AMD Radeon RX 6500M vs NVIDIA GeForce GTX TITAN BLACK Comparison

Head-to-Head Benchmarks

The benchmark data presents a fascinating generational clash. The AMD Radeon RX 6500M and the NVIDIA GeForce GTX TITAN BLACK split their nine head-to-head tests, with the NVIDIA card taking five wins and the AMD card taking four. The most striking victories for the RX 6500M come in the modern API workloads. In Geekbench Vulkan, the AMD card scores 43837 against 29561 for the TITAN BLACK, a commanding 48.3% lead. The Geekbench OpenCL result is similarly lopsided, with the RX 6500M posting 38586 versus 27218, a 41.8% advantage. These are not marginal differences; they represent a fundamental shift in compute efficiency between generations.

The TITAN BLACK, however, flexes its muscle in several legacy and rasterization-focused tests. The most decisive NVIDIA win is in Passmark DirectX 9, where it scores 133 against the RX 6500M's 92, a 30.8% gap. This is a curious result, suggesting that the older Kepler architecture retains an edge in older shader models. The Passmark G2D test also goes heavily to NVIDIA, with 595 versus 385, a 35.3% difference that hints at superior 2D throughput or driver optimization for that workload. In the more demanding Passmark G3D test, the TITAN BLACK scores 9184 compared to 7531, an 18% lead that indicates stronger overall rasterization performance in the DirectX 11-era benchmark suite.

The remaining tests show closer competition. In Passmark DirectX 11, the TITAN BLACK edges out a narrow victory with 73 against 70, a 4.1% difference. The DirectX 12 test results in a perfect tie at 34 for both cards, which is a notable outcome for the much newer AMD product. The Passmark DirectX 10 result gives the RX 6500M a modest win at 52 versus 47, a 10.6% margin. The Passmark GPU Compute test also favors NVIDIA, with the TITAN BLACK scoring 3726 against 2669, a 28.4% lead. Overall, the data suggests that the RX 6500M excels in modern, low-level APIs while the TITAN BLACK holds advantages in traditional rasterization and compute workloads.

Architecture Differences

The architectural divide between these two GPUs is enormous, spanning nearly a decade of process technology and design philosophy. The AMD Radeon RX 6500M is built on the RDNA 2.0 architecture, fabricated on a 6 nm process at TSMC. In stark contrast, the NVIDIA GeForce GTX TITAN BLACK uses the Kepler architecture on a 28 nm node, also from TSMC. This process difference is the single largest factor explaining their performance profiles. The RX 6500M's chip, Navi 24, contains 5,400 million transistors on a die size of just 107 mm², yielding a transistor density of 50.5M per mm². The TITAN BLACK's GK110B chip is a physical behemoth by comparison, packing 7,080 million transistors into a 561 mm² die, but with a much lower density of only 12.6M per mm².

The memory subsystems are equally divergent. The RX 6500M uses 4 GB of GDDR6 memory on a 64-bit bus, delivering 144.0 GB/s of bandwidth. The TITAN BLACK features 6 GB of GDDR5 on a 384-bit bus, achieving 336.0 GB/s. This means the older NVIDIA card has over twice the memory bandwidth, which partially explains its strong showing in bandwidth-sensitive rasterization tests. Clock speeds tell another story of progress: the RX 6500M runs at a 2000 MHz base and 2400 MHz boost, while the TITAN BLACK operates at a much lower 889 MHz base and 980 MHz boost. The AMD card compensates for its smaller memory bus with much higher clocks.

Compute resources are distributed differently as well. The RX 6500M has 1024 shading units, 64 TMUs, and 32 ROPs, along with 16 dedicated ray tracing cores. The TITAN BLACK has a far larger count of 2880 shading units, 240 TMUs, and 48 ROPs, but no ray tracing hardware. This explains why the RX 6500M achieves a higher pixel rate of 76.80 GPixel/s versus 58.80 GPixel/s for the NVIDIA card, despite having fewer ROPs—the AMD card's clock advantage is decisive. The texture rate, however, goes to NVIDIA at 235.2 GTexel/s versus 153.6 GTexel/s, due to its massive TMU count. The FP32 throughput is closer, with the TITAN BLACK at 5.645 TFLOPS and the RX 6500M at 4.915 TFLOPS.

Power consumption is a stark differentiator. The RX 6500M has a TDP of just 50 W and requires no power connectors, being designed as an integrated graphics processor (IGP) solution. The TITAN BLACK draws 250 W and needs both a 6-pin and an 8-pin power connector, with a suggested PSU of 600 W. The physical footprint also differs, with the AMD card being an IGP and the NVIDIA card a dual-slot design measuring 267 mm in length. The RX 6500M supports PCIe 4.0 x4, while the TITAN BLACK uses PCIe 3.0 x16. API support also reflects their eras: the AMD card supports DirectX 12 Ultimate (12_2) and Vulkan 1.4, while the NVIDIA card is limited to DirectX 12 (11_1) and Vulkan 1.2.175.

Where Each One Wins

The data paints a clear picture of workload-specific strengths. The AMD Radeon RX 6500M is the clear winner in modern compute and low-level API scenarios. Its 48.3% lead in Geekbench Vulkan and 41.8% lead in Geekbench OpenCL indicate that applications leveraging these APIs will see substantial performance benefits. This makes the RX 6500M the better choice for contemporary game engines and compute workloads that take advantage of Vulkan's efficiency or OpenCL's general-purpose compute capabilities. The 10.6% win in Passmark DirectX 10 also shows it handles that API generation well.

The NVIDIA GeForce GTX TITAN BLACK dominates in legacy DirectX workloads and traditional rasterization. Its 30.8% lead in DirectX 9 is the largest margin of any test, suggesting excellent compatibility and performance for older games and applications that rely on that API. The 35.3% advantage in Passmark G2D points to superior 2D performance, which could matter for desktop productivity or certain professional applications. The 18% win in Passmark G3D indicates that for DirectX 11-era gaming, the TITAN BLACK still delivers higher frame rates. Its 28.4% lead in GPU compute shows strength in general compute tasks that are not tied to modern APIs.

The Passmark DirectX 12 tie at 34 for both cards is noteworthy. It suggests that in the latest DirectX API, the two GPUs perform identically, despite their architectural differences. This could be interpreted as an efficiency win for the RX 6500M, given its dramatically lower power draw. The DirectX 11 result, with the TITAN BLACK leading by just 4.1%, shows that the AMD card is highly competitive in this API as well, despite its smaller memory bus and lower bandwidth. The RX 6500M's wins are concentrated in areas that point toward future-proofing, while the TITAN BLACK's wins are in areas that reflect its larger memory bandwidth and higher raw shading unit count.

The Verdict

The benchmark data does not point to a single outright winner; instead, it reveals two GPUs optimized for different eras and workloads. The AMD Radeon RX 6500M, with an average benchmark score of 10362 and a percentile rank of 48, edges out the TITAN BLACK's average of 9474 and 46th percentile. However, the head-to-head results show the NVIDIA card winning more tests overall. The RX 6500M is the clear choice for users running modern Vulkan or OpenCL workloads, where its 41.8% and 48.3% leads are decisive. Its low 50 W TDP makes it suitable for compact systems where power and thermal constraints are paramount.

The NVIDIA GeForce GTX TITAN BLACK should be selected by users whose workloads are dominated by older DirectX versions or traditional rasterization. Its 30.8% lead in DirectX 9 and 18% lead in DirectX 11-era G3D benchmarks make it the stronger option for legacy game libraries. The 6 GB memory capacity and 336.0 GB/s bandwidth also give it an advantage in scenarios that require large textures or high-resolution assets. The 28.4% lead in GPU compute suggests it remains capable for compute tasks that do not leverage modern APIs.

The data implies that the RX 6500M represents the better long-term investment for new applications, while the TITAN BLACK is a specialist for older software. The fact that the RX 6500M ties the TITAN BLACK in DirectX 12, despite a fraction of the power draw and a much smaller memory bus, reflects its architectural efficiency. For most modern gaming and compute scenarios, the RX 6500M's wins in Vulkan and OpenCL are more relevant than the TITAN BLACK's wins in DirectX 9 and 2D tests. Users prioritizing modern API performance and efficiency should opt for the RX 6500M; those with specific legacy requirements will find the TITAN BLACK's strengths compelling.

FAQ

Q: Which GPU has the higher average benchmark score?

A: The AMD Radeon RX 6500M has a higher average benchmark score of 10362, compared to the NVIDIA GeForce GTX TITAN BLACK's 9474.

Q: How much faster is the RX 6500M in Geekbench Vulkan?

A: The RX 6500M scores 43837 in Geekbench Vulkan, which is 48.3% higher than the TITAN BLACK's score of 29561.

Q: In which test does the TITAN BLACK have its largest margin of victory?

A: The TITAN BLACK's largest win is in Passmark DirectX 9, where it scores 133 versus 92 for the RX 6500M, a 30.8% lead.

Q: What is the result in the Passmark DirectX 12 test?

A: Both GPUs score exactly 34 in Passmark DirectX 12, resulting in a tie between the two cards.

Q: How do the memory bandwidths compare between the two cards?

A: The TITAN BLACK has a memory bandwidth of 336.0 GB/s, which is significantly higher than the RX 6500M's 144.0 GB/s.

Q: What are the power consumption figures for each GPU?

A: The RX 6500M has a TDP of 50 W and uses no power connectors, while the TITAN BLACK has a TDP of 250 W and requires a 6-pin and 8-pin power connector.

Specification Differences

| Specification | AMD Radeon RX 6500M | NVIDIA GeForce GTX TITAN BLACK |

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

| Architecture | RDNA 2.0 | Kepler |

| Process Node | 6 nm | 28 nm |

| Transistors | 5,400 million | 7,080 million |

| Die Size | 107 mm² | 561 mm² |

| Transistor Density | 50.5M / mm² | 12.6M / mm² |

| Base Clock | 2000 MHz | 889 MHz |

| Boost Clock | 2400 MHz | 980 MHz |

| Memory Size | 4 GB | 6 GB |

| Memory Type | GDDR6 | GDDR5 |

| Memory Bus Width | 64 bit | 384 bit |

| Memory Bandwidth | 144.0 GB/s | 336.0 GB/s |

| Shading Units | 1024 | 2880 |

| TMUs | 64 | 240 |

| ROPs | 32 | 48 |

| RT Cores | 16 | None |

| Pixel Rate | 76.80 GPixel/s | 58.80 GPixel/s |

| Texture Rate | 153.6 GTexel/s | 235.2 GTexel/s |

| FP32 Performance | 4.915 TFLOPS | 5.645 TFLOPS |

| TDP | 50 W | 250 W |

| Slot Width | IGP | Dual-slot |

| Power Connectors | None | 1x 6-pin + 1x 8-pin |

| Bus Interface | PCIe 4.0 x4 | PCIe 3.0 x16 |

| DirectX Support | 12 Ultimate (12_2) | 12 (11_1) |

| Vulkan Support | 1.4 | 1.2.175 |

| Display Outputs | Portable Device Dependent | 2x DVI, 1x HDMI 1.4a, 1x DisplayPort 1.2 |

| Release Date | 2022-01-03 | 2014-02-17 |