AMD Ryzen 5 7645HX vs Intel Core i7-8565U
The Ryzen 5 7645HX has 208% better performance than the Core i7-8565U for the 3DMark 11 Performance Physics benchmark.
The Core i7-8565U has 14% of the performance per dollar compared to the leader for the 3DMark 11 Performance Physics benchmark: Intel Core i5-13400F.
Summary
About the AMD Ryzen 5 7645HX CPU
The AMD Ryzen 5 7645HX is a 6-core (12-thread) processor built for the mobile CPU market. It launched in Q1 2023. It is part of AMD's Ryzen 5 lineup, which is based on the Zen 4 microarchitecture. The 7645HX is compatible with AMD Socket FL1 motherboards and is fabricated on TSMC's 5 nm manufacturing process. It features the Radeon 610M integrated graphics solution.
Memory and Cache
The Ryzen 5 7645HX supports DDR5 memory and features a dual-channel memory controller, allowing it to utilize 2 memory modules simultaneously. In terms of cache, the Ryzen 5 7645HX has multiple levels of cache. Its L1 cache, which is the smallest and fastest, is 64 KB in size, providing rapid access to crucial instructions. Its L2 cache, at 1 MB, is larger but slower than the L1. Its L3 cache, a shared resource among the CPU's cores, has a capacity of 32 MB.
Cores and Clock Speeds
The Ryzen 5 7645HX features 6 total cores which can process 12 threads simultaneously. The multi-threading capability allows the CPU to execute multiple computational tasks in parallel. The base clock speed of the CPU is 4.0 GHz, and it can boost up to 5.0 GHz under heavy workloads. Higher clock speeds result in better performance for the same microarchitecture. The multiplier is locked, making it incapable of overclocking for pushing performance further.
Integrated Graphics
The Ryzen 5 7645HX includes an integrated graphics solution called Radeon 610M. This graphics processor is directly integrated into the CPU and is not as powerful as a dedicated graphics card. While integrated graphics can handle basic tasks like web browsing and office applications, it is not suitable for more demanding activities such as gaming or video editing, where a dedicated graphics card offers superior performance.
Benchmark Performance
The Ryzen 5 7645HX has the 65th best 3DMark 11 Performance Physics score among the 720 benchmarked CPUs in our database. It achieves 56.03% of the performance of the best benchmarked CPU, the AMD Ryzen 9 7950X3D.
About the Intel Core i7-8565U CPU
The Intel Core i7-8565U is an end-of-life 4-core (8-thread) processor built for the mobile CPU market. It launched in Q4 2018 with a suggested retail price of $409. It is part of Intel's Core i7 lineup, which is based on the Whiskey Lake microarchitecture. The i7-8565U is compatible with Intel BGA 1528 motherboards and is fabricated on Intel's 14 nm manufacturing process. It features the UHD Graphics 620 integrated graphics solution.
Memory and Cache
The Core i7-8565U supports DDR3, DDR4 memory and features a dual-channel memory controller, allowing it to utilize 2 memory modules simultaneously. In terms of cache, the Core i7-8565U has multiple levels of cache. Its L1 cache, which is the smallest and fastest, is 64 KB in size, providing rapid access to crucial instructions. Its L2 cache, at 256 KB, is larger but slower than the L1. Its L3 cache, a shared resource among the CPU's cores, has a capacity of 8 MB.
Cores and Clock Speeds
The Core i7-8565U features 4 total cores which can process 8 threads simultaneously. The multi-threading capability allows the CPU to execute multiple computational tasks in parallel. The base clock speed of the CPU is 1800.0 MHz, and it can boost up to 4.6 GHz under heavy workloads. Higher clock speeds result in better performance for the same microarchitecture. The multiplier is locked, making it incapable of overclocking for pushing performance further.
Integrated Graphics
The Core i7-8565U includes an integrated graphics solution called UHD Graphics 620. This graphics processor is directly integrated into the CPU and is not as powerful as a dedicated graphics card. While integrated graphics can handle basic tasks like web browsing and office applications, it is not suitable for more demanding activities such as gaming or video editing, where a dedicated graphics card offers superior performance.
Benchmark Performance & Value
The Core i7-8565U has the 354th best 3DMark 11 Performance Physics score among the 720 benchmarked CPUs in our database. It achieves 18.22% of the performance of the best benchmarked CPU, the AMD Ryzen 9 7950X3D. Its 6,739 score and $409 launch price (MSRP) gives it a performance per dollar of 16.48. This is the 172nd best in value for the 3DMark 11 Perf. Physics benchmark.
General Info
General overview of the CPU, including details like its manufacturer, release date, launch price, and current production status.
| Info | Ryzen 5 7645HX | Core i7-8565U |
|---|---|---|
| Manufacturer | AMD | Intel |
| Series | Ryzen 5 | Core i7 |
| Market Segment | Mobile | Mobile |
| Release Date | Q1 2023 | Q4 2018 |
| Launch Price (MSRP) | -- | $409 |
| Production Status | Active | End-of-life |
| Shop | Check Price | Check Price |
Benchmark Performance
The Ryzen 5 7645HX has 208% better performance than the Core i7-8565U for the 3DMark 11 Performance Physics benchmark.
The Ryzen 5 7645HX is ranked 65th with a score of 20,726, and the Core i7-8565U is ranked 354th with a score of 6,739.
The Core i7-8565U has 31% of the performance per dollar compared to the leader for the 3DMark 11 Performance Physics benchmark: AMD Ryzen 9 7950X3D.
Core i7-8565U's 16.48 performance per dollar ranks it 0th among the other benchmarked CPUs in our database.
Relative Performance
The average score in the benchmark test can be compared to similar CPUs to assess relative performance. Generally, powerful CPUs tend to have higher scores.
| CPU | Benchmark Performance | |
|---|---|---|
| Core i7-12700H | 21,706 | +5% |
| Ryzen 7 7840S | 20,801 | +0% |
| Ryzen 5 7645HX | 20,726 | |
| Core i5-13500H | 20,615 | -1% |
| Core Ultra 7 155H | 20,611 | -1% |
| Core i7-3630QM | 6,954 | -66% |
| Core i7-8665U | 6,758 | -67% |
| Core i7-8565U | 6,739 | -67% |
| Core i5-7440HQ | 6,583 | -68% |
| Core i5-8365U | 6,395 | -69% |
Relative Value For Money
The average performance per dollar in the benchmark test can be compared to similar CPUs to assess relative value. A higher score implies a better value for your money.
| CPU | Performance Per Dollar | |
|---|---|---|
| Core i7-4712HQ | 18.49 | +12% |
| Core i7-3630QM | 18.4 | +12% |
| Core i7-7920HQ | 17.62 | +7% |
| Core i7-4702MQ | 16.62 | +1% |
| Core i7-8665U | 16.52 | +0% |
| Core i7-8565U | 16.48 | |
| Core i3-N300 | 16.13 | -2% |
| Xeon E3-1535M v5 | 15.84 | -4% |
| Core i7-4910MQ | 15.27 | -7% |
| Core i3-8145U | 15.19 | -8% |
Benchmark Scores
This table showcases the average performance scores achieved by both CPUs across industry-standard benchmark tests. These scores provide a valuable insight into overall performance. Powerful CPUs tend to have higher scores.
- Popular
| Benchmark | Ryzen 5 7645HX | Core i7-8565U |
|---|---|---|
| 3DMark 11 Performance Physics | 20,726 (+207.55%) | 6,739 |
| 3DMark Time Spy CPU | 8,601 (+202.75%) | 2,841 |
| Cinebench R15 Multi-Core | 2,276 (+274.03%) | 608.5 |
| Cinebench R15 Single-Core | 289 (+67.05%) | 173 |
| Geekbench 6.2 Multi-Core | 11,717 | -- |
| Geekbench 6.2 Single-Core | 2,717 | -- |
| CPU Mark Multi-Thread | 26,868 (+340.46%) | 6,100 |
| CPU Mark Single-Thread | 3,915 (+81.25%) | 2,160 |
Technical Specs
Manufacturing Details
Information about the CPU's manufacturing like its foundry, process size, and transistor count.
| Spec | Ryzen 5 7645HX | Core i7-8565U |
|---|---|---|
| Manufacturer | AMD | Intel |
| Foundry | TSMC | Intel |
| Process Size | 5 nm | 14 nm |
| Transistors | 6,570 million | -- |
Architecture
CPU architecture specs like its memory channels, memory support, and microarchitecture. Newer CPU architectures can minimize bottlenecks and improve execution efficiency using more advanced techniques.
| Spec | Ryzen 5 7645HX | Core i7-8565U |
|---|---|---|
| Series | Ryzen 5 | Core i7 |
| Microarchitecture | Zen 4 | Whiskey Lake |
| Codename | Dragon Range | Whiskey Lake-U |
| Memory Support | DDR5 | DDR3, DDR4 |
| Memory Channels | Dual-channel | Dual-channel |
| ECC Memory | Yes | No |
Cores & Clock Speeds
Processing power information like its cores and clock speed. These specs impact how fast they can handle instructions and tasks. These have a strong impact on the CPU's performance.
| Spec | Ryzen 5 7645HX | Core i7-8565U |
|---|---|---|
| Cores | 6 | 4 |
| Threads | 12 | 8 |
| Clock Speed | 4.0 GHz | 1800.0 MHz |
| Turbo Clock | 5.0 GHz | 4.6 GHz |
| Base Clock | 100 MHz | 100 MHz |
| Multiplier | 40.0x | 18.0x |
| Multiplier Unlocked | No | No |
Cache
CPU cache specs like its L1 & L2 cache. These provide the CPU with a small, but super-fast memory access. A larger cache can improve a CPU's performance.
| Spec | Ryzen 5 7645HX | Core i7-8565U |
|---|---|---|
| L1 Cache | 64 KB | 64 KB |
| L2 Cache | 1 MB | 256 KB |
| L3 Cache | 32 MB | 8 MB |
Compatibility & Power Consumption
Compatibility and power consumption information like its socket type, thermal design power, power limits. These can help verify the CPU's compatibility with other PC components.
| Spec | Ryzen 5 7645HX | Core i7-8565U |
|---|---|---|
| Socket | AMD Socket FL1 | Intel BGA 1528 |
| PCI Express | PCIe 5.0 x28 | PCIe 3.0 x16 |
| Thermal Design Power (TDP) | 45 W | 15 W |
| TJ Max | 100 °C | 100 °C |
Graphics, Features, & Extensions
Additional CPU features like its bundled coolers, integrated graphics, and extensions/technologies.
| Spec | Ryzen 5 7645HX | Core i7-8565U |
|---|---|---|
| Integrated Graphics | Radeon 610M | UHD Graphics 620 |
| Extensions / Technologies | MMX, SSE, SSE2, SSE3, SSSE3, SSE4A, SSE4.1, SSE4.2, AES, AVX, AVX2, AVX-512, BMI1, BMI2, SHA, F16C, FMA3, NX-Bit, AMD64, EVP, AMD-V, SMAP, SMEP, SMT, Precision Boost 2 | MMX, SSE, SSE2, SSE3, SSSE3, SSE4.2, AVX, AVX2, EIST, Intel 64, XD bit, VT-x, VT-d, HTT, AES-NI, CLMUL, FMA3, F16C, BMI1, BMI2, Boost 2.0 |
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* Performance rating, performance per dollar, and rankings are based on the 3DMark 11 Performance Physics benchmark and MSRP.