GPU Comparison

The NVIDIA Quadro M2000M and NVIDIA GeForce GTX 465 represent two distinct eras of GPU design, separated by five years of architectural evolution. The data shows a clear overall winner in the M2000M, but the GTX 465 retains specific strengths in memory bandwidth and pixel throughput that merit consideration. This analysis compares their benchmark scores, architectural foundations, and specification sheets to determine which GPU holds the edge in modern workloads.

FAQ

Q: Which GPU has the higher average benchmark score?

A: The NVIDIA Quadro M2000M scores 9832 on average, while the NVIDIA GeForce GTX 465 scores 9294. The M2000M leads by 538 points, placing it in the 47th percentile of all GPUs versus the GTX 465's 46th percentile.

Q: How do the two GPUs compare in the Geekbench OpenCL test?

A: In the head-to-head Geekbench OpenCL benchmark, the Quadro M2000M scores 10057 against the GTX 465's 9294. This represents an 8.2% performance advantage for the M2000M, making it the winner of the only shared benchmark test.

Q: What are the closest rivals to each GPU according to benchmark data?

A: The Quadro M2000M's nearest rival is the NVIDIA Quadro 6000 with an average score of 9846 (0.1% higher), followed by the AMD FirePro W5000 at 9803 (0.3% lower). The GTX 465's closest competitor is the NVIDIA GeForce GTX 850M at 9302 (0.1% higher), with the AMD Radeon R7 M380 at 9313 (0.2% higher).

Q: Which GPU has a higher memory clock speed?

A: The Quadro M2000M operates at 1253 MHz with 5 Gbps effective memory speed, whereas the GTX 465 runs at 802 MHz with 3.2 Gbps effective. The M2000M's memory clock is substantially faster despite its narrower bus width.

Q: What is the transistor count difference between the two chips?

A: The GTX 465's GF100 chip contains 3,100 million transistors on a 529 mm² die, while the M2000M's GM107 chip packs 1,870 million transistors into just 148 mm². This results in a transistor density of 12.6M per mm² for the M2000M versus 5.9M per mm² for the GTX 465.

Q: Does the GTX 465 support Vulkan?

A: No, the GeForce GTX 465 lists no Vulkan API support in its specifications. The Quadro M2000M, by contrast, supports Vulkan 1.4. Both GPUs support DirectX 12 (11_0) and OpenGL 4.6.

Architecture Differences

The architectural gap between these two GPUs is generational. The Quadro M2000M is built on NVIDIA's Maxwell architecture, using the GM107 chip fabricated on a 28 nm process at TSMC. The GeForce GTX 465 belongs to the older Fermi architecture, employing the GF100 chip on a 40 nm process, also from TSMC. This process node difference directly impacts transistor density: the M2000M achieves 12.6 million transistors per square millimeter, more than double the GTX 465's 5.9 million per square millimeter.

The chip designs reflect their respective eras. The GM107 in the M2000M contains 1,870 million transistors on a 148 mm² die, a compact and efficient layout. The GF100 in the GTX 465 is a much larger chip at 529 mm², housing 3,100 million transistors. Despite having fewer total transistors, the M2000M's newer architecture delivers superior compute performance, as evidenced by its FP32 rating of 1,455.4 GFLOPS versus the GTX 465's 855.4 GFLOPS.

Shading unit counts also differ significantly. The M2000M features 640 shading units, 40 texture mapping units (TMUs), and 16 raster output units (ROPs). The GTX 465 has 352 shading units, 44 TMUs, and 32 ROPs. This configuration gives the GTX 465 an advantage in texture and pixel processing per clock, but the M2000M's higher clock speeds and architectural efficiency compensate in overall throughput.

Memory subsystems are another key differentiator. The M2000M uses 4 GB of GDDR5 on a 128-bit bus, yielding 80.19 GB/s of bandwidth. The GTX 465 has only 1024 MB of GDDR5 on a 256-bit bus, providing 102.7 GB/s of bandwidth. The GTX 465's wider bus gives it 28% more memory bandwidth, which matters for certain high-resolution texture workloads. The M2000M compensates with a faster memory clock: 1253 MHz (5 Gbps effective) versus 802 MHz (3.2 Gbps effective).

Power characteristics diverge starkly. The M2000M is rated at 55 W TDP and comes as an MXM Module with no power connectors, reflecting its mobile workstation heritage. The GTX 465 draws 200 W, requires a 550 W suggested PSU, uses two 6-pin power connectors, and occupies a dual-slot form factor with a 241 mm (9.5 inches) length. The M2000M's display outputs are listed as "Portable Device Dependent," while the GTX 465 offers 2x DVI and 1x mini-HDMI 1.3a.

Head-to-Head Benchmarks

The only shared benchmark between these two GPUs is Geekbench OpenCL, and the results strongly favor the Quadro M2000M. The M2000M scores 10057, while the GTX 465 manages 9294, yielding an 8.2% delta in favor of the M2000M. This margin is meaningful in compute-oriented workloads, suggesting the Maxwell architecture's efficiency gains translate into real-world performance improvements over Fermi.

Context from each GPU's nearest rivals reinforces this result. The M2000M's average score of 9832 places it within 0.1% of the Quadro 6000 (9846) and 0.3% ahead of the FirePro W5000 (9803). It even edges out the GeForce GTX 1070 (9780) by 0.5%, a remarkable result given the GTX 1070's later release and higher tier. The GTX 465's average of 9294 sits just 0.1% below the GTX 850M (9302) and 0.2% below the Radeon R7 M380 (9313), while staying 0.2% ahead of the GTX 960 (9273) and 0.8% ahead of the Radeon Vega 8 (9221).

The wins tally reflects this benchmark outcome: the M2000M records 1 win in head-to-head comparisons, while the GTX 465 records 0. This single-test result, however, does not capture the full picture. The GTX 465's higher memory bandwidth (102.7 GB/s vs 80.19 GB/s) and greater ROP count (32 vs 16) suggest it could outperform in bandwidth-limited scenarios, such as heavy multisampled anti-aliasing or large framebuffer operations. Conversely, the M2000M's FP32 throughput (1,455.4 GFLOPS vs 855.4 GFLOPS) and texture rate (45.48 GTexel/s vs 26.75 GTexel/s) point to dominance in shader-heavy compute tasks.

Pixel fill rates further illustrate the trade-off. The M2000M achieves 18.19 GPixel/s, while the GTX 465 achieves 13.38 GPixel/s, a 36% advantage for the M2000M. This is counterintuitive given the GTX 465's doubled ROP count, but the M2000M's higher clock speeds (1098 MHz base, 1137 MHz boost) overcome the ROP deficit. The GTX 465 has no base or boost clock listed, only its memory clock.

The Verdict

The data points decisively toward the Quadro M2000M for most workloads. Its 8.2% lead in OpenCL, 70% higher FP32 throughput, and 70% higher texture rate make it the superior compute GPU. For professionals running OpenCL-accelerated applications, the M2000M's 10057 score versus 9294 provides a clear performance tier advantage. Its 47th percentile ranking versus 46th, while close, confirms its edge across the broader GPU landscape.

The GTX 465 retains niche appeal for specific use cases. Its 102.7 GB/s memory bandwidth exceeds the M2000M's 80.19 GB/s by 28%, and its 32 ROPs double the M2000M's count. These specs suggest the GTX 465 could handle bandwidth-intensive tasks like high-resolution texture streaming or certain compression algorithms more effectively. However, its 200 W TDP and dual-slot requirement make it impractical for modern compact systems, whereas the M2000M's 55 W MXM Module design fits power-constrained environments.

For longevity and software support, the M2000M again leads. It supports Vulkan 1.4, while the GTX 465 lists no Vulkan support. Both handle DirectX 12 (11_0) and OpenGL 4.6, but the M2000M's newer architecture is more likely to receive ongoing driver optimizations. The GTX 465's 2010 release date and 279 USD launch MSRP place it firmly in legacy territory, while the M2000M's 2015 release reflects a more modern feature set.

The verdict is straightforward: choose the Quadro M2000M for compute performance, power efficiency, and modern API support. Choose the GeForce GTX 465 only if memory bandwidth is the absolute priority and the power/space constraints are acceptable. The benchmark data shows a 8.2% performance gap in the only direct comparison, and the architectural advantages of Maxwell over Fermi reinforce this outcome across most metrics.

Specification Differences

| Specification | NVIDIA Quadro M2000M | NVIDIA GeForce GTX 465 |

|---|---|---|

| Architecture | Maxwell | Fermi |

| Generation | Quadro Maxwell-M (Mx000M) | GeForce 400 |

| Process Node | 28 nm | 40 nm |

| Transistors | 1,870 million | 3,100 million |

| Die Size | 148 mm² | 529 mm² |

| Transistor Density | 12.6M / mm² | 5.9M / mm² |

| Base Clock | 1098 MHz |, |

| Boost Clock | 1137 MHz |, |

| Memory Clock | 1253 MHz (5 Gbps effective) | 802 MHz (3.2 Gbps effective) |

| Memory Size | 4 GB | 1024 MB |

| Memory Bus Width | 128 bit | 256 bit |

| Memory Bandwidth | 80.19 GB/s | 102.7 GB/s |

| Shading Units | 640 | 352 |

| TMUs | 40 | 44 |

| ROPs | 16 | 32 |

| Pixel Rate | 18.19 GPixel/s | 13.38 GPixel/s |

| Texture Rate | 45.48 GTexel/s | 26.75 GTexel/s |

| FP32 | 1,455.4 GFLOPS | 855.4 GFLOPS |

| TDP | 55 W | 200 W |

| Slot Width | MXM Module | Dual-slot |

| Power Connectors | None | 2x 6-pin |

| Suggested PSU |, | 550 W |

| Bus Interface | MXM-A (3.0) | PCIe 2.0 x16 |

| Display Outputs | Portable Device Dependent | 2x DVI, 1x mini-HDMI 1.3a |

| Vulkan | 1.4 |, |

| Release Date | 2015-12-02 | 2010-05-30 |

| Launch MSRP |, | 279 USD |