Pentium Gold 6405U vs EPYC 4345P
Aggregate performance score
EPYC 4345P outperforms Pentium Gold 6405U by a whopping 1295% based on our aggregate benchmark results.
Contents
Primary details
Comparing processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | 262 | 2212 |
| Place by popularity | not in top-100 | not in top-100 |
| Cost-effectiveness evaluation | 60.51 | no data |
| Market segment | Server | Laptop |
| Series | no data | Intel Comet Lake |
| Power efficiency | 34.77 | 10.80 |
| Designer | AMD | Intel |
| Manufacturer | TSMC | no data |
| Architecture codename | Grado (2025) | Comet Lake-U (2019−2020) |
| Release date | 13 May 2025 (recently) | 31 October 2019 (5 years ago) |
| Launch price (MSRP) | $329 | $161 |
Cost-effectiveness evaluation
Performance per price, higher is better.
Performance to price scatter graph
Detailed specifications
EPYC 4345P and Pentium Gold 6405U 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 | 8 (Octa-Core) | 2 (Dual-core) |
| Threads | 16 | 4 |
| Base clock speed | 3.8 GHz | 2.4 GHz |
| Boost clock speed | 5.5 GHz | 2.4 GHz |
| Bus rate | no data | 4 GT/s |
| L1 cache | 80 KB (per core) | 256 KB |
| L2 cache | 1 MB (per core) | 1 MB |
| L3 cache | 32 MB (shared) | 2 MB |
| Chip lithography | 4 nm | 14 nm |
| Die size | 70.6 mm2 | no data |
| Maximum core temperature | no data | 100 °C |
| Number of transistors | 8,315 million | no data |
| 64 bit support | + | + |
| Windows 11 compatibility | no data | + |
Compatibility
Information on EPYC 4345P and Pentium Gold 6405U 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 | AM5 | FCBGA1528 |
| Power consumption (TDP) | 65 Watt | 15 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by EPYC 4345P and Pentium Gold 6405U. You'll probably need this information if you require some particular technology.
| Instruction set extensions | no data | Intel® SSE4.1, Intel® SSE4.2 |
| AES-NI | + | + |
| AVX | + | - |
| Enhanced SpeedStep (EIST) | no data | + |
| Speed Shift | no data | + |
| Turbo Boost Technology | no data | - |
| Hyper-Threading Technology | no data | + |
| Idle States | no data | + |
| Thermal Monitoring | - | + |
| Flex Memory Access | no data | + |
| Precision Boost 2 | + | no data |
Security technologies
EPYC 4345P and Pentium Gold 6405U technologies aimed at improving security, for example, by protecting against hacks.
| TXT | no data | - |
| EDB | no data | + |
| Identity Protection | - | + |
| SGX | no data | Yes with Intel® ME |
| OS Guard | no data | + |
Virtualization technologies
Virtual machine speed-up technologies supported by EPYC 4345P and Pentium Gold 6405U are enumerated here.
| AMD-V | + | + |
| VT-d | no data | + |
| VT-x | no data | + |
| EPT | no data | + |
Memory specs
Types, maximum amount and channel quantity of RAM supported by EPYC 4345P and Pentium Gold 6405U. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | DDR5 | DDR4 |
| Maximum memory size | no data | 64 GB |
| Max memory channels | no data | 2 |
| Maximum memory bandwidth | no data | 37.5 GB/s |
Graphics specifications
General parameters of integrated GPUs, if any.
| Integrated graphics card | AMD Radeon Graphics | Intel UHD Graphics for 10th Gen Intel Processors |
| Max video memory | no data | 32 GB |
| Quick Sync Video | - | + |
| Clear Video | no data | + |
| Clear Video HD | no data | + |
| Graphics max frequency | no data | 950 MHz |
Graphics interfaces
Available interfaces and connections of EPYC 4345P and Pentium Gold 6405U integrated GPUs.
| Number of displays supported | no data | 3 |
| eDP | no data | + |
| DisplayPort | - | + |
| HDMI | - | + |
| DVI | no data | + |
Graphics image quality
Maximum display resolutions supported by EPYC 4345P and Pentium Gold 6405U integrated GPUs, including resolutions over different interfaces.
| 4K resolution support | no data | + |
| Max resolution over HDMI 1.4 | no data | 4096x2304@24Hz |
| Max resolution over eDP | no data | 4096x2304@60Hz |
| Max resolution over DisplayPort | no data | 4096x2304@60Hz |
Graphics API support
APIs supported by EPYC 4345P and Pentium Gold 6405U integrated GPUs, sometimes API versions are included.
| DirectX | no data | 12 |
| OpenGL | no data | 4.5 |
Peripherals
Specifications and connection of peripherals supported by EPYC 4345P and Pentium Gold 6405U.
| PCIe version | 5.0 | 2.0 |
| PCI Express lanes | 24 | 12 |
Pros & cons summary
| Performance score | 23.43 | 1.68 |
| Integrated graphics card | 1.92 | 5.41 |
| Recency | 13 May 2025 | 31 October 2019 |
| Physical cores | 8 | 2 |
| Threads | 16 | 4 |
| Chip lithography | 4 nm | 14 nm |
| Power consumption (TDP) | 65 Watt | 15 Watt |
EPYC 4345P has a 1294.6% higher aggregate performance score, an age advantage of 5 years, 300% more physical cores and 300% more threads, and a 250% more advanced lithography process.
Pentium Gold 6405U, on the other hand, has 181.8% faster integrated GPU, and 333.3% lower power consumption.
The AMD EPYC 4345P is our recommended choice as it beats the Intel Pentium Gold 6405U in performance tests.
Be aware that EPYC 4345P is a server/workstation processor while Pentium Gold 6405U is a notebook one.
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