AMD Steam Machine GPU vs NVIDIA RTX 5880 Ada Generation Comparison

FAQ

Q: What are the core architectural differences between the AMD Steam Machine GPU and the NVIDIA RTX 5880 Ada Generation?

A: The AMD part uses the Navi 33 chip on the RDNA 3.0 architecture (codenamed Hotpink Bonefish), built on a 6 nm process at TSMC with 13,300 million transistors on a 204 mm² die. The NVIDIA part uses the AD102 chip on Ada Lovelace, built on a 5 nm process at TSMC with 76,300 million transistors on a 609 mm² die.

Q: How do their memory subsystems compare?

A: The AMD Steam Machine GPU has 8 GB of GDDR6 on a 128-bit bus, delivering 288.0 GB/s of bandwidth. The NVIDIA RTX 5880 Ada Generation has 48 GB of GDDR6 on a 384-bit bus, delivering 864.0 GB/s. Both run memory at 2250 MHz with 18 Gbps effective.

Q: Which GPU has higher raw compute throughput?

A: The NVIDIA RTX 5880 Ada Generation delivers 69.27 TFLOPS FP32 and 69.27 TFLOPS FP16 (1:1), while the AMD Steam Machine GPU delivers 17.56 TFLOPS for both FP32 and FP16 (1:1). The NVIDIA part is approximately 3.94 times higher in FP32 throughput.

Q: What is the thermal design power difference?

A: The AMD Steam Machine GPU is rated at 110 W TDP, while the NVIDIA RTX 5880 Ada Generation is rated at 285 W TDP. The NVIDIA card also requires a 1x 16-pin power connector and a 600 W suggested PSU, whereas the AMD part lists no power connectors.

Q: What does the benchmark database show for the NVIDIA part's standing?

A: The RTX 5880 Ada Generation has an average benchmark score of 45972 and sits at the 85th percentile versus all GPUs. Its nearest rivals include the NVIDIA RTX A2000 (46043, 0.2% higher), AMD Radeon RX 5600M (46601, 1.4% higher), Intel Arc A730M (45592, 0.8% lower), and AMD Radeon Pro 5500 XT (45384, 1.3% lower).

Q: Are there any benchmark scores recorded for the AMD Steam Machine GPU?

A: The database currently lists no benchmark entries for the AMD part, with an average benchmark score of 0 and a percentile rank of 50. The NVIDIA part has eight recorded scores, including Geekbench OpenCL at 326898 and Passmark G3D at 25096.

Architecture Differences

The AMD Steam Machine GPU and NVIDIA RTX 5880 Ada Generation represent two fundamentally different design philosophies. The AMD part uses the Navi 33 chip, which is a compact die built for efficiency and integration into a console-oriented form factor. The RDNA 3.0 architecture with the Hotpink Bonefish codename targets the Valve console space, with a 6 nm TSMC process and a 204 mm² die size holding 13,300 million transistors, resulting in a transistor density of 65.2 million per square millimeter. The NVIDIA RTX 5880 Ada Generation uses the AD102 chip, a massive workstation-class silicon built on the Ada Lovelace architecture at 5 nm TSMC, with a 609 mm² die housing 76,300 million transistors, giving a density of 125.3 million per square millimeter.

The compute resources differ substantially. The AMD part has 1792 shading units, 112 texture mapping units, 64 ROPs, and 28 ray tracing cores, with no tensor core count listed. The NVIDIA part has 14080 shading units, 440 TMUs, 176 ROPs, 110 RT cores, and 440 tensor cores. This means the NVIDIA GPU has roughly 7.86 times more shading units and 3.93 times more TMUs. The RT core count also favors NVIDIA heavily at 110 versus 28.

The memory architecture shows a similar scale of difference. The AMD GPU uses a 128-bit GDDR6 bus with 8 GB capacity, while the NVIDIA GPU uses a 384-bit GDDR6 bus with 48 GB capacity. The bandwidth gap is significant: 288.0 GB/s versus 864.0 GB/s. Both parts list identical API support, including DirectX 12 Ultimate (12_2), OpenGL 4.6, and Vulkan 1.4.

Physical characteristics diverge as well. The AMD Steam Machine GPU measures 156 mm in length, 152 mm in height, and 162 mm in width, with no slot width listed and no power connectors. The NVIDIA RTX 5880 Ada Generation is 267 mm long and 112 mm high, dual-slot, with a 1x 16-pin power connector and a 600 W suggested PSU. Display outputs also differ: the AMD part offers 1x HDMI 2.1a and 1x DisplayPort 2.1, while the NVIDIA part provides 4x DisplayPort 1.4a.

Head-to-Head Benchmarks

The database has no direct head-to-head benchmark entries between these two GPUs, and the AMD Steam Machine GPU currently has zero recorded benchmark scores. The comparison therefore relies on the architectural specifications and the recorded performance of the NVIDIA RTX 5880 Ada Generation relative to its nearest rivals.

The NVIDIA RTX 5880 Ada Generation delivers an average benchmark score of 45972, placing it at the 85th percentile among all GPUs. Its closest competitor in the database is the NVIDIA RTX A2000 with an average score of 46043, which is 0.2% higher, meaning the RTX 5880 trails by a negligible margin. The AMD Radeon RX 5600M scores 46601, which is 1.4% higher than the RTX 5880, indicating a slight lead for that AMD mobile part. Conversely, the Intel Arc A730M scores 45592, which is 0.8% lower, and the AMD Radeon Pro 5500 XT scores 45384, which is 1.3% lower. These deltas show that the RTX 5880 Ada Generation sits in a tightly competitive cluster where the performance spread among these four rivals is only 2.7 percentage points total.

When interpreting the recorded benchmark scores for the NVIDIA part, the Passmark G3D score of 25096 and the Geekbench OpenCL score of 326898 indicate strong general-purpose compute performance. The Passmark GPU compute score of 14208 further supports this. The DirectX-specific Passmark scores are lower in magnitude, with DirectX 9 at 335, DirectX 10 at 167, DirectX 11 at 228, and DirectX 12 at 70; these are legacy API tests and should not be read as indicative of modern workload performance. The Passmark G2D score of 777 reflects 2D graphics throughput.

For the AMD Steam Machine GPU, the absence of benchmark data means the database cannot confirm any performance wins. The specification sheet shows 17.56 TFLOPS FP32, a 156.8 GPixel/s pixel rate, and a 274.4 GTexel/s texture rate. The NVIDIA part counters with 69.27 TFLOPS FP32, 433.0 GPixel/s, and 1,082.4 GTexel/s. In every measurable throughput category, the NVIDIA GPU holds a substantial advantage, but without benchmark scores for the AMD part, the relative real-world performance remains unquantified in the database.

Specification Differences

The two GPUs differ across nearly every specification field recorded.

Process and die: The AMD part uses 6 nm TSMC with 13,300 million transistors on a 204 mm² die, density 65.2M per mm². The NVIDIA part uses 5 nm TSMC with 76,300 million transistors on a 609 mm² die, density 125.3M per mm².

Clocks: The AMD GPU has a base clock of 1720 MHz, boost of 2450 MHz, and a game clock of 2250 MHz. The NVIDIA GPU has a base clock of 975 MHz and a boost of 2460 MHz, with no game clock listed. Memory clocks are identical at 2250 MHz, 18 Gbps effective.

Memory: AMD has 8 GB GDDR6 on a 128-bit bus with 288.0 GB/s bandwidth. NVIDIA has 48 GB GDDR6 on a 384-bit bus with 864.0 GB/s bandwidth.

Compute units: AMD has 1792 shading units, 112 TMUs, 64 ROPs, and 28 RT cores. NVIDIA has 14080 shading units, 440 TMUs, 176 ROPs, 110 RT cores, and 440 tensor cores.

Rates: AMD lists 156.8 GPixel/s and 274.4 GTexel/s, with 17.56 TFLOPS FP32 and FP16. NVIDIA lists 433.0 GPixel/s and 1,082.4 GTexel/s, with 69.27 TFLOPS FP32 and FP16.

Power and cooling: AMD is 110 W TDP with no power connectors. NVIDIA is 285 W TDP, dual-slot, with a 1x 16-pin connector and a 600 W suggested PSU.

Bus and outputs: AMD has no bus interface listed and offers 1x HDMI 2.1a plus 1x DisplayPort 2.1. NVIDIA uses PCIe 4.0 x16 and offers 4x DisplayPort 1.4a.

Dimensions: AMD is 156 mm long, 152 mm high, 162 mm wide. NVIDIA is 267 mm long, 112 mm high, with no width listed.

Release and status: AMD released on 2026-06-28, NVIDIA on 2024-01-04. Both are Active in production. NVIDIA has a predecessor (Workstation Ampere) and successor (Blackwell PRO W); AMD lists neither.

The Verdict

The data presents a clear separation in intended use cases. The AMD Steam Machine GPU, with its 110 W TDP, compact dimensions (156 mm length, 152 mm height, 162 mm width), no power connectors, and single HDMI 2.1a plus single DisplayPort 2.1 output, is built for an integrated console environment. Its 8 GB memory and 288.0 GB/s bandwidth suit a fixed hardware target where power and space constraints dominate.

The NVIDIA RTX 5880 Ada Generation is a workstation-class accelerator. The 48 GB memory capacity, 864.0 GB/s bandwidth, 110 RT cores, and 440 tensor cores point toward compute-heavy professional workloads, large dataset handling, and ray-traced rendering. The 285 W TDP, dual-slot footprint, 267 mm length, and 16-pin power connector with a 600 W suggested PSU confirm it requires a full desktop workstation power delivery system.

Benchmark results favor the NVIDIA part where data exists. The RTX 5880 Ada Generation holds an 85th percentile rank with an average score of 45972, and its nearest rivals cluster within 1.4 percentage points, indicating consistent mid-to-high performance. The AMD Steam Machine GPU has no recorded benchmark scores and a 50th percentile rank, so its real-world standing cannot be assessed from the database.

The specification comparison shows the NVIDIA GPU leads in every throughput metric: FP32 is 69.27 versus 17.56 TFLOPS, pixel rate is 433.0 versus 156.8 GPixel/s, and texture rate is 1,082.4 versus 274.4 GTexel/s. The AMD part counters with a lower power draw (110 W versus 285 W), no external power requirement, and a newer release date (2026-06-28 versus 2024-01-04). For raw compute and memory capacity, the NVIDIA RTX 5880 Ada Generation is the stronger choice. For a constrained, low-power console form factor, the AMD Steam Machine GPU fits that specific niche, but the database currently offers no performance measurements to validate its capability in that role.