Main characteristics
Name AMD Ryzen™ 7 7840U
Family Ryzen
Series Ryzen 7000 Series
Board form factor Laptops , Desktops
AMD PRO Technologies No
Consumer use Yes
Commercial use Yes
Regional Availability Global , China , NA , EMEA , APJ , LATAM
Former codename Phoenix
Architecture Zen 4
Number of processor cores 8
Multithreading (SMT) Yes
Number of threads 16
Max. Frequency increase Up to 5.1 GHz
Base frequency 3.3 GHz
L2 cache 8 MB
L3 cache 16 MB
Default TDP 28W
AMD Custom TDP (cTDP) 15-30W
Processor technology for CPU cores TSMC 4nm FinFET
CPU Compute Chip (CCD) Size 178mm²
Number of packing cubes 1
Unlocked for overclocking No
AMD EXPO™ Memory Overclocking Technology No
Precision Boost Overdrive No
Curve optimizer voltage offset No
CPU socket FP7 , FP7r2 , FP8
Set of instructions x86-64
Supported Extensions AES , AMD-V , AVX , AVX2 , AVX512 , FMA3 , MMX-plus , SHA , SSE , SSE2 , SSE3 , SSE4.1 , SSE4.2 , SSE4A , SSSE3 , x86-64
Max. Operating temperature (Tjmax) 100°C
Launch date 05/03/2023
OS support Windows 11 - 64-Bit Edition , Windows 10 - 64-Bit Edition , RHEL x86 64-Bit , Ubuntu x86 64-Bit
AI engine capabilities
Brand Name AMD Ryzen™ AI
AMD Ryzen™ AI Available
Performance Up to 10 TOPS
Overall TOPS Up to 32 TOPS
NPU TOPS Up to 10 TOPS
Connectivity
Native USB 4 (40Gbps) 2
Native USB 3.2 Gen 2 (10Gbps) 2
Native USB 2.0 (480Mbps) 4
PCI Express® Version PCIe® 4.0
Native PCIe® Lanes (Total/Usable) 20 , 20
NVMe support Boot , RAID0 , RAID1 , RAID10
System memory type DDR5 (FP7r2) , LPDDR5X (FP7-FP8)
Memory channels 2
Max. Memory 256 GB
System memory subtype UDIMM , SO-DIMM
Maximum memory speed [{"memoryKey2":"4x2R","memoryType":["DDR5-5600","LPDDR5x-7500"]}]
ECC support No
Graphics capabilities
Graphic model AMD Radeon™ 780M
Number of graphics cores 12
Graphics frequency 2700 MHz
DirectX® Version 12
DisplayPort™ Version 2.1
DisplayPort extensions Adaptive-Sync , HDR Metadata , UHBR10
Maximum DisplayPort Refresh Rate (SDR) 7680x4320 @ 60Hz , 3840x2160 @ 240Hz , 3440x1440 @ 360Hz , 2560x1440 @ 480Hz , 1920x1080 @ 600Hz
DisplayPort Maximum Refresh Rate (HDR) 7680x4320 @ 60Hz , 3840x2160 @ 240Hz , 3440x1440 @ 360Hz , 2560x1440 @ 480Hz , 1920x1080 @ 600Hz
HDMI® Version 2.1
Supported HDCP Version 2.3
USB Type-C® DisplayPort™ Alternate Mode Yes
Multiple monitor support Yes
Max. impressions 4
AMD FreeSync™™™ Yes
Wireless display Miracast
Maximum Video Encoding Bandwidth (SDR) 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
Maximum Video Decoding Bandwidth 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
AMD SmartShift MAX Yes
AMD SmartAccess Memory Available
Security, virtualization and manageability
Enhanced AMD Virus Protection (NX bit) Yes