EPYC 7642 vs Ryzen Embedded V1605B
Aggregate performance score
EPYC 7642 outperforms Ryzen Embedded V1605B by a whopping 775% 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 | 1515 | 111 |
| Place by popularity | not in top-100 | not in top-100 |
| Cost-effectiveness evaluation | no data | 5.55 |
| Market segment | Desktop processor | Server |
| Series | AMD Ryzen Embedded | AMD EPYC |
| Power efficiency | 26.88 | 15.68 |
| Designer | AMD | AMD |
| Manufacturer | GlobalFoundries | TSMC |
| Architecture codename | Zen (2017−2020) | Zen 2 (2017−2020) |
| Release date | 21 February 2018 (7 years ago) | 7 August 2019 (5 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 Embedded V1605B 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 | 2 GHz | 2.4 GHz |
| Boost clock speed | 3.6 GHz | 3.4 GHz |
| Multiplier | 20 | 23 |
| L1 cache | 128K (per core) | 96K (per core) |
| L2 cache | 512K (per core) | 512K (per core) |
| L3 cache | 2 MB (shared) | 256 MB (shared) |
| Chip lithography | 14 nm | 7 nm, 14 nm |
| Die size | 210 mm2 | 192 mm2 |
| Maximum core temperature | 105 °C | no data |
| Number of transistors | 4,950 million | 4,800 million |
| 64 bit support | + | + |
| Windows 11 compatibility | - | + |
| Unlocked multiplier | - | + |
Compatibility
Information on Ryzen Embedded V1605B 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 | FP5 | TR4 |
| Power consumption (TDP) | 15 Watt | 225 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Ryzen Embedded V1605B and EPYC 7642. You'll probably need this information if you require some particular technology.
| Instruction set extensions | XFR, FMA3, SSE 4.2, AVX2, SMT | no data |
| AES-NI | + | + |
| AVX | + | + |
| Precision Boost 2 | + | + |
Virtualization technologies
Virtual machine speed-up technologies supported by Ryzen Embedded V1605B and EPYC 7642 are enumerated here.
| AMD-V | + | + |
Memory specs
Types, maximum amount and channel quantity of RAM supported by Ryzen Embedded V1605B and EPYC 7642. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | DDR4 Dual-channel | DDR4 Eight-channel |
| Maximum memory size | 32 GB | 4 TiB |
| Max memory channels | 2 | 8 |
| Maximum memory bandwidth | 38.397 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 8 (Ryzen 2000/3000) ( - 1100 MHz) | no data |
Synthetic benchmark performance
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 | 4.18 | 36.57 |
| Recency | 21 February 2018 | 7 August 2019 |
| Physical cores | 4 | 48 |
| Threads | 8 | 96 |
| Chip lithography | 14 nm | 7 nm |
| Power consumption (TDP) | 15 Watt | 225 Watt |
Ryzen Embedded V1605B has 1400% lower power consumption.
EPYC 7642, on the other hand, has a 774.9% higher aggregate performance score, an age advantage of 1 year, 1100% more physical cores and 1100% more threads, and a 100% more advanced lithography process.
The AMD EPYC 7642 is our recommended choice as it beats the AMD Ryzen Embedded V1605B in performance tests.
Note that Ryzen Embedded V1605B is a desktop processor while EPYC 7642 is a server/workstation one.
Other comparisons
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