GEFORCE

NVIDIA GeForce GTX 680MX Mac Edition

NVIDIA graphics card specifications and benchmark scores

2 GB
VRAM
719
MHz Boost
122W
TDP
256
Bus Width

NVIDIA GeForce GTX 680MX Mac Edition Specifications

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GeForce GTX 680MX Mac Edition GPU Core

Shader units and compute resources

The NVIDIA GeForce GTX 680MX Mac Edition 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.

Shading Units
1,536
Shaders
1,536
TMUs
128
ROPs
32
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GTX 680MX Mac Edition Clock Speeds

GPU and memory frequencies

Clock speeds directly impact the GeForce GTX 680MX Mac Edition'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 GeForce GTX 680MX Mac Edition by NVIDIA dynamically adjusts frequencies based on workload, temperature, and power limits to maximize performance while maintaining stability.

Base Clock
719 MHz
Base Clock
719 MHz
Boost Clock
719 MHz
Boost Clock
719 MHz
Memory Clock
1250 MHz 5 Gbps effective
GDDR GDDR 6X 6X

NVIDIA's GeForce GTX 680MX Mac Edition Memory

VRAM capacity and bandwidth

VRAM (Video RAM) is dedicated memory for storing textures, frame buffers, and shader data. The GeForce GTX 680MX Mac Edition'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.

Memory Size
2 GB
VRAM
2,048 MB
Memory Type
GDDR5
VRAM Type
GDDR5
Memory Bus
256 bit
Bus Width
256-bit
Bandwidth
160.0 GB/s
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GeForce GTX 680MX Mac Edition by NVIDIA Cache

On-chip cache hierarchy

On-chip cache provides ultra-fast data access for the GTX 680MX Mac Edition, 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.

L1 Cache
16 KB (per SMX)
L2 Cache
512 KB
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GTX 680MX Mac Edition Theoretical Performance

Compute and fill rates

Theoretical performance metrics provide a baseline for comparing the NVIDIA GeForce GTX 680MX Mac Edition 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.

FP32 (Float)
2.209 TFLOPS
FP64 (Double)
92.03 GFLOPS (1:24)
Pixel Rate
23.01 GPixel/s
Texture Rate
92.03 GTexel/s
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Kepler Architecture & Process

Manufacturing and design details

The NVIDIA GeForce GTX 680MX Mac Edition is built on NVIDIA's Kepler 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 GTX 680MX Mac Edition will perform in GPU benchmarks compared to previous generations.

Architecture
Kepler
GPU Name
GK104
Process Node
28 nm
Foundry
TSMC
Transistors
3,540 million
Die Size
294 mm²
Density
12.0M / mm²
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NVIDIA's GeForce GTX 680MX Mac Edition Power & Thermal

TDP and power requirements

Power specifications for the NVIDIA GeForce GTX 680MX Mac Edition 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 GeForce GTX 680MX Mac Edition to maintain boost clocks without throttling.

TDP
122 W
TDP
122W
Power Connectors
None
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GeForce GTX 680MX Mac Edition by NVIDIA Physical & Connectivity

Dimensions and outputs

Physical dimensions of the NVIDIA GeForce GTX 680MX Mac Edition 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.

Slot Width
IGP
Bus Interface
PCIe 3.0 x16
Display Outputs
Portable Device Dependent
Display Outputs
Portable Device Dependent
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NVIDIA API Support

Graphics and compute APIs

API support determines which games and applications can fully utilize the NVIDIA GeForce GTX 680MX Mac Edition. 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.

DirectX
12 (11_0)
DirectX
12 (11_0)
OpenGL
4.6
OpenGL
4.6
Vulkan
1.2.175
Vulkan
1.2.175
OpenCL
3.0
CUDA
3.0
Shader Model
6.5 (5.1)
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GeForce GTX 680MX Mac Edition Product Information

Release and pricing details

The NVIDIA GeForce GTX 680MX Mac Edition is manufactured by NVIDIA 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 GeForce GTX 680MX Mac Edition by NVIDIA represents good value at current market prices. Predecessor and successor information aids in tracking generational improvements and planning future upgrades.

Manufacturer
NVIDIA
Release Date
Oct 2012
Production
End-of-life
Predecessor
GeForce 500M
Successor
GeForce 700M

GeForce GTX 680MX Mac Edition Benchmark Scores

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No benchmark data available for this GPU.

About NVIDIA GeForce GTX 680MX Mac Edition

The NVIDIA GeForce GTX 680MX Mac Edition leverages the Kepler architecture to deliver a balance of performance and efficiency, though its 2 GB GDDR5 memory and 719 MHz base clock raise questions about its modern relevance. How does the 28 nm process enhance thermal management compared to predecessors, and does the 122W TDP limit its scalability in demanding workloads? The GTX 680MX’s PCIe 3.0 x16 interface supports high bandwidth, but can it fully utilize this potential in today’s applications? As a variant of the GTX 680, does its Mac-specific design impact driver optimization or compatibility with professional software? The GeForce GTX 680MX’s architecture remains a benchmark for its era, yet its performance metrics may not meet current industry standards. How does the GTX 680’s 2 GB VRAM compare to newer GPUs in handling high-resolution textures or complex simulations? The NVIDIA GTX 680MX’s dual clocks at 719 MHz suggest a focus on stability, but does this hinder its ability to compete with more dynamic architectures? These factors collectively question the GTX 680MX’s suitability for cutting-edge tasks.

3D rendering capabilities of the GTX 680MX depend heavily on its Kepler architecture’s CUDA core efficiency, but how does this translate to real-world applications like 4K video editing or CAD modeling? The 2 GB GDDR5 memory may struggle with modern projects requiring higher VRAM, prompting questions about its longevity. Can the GTX 680MX maintain consistent frame rates in graphically intensive games or professional visualization tools? Its 122W TDP suggests a power-efficient design, yet does this come at the cost of performance in multi-threaded scenarios? The GeForce GTX 680MX’s 28 nm process likely reduces heat output, but how does this affect sustained performance under load? As a variant of the GTX 680, does the Mac Edition receive updates or optimizations that align with industry-specific demands? The NVIDIA GTX 680MX’s architecture remains a viable option for legacy systems, but its limitations in 3D rendering may warrant consideration of newer alternatives. How does the GTX 680’s memory bandwidth compare to contemporary GPUs in rendering pipelines?

Professional certifications for the GTX 680MX are scarce, raising questions about its readiness for enterprise or workstation environments. Does the absence of specific certifications impact its reliability in critical applications like engineering simulations or medical imaging? The NVIDIA GTX 680MX’s Kepler architecture may offer some benefits, but how does it stack up against certified professional GPUs in terms of driver support or stability? Can the GTX 680MX handle compute-intensive tasks like AI training or scientific computing without compromising performance? The GeForce GTX 680MX’s 2 GB VRAM could be a bottleneck for large datasets, prompting concerns about its scalability. As a variant of the GTX 680, does the Mac Edition lack features essential for professional workflows? The NVIDIA GTX 680MX’s focus on gaming may not align with the precision required for professional use cases. How does the GTX 680’s architecture address the demands of professional software that prioritizes reliability over raw performance?

Multi-GPU configurations with the GTX 680MX depend on SLI support, but how does this affect performance scaling in modern applications? The 122W TDP of the GTX 680MX may limit the feasibility of multi-GPU setups due to power and thermal constraints. Can the GeForce GTX 680MX achieve meaningful performance gains in SLI, or does its architecture hinder efficient scaling? The NVIDIA GTX 680MX’s PCIe 3.0 x16 interface provides sufficient bandwidth, but does this translate to stable multi-GPU performance? How does the GTX 680’s 28 nm process influence its ability to handle the demands of multi-GPU workloads? The GTX 680MX’s 2 GB GDDR5 memory may pose challenges in multi-GPU configurations requiring shared resources. As a variant of the GTX 680, does the Mac Edition support multi-GPU technologies that are now outdated? The GeForce GTX 680MX’s multi-GPU potential is likely constrained by its age, making it less viable for contemporary setups. How do modern GPUs surpass the GTX 680MX in multi-GPU scenarios?

The AMD Equivalent of GeForce GTX 680MX Mac Edition

Looking for a similar graphics card from AMD? The AMD Radeon RX 480 offers comparable performance and features in the AMD lineup.

AMD Radeon RX 480

AMD • 8 GB VRAM

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