NVIDIA GeForce GT 650M
NVIDIA graphics card specifications and benchmark scores
At a Glance
NVIDIANVIDIA GeForce GT 650M Specifications
GeForce GT 650M GPU Core
Shader units and compute resources
The NVIDIA GeForce GT 650M 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.
GT 650M Clock Speeds
GPU and memory frequencies
Clock speeds directly impact the GeForce GT 650M'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 GT 650M by NVIDIA dynamically adjusts frequencies based on workload, temperature, and power limits to maximize performance while maintaining stability.
NVIDIA's GeForce GT 650M Memory
VRAM capacity and bandwidth
VRAM (Video RAM) is dedicated memory for storing textures, frame buffers, and shader data. The GeForce GT 650M'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.
GeForce GT 650M by NVIDIA Cache
On-chip cache hierarchy
On-chip cache provides ultra-fast data access for the GT 650M, 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.
GT 650M Theoretical Performance
Compute and fill rates
Theoretical performance metrics provide a baseline for comparing the NVIDIA GeForce GT 650M 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.
Kepler Architecture & Process
Manufacturing and design details
The NVIDIA GeForce GT 650M 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 GT 650M will perform in GPU benchmarks compared to previous generations.
NVIDIA's GeForce GT 650M Power & Thermal
TDP and power requirements
Power specifications for the NVIDIA GeForce GT 650M 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 GT 650M to maintain boost clocks without throttling.
GeForce GT 650M by NVIDIA Physical & Connectivity
Dimensions and outputs
Physical dimensions of the NVIDIA GeForce GT 650M 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.
NVIDIA API Support
Graphics and compute APIs
API support determines which games and applications can fully utilize the NVIDIA GeForce GT 650M. 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.
GeForce GT 650M Product Information
Release and pricing details
The NVIDIA GeForce GT 650M 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 GT 650M by NVIDIA represents good value at current market prices. Predecessor and successor information aids in tracking generational improvements and planning future upgrades.
GeForce GT 650M Benchmark Scores
geekbench_metalSource
Geekbench Metal tests GPU compute using Apple's Metal API. This shows how NVIDIA GeForce GT 650M performs in macOS and iOS applications that leverage GPU acceleration. Metal provides low-overhead access to Apple silicon GPUs. Creative applications on Mac heavily utilize Metal for rendering and video processing.
Top 5 Performers
Top 5 PerformersNearby Performers
Nearby Performersgeekbench_openclSource
Geekbench OpenCL tests GPU compute performance using the cross-platform OpenCL API. This shows how NVIDIA GeForce GT 650M handles parallel computing tasks like video encoding and scientific simulations. OpenCL is widely supported across different GPU vendors and platforms.
Top 5 Performers
Nearby Performers
About NVIDIA GeForce GT 650M
The NVIDIA GeForce GT 650M is a Kepler-architecture mobile GPU built on TSMC's 28 nm process, packing 1,270 million transistors into a 118 mm² die with a transistor density of 10.8M per mm². It operates at a base clock of 835 MHz with a boost of 950 MHz, and its memory runs at 900 MHz (1800 Mbps effective). With 384 shading units, 32 texture mapping units, and 16 ROPs, this end-of-life part from the GeForce 600M generation sits at the 17th percentile of all GPUs in the database, with an average benchmark score of 2893. Its pixel fill rate is 7.600 GPixel/s, texture rate is 30.40 GTexel/s, and FP32 compute is 729.6 GFLOPS. The following analysis breaks down its capabilities based strictly on measured data.
Memory Subsystem
The GT 650M is equipped with 1024 MB of DDR3 memory on a 128-bit bus, yielding a bandwidth of 28.80 GB/s. This configuration is modest even by the standards of its release era. For high-resolution workloads, the combination of a small frame buffer and narrow bus severely limits texture streaming and frame buffer throughput. At higher resolutions, the memory subsystem becomes a bottleneck, as the effective bandwidth is insufficient to feed the GPU's compute units at high settings. The 128-bit interface means that memory latency and bandwidth scale poorly with resolution increases, and the 1024 MB capacity is quickly exhausted by modern game assets. Benchmark results indicate that this GPU is best suited to low-resolution or reduced-detail scenarios where the memory demands are within its reach. The 28.80 GB/s bandwidth, when paired with the 7.600 GPixel/s pixel rate, suggests that even at moderate resolutions, the GPU will be limited by memory rather than shader throughput.
Ray Tracing and Feature Set
The GT 650M does not include dedicated ray tracing cores or tensor cores; both fields are null in the specification. It relies on the Kepler architecture's standard shader pipeline. For API support, it exposes DirectX 12 (feature level 11_0), OpenGL 4.6, and Vulkan 1.2.175. While the presence of DirectX 12 and Vulkan suggests forward compatibility, the feature level 11_0 means that many modern DX12 features, such as bindless resources or advanced async compute, are not fully supported. Hardware ray tracing is entirely absent, so any ray-traced effects would have to be computed via compute shaders, which is impractical given the GPU's limited FP32 throughput of 729.6 GFLOPS. The lack of tensor cores also precludes AI-accelerated features like DLSS. For users expecting modern RT or AI capabilities, the data shows none are present. The GPU does support OpenGL 4.6 and Vulkan 1.2.175, which are current API versions, but without hardware acceleration for RT, these APIs only bring a subset of features.
Benchmark Performance
The GT 650M's average benchmark score is 2893, derived from a Geekbench Metal score of 1979 and a Geekbench OpenCL score of 3807. This places it at the 17th percentile of all GPUs, indicating that it outperforms only a small fraction of the database. Against its nearest rivals, the deltas are remarkably small. It trails the NVIDIA GeForce RTX 4060 Ti 16 GB (average score 2907) by 0.5%, and the GT 555M (2913) and RTX 4060 Ti 8 GB (2913) by 0.7% each. Conversely, it leads the NVIDIA Quadro P600 (2854) by 1.4%. These sub-1% differences suggest that in the aggregate benchmark, the GT 650M performs virtually identically to those much newer and ostensibly higher-end parts, though the benchmark suite likely weights compute tasks that do not stress memory bandwidth or RT features. The OpenCL score of 3807 is nearly double the Metal score, indicating that the GPU's compute performance is relatively stronger under OpenCL, while Metal workloads yield lower throughput. For gaming, the percentile and raw scores imply that only older or low-demand titles will run smoothly at reduced settings. The FP32 compute of 729.6 GFLOPS, combined with a texture rate of 30.40 GTexel/s, gives a theoretical peak that is far below modern expectations, reinforcing the low percentile ranking.
Power and Cooling
The GT 650M has a TDP of 45 W, which is low enough for integration into laptops without discrete power connectors; the specification lists "None" for power connectors and a slot width of "IGP" (integrated graphics processor). There is no suggested PSU requirement, as this is not a discrete desktop card. The 45 W envelope means that cooling solutions are typically passive or low-profile fans, and the GPU is designed to be soldered onto a motherboard. This power profile is consistent with its mobile positioning. The absence of external power connectors means that system power delivery is entirely through the motherboard, and the GPU's performance is constrained by thermal and power limits. For users considering this GPU, the data indicates that it is a low-power component that does not require additional power cabling. The bus interface is PCIe 3.0 x16, which is standard for the era, but the IGP form factor means it is not user-replaceable.
Who Should Consider It
Given its 17th percentile standing and an average score of 2893, the GT 650M is suited for basic computing tasks, legacy applications, and light gaming at low resolutions with low-to-medium settings. The memory subsystem (1024 MB DDR3, 28.80 GB/s) will choke on high-resolution textures, so users should stick to older titles or eSports games with modest requirements. The absence of RT cores and tensor cores means that any modern ray-traced or AI-enhanced features are out of reach. For users who need a GPU for office work, video playback, or very light gaming, the GT 650M can suffice, but the benchmark data suggests that it will struggle with any demanding workload. Its 45 W TDP makes it an efficient choice for battery life in laptops, but performance is the primary trade-off. Users who intend to play contemporary AAA games at high settings should look elsewhere, as the percentile and memory bandwidth clearly indicate a severe performance deficit. The GPU's 16 ROPs and 32 TMUs further limit its ability to drive high resolutions and complex shaders.
FAQ
Q: What is the memory configuration of the GT 650M?
A: It has 1024 MB of DDR3 memory on a 128-bit bus, providing a bandwidth of 28.80 GB/s.
Q: Does the GT 650M support hardware ray tracing?
A: No. The specification lists no RT cores or tensor cores, and its DirectX support is feature level 11_0, which does not include hardware RT.
Q: What APIs are supported?
A: It supports DirectX 12 (11_0), OpenGL 4.6, and Vulkan 1.2.175.
Q: What is the TDP and does it require a power connector?
A: The TDP is 45 W, and it has no power connectors; it is an integrated (IGP) part.
Q: How does its benchmark score compare to the nearest rival?
A: Its average score of 2893 is 0.5% lower than the RTX 4060 Ti 16 GB (2907) and 0.7% lower than the GT 555M and RTX 4060 Ti 8 GB (both 2913), while it is 1.4% higher than the Quadro P600 (2854).
Q: What is the production status and release date?
A: It is end-of-life, with a release date of March 21, 2012.
How It Compares
vs. NVIDIA GeForce RTX 4060 Ti 16 GB: The GT 650M scores 2893, which is 0.5% below the RTX 4060 Ti 16 GB's 2907. Despite the massive generational and architectural gap, the aggregate benchmark delta is negligible, indicating that the specific compute workloads in the benchmark do not differentiate between these GPUs. However, the RTX 4060 Ti 16 GB has vastly superior memory and RT capabilities, which are not captured in this score.
vs. NVIDIA GeForce GT 555M: The GT 650M trails the GT 555M by 0.7% (2893 vs. 2913). The two are nearly identical in performance, which is expected given they are from the same mobile generation. The GT 555M's slightly higher score suggests it may have a minor edge in certain compute tasks, but the difference is within noise.
vs. NVIDIA GeForce RTX 4060 Ti 8 GB: With a delta of -0.7% against the RTX 4060 Ti 8 GB (score 2913), the GT 650M is effectively tied in the aggregate benchmark. This is a surprising result given the RTX 4060 Ti 8 GB's modern architecture, but the benchmark's focus on raw compute may not reflect gaming or RT performance.
vs. NVIDIA Quadro P600: The GT 650M leads the Quadro P600 by 1.4% (2893 vs. 2854). The Quadro P600 is a professional workstation card, and its lower score indicates that the GT 650M offers slightly better raw compute throughput in this benchmark, though the P600 may have advantages in professional drivers and stability.
The AMD Equivalent of GeForce GT 650M
Looking for a similar graphics card from AMD? The AMD Radeon RX 480 offers comparable performance and features in the AMD lineup.
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