In depth comparison and review of Intel Core i7 840QM and AMD Ryzen 7 5800X3D. Compare dimensions, performance, cache memory, number of cores, clock speed, RAM, power efficiency and other important specifications and features to easily choose the right CPU for you. Our goal is to help you uncover differences between the products and find the processor that will best fit your needs.
| GENERAL | Intel Core i7 840QM | AMD Ryzen 7 5800X3D |
|---|
| Product Type | Processor (mobile) | Processor |
|---|
| PROCESSOR | Intel Core i7 840QM | AMD Ryzen 7 5800X3D |
|---|
| Type | Intel Core i7 840QM | AMD Ryzen 7 5800X3D |
|---|
| ARCHITECTURE |
|---|
| Processor Qty | 1 | 1 |
|---|---|---|
| Packaging Type | 988-pin Micro FCPGA | - |
| Compatible Processor Socket | - | Socket AM4 |
| Manufacturing Process | 45 nm | 7 nm |
| Thermal Design Power | 45 W | 105 W |
| Thermal Specification | 100 °C | 90 °C |
| PCI Express Revision | 2.0 | 4.0 |
| PCI Express Configurations | 1x16, 2x8 | - |
| PCI Express Lanes Qty | 16 | - |
| Architecture Features | Enhanced SpeedStep technology, Hyper-Threading Technology, Execute Disable Bit capability, Intel Virtualization Technology, Intel Turbo Boost Technology, Intel 64 Technology, Intel Trusted Execution Technology, Enhanced Halt State (C1E), streaming SIMD extensions 4.2 | AMD Ryzen VR-Ready Premium, "Zen 3" Core Architecture, AMD 3D V-Cache technology, Windows 11 Gaming |
| PERFORMANCE |
|---|
| Number of Cores | Quad-Core | 8-core |
|---|---|---|
| Number of Threads | 8 threads | 16 threads |
| Clock Speed (Frequency) | 1.86 GHz | 3.4 GHz |
| Max Turbo Speed | 3.2 GHz | 4.5 GHz |
| 64-bit Computing | Yes | - |
| CACHE MEMORY |
|---|
| Cache | 8 MB | 96 MB |
|---|---|---|
| Cache Memory Details | L3 - 8 MB | L3 - 96 MB L2 - 4 MB L1 - 512 KB |
| Installed Size | 8 MB | - |
| EXPANSION & CONNECTIVITY | Intel Core i7 840QM | AMD Ryzen 7 5800X3D |
|---|
| Compatible Slots | 1 x processor | - |
|---|
| MISCELLANEOUS | Intel Core i7 840QM | AMD Ryzen 7 5800X3D |
|---|
| Service & Support | Limited warranty - 3 years | - |
|---|
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