measure performance. This version uses only a single CPU core.
Benchmark coverage: 41%
Core i5-10400 outperforms Core i7-4785T by 49% in GeekBench 5 Single-Core.
GeekBench 5 Multi-Core
GeekBench 5 Multi-Core is a cross-platform application developed in the form of CPU tests that independently recreate certain real-world tasks with which to accurately measure performance. This version uses all available CPU cores.
Benchmark coverage: 41%
Core i5-10400 outperforms Core i7-4785T by 78% in GeekBench 5 Multi-Core.
Pros & cons summary
| Performance score | 3.56 | 7.85 |
| Recency | 2 June 2013 | 30 April 2020 |
| Physical cores | 4 | 6 |
| Threads | 8 | 12 |
| Chip lithography | 22 nm | 14 nm |
| Power consumption (TDP) | 35 Watt | 65 Watt |
i7-4785T has 85.7% lower power consumption.
i5-10400, on the other hand, has a 120.5% higher aggregate performance score, an age advantage of 6 years, 50% more physical cores and 50% more threads, and a 57.1% more advanced lithography process.
The Core i5-10400 is our recommended choice as it beats the Core i7-4785T in performance tests.
Should you still have questions on choice between Core i7-4785T and Core i5-10400, ask them in Comments section, and we shall answer.
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