Steam Deck OLED APU vs EPYC 4345P
Aggregate performance score
EPYC 4345P outperforms Steam Deck OLED APU by a whopping 417% 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 | 270 | 1448 |
| Place by popularity | not in top-100 | not in top-100 |
| Cost-effectiveness evaluation | 60.61 | no data |
| Market segment | Server | Laptop |
| Series | no data | Renoir (Ryzen 4000 APU) |
| Power efficiency | 13.94 | 11.68 |
| Designer | AMD | AMD |
| Manufacturer | TSMC | no data |
| Architecture codename | Grado (2025) | Van Gogh (Custom) (2023) |
| Release date | 13 May 2025 (less than a year ago) | 9 November 2023 (1 year ago) |
| Launch price (MSRP) | $329 | no data |
Cost-effectiveness evaluation
Performance per price, higher is better.
Performance to price scatter graph
Detailed specifications
EPYC 4345P and Steam Deck OLED APU 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) | 4 (Quad-Core) |
| Threads | 16 | 8 |
| Base clock speed | 3.8 GHz | 2.4 GHz |
| Boost clock speed | 5.5 GHz | 3.5 GHz |
| L1 cache | 80 KB (per core) | 256 KB |
| L2 cache | 1 MB (per core) | 2 MB |
| L3 cache | 32 MB (shared) | 4 MB |
| Chip lithography | 4 nm | 6 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 Steam Deck OLED APU 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 | no data |
| Socket | AM5 | no data |
| Power consumption (TDP) | 65 Watt | 15 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by EPYC 4345P and Steam Deck OLED APU. 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, 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 4345P and Steam Deck OLED APU are enumerated here.
| AMD-V | + | - |
Memory specs
Types, maximum amount and channel quantity of RAM supported by EPYC 4345P and Steam Deck OLED APU. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | DDR5 | DDR4 |
Graphics specifications
General parameters of integrated GPUs, if any.
| Integrated graphics card | AMD Radeon Graphics | AMD Radeon Steam Deck 8CU (1000 - 1600 MHz) |
Peripherals
Specifications and connection of peripherals supported by EPYC 4345P and Steam Deck OLED APU.
| PCIe version | 5.0 | no data |
| PCI Express lanes | 24 | no data |
Pros & cons summary
| Performance score | 23.43 | 4.53 |
| Recency | 13 May 2025 | 9 November 2023 |
| Physical cores | 8 | 4 |
| Threads | 16 | 8 |
| Chip lithography | 4 nm | 6 nm |
| Power consumption (TDP) | 65 Watt | 15 Watt |
EPYC 4345P has a 417.2% higher aggregate performance score, an age advantage of 1 year, 100% more physical cores and 100% more threads, and a 50% more advanced lithography process.
Steam Deck OLED APU, on the other hand, has 333.3% lower power consumption.
The AMD EPYC 4345P is our recommended choice as it beats the AMD Steam Deck OLED APU in performance tests.
Be aware that EPYC 4345P is a server/workstation processor while Steam Deck OLED APU is a notebook one.
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