Radeon 840M
AMD
G3D Mark
3,803
Performance Spectrum - GPU
About G3D Mark
G3D Mark is a standard benchmark that measures graphics performance in real-world gaming scenarios. It simplifies comparing cards from different brands, where higher scores directly correlate with better fps and smoother gaming experiences.
Overview
The Radeon 840M is manufactured by AMD. It was released in June 2 2024. It features the RDNA 3+ architecture. The boost clock speed is 2900 MHz. It has 256 shading units. The thermal design power (TDP) is 30W. Manufactured using 4 nm process technology. G3D Mark benchmark score: 3,803 points.
Value Upgrade Path
This is the official ChipVERSUS Value Rating, comparing raw performance (G3D Mark) per dollar. The Radeon 840M is positioned at rank #24 in our cost-efficiency ranking, representing a Great cost-benefit for your build. Components placed above yours deliver better value for money.
Avg price is the current average price collected from markets across the web.
Performance Per Dollar Radeon 840M
FPS Benchmarks
Predicted performance for Radeon 840M across popular games. Tested paired with Ryzen 7 7800X3D to isolate GPU performance.
Path of Exile 2
Counter-Strike 2
League of Legends
Valorant
Technical Analysis
Detailed breakdown of Radeon 840M specifications and capabilities.
Graphics Performance
The Radeon 840M scores 3,803 in the G3D Mark benchmark (the standard measure of rasterization GPU performance), placing it in the Entry Level tier as a Recent generation graphics card. It is built on the RDNA 3+ (2024) architecture (codename: Krackan Point), manufactured on a 4 nm process— smaller process nodes improve power efficiency and transistor density. It packs 256 shader units (the primary compute units for rendering pixels). Boost clock reaches 2900 MHz.
| Specification | Radeon 840M |
|---|---|
| G3D MarkPassMark 3D graphics benchmark score | 3,803 |
| ArchitectureGPU microarchitecture generation | RDNA 3+ (2024) |
| CodenameInternal GPU die codename | Krackan Point |
| Manufacturing ProcessFabrication node — smaller = more efficient | 4 nm |
| Shader UnitsCore compute units for rendering/compute | 256 |
| Boost ClockMaximum GPU frequency under load | 2900 MHz |
| PCIe InterfaceCPU↔GPU data link generation | IGP |
| Performance RankPosition in global GPU performance ranking | #516 |
Video Memory (VRAM)
The Radeon 840M is equipped with 2 GB of Shared video memory connected via a System memory bus, delivering System of bandwidth.
| Specification | Radeon 840M |
|---|---|
| VRAM SizeVideo memory capacity — more = better for high-res textures | 2 GB |
| VRAM TypeMemory technology generation | Shared |
| Memory BusWidth of data path — wider = more bandwidth | System |
| BandwidthMaximum data throughput between GPU and VRAM | System |
Advanced Features & APIs
The Radeon 840M supports modern upscaling and frame generation technologies: FidelityFX Super Resolution — these can dramatically boost effective FPS by generating intermediate frames or upscaling from lower internal resolution. Graphics API support: DirectX 12 Ultimate (12_2), Vulkan 1.3, OpenGL 4.6— latest API versions enable the most advanced rendering features like ray tracing and mesh shaders.
| Specification | Radeon 840M |
|---|---|
| FSR Frame Generation | ❌ Not Supported |
| AMD Fluid Motion Frames | ❌ Not Supported |
| FidelityFX Super Resolution | ✅ Supported |
| DirectXMicrosoft graphics API version | 12 Ultimate (12_2) |
| VulkanCross-platform graphics API | 1.3 |
| OpenGLLegacy graphics API | 4.6 |
| Compute APIGPGPU framework (CUDA/ROCm/OpenCL) | OpenCL 2.1 |
Display & Media
Display outputs: DisplayPort 2.1x 0, HDMI 2.1x 1 — supports up to 4 simultaneous displays. Hardware encoder: VCN 4.0, decoder: VCN 4.0— dedicated hardware for video encoding/decoding accelerates streaming, recording, and video playback. Supported codecs: H.264,H.265,AV1,VP9.
| Specification | Radeon 840M |
|---|---|
| 0 PortsNumber of 0 display connectors | DisplayPort 2.1x |
| 1 PortsNumber of 1 display connectors | HDMI 2.1x |
| Max DisplaysMaximum simultaneously connected monitors | 4 |
| Hardware EncoderVideo encoding engine version | VCN 4.0 |
| Hardware DecoderVideo decoding engine version | VCN 4.0 |
| CodecsSupported video compression formats | H.264,H.265,AV1,VP9 |
Power & Dimensions
The Radeon 840M draws 30W under load (TDP) — a 350W PSU minimum is recommended. Power connector: PCIe-powered. Physical size: , occupying 0 expansion slots— verify your case has clearance before purchasing. Typical temperatures: 40 at idle, 90 under load.
| Specification | Radeon 840M |
|---|---|
| TDPPower consumption under load | 30W |
| Recommended PSUMinimum power supply wattage | 350W |
| Power ConnectorRequired PCIe power cable type | PCIe-powered |
| Slot WidthExpansion slots occupied | 0-slot |
| Idle TemperatureTypical temperature at desktop idle | 40 |
| Load TemperatureTypical temperature under gaming load | 90 |
Value Analysis
It holds Rank #24 in the cost-benefit ranking — a comprehensive score that weighs raw performance against current market pricing. Overall performance ranking position: #516 among all indexed GPUs.
| Specification | Radeon 840M |
|---|---|
| Cost-Benefit RankOverall value ranking position | #24 |
| Performance RankPosition in global GPU performance ranking | #516 |
| Release Date | June 2 2024 |
| Release Year | 2024 |
Similar Performance
Graphics cards with benchmark scores closest to the current hardware, grouped by manufacturer.
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AMD (12)
Intel (9)
Our Recommendation for Radeon 840M
Suggested pairings based on performance balance
Minimum (Avoid Bottleneck) (12)
Recommended (Balanced) (12)
High-End (Max Performance) (12)
Popular Comparisons
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Compare Radeon 840M
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