NVIDIA Quadro RTX 6000 vs NVIDIA TITAN X Pascal Comparison

FAQ

Q: Which GPU has the higher average benchmark score?

A: The NVIDIA Quadro RTX 6000 has an average benchmark score of 101,872, while the NVIDIA TITAN X Pascal scores 72,098. That places the Quadro about 41.3% higher overall.

Q: How large is the gap in the Vulkan benchmark specifically?

A: The Quadro RTX 6000 scores 129,564 in Geekbench Vulkan versus 77,499 for the TITAN X Pascal — a delta of 67.2% in favor of the Quadro.

Q: Are these two cards in the same performance percentile?

A: No. The Quadro RTX 6000 sits in the 94th percentile of all GPUs, whereas the TITAN X Pascal is in the 91st percentile. Both are high-end, but the Quadro is clearly nearer the top.

Q: Which card has more memory and what type?

A: The Quadro RTX 6000 has 24 GB of GDDR6 memory on a 384-bit bus, while the TITAN X Pascal has 12 GB of GDDR5X on the same 384-bit bus width.

Q: Do both cards use the same manufacturing process?

A: No. The Quadro RTX 6000 is built on a 12 nm process at TSMC, whereas the TITAN X Pascal uses a 16 nm process, also at TSMC.

Q: Which card has dedicated ray tracing or tensor cores?

A: Only the Quadro RTX 6000 has them: 72 RT cores and 576 tensor cores. The TITAN X Pascal has neither, as it predates the Turing architecture's RT and tensor core additions.

Architecture Differences

The two GPUs represent two distinct NVIDIA architectures. The Quadro RTX 6000 is built on the Turing architecture with the TU102 chip, fabricated on a 12 nm process at TSMC. The TITAN X Pascal uses the older Pascal architecture with the GP102 chip, on a 16 nm process, also from TSMC. The transistor counts reflect the generational leap: the TU102 packs 18,600 million transistors on a 754 mm² die, while the GP102 has 11,800 million transistors on a 471 mm² die. Interestingly, transistor density is nearly identical — 24.7M per mm² for the Quadro versus 25.1M per mm² for the TITAN X — meaning the Quadro's advantage comes from a much larger die, not a denser one.

The most significant architectural feature split is in specialized cores. The Quadro RTX 6000 includes 72 RT cores for hardware-accelerated ray tracing and 576 tensor cores for AI and deep learning workloads. The TITAN X Pascal has no RT cores and no tensor cores; it is a pure rasterization design. This is a fundamental capability difference: the Quadro can accelerate ray-traced rendering and tensor-based inference directly in hardware, while the TITAN X must rely on compute shaders or external processing.

Shader and texture resources also differ substantially. The Quadro has 4,608 shading units and 288 TMUs, versus 3,584 shading units and 224 TMUs on the TITAN X. Both have 96 ROPs, so pixel output is not the bottleneck — but the Quadro's higher shading and texture counts give it a clear throughput advantage in compute-heavy scenes. The FP32 compute figures reinforce this: 16.31 TFLOPS for the Quadro versus 10.97 TFLOPS for the TITAN X.

Memory architecture shows both similarity and divergence. Both use a 384-bit memory bus, but the Quadro employs GDDR6 at 14 Gbps effective, yielding 672.0 GB/s of bandwidth, while the TITAN X uses GDDR5X at 10 Gbps effective, producing 480.4 GB/s. The Quadro also doubles the capacity to 24 GB versus 12 GB. This is not just a capacity bump; it allows much larger datasets to reside in VRAM without spilling to system memory.

API support marks another divide. The Quadro supports DirectX 12 Ultimate (12_2), which includes features like DXR ray tracing and mesh shaders. The TITAN X supports DirectX 12 (12_1) only. Both support OpenGL 4.6 and Vulkan 1.4, so the gap is specific to the newest DirectX feature level. Display outputs also differ: the Quadro offers 4x DisplayPort 1.4a plus 1x USB Type-C, while the TITAN X provides 1x DVI, 1x HDMI 2.0, and 3x DisplayPort 1.4a.

The Verdict

The data is unambiguous: the NVIDIA Quadro RTX 6000 is the superior performer in every measured benchmark. It wins both head-to-head tests — Geekbench OpenCL by 11.2% and Geekbench Vulkan by a massive 67.2% — and holds a 41.3% advantage in average benchmark score. For any workload that leverages Vulkan, ray tracing, or tensor operations, the Quadro is the only choice between these two.

The TITAN X Pascal is not without merit, but its strengths are relative to its era. It sits in the 91st percentile of all GPUs, which is still a strong showing, and its nearest rival is the AMD Radeon Pro Vega 64 at a delta of -0.4% — essentially a tie. However, against the Quadro RTX 6000, it loses on every metric that matters for modern compute: raw FP32 throughput, memory bandwidth, VRAM capacity, and hardware feature support.

Who should pick the Quadro RTX 6000? Anyone working with real-time ray tracing, AI inference, or large datasets in GPU memory. The 24 GB frame buffer and tensor cores make it a workstation-class tool. Who should pick the TITAN X Pascal? Only those with a strictly legacy workload that cannot benefit from Turing's feature set — and even then, the Quadro's higher raw compute suggests it would still be faster. The benchmark results indicate no scenario where the TITAN X wins a head-to-head test. For a neutral analysis, the Quadro RTX 6000 is the definitive pick, with the TITAN X Pascal serving as a historical reference point rather than a competitive alternative.

Specification Differences

| Specification | NVIDIA Quadro RTX 6000 | NVIDIA TITAN X Pascal |

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

| Architecture | Turing | Pascal |

| Chip | TU102 | GP102 |

| Process Node | 12 nm | 16 nm |

| Transistors | 18,600 million | 11,800 million |

| Die Size | 754 mm² | 471 mm² |

| Transistor Density | 24.7M / mm² | 25.1M / mm² |

| Base Clock | 1440 MHz | 1417 MHz |

| Boost Clock | 1770 MHz | 1531 MHz |

| Memory Clock | 1750 MHz / 14 Gbps effective | 1251 MHz / 10 Gbps effective |

| Memory Size | 24 GB | 12 GB |

| Memory Type | GDDR6 | GDDR5X |

| Memory Bandwidth | 672.0 GB/s | 480.4 GB/s |

| Shading Units | 4608 | 3584 |

| TMUs | 288 | 224 |

| ROPs | 96 | 96 |

| RT Cores | 72 | None |

| Tensor Cores | 576 | None |

| Pixel Rate | 169.9 GPixel/s | 147.0 GPixel/s |

| Texture Rate | 509.8 GTexel/s | 342.9 GTexel/s |

| FP32 | 16.31 TFLOPS | 10.97 TFLOPS |

| FP16 | 32.62 TFLOPS (2:1) | 171.5 GFLOPS (1:64) |

| TDP | 260 W | 250 W |

| Display Outputs | 4x DisplayPort 1.4a, 1x USB Type-C | 1x DVI, 1x HDMI 2.0, 3x DisplayPort 1.4a |

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

| Height | 111 mm / 4.4 inches | 112 mm / 4.4 inches |

| Width | Not specified | 40 mm / 1.6 inches |

| Release Date | 2018-08-12 | 2016-08-01 |

| Launch MSRP | 6,299 USD | 1,199 USD |

Head-to-Head Benchmarks

The benchmark data provides two clear data points, and both favor the Quadro RTX 6000 decisively. The first test, Geekbench OpenCL, shows the Quadro scoring 74,179 against the TITAN X's 66,696 — a delta of 11.2%. This is a solid but not overwhelming win. It reflects the Quadro's higher shading unit count (4,608 versus 3,584) and its greater FP32 throughput (16.31 TFLOPS versus 10.97 TFLOPS), but the OpenCL workload does not appear to fully exploit the Quadro's specialized hardware.

The second test, Geekbench Vulkan, is where the gap becomes cavernous. The Quadro scores 129,564 versus 77,499 for the TITAN X — a delta of 67.2%. This is more than a linear scaling of compute resources; it suggests that Vulkan's lower-level API allows the Quadro to leverage its architectural advantages far more effectively. The 72 RT cores and 576 tensor cores may be idle in this particular benchmark, but the combination of higher texture rate (509.8 GTexel/s versus 342.9 GTexel/s) and doubled memory bandwidth (672.0 GB/s versus 480.4 GB/s) clearly compounds into a disproportionate performance lead. A 67.2% advantage on a single API test is the kind of result that defines a product generation gap.

Looking at the wins tally, the Quadro RTX 6000 takes 2 wins out of 2 possible tests, with the TITAN X Pascal recording zero wins. The average benchmark scores tell the same story: 101,872 for the Quadro versus 72,098 for the TITAN X, a 41.3% overall margin. This aligns with the percentile placement — 94th for the Quadro, 91st for the TITAN X — but the percentile difference understates the actual score gap because the distribution of GPU scores is not linear near the top.

It is worth noting how each card fares against its own nearest rivals, as this contextualizes the head-to-head. The Quadro RTX 6000's closest competitors are AMD parts: the Radeon Pro Vega II Duo at -4.6% and the Radeon Pro W6600X at -5.1%, meaning the Quadro trails them slightly. Its positive deltas are +4.5% over the RX 7900M and +4.9% over the Radeon Pro VII. The TITAN X Pascal, meanwhile, is bracketed by the Radeon Pro Vega 64 at -0.4% and the Radeon Vega Frontier Edition at -1.7%, with positive deltas of +0.5% over the RX 6650M and +1.8% over the RX 6600 LE. These figures show that the TITAN X is essentially at parity with its AMD contemporaries, whereas the Quadro is competitive with much newer AMD workstation parts. When two GPUs from different generations face off, the delta is rarely as lopsided as the 67.2% Vulkan result seen here. That single metric alone should drive any purchasing decision toward the Quadro RTX 6000 for Vulkan-based applications.