Pentium Gold G6405 vs i5-2515E
Aggregate performance score
Pentium Gold G6405 outperforms Core i5-2515E by a whopping 125% based on our aggregate benchmark results.
Primary details
Comparing Core i5-2515E and Pentium Gold G6405 processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | 2370 | 1728 |
| Place by popularity | not in top-100 | not in top-100 |
| Market segment | Laptop | Desktop processor |
| Series | Intel Core i5 | no data |
| Power efficiency | 3.21 | 4.35 |
| Architecture codename | Sandy Bridge (2011−2013) | Comet Lake-R (2021) |
| Release date | 1 February 2011 (13 years ago) | 16 March 2021 (3 years ago) |
| Launch price (MSRP) | $266 | $64 |
Detailed specifications
Core i5-2515E and Pentium Gold G6405 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 | 2 (Dual-core) | 2 (Dual-core) |
| Threads | 4 | 4 |
| Base clock speed | 2.5 GHz | 4.1 GHz |
| Boost clock speed | 2.5 GHz | 4.1 GHz |
| Bus type | DMI 2.0 | no data |
| Bus rate | 4 × 5 GT/s | 8 GT/s |
| Multiplier | 25 | no data |
| L1 cache | 64K (per core) | 64 KB (per core) |
| L2 cache | 256K (per core) | 256 KB (per core) |
| L3 cache | 3 MB (shared) | 4 MB (shared) |
| Chip lithography | 32 nm | 14 nm |
| Die size | 149 mm2 | no data |
| Maximum case temperature (TCase) | no data | 72 °C |
| Number of transistors | 624 million | no data |
| 64 bit support | + | + |
| Windows 11 compatibility | - | + |
Compatibility
Information on Core i5-2515E and Pentium Gold G6405 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 (Uniprocessor) | 1 |
| Socket | Intel BGA1023 | 1200 |
| Power consumption (TDP) | 35 Watt | 15 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Core i5-2515E and Pentium Gold G6405. You'll probably need this information if you require some particular technology.
| AES-NI | + | + |
| FMA | + | - |
| AVX | + | + |
| vPro | + | no data |
| Enhanced SpeedStep (EIST) | + | + |
| TSX | - | + |
Security technologies
Core i5-2515E and Pentium Gold G6405 technologies aimed at improving security, for example, by protecting against hacks.
| TXT | + | + |
Virtualization technologies
Virtual machine speed-up technologies supported by Core i5-2515E and Pentium Gold G6405 are enumerated here.
| VT-d | + | + |
| VT-x | + | + |
Memory specs
Types, maximum amount and channel quantity of RAM supported by Core i5-2515E and Pentium Gold G6405. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | DDR3 | DDR4-2666 |
| Maximum memory size | 16 GB | no data |
| Max memory channels | 2 | no data |
| Maximum memory bandwidth | 21.335 GB/s | no data |
| ECC memory support | + | - |
Graphics specifications
General parameters of integrated GPUs, if any.
| Integrated graphics card Compare | Intel HD Graphics 3000 | Intel UHD Graphics 610 |
Peripherals
Specifications and connection of peripherals supported by Core i5-2515E and Pentium Gold G6405.
| PCIe version | no data | 3.0 |
| PCI Express lanes | no data | 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.
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.
Pros & cons summary
| Performance score | 1.18 | 2.65 |
| Integrated graphics card | 0.66 | 1.89 |
| Recency | 1 February 2011 | 16 March 2021 |
| Chip lithography | 32 nm | 14 nm |
| Power consumption (TDP) | 35 Watt | 15 Watt |
Pentium Gold G6405 has a 124.6% higher aggregate performance score, 186.4% faster integrated GPU, an age advantage of 10 years, a 128.6% more advanced lithography process, and 133.3% lower power consumption.
The Pentium Gold G6405 is our recommended choice as it beats the Core i5-2515E in performance tests.
Be aware that Core i5-2515E is a notebook processor while Pentium Gold G6405 is a desktop one.
Should you still have questions on choice between Core i5-2515E and Pentium Gold G6405, ask them in Comments section, and we shall answer.
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