Pentium Gold 6405U vs Ryzen Threadripper 3960X
Aggregate performance score
Ryzen Threadripper 3960X outperforms Pentium Gold 6405U by a whopping 1930% 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 | 167 | 2327 |
| Place by popularity | not in top-100 | not in top-100 |
| Cost-effectiveness evaluation | 16.07 | 2.45 |
| Market segment | Desktop processor | Laptop |
| Series | AMD Ryzen Threadripper | Intel Comet Lake |
| Power efficiency | 11.89 | no data |
| Designer | AMD | Intel |
| Manufacturer | TSMC | no data |
| Architecture codename | Matisse (2019−2020) | Comet Lake-U (2019−2020) |
| Release date | 25 November 2019 (6 years ago) | 31 October 2019 (6 years ago) |
| Launch price (MSRP) | $1,399 | $161 |
Cost-effectiveness evaluation
Performance per price, higher is better.
Ryzen Threadripper 3960X has 556% better value for money than Pentium Gold 6405U.
Performance to price scatter graph
Detailed specifications
Ryzen Threadripper 3960X 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 | 24 (Tetracosa-Core) | 2 (Dual-core) |
| Threads | 48 | 4 |
| Base clock speed | 3.8 GHz | 2.4 GHz |
| Boost clock speed | 4.5 GHz | 2.4 GHz |
| Bus rate | 8 × 16 GT/s | 4 GT/s |
| Multiplier | 38 | no data |
| L1 cache | 96K (per core) | 256 KB |
| L2 cache | 512K (per core) | 1 MB |
| L3 cache | 128 MB | 2 MB |
| Chip lithography | 7 nm, 12 nm | 14 nm |
| Maximum core temperature | no data | 100 °C |
| Number of transistors | 19,200 million | no data |
| 64 bit support | + | + |
| Windows 11 compatibility | + | + |
| Unlocked multiplier | + | - |
Compatibility
Information on Ryzen Threadripper 3960X 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 (Uniprocessor) | 1 |
| Socket | TR4 | FCBGA1528 |
| Power consumption (TDP) | 280 Watt | 15 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Ryzen Threadripper 3960X 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
Ryzen Threadripper 3960X 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 Ryzen Threadripper 3960X 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 Ryzen Threadripper 3960X and Pentium Gold 6405U. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | DDR4 Eight-channel | DDR4 |
| Maximum memory size | 256 GB | 64 GB |
| Max memory channels | 4 | 2 |
| Maximum memory bandwidth | 102.403 GB/s | 37.5 GB/s |
| ECC memory support | + | - |
Graphics specifications
General parameters of integrated GPUs, if any.
| Integrated graphics card | - | Intel UHD Graphics for 10th Gen Intel Processors |
| Max video memory | - | 32 GB |
| Quick Sync Video | - | + |
| Clear Video | - | + |
| Clear Video HD | - | + |
| Graphics max frequency | - | 950 MHz |
Graphics interfaces
Available interfaces and connections of Ryzen Threadripper 3960X and Pentium Gold 6405U integrated GPUs.
| Number of displays supported | - | 3 |
| eDP | - | + |
| DisplayPort | - | + |
| HDMI | - | + |
| DVI | - | + |
Graphics image quality
Maximum display resolutions supported by Ryzen Threadripper 3960X and Pentium Gold 6405U integrated GPUs, including resolutions over different interfaces.
| 4K resolution support | - | + |
| Max resolution over HDMI 1.4 | - | 4096x2304@24Hz |
| Max resolution over eDP | - | 4096x2304@60Hz |
| Max resolution over DisplayPort | - | 4096x2304@60Hz |
Graphics API support
APIs supported by Ryzen Threadripper 3960X and Pentium Gold 6405U integrated GPUs, sometimes API versions are included.
| DirectX | - | 12 |
| OpenGL | - | 4.5 |
Peripherals
Specifications and connection of peripherals supported by Ryzen Threadripper 3960X and Pentium Gold 6405U.
| PCIe version | no data | 2.0 |
| PCI Express lanes | no data | 12 |
Pros & cons summary
| Performance score | 31.06 | 1.53 |
| Physical cores | 24 | 2 |
| Threads | 48 | 4 |
| Chip lithography | 7 nm | 14 nm |
| Power consumption (TDP) | 280 Watt | 15 Watt |
Ryzen Threadripper 3960X has a 1930.1% higher aggregate performance score, 1100% more physical cores and 1100% more threads, and a 100% more advanced lithography process.
Pentium Gold 6405U, on the other hand, has 1766.7% lower power consumption.
The AMD Ryzen Threadripper 3960X is our recommended choice as it beats the Intel Pentium Gold 6405U in performance tests.
Note that Ryzen Threadripper 3960X is a desktop processor while Pentium Gold 6405U is a notebook one.
Other comparisons
We've compiled a selection of CPU comparisons, ranging from closely matched processors to other comparisons that may be of interest.
