EPYC 7742 vs Aubrey Isle
Primary details
Comparing Aubrey Isle and EPYC 7742 processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | not rated | 45 |
| Place by popularity | not in top-100 | not in top-100 |
| Cost-effectiveness evaluation | no data | 3.33 |
| Market segment | Server | Server |
| Series | no data | AMD EPYC |
| Power efficiency | no data | 18.45 |
| Architecture codename | Knights Ferry (2010) | Zen 2 (2017−2020) |
| Release date | 31 May 2010 (14 years ago) | 7 August 2019 (5 years ago) |
| Launch price (MSRP) | no data | $6,950 |
Cost-effectiveness evaluation
Performance per price, higher is better.
Detailed specifications
Aubrey Isle and EPYC 7742 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 | 32 (Dotriaconta-Core) | 64 (Tetrahexaconta-Core) |
| Threads | 128 | 128 |
| Base clock speed | no data | 2.25 GHz |
| Boost clock speed | 1.2 GHz | 3.4 GHz |
| Multiplier | no data | 22.5 |
| L1 cache | 32 KB (per core) | 4 MB |
| L2 cache | 256 KB (per core) | 32 MB |
| L3 cache | 0 KB (shared) | 256 MB (shared) |
| Chip lithography | 45 nm | 7 nm, 14 nm |
| Die size | 684 mm2 | 192 mm2 |
| Number of transistors | 2,300 million | 4,800 million |
| 64 bit support | - | + |
| Windows 11 compatibility | - | + |
| Unlocked multiplier | - | + |
Compatibility
Information on Aubrey Isle and EPYC 7742 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 | 2 (Multiprocessor) |
| Socket | PCIe x16 | TR4 |
| Power consumption (TDP) | 300 Watt | 225 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Aubrey Isle and EPYC 7742. 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 Aubrey Isle and EPYC 7742 are enumerated here.
| AMD-V | - | + |
Memory specs
Types, maximum amount and channel quantity of RAM supported by Aubrey Isle and EPYC 7742. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | DDR3 | DDR4 Eight-channel |
| Maximum memory size | no data | 4 TiB |
| Max memory channels | no data | 8 |
| Maximum memory bandwidth | no data | 204.763 GB/s |
| ECC memory support | - | + |
Pros & cons summary
| Recency | 31 May 2010 | 7 August 2019 |
| Physical cores | 32 | 64 |
| Chip lithography | 45 nm | 7 nm |
| Power consumption (TDP) | 300 Watt | 225 Watt |
EPYC 7742 has an age advantage of 9 years, 100% more physical cores, a 542.9% more advanced lithography process, and 33.3% lower power consumption.
We couldn't decide between Aubrey Isle and EPYC 7742. We've got no test results to judge.
Should you still have questions on choice between Aubrey Isle and EPYC 7742, ask them in Comments section, and we shall answer.
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