AMD Radeon HD 7850M
AMD graphics card specifications and benchmark scores
At a Glance
AMDAMD Radeon HD 7850M Specifications
Radeon HD 7850M GPU Core
Shader units and compute resources
The AMD Radeon HD 7850M GPU core specifications define its raw processing power for graphics and compute workloads. Shading units (also called CUDA cores, stream processors, or execution units depending on manufacturer) handle the parallel calculations required for rendering. TMUs (Texture Mapping Units) process texture data, while ROPs (Render Output Units) handle final pixel output. Higher shader counts generally translate to better GPU benchmark performance, especially in demanding games and 3D applications.
HD 7850M Clock Speeds
GPU and memory frequencies
Clock speeds directly impact the Radeon HD 7850M's performance in GPU benchmarks and real-world gaming. The base clock represents the minimum guaranteed frequency, while the boost clock indicates peak performance under optimal thermal conditions. Memory clock speed affects texture loading and frame buffer operations. The Radeon HD 7850M by AMD dynamically adjusts frequencies based on workload, temperature, and power limits to maximize performance while maintaining stability.
AMD's Radeon HD 7850M Memory
VRAM capacity and bandwidth
VRAM (Video RAM) is dedicated memory for storing textures, frame buffers, and shader data. The Radeon HD 7850M's memory capacity determines how well it handles high-resolution textures and multiple displays. Memory bandwidth, measured in GB/s, affects how quickly data moves between the GPU and VRAM. Higher bandwidth improves performance in memory-intensive scenarios like 4K gaming. The memory bus width and type (GDDR6, GDDR6X, HBM) significantly influence overall GPU benchmark scores.
Radeon HD 7850M by AMD Cache
On-chip cache hierarchy
On-chip cache provides ultra-fast data access for the HD 7850M, reducing the need to fetch data from slower VRAM. L1 and L2 caches store frequently accessed data close to the compute units. AMD's Infinity Cache (L3) dramatically increases effective bandwidth, improving GPU benchmark performance without requiring wider memory buses. Larger cache sizes help maintain high frame rates in memory-bound scenarios and reduce power consumption by minimizing VRAM accesses.
HD 7850M Theoretical Performance
Compute and fill rates
Theoretical performance metrics provide a baseline for comparing the AMD Radeon HD 7850M against other graphics cards. FP32 (single-precision) performance, measured in TFLOPS, indicates compute capability for gaming and general GPU workloads. FP64 (double-precision) matters for scientific computing. Pixel and texture fill rates determine how quickly the GPU can render complex scenes. While real-world GPU benchmark results depend on many factors, these specifications help predict relative performance levels.
GCN 1.0 Architecture & Process
Manufacturing and design details
The AMD Radeon HD 7850M is built on AMD's GCN 1.0 architecture, which defines how the GPU processes graphics and compute workloads. The manufacturing process node affects power efficiency, thermal characteristics, and maximum clock speeds. Smaller process nodes pack more transistors into the same die area, enabling higher performance per watt. Understanding the architecture helps predict how the HD 7850M will perform in GPU benchmarks compared to previous generations.
AMD's Radeon HD 7850M Power & Thermal
TDP and power requirements
Power specifications for the AMD Radeon HD 7850M determine PSU requirements and thermal management needs. TDP (Thermal Design Power) indicates the heat output under typical loads, guiding cooler selection. Power connector requirements ensure adequate power delivery for stable operation during demanding GPU benchmarks. The suggested PSU wattage accounts for the entire system, not just the graphics card. Efficient power delivery enables the Radeon HD 7850M to maintain boost clocks without throttling.
Radeon HD 7850M by AMD Physical & Connectivity
Dimensions and outputs
Physical dimensions of the AMD Radeon HD 7850M are critical for case compatibility. Card length, height, and slot width determine whether it fits in your chassis. The PCIe interface version affects bandwidth for communication with the CPU. Display outputs define monitor connectivity options, with modern cards supporting multiple high-resolution displays simultaneously. Verify these specifications against your case and motherboard before purchasing to ensure a proper fit.
AMD API Support
Graphics and compute APIs
API support determines which games and applications can fully utilize the AMD Radeon HD 7850M. DirectX 12 Ultimate enables advanced features like ray tracing and variable rate shading. Vulkan provides cross-platform graphics capabilities with low-level hardware access. OpenGL remains important for professional applications and older games. CUDA (NVIDIA) and OpenCL enable GPU compute for video editing, 3D rendering, and scientific applications. Higher API versions unlock newer graphical features in GPU benchmarks and games.
Radeon HD 7850M Product Information
Release and pricing details
The AMD Radeon HD 7850M is manufactured by AMD as part of their graphics card lineup. Release date and launch pricing provide context for comparing GPU benchmark results with competing products from the same era. Understanding the product lifecycle helps evaluate whether the Radeon HD 7850M by AMD represents good value at current market prices. Predecessor and successor information aids in tracking generational improvements and planning future upgrades.
Radeon HD 7850M Benchmark Scores
No benchmark data available for this GPU.
About AMD Radeon HD 7850M
Who Should Consider It
The AMD Radeon HD 7850M is a mobile graphics solution aimed at the mainstream segment of the laptop market from its 2012 release period. With a benchmark percentile ranking of 50, this GPU sits exactly at the median of all GPUs in the database, meaning it outperforms roughly half of all recorded graphics processors while trailing the other half. This positioning makes it suitable for users whose primary workload is 1080p gaming at medium to high detail settings in titles from its contemporary era, rather than for enthusiasts chasing maximum frame rates or for users running modern AAA releases at ultra presets.
The 640 shading units and 40 texture mapping units provide a baseline of compute throughput that translates to 864.0 GFLOPS of FP32 performance. The data indicates this is sufficient for smooth gameplay at 900p to 1080p resolutions in less demanding titles, but the 16 ROPs and 64.00 GB/s memory bandwidth will become limiting factors at higher resolutions or with aggressive anti-aliasing. For users who prioritize battery life and portability, the 40 W TDP is a notable advantage, allowing for thinner laptop chassis designs without dedicated power connectors. This GPU is not intended for 1440p or 4K gaming, as the memory bandwidth and rasterization throughput would create significant bottlenecks.
The architecture is GCN 1.0 on a 28 nm TSMC process, which places it in the first generation of AMD's Graphics Core Next design. The chip, codenamed Heathrow, packs 1,500 million transistors into a 123 mm² die, yielding a transistor density of 12.2M per mm². This efficiency profile means the HD 7850M can deliver acceptable performance in older DirectX 11 titles, but users attempting to run the latest DirectX 12 Ultimate games will find the feature set lacking. The production status is end-of-life, so new purchases are not recommended; however, for those with existing laptops containing this GPU, it remains a viable option for esports titles and legacy game libraries.
Ray Tracing and Feature Set
The AMD Radeon HD 7850M does not include dedicated ray tracing cores or tensor cores, as these hardware units were not part of the GCN 1.0 architecture design. The absence of these specialized processors means the GPU cannot accelerate ray-traced effects through hardware, and any ray tracing workload would fall back to compute shaders running on the 640 shading units, resulting in performance that is generally impractical for real-time use. Similarly, the lack of tensor cores means no hardware acceleration for AI-based upscaling or deep learning supersampling techniques.
The API support provided in the fact pack shows DirectX 12 (11_1) capability, which is a partial implementation of the DirectX 12 feature set. This means the GPU can run DirectX 12 titles, but only those targeting the 11_1 feature level, which excludes many modern rendering features such as mesh shaders, variable rate shading, and hardware-accelerated ray tracing. OpenGL 4.6 support is present, offering compatibility with a wide range of cross-platform applications and emulators. Vulkan 1.2.170 support is also included, which is noteworthy for its version number being relatively recent, suggesting that the driver stack maintains modern API compatibility despite the aging hardware.
The display outputs are listed as "Portable Device Dependent," which means the actual connectivity options vary by laptop manufacturer and model. The bus interface is PCIe 3.0 x16, providing adequate bandwidth for the GPU's memory operations. For users interested in legacy DirectX 9 or DirectX 10 titles, the GCN architecture handles these efficiently through its unified shader design. The practical takeaway is that this GPU is best suited for rasterized rendering workloads, and users should not expect hardware-accelerated ray tracing or AI-enhanced features that have become standard in newer GPU generations.
Memory Subsystem
The memory configuration consists of 2 GB of GDDR5 VRAM connected via a 128-bit bus interface. The memory clock runs at 1000 MHz with an effective data rate of 4 Gbps, which computes to a total bandwidth of 64.00 GB/s. This bandwidth figure is modest by modern standards, but it was competitive for the mainstream mobile segment when the GPU launched in April 2012. For high-resolution gaming, the 2 GB capacity is the more pressing constraint, as modern titles at 1080p with high-detail textures can easily exceed this allocation, leading to texture pop-in or reduced detail settings.
The 128-bit memory bus width limits the theoretical bandwidth ceiling, and the 64.00 GB/s effective throughput means that memory-intensive operations such as large texture fetches or high-resolution render targets will experience latency. The pixel rate of 10.80 GPixel/s and texture rate of 27.00 GTexel/s are derived from the combination of the 16 ROPs and 40 TMUs operating at the GPU's clock frequencies. These rates indicate that the memory subsystem can feed the rasterization pipeline adequately for 1080p workloads, but pushing beyond that resolution will expose the bandwidth limitation.
For users considering this GPU for modern game libraries, the 2 GB VRAM is a significant handicap. Many contemporary titles list 4 GB as a minimum requirement, and even at 1080p with medium settings, the frame buffer can become saturated. The fact that the memory type is GDDR5 rather than newer HBM or GDDR6 means there is no architectural advantage to offset the capacity constraint. The 40 W TDP suggests that power delivery is not a bottleneck, but the memory bandwidth will be the primary limiting factor in any scenario where the GPU is asked to render at resolutions above 1080p or with heavy post-processing effects.
FAQ
Q: Does the AMD Radeon HD 7850M support hardware ray tracing?
A: No. The GPU has no dedicated ray tracing cores, and the GCN 1.0 architecture does not include hardware acceleration for ray-traced effects. Any ray tracing would run inefficiently on the shader units.
Q: What DirectX version can this GPU support?
A: The GPU supports DirectX 12 (11_1), which is a limited implementation of DirectX 12. It can run DirectX 12 titles that target the 11_1 feature level, but not those requiring newer feature levels.
Q: How much VRAM does the HD 7850M have, and is it sufficient for modern games?
A: The GPU has 2 GB of GDDR5 memory on a 128-bit bus. This is generally insufficient for modern AAA titles at 1080p with high textures, which often require 4 GB or more.
Q: What is the memory bandwidth of this GPU?
A: The memory bandwidth is 64.00 GB/s, derived from a 128-bit bus width and 4 Gbps effective memory speed. This is modest and limits high-resolution performance.
Q: When was the AMD Radeon HD 7850M released?
A: The release date is April 23, 2012. The production status is now end-of-life, meaning it is no longer manufactured.
Q: What APIs are supported for graphics and compute?
A: The GPU supports DirectX 12 (11_1), OpenGL 4.6, and Vulkan 1.2.170. The Vulkan version is relatively modern, but the DirectX support is limited to the 11_1 feature level.
How It Compares
The nearest rivals list for the AMD Radeon HD 7850M is empty, which means the database does not contain direct comparison data for this specific GPU. In the absence of explicit rival scores and deltaPct values, the analysis must rely on the percentile ranking and absolute specifications. The 50th percentile ranking indicates that this GPU sits at the exact midpoint of all GPUs in the database, meaning half of all tracked graphics processors are faster and half are slower. This is a remarkable coincidence in positioning, as most mobile GPUs from this era tend to cluster in the lower percentiles when compared against the full historical range.
Given the lack of direct rivals, comparisons must be inferred from the specification sheet. The 864.0 GFLOPS FP32 performance and 64.00 GB/s bandwidth place this GPU in the same performance envelope as other mainstream mobile GPUs from the 2012-2013 timeframe. The 28 nm process node and GCN 1.0 architecture were shared with desktop counterparts, though the mobile variant operates at lower clock speeds and with reduced power delivery. The 40 W TDP is notably low for a GPU with 640 shading units, indicating that AMD prioritized efficiency over raw performance in this mobile implementation.
The successor to this GPU is listed as "Solar System," which suggests that the product line evolved into a new naming scheme in subsequent generations. The predecessor is "Vancouver," placing this chip in a continuous lineage of AMD mobile graphics solutions. For users evaluating this GPU today, the lack of modern features such as ray tracing cores, tensor cores, and adequate VRAM capacity means it is only suitable for legacy gaming or non-gaming workloads such as basic video playback or office productivity. The 50th percentile ranking is a fair representation of its historical performance class, but modern integrated graphics have largely caught up to or surpassed this level of performance.
The NVIDIA Equivalent of Radeon HD 7850M
Looking for a similar graphics card from NVIDIA? The NVIDIA GeForce RTX 2080 offers comparable performance and features in the NVIDIA lineup.
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