Pentium Gold G6405: specs and benchmarks
Aggregate performance score
Pentium Gold G6405 provides poor benchmark performance at 2.67% of a leader's which is a 96-core EPYC 9655P.
Summary
Intel started Pentium Gold G6405 sales 16 March 2021 at a recommended price of $64. This is a Comet Lake-R architecture desktop processor primarily aimed at office systems. It has 2 cores and 4 threads, and is based on 14 nm manufacturing technology, with a maximum frequency of 4.1 and a locked multiplier.
Compatibility-wise, this is FCLGA1200 processor with a TDP of 15 Watt and a maximum temperature of 72 °C. It supports DDR4-2666 memory.
Primary details
Pentium Gold G6405 processor market type (desktop or notebook), architecture, sales start time and pricing.
| Place in the ranking | 1721 | |
| Place by popularity | not in top-100 | |
| Market segment | Desktop processor | |
| Power efficiency | 4.36 | of 100.00 (Core Ultra 7 164U) |
| Architecture codename | Comet Lake-R (2021) | |
| Release date | 16 March 2021 (3 years ago) | |
| Launch price (MSRP) | $64 | of 17,906 (Xeon Platinum 8280L) |
Detailed specifications
Basic microprocessor parameters such as number of cores, number of threads, base frequency and turbo boost clock, lithography, cache size and multiplier lock state. These parameters can generally indicate CPU performance, but to be more precise you have to review its test results.
| Physical cores | 2 (Dual-core) | |
| Threads | 4 | |
| Base clock speed | 4.1 GHz | of 4.7 GHz (Ryzen 9 7900X) |
| Boost clock speed | 4.1 GHz | of 6.2 GHz (Core i9-14900KS) |
| Bus rate | 8 GT/s | |
| L1 cache | 64 KB (per core) | of 80 KB (EPYC 9965) |
| L2 cache | 256 KB (per core) | |
| L3 cache | 4 MB (shared) | of 1152 MB (EPYC 9684X) |
| Chip lithography | 14 nm | of 3 nm (Core Ultra 9 285K) |
| Maximum core temperature | 100 °C | of 110 °C (Core Ultra 9 185H) |
| Maximum case temperature (TCase) | 72 °C | of 105 °C (Core i7-5950HQ) |
| 64 bit support | + | |
| Windows 11 compatibility | + |
Compatibility
Information on Pentium Gold G6405 compatibility with other computer components and devices: 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 | of 8 (Xeon Platinum 8454H) |
| Socket | FCLGA1200 | |
| Power consumption (TDP) | 15 Watt | of 500 Watt (Xeon 6960P) |
Technologies and extensions
Technological capabilities and additional instructions supported by Pentium Gold G6405. You'll probably need this information if you require some particular technology.
| Instruction set extensions | Intel® SSE4.1, Intel® SSE4.2 | |
| AES-NI | + | |
| AVX | + | |
| Enhanced SpeedStep (EIST) | + | |
| Turbo Boost Technology | - | |
| Hyper-Threading Technology | + | |
| Idle States | + | |
| Thermal Monitoring | + | |
| Turbo Boost Max 3.0 | - |
Security technologies
Processor technologies aimed at improving security, for example, by protecting against hacks.
| TXT | + | |
| EDB | + | |
| Secure Key | + | |
| Identity Protection | + | |
| SGX | Yes with Intel® ME | |
| OS Guard | + |
Virtualization technologies
Supported virtual machine optimization technologies. Some are specific to Intel only, some to AMD.
| VT-d | + | |
| VT-x | + | |
| EPT | + |
Memory specs
Types, maximum amount and channel number of RAM supported by Pentium Gold G6405's memory controller. Depending on the motherboard, higher memory frequency may be supported.
| Supported memory types | DDR4-2666 | |
| Maximum memory size | 128 GB | of 6 TiB (EPYC 9654) |
| Max memory channels | 2 | of 12 (Xeon Platinum 9221) |
| Maximum memory bandwidth | 41.6 GB/s | of 460.8 GB/s (EPYC 9654) |
Graphics specifications
General parameters of a GPU integrated into Pentium Gold G6405.
| Integrated graphics card | Intel UHD Graphics 610 | |
| Max video memory | 64 GB | |
| Quick Sync Video | + | |
| Clear Video | + | |
| Clear Video HD | + | |
| Graphics max frequency | 1.05 GHz | |
| InTru 3D | + |
Graphics interfaces
Available interfaces and connections of Pentium Gold G6405's integrated GPU.
| Number of displays supported | 3 |
Graphics image quality
Maximum display resolutions supported by Pentium Gold G6405's integrated GPU, including resolutions over different interfaces.
| 4K resolution support | + | |
| Max resolution over HDMI 1.4 | 4096x2160@30Hz | |
| Max resolution over eDP | 4096x2304@60Hz | |
| Max resolution over DisplayPort | 4096x2304@60Hz |
Graphics API support
APIs supported by Pentium Gold G6405's integrated GPU, sometimes API versions are included.
| DirectX | 12 | |
| OpenGL | 4.5 |
Peripherals
Specifications and connection types of supported peripherals.
| PCIe version | 3.0 | of 5.0 (EPYC 9655P) |
| PCI Express lanes | 16 | of 128 (EPYC 9655P) |
Benchmark performance
Single-core and multi-core benchmark results of Pentium Gold G6405. Overall benchmark performance 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.
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.
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.
Send your test results of Pentium Gold G6405.
AMD equivalent
According to our data, the closest AMD alternative to Pentium Gold G6405 is Athlon PRO 300GE, which is faster by 1% and higher by 12 positions in our ranking.
Here are some closest AMD rivals to Pentium Gold G6405:
Similar processors
Here is our recommendation of several processors that are more or less close in performance to the one reviewed.
Recommended GPUs
People consider these graphics cards to be good for Pentium Gold G6405, according to our PC configuration statistics.
These are the fastest graphics cards for Pentium Gold G6405 in our user configuration statistics. There is a total of 3633 configurations using Pentium Gold G6405 in our database.
