EPYC 7642 vs Ryzen 5 PRO 3400G
Aggregate performance score
EPYC 7642 outperforms Ryzen 5 PRO 3400G by a whopping 548% 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 | 1339 | 132 |
| Place by popularity | not in top-100 | not in top-100 |
| Cost-effectiveness evaluation | no data | 5.15 |
| Market segment | Desktop processor | Server |
| Series | AMD Ryzen 5 | AMD EPYC |
| Power efficiency | 3.36 | 6.28 |
| Designer | AMD | AMD |
| Manufacturer | no data | TSMC |
| Architecture codename | Zen+ (2018−2019) | Zen 2 (2017−2020) |
| Release date | 30 September 2019 (6 years ago) | 7 August 2019 (6 years ago) |
| Launch price (MSRP) | no data | $4,775 |
Cost-effectiveness evaluation
Performance per price, higher is better.
Performance to price scatter graph
Detailed specifications
Ryzen 5 PRO 3400G and EPYC 7642 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 | 4 (Quad-Core) | 48 (Octatetraconta-Core) |
| Threads | 8 | 96 |
| Base clock speed | 3.7 GHz | 2.4 GHz |
| Boost clock speed | 4.2 GHz | 3.4 GHz |
| Bus type | PCIe 3.0 | no data |
| Multiplier | 37 | 23 |
| L1 cache | 384 KB | 96K (per core) |
| L2 cache | 2 MB | 512K (per core) |
| L3 cache | 4 MB | 256 MB (shared) |
| Chip lithography | 12 nm | 7 nm, 14 nm |
| Die size | no data | 192 mm2 |
| Number of transistors | 4940 Million | 4,800 million |
| 64 bit support | + | + |
| Windows 11 compatibility | + | + |
| Unlocked multiplier | - | + |
Compatibility
Information on Ryzen 5 PRO 3400G and EPYC 7642 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) | 2 (Multiprocessor) |
| Socket | Socket AM4 | TR4 |
| Power consumption (TDP) | 65 Watt | 225 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Ryzen 5 PRO 3400G and EPYC 7642. You'll probably need this information if you require some particular technology.
| AES-NI | + | + |
| AVX | + | + |
| Precision Boost 2 | no data | + |
Virtualization technologies
Virtual machine speed-up technologies supported by Ryzen 5 PRO 3400G and EPYC 7642 are enumerated here.
| AMD-V | + | + |
Memory specs
Types, maximum amount and channel quantity of RAM supported by Ryzen 5 PRO 3400G and EPYC 7642. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | DDR4-2933 | DDR4 Eight-channel |
| Maximum memory size | 64 GB | 4 TiB |
| Max memory channels | 2 | 8 |
| Maximum memory bandwidth | 46.933 GB/s | 204.763 GB/s |
| ECC memory support | + | + |
Graphics specifications
General parameters of integrated GPUs, if any.
| Integrated graphics card | AMD Radeon RX Vega 11 | no data |
Peripherals
Specifications and connection of peripherals supported by Ryzen 5 PRO 3400G and EPYC 7642.
| PCIe version | 3.0 | no data |
| PCI Express lanes | 20 | no data |
Synthetic benchmarks
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.
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. Other than that, Passmark measures multi-core performance.
Pros & cons summary
| Performance score | 5.16 | 33.45 |
| Recency | 30 September 2019 | 7 August 2019 |
| Physical cores | 4 | 48 |
| Threads | 8 | 96 |
| Chip lithography | 12 nm | 7 nm |
| Power consumption (TDP) | 65 Watt | 225 Watt |
Ryzen 5 PRO 3400G has an age advantage of 1 month, and 246.2% lower power consumption.
EPYC 7642, on the other hand, has a 548.3% higher aggregate performance score, 1100% more physical cores and 1100% more threads, and a 71.4% more advanced lithography process.
The AMD EPYC 7642 is our recommended choice as it beats the AMD Ryzen 5 PRO 3400G in performance tests.
Note that Ryzen 5 PRO 3400G is a desktop processor while EPYC 7642 is a server/workstation one.
Other comparisons
We've compiled a selection of CPU comparisons, ranging from closely matched processors to other comparisons that may be of interest.
