EPYC 7281 vs Pentium M 725
Aggregate performance score
EPYC 7281 outperforms Pentium M 725 by a whopping 7461% based on our aggregate benchmark results.
Primary details
Comparing Pentium M 725 and EPYC 7281 processor market type (desktop or notebook), architecture, sales start time and price.
Place in the ranking | 3265 | 548 |
Place by popularity | not in top-100 | not in top-100 |
Cost-effectiveness evaluation | no data | 4.82 |
Market segment | Laptop | Server |
Series | Pentium M | AMD EPYC |
Power efficiency | 0.81 | 7.54 |
Architecture codename | Dothan (2004−2005) | Naples (2017−2018) |
Release date | 23 June 2004 (20 years ago) | 29 June 2017 (7 years ago) |
Launch price (MSRP) | no data | $650 |
Cost-effectiveness evaluation
Performance per price, higher is better.
Detailed specifications
Pentium M 725 and EPYC 7281 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 | 1 (Single-Core) | 16 (Hexadeca-Core) |
Threads | 1 | 32 |
Base clock speed | 1.6 GHz | 2.1 GHz |
Boost clock speed | 1.6 GHz | 2.7 GHz |
Bus rate | 400 MHz | no data |
Multiplier | no data | 21 |
L1 cache | 32 KB | 96K (per core) |
L2 cache | 2 MB | 512K (per core) |
L3 cache | 0 KB | 32 MB (shared) |
Chip lithography | 90 nm | 14 nm |
Die size | 87 mm2 | 192 mm2 |
Maximum core temperature | 100 °C | no data |
Number of transistors | 144 million | 4,800 million |
64 bit support | - | + |
Windows 11 compatibility | - | - |
Unlocked multiplier | - | + |
VID voltage range | 0.988V-1.34V | no data |
Compatibility
Information on Pentium M 725 and EPYC 7281 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 (Multiprocessor) |
Socket | PPGA478 | TR4 |
Power consumption (TDP) | 7.5 Watt | 170 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Pentium M 725 and EPYC 7281. You'll probably need this information if you require some particular technology.
AES-NI | - | + |
AVX | - | + |
Enhanced SpeedStep (EIST) | + | no data |
Turbo Boost Technology | - | no data |
Hyper-Threading Technology | - | no data |
Idle States | - | no data |
Demand Based Switching | - | no data |
PAE | 32 Bit | no data |
FSB parity | - | no data |
Security technologies
Pentium M 725 and EPYC 7281 technologies aimed at improving security, for example, by protecting against hacks.
TXT | - | no data |
EDB | - | no data |
Virtualization technologies
Virtual machine speed-up technologies supported by Pentium M 725 and EPYC 7281 are enumerated here.
AMD-V | - | + |
VT-x | - | no data |
Memory specs
Types, maximum amount and channel quantity of RAM supported by Pentium M 725 and EPYC 7281. Depending on the motherboard, higher memory frequencies may be supported.
Supported memory types | DDR2 | DDR4 Eight-channel |
Maximum memory size | no data | 2 TiB |
Max memory channels | no data | 8 |
Maximum memory bandwidth | no data | 170.671 GB/s |
ECC memory support | - | + |
Graphics specifications
General parameters of integrated GPUs, if any.
Integrated graphics card | On certain motherboards (Chipset feature) | no data |
Peripherals
Specifications and connection of peripherals supported by Pentium M 725 and EPYC 7281.
PCIe version | no data | 3.0 |
PCI Express lanes | no data | 128 |
Pros & cons summary
Performance score | 0.18 | 13.61 |
Recency | 23 June 2004 | 29 June 2017 |
Physical cores | 1 | 16 |
Threads | 1 | 32 |
Chip lithography | 90 nm | 14 nm |
Power consumption (TDP) | 7 Watt | 170 Watt |
Pentium M 725 has 2328.6% lower power consumption.
EPYC 7281, on the other hand, has a 7461.1% higher aggregate performance score, an age advantage of 13 years, 1500% more physical cores and 3100% more threads, and a 542.9% more advanced lithography process.
The EPYC 7281 is our recommended choice as it beats the Pentium M 725 in performance tests.
Be aware that Pentium M 725 is a notebook processor while EPYC 7281 is a server/workstation one.
Should you still have questions on choice between Pentium M 725 and EPYC 7281, 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.