K6-2+ 450ACZ vs Ryzen Threadripper PRO 3945WX
Contents
Primary details
Comparing processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | 384 | not rated |
| Place by popularity | not in top-100 | not in top-100 |
| Market segment | Server | Desktop processor |
| Series | AMD Ryzen Threadripper | AMD K6-2+ |
| Power efficiency | 2.88 | no data |
| Designer | AMD | AMD |
| Manufacturer | TSMC | no data |
| Architecture codename | Castle Peak (2020) | Sharptooth (2000) |
| Release date | 14 July 2020 (5 years ago) | 18 April 2000 (26 years ago) |
| Launch price (MSRP) | no data | $85 |
Detailed specifications
Basic parameters of Ryzen Threadripper PRO 3945WX and K6-2+ 450ACZ: 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 | 12 (Dodeca-Core) | 1 (Single-Core) |
| Threads | 24 | 1 |
| Base clock speed | 4 GHz | no data |
| Boost clock speed | 4.3 GHz | 0.45 GHz |
| Bus type | no data | FSB |
| Bus rate | no data | 100 MT/s |
| Multiplier | 40 | 4.5 |
| L1 cache | 64 KB (per core) | 64 KB |
| L2 cache | 512 KB (per core) | 128 KB |
| L3 cache | 64 MB | no data |
| Chip lithography | 7 nm, 12 nm | 180 nm |
| Die size | 2x 74 mm2 | no data |
| Maximum case temperature (TCase) | 95 °C | 85 °C |
| Number of transistors | 7,600 million | 21 million |
| 64 bit support | + | - |
| Windows 11 compatibility | + | no data |
Compatibility
Information on Ryzen Threadripper PRO 3945WX and K6-2+ 450ACZ 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 | WRX8 | AMD Super Socket 7 |
| Power consumption (TDP) | 280 Watt | 13 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Ryzen Threadripper PRO 3945WX and K6-2+ 450ACZ. You'll probably need this information if you require some particular technology.
| AES-NI | + | - |
| AVX | + | - |
| PowerNow | - | + |
Virtualization technologies
Virtual machine speed-up technologies supported by Ryzen Threadripper PRO 3945WX and K6-2+ 450ACZ are enumerated here.
| AMD-V | + | - |
Memory specs
Types, maximum amount and channel quantity of RAM supported by Ryzen Threadripper PRO 3945WX and K6-2+ 450ACZ. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | DDR4-3200 | unknown Depends on motherboard |
| Maximum memory size | 2 TiB | 4 GB |
| Maximum memory bandwidth | 204.8 GB/s | no data |
Graphics specifications
General parameters of integrated GPUs, if any.
| Integrated graphics card | N/A | N/A |
Peripherals
Specifications and connection of peripherals supported by Ryzen Threadripper PRO 3945WX and K6-2+ 450ACZ.
| PCIe version | 4.0 | no data |
| PCI Express lanes | 128 | no data |
Pros & cons summary
| Recency | 14 July 2020 | 18 April 2000 |
| Physical cores | 12 | 1 |
| Threads | 24 | 1 |
| Chip lithography | 7 nm | 180 nm |
| Power consumption (TDP) | 280 Watt | 13 Watt |
Ryzen Threadripper PRO 3945WX has an age advantage of 20 years, 1100% more physical cores and 2300% more threads, and a 2471% more advanced lithography process.
K6-2+ 450ACZ, on the other hand, has 2054% lower power consumption.
We couldn't decide between AMD Ryzen Threadripper PRO 3945WX and AMD K6-2+ 450ACZ. We've got no test results to judge.
Be aware that Ryzen Threadripper PRO 3945WX is a server/workstation processor while K6-2+ 450ACZ is a desktop one.
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