NVIDIA GeForce RTX 5090 SE vs NVIDIA RTX 3000 Mobile Ada Generation Comparison

FAQ

Q: What are the core architecture differences between the RTX 5090 SE and the RTX 3000 Mobile Ada Generation?

A: The RTX 5090 SE uses the Blackwell 2.0 architecture on the GB202 chip, while the RTX 3000 Mobile Ada Generation uses the Ada Lovelace architecture on the AD106 chip. Both are manufactured on a 5 nm process at TSMC, but the GB202 die is significantly larger.

Q: How do the memory configurations compare?

A: The RTX 5090 SE has 24 GB of GDDR7 memory on a 384-bit bus with 1.34 TB/s bandwidth, while the RTX 3000 Mobile Ada Generation has 8 GB of GDDR6 memory on a 128-bit bus with 256.0 GB/s bandwidth.

Q: What is the difference in power consumption?

A: The RTX 5090 SE has a 500 W TDP and requires a 900 W suggested PSU with a 1x 16-pin power connector. The RTX 3000 Mobile Ada Generation has a 115 W TDP and uses no power connectors, being an integrated graphics processor (IGP).

Q: Which GPU has higher compute throughput?

A: The RTX 5090 SE delivers 66.94 TFLOPS FP32 and FP16 (1:1), whereas the RTX 3000 Mobile Ada Generation delivers 15.62 TFLOPS FP32 and FP16 (1:1). This represents more than a 4x difference in raw compute.

Q: What are the physical size differences?

A: The RTX 5090 SE is a dual-slot card measuring 267 mm in length, 111 mm in height, and 40 mm in width. The RTX 3000 Mobile Ada Generation is an IGP with no specified dimensions, designed for portable devices.

Q: When were these GPUs released?

A: The RTX 5090 SE has a release date of 2025-12-31, while the RTX 3000 Mobile Ada Generation was released on 2023-03-20.

Architecture Differences

The two GPUs represent distinct architectural generations from NVIDIA. The RTX 5090 SE is built on the Blackwell 2.0 architecture using the GB202 chip, while the RTX 3000 Mobile Ada Generation uses the Ada Lovelace architecture with the AD106 chip. Both are fabricated on a 5 nm process at TSMC, but the transistor counts diverge significantly: the GB202 packs 92,200 million transistors on a 750 mm² die, resulting in a transistor density of 122.9M per mm². The AD106, by comparison, contains 22,900 million transistors on a 188 mm² die with a density of 121.8M per mm². The density figures are nearly identical, but the absolute scale of the desktop chip is roughly four times larger.

The shading unit counts reflect this scale difference. The RTX 5090 SE features 14,080 shading units, 440 texture mapping units, and 160 raster output units. The RTX 3000 Mobile Ada Generation has 4,608 shading units, 144 TMUs, and 48 ROPs. For ray tracing and tensor workloads, the RTX 5090 SE carries 110 RT cores and 440 tensor cores, whereas the mobile chip has 36 RT cores and 144 tensor cores.

Clock speeds also differ. The RTX 5090 SE has a base clock of 1740 MHz and a boost clock of 2377 MHz, with memory clocked at 1750 MHz (28 Gbps effective). The RTX 3000 Mobile Ada Generation runs at a 1395 MHz base and 1695 MHz boost, with memory at 2000 MHz (16 Gbps effective). The desktop card's higher clocks, combined with far more cores, produce pixel rates of 380.3 GPixel/s and texture rates of 1,045.9 GTexel/s. The mobile GPU manages 81.36 GPixel/s and 244.1 GTexel/s respectively.

The memory subsystems are entirely different classes. The RTX 5090 SE uses 24 GB of GDDR7 across a 384-bit bus, yielding 1.34 TB/s of bandwidth. The RTX 3000 Mobile Ada Generation uses 8 GB of GDDR6 on a 128-bit bus, yielding 256.0 GB/s. The interface also differs: PCIe 5.0 x16 for the desktop card versus PCIe 4.0 x16 for the mobile part. Both support DirectX 12 Ultimate (12_2), OpenGL 4.6, and Vulkan 1.4, with display outputs differing (1x HDMI 2.1b plus 3x DisplayPort 2.1b for the RTX 5090 SE, versus portable device dependent outputs for the mobile GPU).

The Verdict

The RTX 5090 SE is a desktop-class GPU designed for maximum performance, while the RTX 3000 Mobile Ada Generation is a mobile IGP for portable systems. The data shows the RTX 5090 SE offers roughly 4.3x the FP32 throughput (66.94 TFLOPS vs 15.62 TFLOPS), 5.2x the memory bandwidth (1.34 TB/s vs 256.0 GB/s), and 3x the memory capacity (24 GB vs 8 GB). The RTX 5090 SE also has more than 3x the shading units (14,080 vs 4,608), TMUs (440 vs 144), and ROPs (160 vs 48).

The RTX 3000 Mobile Ada Generation's advantage lies in its power envelope. Its 115 W TDP is a fraction of the 500 W TDP of the RTX 5090 SE, and it requires no external power connectors, making it suitable for laptops and compact devices. The RTX 5090 SE needs a 900 W suggested PSU, a dual-slot cooler, and a 267 mm length, which limits it to desktop towers.

For users requiring maximum rendering performance, ray tracing throughput, or large memory capacity, the RTX 5090 SE is the choice. For portable workloads, low-power operation, or systems where discrete power delivery is unavailable, the RTX 3000 Mobile Ada Generation is the option. The launch MSRP of the RTX 5090 SE is 1,499 USD. Both GPUs hold the same 50th percentile rank across all GPUs in the database, with an average benchmark score of 0 for each, indicating no recorded benchmark wins for either in the head-to-head data.

Specification Differences

The following specifications differ between the two GPUs:

• Architecture: Blackwell 2.0 (RTX 5090 SE) vs Ada Lovelace (RTX 3000 Mobile Ada Generation)
• Chip: GB202 vs AD106
• Transistors: 92,200 million vs 22,900 million
• Die Size: 750 mm² vs 188 mm²
• Transistor Density: 122.9M / mm² vs 121.8M / mm²
• Base Clock: 1740 MHz vs 1395 MHz
• Boost Clock: 2377 MHz vs 1695 MHz
• Memory Clock: 1750 MHz 28 Gbps effective vs 2000 MHz 16 Gbps effective
• Memory Size: 24 GB vs 8 GB
• Memory Type: GDDR7 vs GDDR6
• Memory Bus Width: 384 bit vs 128 bit
• Memory Bandwidth: 1.34 TB/s vs 256.0 GB/s
• Shading Units: 14,080 vs 4,608
• TMUs: 440 vs 144
• ROPs: 160 vs 48
• RT Cores: 110 vs 36
• Tensor Cores: 440 vs 144
• Pixel Rate: 380.3 GPixel/s vs 81.36 GPixel/s
• Texture Rate: 1,045.9 GTexel/s vs 244.1 GTexel/s
• FP32: 66.94 TFLOPS vs 15.62 TFLOPS
• FP16: 66.94 TFLOPS (1:1) vs 15.62 TFLOPS (1:1)
• TDP: 500 W vs 115 W
• Slot Width: Dual-slot vs IGP
• Power Connectors: 1x 16-pin vs None
• Suggested PSU: 900 W vs null
• Bus Interface: PCIe 5.0 x16 vs PCIe 4.0 x16
• Display Outputs: 1x HDMI 2.1b, 3x DisplayPort 2.1b vs Portable Device Dependent
• Release Date: 2025-12-31 vs 2023-03-20
• Predecessor: GeForce 40 vs Ampere-MW
• Successor: GeForce 60 vs Blackwell-MW
• Dimensions: 267 mm length, 111 mm height, 40 mm width vs null (not specified)
• Launch MSRP: 1,499 USD vs null

Head-to-Head Benchmarks

The recorded head-to-head benchmark data contains no entries, and the wins tally shows 0 for both the RTX 5090 SE and the RTX 3000 Mobile Ada Generation. With no benchmark scores recorded for either GPU (average benchmark score of 0 for both), the comparison must rely on the specification-level data.

The compute gap is the most striking difference. The RTX 5090 SE delivers 66.94 TFLOPS FP32, which is 4.29x the 15.62 TFLOPS of the RTX 3000 Mobile Ada Generation. In FP16 with 1:1 ratio, the same ratio holds. This translates directly to rasterization and compute workloads: the texture rate of 1,045.9 GTexel/s versus 244.1 GTexel/s is a 4.28x advantage, and the pixel rate of 380.3 GPixel/s versus 81.36 GPixel/s is a 4.67x advantage.

The memory bandwidth differential is even larger. At 1.34 TB/s, the RTX 5090 SE offers 5.23x the bandwidth of the mobile GPU's 256.0 GB/s. This matters for texture-heavy scenes, high-resolution rendering, and any workload that streams large data sets. The 24 GB frame buffer versus 8 GB also allows the desktop card to hold significantly more geometry, textures, and render targets in local memory.

Clock speeds contribute to the performance gap as well. The RTX 5090 SE boosts to 2377 MHz, which is 1.40x the 1695 MHz boost of the RTX 3000 Mobile Ada Generation. The base clock advantage is 1740 MHz versus 1395 MHz, a 1.25x difference. These clock advantages compound with the core count differences.

The RTX 5090 SE has 110 RT cores versus 36 on the mobile part, a 3.06x difference, and 440 tensor cores versus 144, a 3.06x difference. Ray tracing and AI inference workloads would scale accordingly, though no benchmark scores exist in the database to confirm real-world deltas.

Where Each One Wins

The RTX 5090 SE wins decisively in every raw performance category recorded. Its 66.94 TFLOPS FP32 throughput, 1.34 TB/s memory bandwidth, 24 GB frame buffer, and 380.3 GPixel/s pixel rate place it in an entirely different performance class than the RTX 3000 Mobile Ada Generation. The desktop card also has 14,080 shading units, 440 TMUs, and 160 ROPs, all of which are at least 3x the mobile GPU's counts. For rendering, content creation, or any GPU-compute workload where power and space are not constraints, the RTX 5090 SE is the stronger part.

The RTX 3000 Mobile Ada Generation wins in power efficiency and form factor. Its 115 W TDP requires no external power connectors and no dedicated cooling slot, fitting as an IGP in portable devices. The RTX 5090 SE's 500 W TDP, 900 W suggested PSU, and dual-slot 267 mm physical profile make it unsuitable for such deployments. The mobile GPU also uses PCIe 4.0 x16, which is sufficient for laptop integration, whereas the RTX 5090 SE uses PCIe 5.0 x16.

The release timeline also separates the two. The RTX 3000 Mobile Ada Generation launched on 2023-03-20, while the RTX 5090 SE is dated 2025-12-31. The mobile part belongs to the Ada-MW generation with Ampere-MW as its predecessor and Blackwell-MW as its successor. The RTX 5090 SE is part of the GeForce 50-series, following the GeForce 40 and preceding the GeForce 60.

For users with a fixed desktop workstation, the RTX 5090 SE provides the highest recorded throughput metrics in this comparison. For mobile or space-constrained systems, the RTX 3000 Mobile Ada Generation is the only viable option given its IGP form factor and minimal power requirements. The 50th percentile rank for both GPUs indicates they sit at the median of all GPUs in the database, but the specification data shows they serve entirely different market segments.