Ryzen 7 7735HS vs EPYC 7281
Aggregate performance score
Ryzen 7 7735HS outperforms EPYC 7281 by a moderate 11% based on our aggregate benchmark results.
Primary details
Comparing EPYC 7281 and Ryzen 7 7735HS processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | 538 | 456 |
| Place by popularity | not in top-100 | 77 |
| Cost-effectiveness evaluation | 5.03 | no data |
| Market segment | Server | Laptop |
| Series | AMD EPYC | no data |
| Power efficiency | 7.58 | 40.77 |
| Architecture codename | Naples (2017−2018) | Rembrandt-HS Refresh (2023) |
| Release date | 20 June 2017 (7 years ago) | 4 January 2023 (1 year ago) |
| Launch price (MSRP) | $650 | no data |
Cost-effectiveness evaluation
Performance per price, higher is better.
Detailed specifications
EPYC 7281 and Ryzen 7 7735HS 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 | 16 (Hexadeca-Core) | 8 (Octa-Core) |
| Threads | 32 | 16 |
| Base clock speed | 2.1 GHz | 3.2 GHz |
| Boost clock speed | 2.1 GHz | 4.75 GHz |
| Multiplier | 21 | no data |
| L1 cache | 1.5 MB | 64K (per core) |
| L2 cache | 8 MB | 512K (per core) |
| L3 cache | 32 MB (shared) | 16 MB (shared) |
| Chip lithography | 14 nm | 6 nm |
| Die size | 213 mm2 | 208 mm2 |
| Maximum core temperature | no data | 95 °C |
| Number of transistors | 19200 Million | no data |
| 64 bit support | + | + |
| Windows 11 compatibility | - | + |
| Unlocked multiplier | + | - |
Compatibility
Information on EPYC 7281 and Ryzen 7 7735HS 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 | 2 (Multiprocessor) | 1 |
| Socket | TR4 | FP7 |
| Power consumption (TDP) | 155 W, 170 Watt | 35 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by EPYC 7281 and Ryzen 7 7735HS. You'll probably need this information if you require some particular technology.
| Instruction set extensions | no data | MMX, SSE, SSE2, SSE3, SSSE3, SSE4A, SSE4.1, SSE4.2, AVX, AVX2, BMI2, ABM, FMA, ADX, SMEP, SMAP, SMT, CPB, AES-NI, RDRAND, RDSEED, SHA, SME |
| AES-NI | + | + |
| FMA | - | + |
| AVX | + | + |
| Precision Boost 2 | no data | + |
Virtualization technologies
Virtual machine speed-up technologies supported by EPYC 7281 and Ryzen 7 7735HS are enumerated here.
| AMD-V | + | + |
Memory specs
Types, maximum amount and channel quantity of RAM supported by EPYC 7281 and Ryzen 7 7735HS. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | DDR4 Eight-channel | DDR5 |
| Maximum memory size | 2 TiB | no data |
| Max memory channels | 8 | no data |
| Maximum memory bandwidth | 170.671 GB/s | no data |
| ECC memory support | + | - |
Graphics specifications
General parameters of integrated GPUs, if any.
| Integrated graphics card | no data | AMD Radeon 680M |
Peripherals
Specifications and connection of peripherals supported by EPYC 7281 and Ryzen 7 7735HS.
| PCIe version | 3.0 | 4.0 |
| PCI Express lanes | 128 | 20 |
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. 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.
Pros & cons summary
| Performance score | 14.13 | 15.65 |
| Recency | 20 June 2017 | 4 January 2023 |
| Physical cores | 16 | 8 |
| Threads | 32 | 16 |
| Chip lithography | 14 nm | 6 nm |
| Power consumption (TDP) | 155 Watt | 35 Watt |
EPYC 7281 has 100% more physical cores and 100% more threads.
Ryzen 7 7735HS, on the other hand, has a 10.8% higher aggregate performance score, an age advantage of 5 years, a 133.3% more advanced lithography process, and 342.9% lower power consumption.
The Ryzen 7 7735HS is our recommended choice as it beats the EPYC 7281 in performance tests.
Be aware that EPYC 7281 is a server/workstation processor while Ryzen 7 7735HS is a notebook one.
Should you still have questions on choice between EPYC 7281 and Ryzen 7 7735HS, ask them in Comments section, and we shall answer.
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