AMD Ryzen 9 7945HX vs AMD Ryzen 7 7840HS
Основные характеристики
| AMD Ryzen 9 7945HX | AMD Ryzen 7 7840HS |
|---|---|
| Вертикальный сегмент | |
| Laptop | Laptop |
| Product Family | |
| AMD Ryzen™ Processors | AMD Ryzen™ Processors |
| Коллекция продукции | |
| AMD Ryzen™ 9 Processors with Radeon™ Graphics | AMD Ryzen™ 7 Processors with Radeon™ Graphics |
| AMD PRO Technologies | |
| Нет | Нет |
| Consumer Use | |
| Да | Да |
| Regional Availability | |
| Global, China, NA, EMEA, APJ, LATAM | NA, EMEA, APJ, LATAM |
| Кодовое название | |
| "Dragon Range" | "Phoenix" |
| Architecture | |
| "Zen 4" | "Zen 4" |
| Количество ядер | |
| 16 | 8 |
| Использует многопоточность | |
| Да | Да |
| Количество потоков | |
| 32 | 16 |
| Максимальная тактовая частота в режиме Turbo | |
| Up to 5.4GHz | Up to 5.1GHz |
| Базовая тактовая частота процессора | |
| 2.5GHz | 3.8GHz |
| Кэш 1-го уровня | |
| 1MB | 512KB |
| Кэш 2-го уровня | |
| 16MB | 8MB |
| Кэш 3-го уровня | |
| 64MB | 16MB |
| Расчетная мощность | |
| 55W | 35-54W |
| AMD Configurable TDP (cTDP) | |
| 55-75W | 35-54W |
| Технологический процесс | |
| TSMC 5nm FinFET | TSMC 4nm FinFET |
| Processor Technology for I/O Die | |
| TSMC 6nm FinFET | n/a |
| CPU Compute Die (CCD) Size | |
| 71mm² | 178mm² |
| I/O Die (IOD) Size | |
| 122mm² | n/a |
| Package Die Count | |
| 3 | 1 |
| Разблокирован для разгона | |
| Да | Нет |
| AMD EXPO™ Memory Overclocking Technology | |
| Да | Нет |
| Precision Boost Overdrive | |
| Да | Да |
| Поддерживаемые разъемы | |
| FL1 | FP7 FP7r2 FP8 |
| CPU Boost Technology | |
| Precision Boost 2 | Precision Boost 2 |
| Набор команд | |
| x86-64 | x86-64 |
| Расширения набора команд | |
| AES, AMD-V, AVX, AVX2, AVX512, FMA3, MMX(+), SHA, SSE, SSE2, SSE3, SSE4.1, SSE4.2, SSE4A, SSSE3, x86-64 | AES, AMD-V, AVX, AVX2, AVX512, FMA3, MMX(+), SHA, SSE, SSE2, SSE3, SSE4.1, SSE4.2, SSE4A, SSSE3, x86-64 |
| Максимальная температура ядра | |
| 100°C | 100°C |
| Поддержка ОС | |
| Windows 11 - 64-Bit Edition Windows 10 - 64-Bit Edition RHEL x86 64-Bit Ubuntu x86 64-Bit *Operating System (OS) support will vary by manufacturer. | Windows 11 - 64-Bit Edition Windows 10 - 64-Bit Edition RHEL x86 64-Bit Ubuntu x86 64-Bit *Operating System (OS) support will vary by manufacturer. |
| Curve Optimizer Voltage Offsets | |
| n/a | Нет |
Connectivity
| AMD Ryzen 9 7945HX | AMD Ryzen 7 7840HS |
|---|---|
| USB Type-C® Support | |
| Да | n/a |
| Native USB 3.2 Gen 2 (10Gbps) Ports | |
| 4 | 2 |
| Native USB 2.0 (480Mbps) Ports | |
| 1 | 4 |
| Редакция PCI Express | |
| PCIe® 5.0 | PCIe® 4.0 |
| Native PCIe® Lanes (Total/Usable) | |
| 28/28 | 20/20 |
| NVMe Support | |
| Boot, RAID0, RAID1, RAID10 | Boot, RAID0, RAID1, RAID10 |
| Типы памяти | |
| DDR5 | DDR5 (FP7r2) LPDDR5/x (FP7, FP8) |
| Макс. число каналов памяти | |
| 2 | 2 |
| Макс. объем памяти (зависит от типа памяти) | |
| 64GB | 256GB |
| System Memory Subtype | |
| SO-DIMM | UDIMM |
| Max Memory Speed | |
| 2x1R DDR5-5200 2x2R DDR5-5200 | 4x2R DDR5-5600 4x2R LPDDR5x-7500 |
| ECC Support | |
| Нет | Yes (FP7r2 only; Requires platform support) |
| Native USB 4 (40Gbps) Ports | |
| n/a | 2 |
Графические возможности
| AMD Ryzen 9 7945HX | AMD Ryzen 7 7840HS |
|---|---|
| Интегрированная графика | |
| Да | Да |
| Graphics Model | |
| AMD Radeon™ 610M | AMD Radeon™ 780M |
| Graphics Core Count | |
| 2 | 12 |
| Graphics Frequency | |
| 2200 MHz | 2700 MHz |
| Версия DirectX* | |
| 12 | 12 |
| DisplayPort™ Version | |
| 2.1 | 2.1 |
| HDMI® Version | |
| 2.1 | 2.1 |
| HDCP Version Supported | |
| 2.3 | 2.3 |
| USB Type-C® DisplayPort™ Alternate Mode | |
| Да | Да |
| Multi-Monitor Support | |
| Да | Да |
| Количество поддерживаемых дисплеев | |
| 4 | 4 |
| AMD FreeSync™ | |
| Да | Да |
| Wireless Display | |
| Miracast | Miracast |
| AMD SmartShift MAX | |
| Да | Да |
| AMD SmartAccess Memory | |
| Да | Да |
| DisplayPort Extensions | |
| n/a | HDR Metadata Adaptive-Sync UHBR10 |
| DisplayPort Max Refresh Rates (SDR) | |
| n/a | 7680x4320 @ 60Hz 3840x2160 @ 240Hz 3440x1440 @ 360Hz 2560x1440 @ 480Hz 1920x1080 @ 600Hz |
| DisplayPort Max Refresh Rates (HDR) | |
| n/a | 7680x4320 @ 60Hz 3840x2160 @ 240Hz 3440x1440 @ 360Hz 2560x1440 @ 480Hz 1920x1080 @ 600Hz |
| Max Video Encode Bandwidth (SDR) | |
| n/a | 1080p630 8bpc H.264 1440p373 8bpc H.264 2160p175 8bpc H.264 1080p630 8bpc H.265 1440p373 8bpc H.265 2160p175 8bpc H.265 4320p43 8bpc H.265 1080p864 8/10bpc AV1 1440p513 8/10bpc AV1 2160p240 8/10bpc AV1 4320p60 8/10bpc AV1 |
| Max Video Decode Bandwidth | |
| n/a | 1080p60 8bpc MPEG2 1080p60 8bpc VC1 1080p786 8/10bpc VP9 2160p196 8/10bpc VP9 4320p49 8/10bpc VP9 1080p1200 8bpc H.264 2160p300 8bpc H.264 4320p75 8bpc H.264 1080p786 8/10bpc H.265 2160p196 8/10bpc H.265 4320p49 8/10bpc H.265 1080p960 8/10bpc AV1 2160p240 8/10bpc AV1 4320p60 8/10bpc AV1 |
ID продуктов
| AMD Ryzen 9 7945HX | AMD Ryzen 7 7840HS |
|---|---|
| Product ID Tray | |
| 100-000000870 | 100-000000955 (FP7r2) 100-000000964 (FP7) 100-000001129 (FP8) |
Security, Virtualization, and Manageability
| AMD Ryzen 9 7945HX | AMD Ryzen 7 7840HS |
|---|---|
| AMD Enhanced Virus Protection (NX bit) | |
| Да | Да |