EPYC 7663 vs Ryzen 9 4900HS
Aggregate performance score
EPYC 7663 outperforms Ryzen 9 4900HS by a whopping 335% 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 | 853 | 66 |
| Place by popularity | not in top-100 | not in top-100 |
| Cost-effectiveness evaluation | no data | 5.25 |
| Market segment | Laptop | Server |
| Series | AMD Renoir (Ryzen 4000 APU) | AMD EPYC |
| Power efficiency | 12.95 | 8.22 |
| Designer | AMD | AMD |
| Manufacturer | TSMC | TSMC |
| Architecture codename | Renoir (Zen 2) (2020) | Milan (2021−2023) |
| Release date | 7 March 2020 (5 years ago) | 15 March 2021 (4 years ago) |
| Launch price (MSRP) | no data | $6,366 |
Cost-effectiveness evaluation
Performance per price, higher is better.
Performance to price scatter graph
Detailed specifications
Ryzen 9 4900HS and EPYC 7663 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 | 8 (Octa-Core) | 56 (Hexapentaconta-Core) |
| Threads | 16 | 112 |
| Base clock speed | 3 GHz | 2 GHz |
| Boost clock speed | 4.3 GHz | 3.5 GHz |
| Multiplier | 30 | 20 |
| L1 cache | 64 KB (per core) | 64 KB (per core) |
| L2 cache | 512 KB (per core) | 512 KB (per core) |
| L3 cache | 8 MB (shared) | 256 MB (shared) |
| Chip lithography | 7 nm | 7 nm+ |
| Die size | 156 mm2 | 8x 81 mm2 |
| Maximum core temperature | 105 °C | no data |
| Number of transistors | 9,800 million | 33,200 million |
| 64 bit support | + | + |
| Windows 11 compatibility | + | + |
Compatibility
Information on Ryzen 9 4900HS and EPYC 7663 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 |
| Socket | FP6 | SP3 |
| Power consumption (TDP) | 35 Watt | 240 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Ryzen 9 4900HS and EPYC 7663. 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 | + | + |
Virtualization technologies
Virtual machine speed-up technologies supported by Ryzen 9 4900HS and EPYC 7663 are enumerated here.
| AMD-V | + | + |
Memory specs
Types, maximum amount and channel quantity of RAM supported by Ryzen 9 4900HS and EPYC 7663. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | DDR4-4266 | DDR4-3200 |
| Maximum memory size | 64 GB | 4 TiB |
| Max memory channels | 4 | no data |
| Maximum memory bandwidth | 68.27 GB/s | 204.795 GB/s |
Graphics specifications
General parameters of integrated GPUs, if any.
| Integrated graphics card | AMD Radeon RX Vega 8 (Ryzen 4000/5000) ( - 1750 MHz) | N/A |
Peripherals
Specifications and connection of peripherals supported by Ryzen 9 4900HS and EPYC 7663.
| PCIe version | 3.0 | 4.0 |
| PCI Express lanes | no data | 128 |
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 | 10.73 | 46.71 |
| Recency | 7 March 2020 | 15 March 2021 |
| Physical cores | 8 | 56 |
| Threads | 16 | 112 |
| Power consumption (TDP) | 35 Watt | 240 Watt |
Ryzen 9 4900HS has 585.7% lower power consumption.
EPYC 7663, on the other hand, has a 335.3% higher aggregate performance score, an age advantage of 1 year, and 600% more physical cores and 600% more threads.
The AMD EPYC 7663 is our recommended choice as it beats the AMD Ryzen 9 4900HS in performance tests.
Be aware that Ryzen 9 4900HS is a notebook processor while EPYC 7663 is a server/workstation one.
Other comparisons
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