Arc G3 vs EPYC 4345P
Aggregate performance score
EPYC 4345P outperforms G3 by a significant 22% 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 | 373 | 499 |
| Place by popularity | not in top-100 | not in top-100 |
| Cost-effectiveness evaluation | 36.05 | no data |
| Market segment | Server | Laptop |
| Power efficiency | 13.40 | no data |
| Designer | AMD | Intel |
| Manufacturer | TSMC | Intel |
| Architecture codename | Grado (2025) | Panther Lake (2026) |
| Release date | 13 May 2025 (1 year ago) | 28 May 2026 (recently) |
| Launch price (MSRP) | $329 | no data |
Cost-effectiveness evaluation
Performance per price, higher is better.
Performance to price scatter graph
Currently popular graphics cards are shown for comparison.
Detailed specifications
Basic parameters of EPYC 4345P and Arc G3: 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) | 14 (Tetradeca-Core) |
| Threads | 16 | 14 |
| Base clock speed | 3.8 GHz | 1.9 GHz |
| Boost clock speed | 5.5 GHz | 4.6 GHz |
| L1 cache | 80 KB (per core) | 192 KB (per core) |
| L2 cache | 1 MB (per core) | 2.5 MB (per core) |
| L3 cache | 32 MB (shared) | 18 MB (shared) |
| Chip lithography | 4 nm | 3 nm |
| Die size | 70.6 mm2 | no data |
| Number of transistors | 8,315 million | no data |
| 64 bit support | + | + |
Compatibility
Information on EPYC 4345P and Arc G3 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 | 1 |
| Socket | AM5 | Intel BGA 2540 |
| Power consumption (TDP) | 65 Watt | 25 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by EPYC 4345P and Arc G3. 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
EPYC 4345P and Arc G3 technologies aimed at improving security, for example, by protecting against hacks.
| TXT | no data | + |
Virtualization technologies
Virtual machine speed-up technologies supported by EPYC 4345P and Arc G3 are enumerated here.
| AMD-V | + | - |
| VT-d | no data | + |
| VT-x | no data | + |
Memory specs
Types, maximum amount and channel quantity of RAM supported by EPYC 4345P and Arc G3. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | DDR5 | LPDDR5X |
Graphics specifications
General parameters of integrated GPUs, if any.
| Integrated graphics card | AMD Radeon Graphics | Intel Arc B370 |
Peripherals
Specifications and connection of peripherals supported by EPYC 4345P and Arc G3.
| PCIe version | 5.0 | 5.0 |
| PCI Express lanes | 24 | 12 |
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 | 21.13 | 17.33 |
| Integrated graphics card | 1.85 | 19.82 |
| Recency | 13 May 2025 | 28 May 2026 |
| Physical cores | 8 | 14 |
| Threads | 16 | 14 |
| Chip lithography | 4 nm | 3 nm |
| Power consumption (TDP) | 65 Watt | 25 Watt |
EPYC 4345P has a 22% higher aggregate performance score, and 14% more threads.
Arc G3, on the other hand, has 971% faster integrated GPU, an age advantage of 1 year, 75% more physical cores, a 33% more advanced lithography process, and 160% lower power consumption.
The AMD EPYC 4345P is our recommended choice as it beats the Intel Arc G3 in performance tests.
Be aware that EPYC 4345P is a server/workstation processor while Arc G3 is a notebook one.
Other comparisons
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