Ryzen 7 7840U vs Core i7-720QM
Aggregate performance score
Ryzen 7 7840U outperforms i7-720QM by a whopping 1411% based on our aggregate benchmark results.
Primary details
Comparing Core i7-720QM and Ryzen 7 7840U processor market type (desktop or notebook), architecture, sales start time and price.
| Place in performance ranking | 2324 | 383 |
| Place by popularity | not in top-100 | not in top-100 |
| Market segment | Laptop | Laptop |
| Series | Intel Core i7 | AMD Phoenix (Zen 4, Ryzen 7040) |
| Architecture codename | Clarksfield (2009−2010) | Phoenix-U (Zen 4) |
| Release date | 23 September 2009 (14 years ago) | May 2023 (1 year ago) |
| Launch price (MSRP) | $546 | no data |
| Current price | $418 (0.8x MSRP) | no data |
Detailed specifications
Core i7-720QM and Ryzen 7 7840U 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 | 4 (Quad-Core) | 8 (Octa-Core) |
| Threads | 8 | 16 |
| Base clock speed | 1.6 GHz | 3.3 GHz |
| Boost clock speed | 2.8 GHz | 5.1 GHz |
| Bus support | 2500 MHz | no data |
| L1 cache | 64 KB (per core) | 64K (per core) |
| L2 cache | 256 KB (per core) | 1 MB (per core) |
| L3 cache | 6 MB (shared) | 16 MB (shared) |
| Chip lithography | 45 nm | 4 nm |
| Die size | 296 mm2 | 178 mm2 |
| Maximum core temperature | 100 °C | 100 °C |
| Number of transistors | 774 million | 25,000 million |
| 64 bit support | + | + |
| Windows 11 compatibility | - | + |
| Unlocked multiplier | No | No |
Compatibility
Information on Core i7-720QM and Ryzen 7 7840U 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 | FCPGA988,PGA988 | FP8 |
| Power consumption (TDP) | 45 Watt | 28 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Core i7-720QM and Ryzen 7 7840U. You'll probably need this information if you require some particular technology.
| Instruction set extensions | Intel® SSE4.2 | no data |
| AES-NI | - | + |
| AVX | no data | + |
| vPro | + | no data |
| Enhanced SpeedStep (EIST) | + | no data |
| Turbo Boost Technology | 1.0 | no data |
| Hyper-Threading Technology | + | no data |
| Idle States | + | no data |
| Thermal Monitoring | + | no data |
| PAE | 36 Bit | no data |
| Status | Discontinued | no data |
Security technologies
Core i7-720QM and Ryzen 7 7840U 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 Core i7-720QM and Ryzen 7 7840U are enumerated here.
| AMD-V | no data | + |
| VT-d | + | no data |
| VT-x | + | no data |
| EPT | + | no data |
Memory specs
Types, maximum amount and channel quantity of RAM supported by Core i7-720QM and Ryzen 7 7840U. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | DDR3-1066, DDR3-1333 | DDR5-5600 |
| Maximum memory size | 8 GB | no data |
| Max memory channels | 2 | no data |
| Maximum memory bandwidth | 21 GB/s | no data |
| ECC memory support | - | no data |
Graphics specifications
General parameters of integrated GPUs, if any.
| Integrated graphics card | None | AMD Radeon 780M |
Peripherals
Specifications and connection of peripherals supported by Core i7-720QM and Ryzen 7 7840U.
| PCIe version | 2 | 4.0 |
| PCI Express lanes | 16 | 20 |
Synthetic benchmark performance
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. We are regularly improving our combining algorithms, but if you find some perceived inconsistencies, feel free to speak up in comments section, we usually fix problems quickly.
Ryzen 7 7840U outperforms Core i7-720QM by 1411% based on our aggregate benchmark results.
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.
Benchmark coverage: 68%
Ryzen 7 7840U outperforms Core i7-720QM by 1409% in Passmark.
GeekBench 5 Single-Core
GeekBench 5 Single-Core is a cross-platform application developed in the form of CPU tests that independently recreate certain real-world tasks with which to accurately measure performance. This version uses only a single CPU core.
Benchmark coverage: 42%
Ryzen 7 7840U outperforms Core i7-720QM by 539% in GeekBench 5 Single-Core.
GeekBench 5 Multi-Core
GeekBench 5 Multi-Core is a cross-platform application developed in the form of CPU tests that independently recreate certain real-world tasks with which to accurately measure performance. This version uses all available CPU cores.
Benchmark coverage: 42%
Ryzen 7 7840U outperforms Core i7-720QM by 886% in GeekBench 5 Multi-Core.
Cinebench 10 32-bit single-core
Cinebench R10 is an ancient ray tracing benchmark for processors by Maxon, authors of Cinema 4D. Its single core version uses just one CPU thread to render a futuristic looking motorcycle.
Benchmark coverage: 20%
Ryzen 7 7840U outperforms Core i7-720QM by 123% in Cinebench 10 32-bit single-core.
Cinebench 10 32-bit multi-core
Cinebench Release 10 Multi Core is a variant of Cinebench R10 using all the processor threads. Possible number of threads is limited by 16 in this version.
Benchmark coverage: 19%
Ryzen 7 7840U outperforms Core i7-720QM by 361% in Cinebench 10 32-bit multi-core.
3DMark06 CPU
3DMark06 is a discontinued DirectX 9 benchmark suite from Futuremark. Its CPU part contains two scenarios, one dedicated to artificial intelligence pathfinding, another to game physics using PhysX package.
Benchmark coverage: 19%
Ryzen 7 7840U outperforms Core i7-720QM by 303% in 3DMark06 CPU.
wPrime 32
wPrime 32M is a math multi-thread processor test, which calculates square roots of first 32 million integer numbers. Its result is measured in seconds, so that the less is benchmark result, the faster the processor.
Benchmark coverage: 18%
Core i7-720QM outperforms Ryzen 7 7840U by 374% in wPrime 32.
Cinebench 11.5 64-bit multi-core
Cinebench Release 11.5 Multi Core is a variant of Cinebench R11.5 which uses all the processor threads. A maximum of 64 threads is supported in this version.
Benchmark coverage: 17%
Ryzen 7 7840U outperforms Core i7-720QM by 675% in Cinebench 11.5 64-bit multi-core.
Pros & cons summary
| Performance score | 1.07 | 16.17 |
| Physical cores | 4 | 8 |
| Threads | 8 | 16 |
| Chip lithography | 45 nm | 4 nm |
| Power consumption (TDP) | 45 Watt | 28 Watt |
The Ryzen 7 7840U is our recommended choice as it beats the Core i7-720QM in performance tests.
Should you still have questions on choice between Core i7-720QM and Ryzen 7 7840U, ask them in Comments section, and we shall answer.
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