NVIDIA GB10 vs NVIDIA RTX 4000 Ada Generation Comparison

The benchmark data places the NVIDIA RTX 4000 Ada Generation clearly ahead of the NVIDIA GB10 in both recorded compute tests, yet the GB10 counters with a significantly larger memory pool and a newer architecture. The RTX 4000 Ada wins the head-to-head decisively in raw performance metrics, while the GB10 presents a different value proposition centered on capacity and interface modernity.

Head-to-Head Benchmarks

The RTX 4000 Ada Generation dominates the GB10 in the two available Geekbench compute tests. In OpenCL, the RTX 4000 Ada scores 146,593 against the GB10’s 120,137, a 22% advantage. This is the largest gap between the two cards and indicates a substantial lead in general-purpose compute workloads. The Vulkan test shows a narrower margin: the RTX 4000 Ada scores 123,842 versus 114,648 for the GB10, an 8% difference. While the RTX 4000 Ada wins both tests, the smaller Vulkan delta suggests the GB10’s architecture closes some of the gap in graphics-oriented compute tasks.

Contextualizing these scores against their respective rival pools clarifies the positioning. The RTX 4000 Ada’s average benchmark score is 135,218, placing it at the 95th percentile of all GPUs. Its nearest rivals are clustered tightly: the NVIDIA A10M scores 135,230 (0% delta), the AMD Radeon PRO W6800 scores 135,396 (-0.1%), and the AMD Radeon Pro W6800X Duo scores 135,774 (-0.4%). The RTX 4000 Ada essentially trades blows with these cards, sitting within 1% of each. The GB10, by contrast, has an average score of 117,393, also at the 95th percentile, but its rival field is paced differently. The NVIDIA RTX 4000 SFF Ada Generation scores 117,088 (0.3% higher), the AMD Radeon PRO W7700 scores 118,976 (-1.3%), and the NVIDIA Tesla V100 SXM2 16 GB trails at 114,395 (2.6% lower). The GB10’s performance is respectable for its class, but the RTX 4000 Ada operates in a higher absolute performance tier.

The data shows a consistent winner in the RTX 4000 Ada, with a 22% OpenCL lead representing the headline victory. The 8% Vulkan win is less decisive, but still clear. For any user prioritizing raw compute throughput, the RTX 4000 Ada is the choice.

Architecture Differences

The two GPUs diverge fundamentally in their underlying designs. The RTX 4000 Ada uses the AD104 chip on the Ada Lovelace architecture, fabricated on a 5 nm process at TSMC. It packs 35,800 million transistors into a 294 mm² die, yielding a transistor density of 121.8M per mm². The GB10 uses the GB20B chip on the newer Blackwell 2.0 architecture, also on a 5 nm TSMC process, but with a larger 382 mm² die. Transistor counts and density figures are not available for the GB10, so direct comparison on that front is impossible.

Memory configurations represent the most striking difference. The RTX 4000 Ada comes with 20 GB of GDDR6 on a 160-bit bus, delivering 360.0 GB/s of bandwidth. The GB10 offers 128 GB of LPDDR5X on a 256-bit bus, but bandwidth is lower at 273.2 GB/s. The GB10’s raw capacity is 6.4 times larger, yet its bandwidth is 24% lower. This suggests the GB10 is optimized for massive datasets that fit in memory, while the RTX 4000 Ada is built for faster streaming of smaller working sets.

Compute resources show a mixed picture. Both cards have 6,144 shading units and 48 RT cores. The GB10 doubles the TMUs to 384 versus 192, and doubles the tensor cores to 384 versus 192. Consequently, the GB10 achieves a higher texture rate of 928.5 GTexel/s versus 417.6 GTexel/s, and a higher FP32 throughput of 29.71 TFLOPS versus 26.73 TFLOPS. The RTX 4000 Ada counters with more ROPs (64 versus 48) and a higher pixel rate of 139.2 GPixel/s versus 116.1 GPixel/s. Clock speeds favor the GB10 as well, with a base of 1665 MHz and boost of 2418 MHz, compared to 1500 MHz and 2175 MHz for the RTX 4000 Ada.

API support separates them sharply. The RTX 4000 Ada supports DirectX 12 Ultimate (12_2), OpenGL 4.6, and Vulkan 1.4. The GB10 lists N/A for all three APIs, indicating it is not designed for traditional graphics workloads. The RTX 4000 Ada also offers four DisplayPort 1.4a outputs, while the GB10 has a single HDMI port. Power and physical specs differ: the RTX 4000 Ada is a single-slot card at 130 W TDP with a 1x 16-pin connector, whereas the GB10 is an IGP (integrated graphics processor) at 140 W TDP with no power connectors. The GB10 uses PCIe 5.0 x16 versus PCIe 4.0 x16 on the RTX 4000 Ada.

Where Each One Wins

The RTX 4000 Ada Generation wins in raw compute performance. Its OpenCL score of 146,593 is 22% higher than the GB10’s, and its Vulkan score of 123,842 is 8% higher. For workloads that are bound by shader throughput or pixel output, the RTX 4000 Ada’s higher ROP count and pixel rate give it an edge. Its 360.0 GB/s memory bandwidth also exceeds the GB10’s 273.2 GB/s, which helps in bandwidth-sensitive tasks. The RTX 4000 Ada’s support for DirectX, OpenGL, and Vulkan makes it viable for professional graphics and rendering applications that require these APIs.

The GB10 wins on memory capacity and interface modernity. With 128 GB of LPDDR5X, it offers 6.4 times the memory of the RTX 4000 Ada. This is the defining advantage for workloads that require loading very large models or datasets entirely into memory. The GB10 also runs on PCIe 5.0 x16, doubling the per-lane bandwidth of the RTX 4000 Ada’s PCIe 4.0 x16 connection, which can reduce transfer bottlenecks for external data. Its higher FP32 throughput (29.71 TFLOPS) and texture rate (928.5 GTexel/s) also give it a theoretical edge in compute-heavy tasks that do not rely on the RTX 4000 Ada’s stronger pixel pipeline.

The GB10’s lack of graphics API support and single HDMI output positions it as a compute or server-oriented part, not a display-driven workstation card. The RTX 4000 Ada, with its four DisplayPort outputs and full API stack, is the more versatile option for interactive workflows.

FAQ

Q: Which GPU has a higher average benchmark score?

A: The NVIDIA RTX 4000 Ada Generation has an average benchmark score of 135,218, compared to 117,393 for the NVIDIA GB10.

Q: How much larger is the GB10’s memory capacity?

A: The GB10 has 128 GB of LPDDR5X memory, which is 6.4 times the 20 GB of GDDR6 found on the RTX 4000 Ada Generation.

Q: Does the GB10 support DirectX 12 Ultimate?

A: No, the GB10 lists DirectX as N/A, while the RTX 4000 Ada Generation supports DirectX 12 Ultimate (12_2).

Q: Which card has a higher boost clock?

A: The GB10 has a boost clock of 2418 MHz, which is higher than the RTX 4000 Ada Generation’s boost clock of 2175 MHz.

Q: What is the difference in FP32 performance?

A: The GB10 achieves 29.71 TFLOPS FP32, while the RTX 4000 Ada Generation achieves 26.73 TFLOPS FP32, making the GB10 approximately 11% higher.

Q: Which GPU uses a PCIe 5.0 interface?

A: The NVIDIA GB10 uses PCIe 5.0 x16, whereas the NVIDIA RTX 4000 Ada Generation uses PCIe 4.0 x16.

Specification Differences

The two GPUs differ in the following fields, with no overlapping values:

| Specification | NVIDIA RTX 4000 Ada Generation | NVIDIA GB10 |

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

| Architecture | Ada Lovelace | Blackwell 2.0 |

| Chip | AD104 | GB20B |

| Generation | Workstation Ada | Server Blackwell (Bxx) |

| Die Size | 294 mm² | 382 mm² |

| Transistors | 35,800 million | unknown |

| Transistor Density | 121.8M / mm² | null |

| Base Clock | 1500 MHz | 1665 MHz |

| Boost Clock | 2175 MHz | 2418 MHz |

| Memory Size | 20 GB | 128 GB |

| Memory Type | GDDR6 | LPDDR5X |

| Memory Bus Width | 160 bit | 256 bit |

| Memory Bandwidth | 360.0 GB/s | 273.2 GB/s |

| TMUs | 192 | 384 |

| ROPs | 64 | 48 |

| Tensor Cores | 192 | 384 |

| Pixel Rate | 139.2 GPixel/s | 116.1 GPixel/s |

| Texture Rate | 417.6 GTexel/s | 928.5 GTexel/s |

| FP32 | 26.73 TFLOPS | 29.71 TFLOPS |

| FP16 | 26.73 TFLOPS (1:1) | 29.71 TFLOPS (1:1) |

| TDP | 130 W | 140 W |

| Slot Width | Single-slot | IGP |

| Power Connectors | 1x 16-pin | None |

| Bus Interface | PCIe 4.0 x16 | PCIe 5.0 x16 |

| Display Outputs | 4x DisplayPort 1.4a | 1x HDMI |

| DirectX | 12 Ultimate (12_2) | N/A |

| OpenGL | 4.6 | N/A |

| Vulkan | 1.4 | N/A |

| Length | 245 mm | 150 mm |

| Height | 112 mm | 51 mm |

| Width | null | 150 mm |

| Release Date | 2023-08-08 | 2025-10-14 |

| Predecessor | Workstation Ampere | Server Hopper |

| Successor | Blackwell PRO W | Server Rubin |

| Launch MSRP | null | 3,999 USD |

The Verdict

The benchmark data is unambiguous: the NVIDIA RTX 4000 Ada Generation is the faster GPU in every recorded test. It wins the OpenCL test by 22% and the Vulkan test by 8%, and its average benchmark score of 135,218 is 15% higher than the GB10’s 117,393. Users seeking maximum compute performance for their applications should select the RTX 4000 Ada. Its higher pixel rate, greater memory bandwidth, and full graphics API support make it the superior choice for workstation graphics and rendering tasks.

The NVIDIA GB10 is only the better pick under a specific condition: if the workload requires more than 20 GB of memory. Its 128 GB pool dwarfs the RTX 4000 Ada’s 20 GB, enabling it to hold datasets that simply will not fit on the other card. The GB10 also offers a higher FP32 throughput and texture rate, plus a faster PCIe 5.0 interface. However, its lack of DirectX, OpenGL, and Vulkan support means it is not a general-purpose graphics card. For compute-centric server workloads with massive memory footprints, the GB10’s capacity advantage justifies its lower benchmark scores. For everything else, the RTX 4000 Ada’s superior performance and broader compatibility make it the recommended option. The data supports the RTX 4000 Ada as the winner for most use cases, with the GB10 reserved for memory-bound scenarios where its 128 GB capacity is the deciding factor.