Ryzen Z1 vs Pentium B915C
Primary details
Comparing Pentium B915C and Ryzen Z1 processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | not rated | 649 |
| Place by popularity | not in top-100 | not in top-100 |
| Market segment | Laptop | Laptop |
| Series | no data | Phoenix (Zen 4, Ryzen 7040) |
| Power efficiency | no data | 74.64 |
| Architecture codename | Sandy Bridge (2011−2013) | Phoenix (Zen4) (2023) |
| Release date | 1 May 2012 (12 years ago) | May 2023 (1 year ago) |
Detailed specifications
Pentium B915C and Ryzen Z1 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 | 2 (Dual-core) | 6 (Hexa-Core) |
| Threads | 2 | 12 |
| Base clock speed | no data | 3.2 GHz |
| Boost clock speed | 1.5 GHz | 4.9 GHz |
| L1 cache | 64 KB (per core) | 64 KB (per core) |
| L2 cache | 256 KB (per core) | 1 MB (per core) |
| L3 cache | 2048 KB (shared) | 16 MB (shared) |
| Chip lithography | 32 nm | 4 nm |
| Die size | 131 mm2 | 137 mm2 |
| Maximum core temperature | no data | 100 °C |
| Number of transistors | 504 million | no data |
| 64 bit support | + | + |
| Windows 11 compatibility | - | + |
Compatibility
Information on Pentium B915C and Ryzen Z1 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 | G2 (988B) | FP8 |
| Power consumption (TDP) | 35 Watt | 15 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Pentium B915C and Ryzen Z1. 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 | + |
Virtualization technologies
Virtual machine speed-up technologies supported by Pentium B915C and Ryzen Z1 are enumerated here.
| AMD-V | - | + |
Memory specs
Types, maximum amount and channel quantity of RAM supported by Pentium B915C and Ryzen Z1. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | DDR3 | DDR5 |
Graphics specifications
General parameters of integrated GPUs, if any.
| Integrated graphics card | Intel HD (Sandy Bridge) | AMD Radeon 740M |
Peripherals
Specifications and connection of peripherals supported by Pentium B915C and Ryzen Z1.
| PCIe version | no data | 4.0 |
| PCI Express lanes | no data | 20 |
Pros & cons summary
| Physical cores | 2 | 6 |
| Threads | 2 | 12 |
| Chip lithography | 32 nm | 4 nm |
| Power consumption (TDP) | 35 Watt | 15 Watt |
Ryzen Z1 has 200% more physical cores and 500% more threads, a 700% more advanced lithography process, and 133.3% lower power consumption.
We couldn't decide between Pentium B915C and Ryzen Z1. We've got no test results to judge.
Should you still have questions on choice between Pentium B915C and Ryzen Z1, ask them in Comments section, and we shall answer.
Similar processor comparisons
We picked several similar comparisons of processors in the same market segment and performance relatively close to those reviewed on this page.
