i7-2655LE vs Ryzen 9 3900X
Aggregate performance score
Ryzen 9 3900X outperforms Core i7-2655LE by a whopping 1529% 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 | 398 | 2630 |
| Place by popularity | not in top-100 | not in top-100 |
| Cost-effectiveness evaluation | 16.84 | 0.05 |
| Market segment | Desktop processor | Laptop |
| Series | AMD Ryzen 9 | Intel Core i7 |
| Power efficiency | 6.27 | 1.92 |
| Designer | AMD | Intel |
| Manufacturer | TSMC | no data |
| Architecture codename | Matisse (Zen 2) (2019−2020) | Sandy Bridge (2011−2013) |
| Release date | 7 July 2019 (6 years ago) | no data |
| Launch price (MSRP) | $499 | $346 |
Cost-effectiveness evaluation
Performance per price, higher is better.
Ryzen 9 3900X has 33580% better value for money than i7-2655LE.
Performance to price scatter graph
Detailed specifications
Ryzen 9 3900X and Core i7-2655LE 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 | 12 (Dodeca-Core) | 2 (Dual-core) |
| Threads | 24 | 4 |
| Base clock speed | 3.8 GHz | no data |
| Boost clock speed | 4.6 GHz | 2.2 GHz |
| Bus type | no data | DMI 2.0 |
| Bus rate | no data | 4 × 5 GT/s |
| Multiplier | no data | 22 |
| L1 cache | 768 KB | 128 KB |
| L2 cache | 6 MB | 512 KB |
| L3 cache | 64 MB | 4 MB |
| Chip lithography | 7 nm, 12 nm | 32 nm |
| Maximum core temperature | 95 °C | no data |
| Number of transistors | 19,200 million | 624 Million |
| 64 bit support | + | + |
| Windows 11 compatibility | + | - |
| Unlocked multiplier | + | - |
Compatibility
Information on Ryzen 9 3900X and Core i7-2655LE 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 (Uniprocessor) | 1 (Uniprocessor) |
| Socket | AM4 | no data |
| Power consumption (TDP) | 105 Watt | 25 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Ryzen 9 3900X and Core i7-2655LE. You'll probably need this information if you require some particular technology.
| AES-NI | + | + |
| FMA | - | + |
| AVX | + | + |
| vPro | no data | + |
| Enhanced SpeedStep (EIST) | no data | + |
| Precision Boost 2 | + | no data |
Security technologies
Ryzen 9 3900X and Core i7-2655LE technologies aimed at improving security, for example, by protecting against hacks.
| TXT | no data | + |
Virtualization technologies
Virtual machine speed-up technologies supported by Ryzen 9 3900X and Core i7-2655LE 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 Ryzen 9 3900X and Core i7-2655LE. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | DDR4 Dual-channel | no data |
| Maximum memory size | 128 GB | 16 GB |
| Max memory channels | 2 | no data |
| Maximum memory bandwidth | 51.196 GB/s | 21.335 GB/s |
Graphics specifications
General parameters of integrated GPUs, if any.
| Integrated graphics card | - | Intel HD Graphics 3000 |
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 | 18.57 | 1.14 |
| Physical cores | 12 | 2 |
| Threads | 24 | 4 |
| Chip lithography | 7 nm | 32 nm |
| Power consumption (TDP) | 105 Watt | 25 Watt |
Ryzen 9 3900X has a 1529% higher aggregate performance score, 500% more physical cores and 500% more threads, and a 357% more advanced lithography process.
i7-2655LE, on the other hand, has 320% lower power consumption.
The AMD Ryzen 9 3900X is our recommended choice as it beats the Intel Core i7-2655LE in performance tests.
Note that Ryzen 9 3900X is a desktop processor while Core i7-2655LE is a notebook one.
Other comparisons
We've compiled a selection of CPU comparisons, ranging from closely matched processors to other comparisons that may be of interest.
