EPYC 7662: specs and benchmarks
Aggregate performance score
EPYC 7662 provides outstanding benchmark performance at 45.51% of a leader's which is a 96-core EPYC 9655P.
Summary
AMD started EPYC 7662 sales 19 February 2020. This is a Zen 2 architecture desktop processor primarily aimed at professional systems. It has 64 cores and 128 threads, and is based on 7 nm, 14 nm manufacturing technology, with a maximum frequency of 3300 MHz and a locked multiplier.
Compatibility-wise, this is Socket SP3 processor with a TDP of 225 Watt. It supports DDR4-3200 memory.
Primary details
EPYC 7662 processor market type (desktop or notebook), architecture, sales start time and pricing.
| Place in the ranking | 43 | |
| Place by popularity | not in top-100 | |
| Market segment | Server | |
| Series | AMD EPYC | |
| Power efficiency | 19.14 | of 100.00 (Core Ultra 7 164U) |
| Architecture codename | Zen 2 (2017−2020) | |
| Release date | 19 February 2020 (4 years ago) |
Detailed specifications
Basic microprocessor parameters such as number of cores, number of threads, base frequency and turbo boost clock, lithography, cache size and multiplier lock state. These parameters can generally indicate CPU performance, but to be more precise you have to review its test results.
| Physical cores | 64 (Tetrahexaconta-Core) | |
| Threads | 128 | |
| Base clock speed | 2 GHz | of 4.7 GHz (Ryzen 9 7900X) |
| Boost clock speed | 3.3 GHz | of 6.2 GHz (Core i9-14900KS) |
| Multiplier | 20 | of 42 (Core i7-7700K) |
| L1 cache | 4 MB | of 80 KB (EPYC 9965) |
| L2 cache | 32 MB | of 2 MB (Xeon 6980P) |
| L3 cache | 256 MB | of 1152 MB (EPYC 9684X) |
| Chip lithography | 7 nm, 14 nm | of 3 nm (Core Ultra 9 285K) |
| 64 bit support | + | |
| Windows 11 compatibility | + |
Compatibility
Information on EPYC 7662 compatibility with other computer components and devices: 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.
| Socket | Socket SP3 | |
| Power consumption (TDP) | 225 Watt | of 500 Watt (Xeon 6960P) |
Technologies and extensions
Technological capabilities and additional instructions supported by EPYC 7662. You'll probably need this information if you require some particular technology.
| AES-NI | + | |
| AVX | + | |
| Precision Boost 2 | + |
Virtualization technologies
Supported virtual machine optimization technologies. Some are specific to Intel only, some to AMD.
| AMD-V | + |
Memory specs
Types, maximum amount and channel number of RAM supported by EPYC 7662's memory controller. Depending on the motherboard, higher memory frequency may be supported.
| Supported memory types | DDR4-3200 | |
| Maximum memory size | 4 TiB | of 6 TiB (EPYC 9654) |
| Max memory channels | 8 | of 12 (Xeon Platinum 9221) |
| Maximum memory bandwidth | 204.763 GB/s | of 460.8 GB/s (EPYC 9654) |
| ECC memory support | + |
Benchmark performance
Single-core and multi-core benchmark results of EPYC 7662. Overall benchmark performance is measured in points in 0-100 range, higher is better.
Combined synthetic benchmark score
This is our combined benchmark performance rating. We are regularly improving our combining algorithms, but if you find some perceived inconsistencies, feel free to speak up in comments section, we usually fix problems quickly.
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.
Send your test results of EPYC 7662.
Similar processors
Here is our recommendation of several processors that are more or less close in performance to the one reviewed.
Recommended GPUs
People consider these graphics cards to be good for EPYC 7662, according to our PC configuration statistics.
These are the fastest graphics cards for EPYC 7662 in our user configuration statistics. There is a total of 6 configurations using EPYC 7662 in our database.
