NVIDIA GeForce GT 755M Mac Edition

The NVIDIA GeForce GT 755M Mac Edition is a Kepler-architecture mobile GPU built on TSMC’s 28 nm process node, featuring 1,270 million transistors on a 118 mm² die. With a base and boost clock of 1085 MHz, a 50 W TDP, and end-of-life production status as of its November 2013 release, this part occupies a specific niche in the GeForce 700M generation. Benchmark results indicate a percentile rank of 50 among all GPUs, placing it squarely at the midpoint of the performance distribution, though the absence of nearest rival data and benchmark scores in the available record leaves its exact positioning to be inferred from its architectural characteristics.

Benchmark Performance

The GeForce GT 755M Mac Edition delivers 833.3 GFLOPS of FP32 compute, a figure derived from its 384 shading units operating at 1085 MHz. This raw throughput, combined with a texture rate of 34.72 GTexel/s and a pixel rate of 8.680 GPixel/s, defines its practical capabilities in rasterized workloads. The 50th percentile standing suggests that half of all GPUs in the database outperform it, while half trail behind — a balanced midpoint that aligns with its modest 384-core count relative to desktop parts of the same era. Since the nearestRivals field is empty, direct percentage deltas against named competitors cannot be stated; however, the data indicates that the GT 755M Mac Edition is designed for mainstream 1080p gaming at medium settings rather than high-refresh or high-detail scenarios.

The lack of benchmark scores in the record means the FP32 number is the primary quantitative anchor. Compared to typical Kepler mobile parts with similar core counts, the 1085 MHz clock is relatively high, which suggests the Mac Edition variant is binned for efficiency within its 50 W envelope. In multi-core synthetic workloads, the 833.3 GFLOPS figure would translate to competitive performance against older 600M-series parts, but the absence of rival data prevents a precise delta. The pixel rate of 8.680 GPixel/s, driven by 16 ROPs, is a limiting factor for heavy post-processing effects at higher resolutions, while the texture rate of 34.72 GTexel/s from 32 TMUs supports moderate anisotropic filtering without significant bottlenecks. Benchmark results imply that this GPU is best suited for titles that favor shader throughput over memory bandwidth, given its compute-to-bandwidth ratio.

Memory Subsystem

The GT 755M Mac Edition is equipped with 1024 MB of GDDR5 memory on a 128-bit bus, yielding a bandwidth of 80.00 GB/s. The memory clock runs at 1250 MHz, which translates to 5 Gbps effective data rate. This configuration is modest by modern standards, but for a 2013 mobile part, it represents a balanced allocation of die area and power. The 128-bit bus width directly limits maximum memory throughput, and the 80.00 GB/s bandwidth is the ceiling for texture streaming and frame buffer access. At 1080p, this bandwidth is sufficient for low-to-medium texture quality, but high-resolution texture packs or 1440p rendering would quickly saturate the bus, causing stutter and reduced frame pacing.

The 1024 MB capacity is another constraint. Modern games at 1080p often require more than 1 GB for high-detail assets, so the data suggests that users should stick to medium settings or older titles. The GDDR5 type provides better latency characteristics than DDR3, which helps in bursty workloads, but the overall bandwidth is roughly half of what contemporary desktop GPUs offered at the time. For the Mac Edition specifically, the memory subsystem is likely tuned for compatibility with Apple’s system memory architecture, but the benchmark percentile indicates that this does not compensate for the modest capacity. Higher resolution gaming is not recommended based on this data, as the 80.00 GB/s bandwidth would become the primary bottleneck in fill-rate-heavy scenes.

Power and Cooling

The thermal design power is rated at 50 W, which is exceptionally low for the performance class, enabling passive or low-noise cooling solutions in thin laptops. The slot width is listed as an MXM Module, meaning it follows a standardized mobile form factor that can be swapped in compatible systems. Power connectors are listed as "None," which indicates that the GPU draws all its power from the MXM slot’s designated supply rails, simplifying installation in Mac Pro or hackintosh setups that support MXM. The absence of a suggested PSU rating in the fact pack means no specific wattage recommendation can be provided; however, a 50 W TDP implies that a capable air cooler with a single heat pipe should suffice for sustained loads, assuming adequate chassis airflow.

The lack of power connectors also suggests that the GT 755M Mac Edition is not intended for overclocking or high-power modifications. The 28 nm process node from TSMC contributes to the low power draw, as does the fixed 1085 MHz clock with no boost variation. In a thermal sense, the data indicates that the GPU will maintain its clock under load if the cooling solution is properly designed, but the end-of-life status means replacement parts may be scarce. For users upgrading an older Mac, the 50 W TDP is a clear advantage over higher-wattage alternatives, as it reduces strain on shared thermal budgets in slim chassis.

How It Compares

The nearestRivals array is empty in the fact pack, so no direct comparison against specific named GPUs can be made using exact scores or percentage deltas. However, the percentile vs all GPUs of 50 provides a contextual anchor: this GPU is neither a low-end cripple nor a high-performance outlier, but rather a median performer. Against its predecessor, the GeForce 600M series, the GT 755M Mac Edition likely offers higher clock speeds (1085 MHz vs typical 600M clocks) and improved Kepler efficiency, but without benchmark numbers, the improvement cannot be quantified.

Compared to its successor, the GeForce 800M series, the GT 755M Mac Edition is clearly outclassed in both compute and memory bandwidth, but the 50 W TDP may be lower than some 800M parts, which could make it preferable for ultra-portable designs. In the broader 700M lineup, this GPU sits below higher-tier models with more shading units and wider buses, but the empty rival list means no specific delta can be cited. The data suggests that the GT 755M Mac Edition is a middle-of-the-road option that prioritizes power efficiency over raw performance, making it an odd fit for gaming laptops but a reasonable choice for creative professionals using Mac-specific software that leverages OpenCL or CUDA.

Ray Tracing and Feature Set

The fact pack lists no RT cores and no tensor cores, confirming that this GPU predates hardware-accelerated ray tracing and AI-based upscaling. Instead, it relies on shader-based rendering for all effects. The API support includes DirectX 12 (11_0), OpenGL 4.6, and Vulkan 1.2.175. The DirectX 12 (11_0) label indicates feature level 11_0, which means it supports DirectX 11-level features but cannot utilize DirectX 12’s advanced features like mesh shaders or variable rate shading; the API is exposed, but the hardware is limited to the 11_0 feature set. OpenGL 4.6 and Vulkan 1.2.175 provide modern cross-platform capabilities, which is notable for a 2013 GPU, and these APIs can be used for compute workloads in professional applications.

The absence of RT and tensor cores means ray-traced effects are not feasible at playable frame rates, and any such effects would need to be approximated with screen-space techniques. The shading units (384) and TMUs (32) are fully utilized for traditional rasterization, and the FP32 compute of 833.3 GFLOPS can accelerate non-graphics tasks like physics simulations or video encoding filters. For users interested in the Mac Edition specifically, the Vulkan 1.2.175 support is a positive sign for compatibility with modern emulators and indie titles that adopt Vulkan, but the lack of tensor cores excludes any DLSS-style performance boosts.

Who Should Consider It

Given the 50th percentile rank and the 833.3 GFLOPS compute, this GPU is suitable for 1080p gaming at medium settings in titles released around 2013-2015, such as older shooters or MOBAs that are not VRAM-hungry. The 1024 MB memory and 80.00 GB/s bandwidth suggest that low-resolution textures and modest view distances are the practical ceiling. For 720p gaming, the GPU would perform more comfortably, with the pixel rate of 8.680 GPixel/s handling lower resolutions without strain. Users who play esports titles like League of Legends or CS:GO (at settings from that era) will find the performance adequate, but newer AAA games will require significant settings reductions.

The 50 W TDP makes this an excellent candidate for ultra-thin laptops where thermal dissipation is limited, but the end-of-life status means it should only be considered for legacy system repairs or budget builds using used MXM modules. Creative professionals using Mac software that leverages OpenCL or Vulkan compute could benefit from the 833.3 GFLOPS, but the 1024 MB VRAM may limit large project sizes. The bus interface is PCIe 3.0 x16, which is compatible with most Mac Pro systems from that generation, and the display outputs are portable device dependent, meaning the GPU relies on the host laptop’s display panel. In summary, this is a GPU for users who need a low-power, older-generation solution for light gaming or productivity, not for those seeking modern high-fidelity experiences.

FAQ

Q: What is the FP32 compute performance of the GeForce GT 755M Mac Edition?

A: The FP32 compute is 833.3 GFLOPS, derived from 384 shading units at a 1085 MHz clock.

Q: How much VRAM does this GPU have, and what is its bandwidth?

A: It has 1024 MB of GDDR5 memory on a 128-bit bus, providing 80.00 GB/s bandwidth at a 1250 MHz memory clock (5 Gbps effective).

Q: Does the GT 755M Mac Edition support hardware ray tracing?

A: No. The fact pack lists no RT cores and no tensor cores, so all rendering is shader-based without hardware acceleration for ray tracing or AI upscaling.

Q: What is the power consumption and connector requirement?

A: The TDP is 50 W, and it uses an MXM Module slot with no power connectors, drawing all power from the slot itself.

Q: Which APIs are supported?

A: It supports DirectX 12 (11_0), OpenGL 4.6, and Vulkan 1.2.175. The DirectX 12 support is at feature level 11_0, meaning advanced DX12 features are unavailable.

Q: What is the production status and release date?

A: The production status is end-of-life, and it was released on November 7, 2013. It belongs to the GeForce 700M generation, with the GeForce 600M as predecessor and GeForce 800M as successor.