AMD Radeon RX 6800M vs NVIDIA TITAN RTX Comparison

FAQ

Q: Which GPU comes out ahead in the database's average benchmark score?

A: The NVIDIA TITAN RTX has an average benchmark score of 31,676, while the AMD Radeon RX 6800M sits at 28,874. That places the TITAN RTX about 9.7% higher in the aggregate.

Q: How do the two compare in the 3DMark Steel Nomad DX12 test?

A: The NVIDIA TITAN RTX scores 3,794 versus the Radeon RX 6800M's 2,238. That is a 69.5% advantage for the TITAN RTX in this specific DX12 workload.

Q: Which card wins in compute-oriented benchmarks?

A: The TITAN RTX wins all recorded compute tests. Its largest margin is in Passmark GPU Compute, where it scores 10,034 against 5,032, a 99.4% delta. In Geekbench OpenCL, the TITAN RTX leads by 65.3% with 144,858 points versus 87,621.

Q: Are there any benchmarks where the Radeon RX 6800M wins?

A: No. In the head-to-head data, the TITAN RTX wins all 10 recorded tests. The Radeon RX 6800M has zero wins in the database.

Q: How do the two cards compare in percentile ranking among all GPUs?

A: The TITAN RTX sits at the 76th percentile, while the Radeon RX 6800M is at the 74th percentile. Both are near each other in overall standing, despite the TITAN RTX having a higher average score.

Q: What are the closest rivals for each card based on average score?

A: For the TITAN RTX, the nearest rivals are the NVIDIA RTX PRO 4500 Blackwell (0.5% slower), Intel Arc Pro A30M (0.7% faster), NVIDIA GRID M60-1Q (1.5% slower), and NVIDIA Quadro M5000 (1.5% slower). For the Radeon RX 6800M, the nearest are the AMD Radeon RX 570 (0.4% slower), AMD Radeon RX 470 (0.4% faster), AMD Radeon R9 M295X (1% slower), and Intel Arc A370M (1% faster).

Architecture Differences

The two GPUs diverge sharply at the architectural level. The NVIDIA TITAN RTX is built on the TU102 chip using the Turing architecture, fabricated on TSMC's 12 nm process. It packs 18,600 million transistors on a 754 mm² die, yielding a transistor density of 24.7 million per square millimeter. The AMD Radeon RX 6800M uses the Navi 22 chip with RDNA 2.0 architecture, also from TSMC but on a 7 nm node. It holds 17,200 million transistors on a much smaller 335 mm² die, achieving a density of 51.3 million per square millimeter.

The TITAN RTX belongs to the GeForce 20 generation, while the RX 6800M is part of the Radeon RX 6000 series and the Navi Mobile (RX 6000M) generation. The TITAN RTX launched in December 2018, whereas the RX 6800M arrived in May 2021. Both are end-of-life products.

The compute architectures differ fundamentally. The TITAN RTX has 4,608 shading units, 288 texture mapping units, and 96 ROPs. It also includes 72 ray tracing cores and 576 tensor cores, reflecting Turing's hybrid design. The RX 6800M has 2,560 shading units, 160 TMUs, and 64 ROPs, plus 40 ray tracing cores but no tensor cores. The RDNA 2.0 design relies on shader-based compute without dedicated tensor hardware.

The TITAN RTX is a dual-slot desktop card with two 8-pin power connectors and a 280 W TDP. The RX 6800M is an integrated graphics processor (IGP) with no power connectors and a 145 W TDP, reflecting its mobile orientation. The bus interfaces differ: the TITAN RTX uses PCIe 3.0 x16, while the RX 6800M uses PCIe 4.0 x16. Display outputs also separate them: the TITAN RTX offers HDMI 2.0, three DisplayPort 1.4a connectors, and a USB Type-C port, while the RX 6800M's outputs are portable device dependent.

Head-to-Head Benchmarks

The database records 10 head-to-head benchmark comparisons, and the TITAN RTX wins all of them. The most decisive result is in Passmark GPU Compute, where the TITAN RTX scores 10,034 versus 5,032 for the RX 6800M, a 99.4% advantage. This nearly doubles the AMD part in raw compute throughput, reflecting the TITAN RTX's larger shading unit count and tensor core presence.

The second-largest margin is in the 3DMark Steel Nomad DX12 test. The TITAN RTX scores 3,794 against 2,238, a 69.5% lead. This is a modern DX12 workload where the Turing card's high shading unit count and 384-bit memory bus provide a substantial edge. The RX 6800M's 192-bit bus and lower shading unit count hold it back here.

Geekbench OpenCL shows a 65.3% advantage for the TITAN RTX: 144,858 versus 87,621. The Vulkan test narrows the gap but still favors NVIDIA heavily, with 136,073 against 94,766, a 43.6% difference. Both tests show the TITAN RTX's advantage in general-purpose compute and API-level performance.

The legacy DirectX tests follow a similar pattern. In DirectX 9, the TITAN RTX leads 223 to 147, a 51.7% margin. DirectX 10 shows 147 versus 101, a 45.5% lead. DirectX 11 is 189 versus 127, a 48.8% advantage. DirectX 12 sees the smallest gap at 35.4%, with scores of 88 and 65. The TITAN RTX's lead narrows in the most modern API, though it remains decisive.

The 2D performance also favors the TITAN RTX: 860 versus 538 in Passmark G2D, a 59.9% lead. The Passmark G3D score of 20,491 versus 13,261 represents a 54.5% advantage. Across all tests, the TITAN RTX maintains a consistent margin, with the smallest delta at 35.4% and the largest at 99.4%.

Specification Differences

The two GPUs differ in nearly every measurable specification. The process node is a clear split: the TITAN RTX uses 12 nm, while the RX 6800M uses 7 nm. The die size is 754 mm² versus 335 mm², a 2.25x difference in favor of the TITAN RTX's larger chip. Transistor counts are close (18,600 million versus 17,200 million), but density is much higher on the AMD side: 51.3M / mm² versus 24.7M / mm².

Clock speeds favor the AMD part. The RX 6800M has a base clock of 2,116 MHz and a boost of 2,390 MHz, with a game clock of 2,300 MHz. The TITAN RTX runs at 1,350 MHz base and 1,770 MHz boost. The AMD card also has a faster memory clock at 2,000 MHz (16 Gbps effective) versus the TITAN's 1,750 MHz (14 Gbps effective). However, the TITAN RTX has a wider memory bus: 384 bit versus 192 bit, giving it 672.0 GB/s of bandwidth versus 384.0 GB/s.

Memory capacity differs substantially. The TITAN RTX has 24 GB of GDDR6, while the RX 6800M has 12 GB. This is a 2x capacity difference that matters for large datasets or multi-model workloads.

Compute rates also diverge. The TITAN RTX delivers 16.31 TFLOPS FP32, 32.62 TFLOPS FP16 (2:1), a pixel rate of 169.9 GPixel/s, and a texture rate of 509.8 GTexel/s. The RX 6800M provides 12.24 TFLOPS FP32, 24.47 TFLOPS FP16 (2:1), 153.0 GPixel/s, and 382.4 GTexel/s. The TITAN RTX has higher raw throughput in all categories.

The TDP difference is stark: 280 W for the TITAN RTX versus 145 W for the RX 6800M. The TITAN RTX is dual-slot and requires a 600 W power supply, while the RX 6800M has no external power connectors and no suggested PSU. The TITAN RTX has physical dimensions (267 mm length, 116 mm height, 35 mm width), while the RX 6800M lists no dimensions.

Where Each One Wins

The NVIDIA TITAN RTX wins in every benchmark recorded in the database. Its largest advantages are in GPU compute (99.4% over the RX 6800M), Steel Nomad DX12 (69.5%), and OpenCL (65.3%). These wins are driven by its larger shading unit count (4,608 vs 2,880), higher ROP count (96 vs 64), and significantly wider memory bus (384-bit vs 192-bit). For workloads that stress raw compute throughput, like FP32 physics simulations or compute shaders, the TITAN RTX is clearly superior.

The TITAN RTX also excels in legacy DirectX tests, with margins between 35.4% and 51.7%. This indicates a consistent advantage across API generations, not just in modern workloads. Its dual-slot design and 280 W TDP allow it to sustain high clocks under load, which helps in sustained benchmark runs.

The AMD Radeon RX 6800M's wins are not in performance but in efficiency and form factor. It consumes 145 W versus 280 W, more than half the TITAN's power draw. It achieves a much higher transistor density (51.3M / mm² vs 24.7M / mm²) and uses a smaller die (335 mm² vs 754 mm²). The 7 nm process and mobile IGP design make it suitable for thin-and-light notebooks, while the TITAN RTX is a desktop-only dual-slot card.

The RX 6800M also has higher clocks, with a boost of 2,390 MHz versus 1,770 MHz, and a faster memory clock (2000 MHz vs 1750 MHz). This allows it to be more efficient per clock cycle, although the TITAN RTX's larger core and wider bus overcome this in absolute performance.

In terms of use-case split, the TITAN RTX is the choice for maximum compute performance and memory capacity. Its 24 GB VRAM and 576 tensor cores make it suited for AI inference and training, especially in desktop workstations. The RX 6800M, with no tensor cores but 40 ray tracing cores, is better suited for power-constrained mobile gaming laptops where battery life and thermals matter more than raw throughput.

The data shows that percentile rankings are close: 76th for the TITAN RTX, 75th for the RX 6800M. However, the average score gap of 2,802 points (9.7%) means the TITAN RTX is consistently faster, even if both cards sit in a similar tier of the overall GPU landscape. For users who need the highest possible frame rates and compute numbers, the TITAN RTX is the clear winner. For users who prioritize portability and power efficiency, the RX 6800M makes sense, but it cedes a substantial performance margin in every recorded test.