EPYC 9745 vs Atom Z3735G
Aggregate performance score
EPYC 9745 outperforms Atom Z3735G by a whopping 19500% based on our aggregate benchmark results.
Primary details
Comparing Atom Z3735G and EPYC 9745 processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | 2967 | 2 |
| Place by popularity | not in top-100 | not in top-100 |
| Cost-effectiveness evaluation | no data | 1.49 |
| Market segment | Laptop | Server |
| Power efficiency | 22.86 | 22.40 |
| Architecture codename | Bay Trail-T (2013−2014) | Turin (2024) |
| Release date | 9 April 2014 (10 years ago) | 10 October 2024 (less than a year ago) |
| Launch price (MSRP) | $17 | $12,141 |
Cost-effectiveness evaluation
Performance per price, higher is better.
Detailed specifications
Atom Z3735G and EPYC 9745 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) | 128 |
| Threads | 4 | 256 |
| Base clock speed | 1.33 GHz | 2.4 GHz |
| Boost clock speed | 1.83 GHz | 3.7 GHz |
| L1 cache | 56K (per core) | 80 KB (per core) |
| L2 cache | 2 MB | 1 MB (per core) |
| L3 cache | 2 MB L2 Cache | 256 MB (shared) |
| Chip lithography | 22 nm | 3 nm |
| Die size | 112 mm2 | no data |
| 64 bit support | + | + |
Compatibility
Information on Atom Z3735G and EPYC 9745 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 | UTFCBGA592 | SP5 |
| Power consumption (TDP) | 2 Watt | 400 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Atom Z3735G and EPYC 9745. You'll probably need this information if you require some particular technology.
| AES-NI | + | + |
| AVX | - | + |
| Enhanced SpeedStep (EIST) | + | no data |
| Precision Boost 2 | no data | + |
Security technologies
Atom Z3735G and EPYC 9745 technologies aimed at improving security, for example, by protecting against hacks.
| Anti-Theft | + | no data |
Virtualization technologies
Virtual machine speed-up technologies supported by Atom Z3735G and EPYC 9745 are enumerated here.
| AMD-V | - | + |
| VT-x | + | no data |
Memory specs
Types, maximum amount and channel quantity of RAM supported by Atom Z3735G and EPYC 9745. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | DDR3 | DDR5 |
| Maximum memory size | 1 GB | no data |
| Max memory channels | 1 | no data |
| Maximum memory bandwidth | 5.3 GB/s | no data |
Graphics specifications
General parameters of integrated GPUs, if any.
| Integrated graphics card | Intel HD Graphics for Intel Atom Processor Z3700 Series | N/A |
| Graphics max frequency | 646 MHz | no data |
Peripherals
Specifications and connection of peripherals supported by Atom Z3735G and EPYC 9745.
| PCIe version | no data | 5.0 |
| PCI Express lanes | no data | 128 |
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.
Pros & cons summary
| Performance score | 0.48 | 94.08 |
| Recency | 9 April 2014 | 10 October 2024 |
| Physical cores | 4 | 128 |
| Threads | 4 | 256 |
| Chip lithography | 22 nm | 3 nm |
| Power consumption (TDP) | 2 Watt | 400 Watt |
Atom Z3735G has 19900% lower power consumption.
EPYC 9745, on the other hand, has a 19500% higher aggregate performance score, an age advantage of 10 years, 3100% more physical cores and 6300% more threads, and a 633.3% more advanced lithography process.
The EPYC 9745 is our recommended choice as it beats the Atom Z3735G in performance tests.
Be aware that Atom Z3735G is a notebook processor while EPYC 9745 is a server/workstation one.
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