AMD Radeon RX 9070 XT vs AMD Steam Machine GPU Comparison

AMD Radeon RX 9070 XT vs AMD Steam Machine GPU

Head-to-Head Benchmarks

The recorded data shows a decisive performance gap between the AMD Radeon RX 9070 XT and the AMD Steam Machine GPU, though a direct head-to-head benchmark comparison is limited by the absence of benchmark scores for the Steam Machine GPU. The RX 9070 XT has a comprehensive benchmark profile, while the Steam Machine GPU has no recorded benchmark entries, resulting in zero wins for each side in direct comparison. The RX 9070 XT delivers an average benchmark score of 13543, placing it in the 55th percentile among all GPUs, while the Steam Machine GPU holds a 50th percentile ranking with an average score of zero due to the lack of test data. The RX 9070 XT shows its strongest result in the Geekbench Vulkan test with a score of 65879, followed by a Passmark G3D score of 26795 and a Geekbench OpenCL score of 17428. The Steam Machine GPU has no equivalent scores recorded in the database, making direct numerical comparisons impossible for any individual test. The nearest rivals for the RX 9070 XT include the AMD Radeon HD 7770M with a delta of 0.1 percent, the NVIDIA GeForce GTX 570 at 0.2 percent, the NVIDIA P106-090 at 0.5 percent, and the AMD Radeon Pro 555 at 1 percent. These close deltas indicate that the RX 9070 XT's average score of 13543 sits within a narrow band of similarly scoring GPUs, despite its much higher individual test peaks. The absence of Steam Machine GPU benchmark data means the database cannot calculate relative performance deltas or derive victory margins between the two cards. The RX 9070 XT produces a Passmark G2D score of 1328, which reflects 2D graphics throughput, and a Passmark GPU Compute score of 15864, while the Steam Machine GPU lacks any such measurements. The RX 9070 XT also records lower-level API scores including Passmark DirectX 9 at 353, DirectX 11 at 292, DirectX 10 at 154, and DirectX 12 at 78, all of which have no counterpart in the Steam Machine GPU's empty benchmark array.

Where Each One Wins

The RX 9070 XT wins in every measurable category where data exists, purely because it is the only card with recorded benchmark results. The Steam Machine GPU cannot claim any benchmark victory in the database, as its benchmark list is empty. The RX 9070 XT demonstrates its strongest relative position in Vulkan compute workloads, where its Geekbench Vulkan score of 65879 far exceeds its OpenCL result of 17428, indicating a substantial advantage in Vulkan-based applications. The Passmark G3D score of 26795 represents the card's overall 3D rendering capability, while the GPU Compute score of 15864 shows strong general-purpose compute performance. The Steam Machine GPU's hardware specifications suggest its intended role, with an 8 GB memory capacity and a 128 bit bus width, but without benchmark data, the database cannot confirm how those specifications translate into real-world performance. The RX 9070 XT's Passmark DirectX 12 score of 78 is notably lower than its DirectX 11 score of 292, and its DirectX 9 score of 353 is the highest among the legacy API tests, which indicates the card's performance profile varies significantly across different API generations. The Steam Machine GPU, as a console-oriented part with a TDP of 110 W and no power connectors, appears designed for a fixed hardware environment, but the lack of measurements prevents any quantitative assessment of its strengths. The RX 9070 XT leads in memory bandwidth with 644.6 GB/s against the Steam Machine GPU's 288.0 GB/s, a difference that would favor the RX 9070 XT in bandwidth-sensitive workloads, though no direct benchmark confirms this. The Steam Machine GPU's only recorded advantage is its physical compactness, with dimensions of 156 mm by 152 mm by 162 mm, but this is a form-factor trait rather than a performance win.

Architecture Differences

The two GPUs belong to different architectural generations and process nodes. The RX 9070 XT uses the Navi 48 chip built on RDNA 4.0 architecture, fabricated on a 4 nm process at TSMC, while the Steam Machine GPU uses the Navi 33 chip built on RDNA 3.0 architecture, fabricated on a 6 nm process at TSMC. The RX 9070 XT carries 53,900 million transistors on a 357 mm² die, achieving a transistor density of 151.0M per mm², whereas the Steam Machine GPU has 13,300 million transistors on a 204 mm² die with a density of 65.2M per mm². The RX 9070 XT belongs to the Navi IV (RX 9000) generation, while the Steam Machine GPU is classified as a Console GPU (Valve) with the codename Hotpink Bonefish. The RX 9070 XT uses 4096 shading units, 256 texture mapping units, and 128 render output units, compared to the Steam Machine GPU's 1792 shading units, 112 TMUs, and 64 ROPs. Ray tracing hardware also differs, with the RX 9070 XT featuring 64 RT cores versus the Steam Machine GPU's 28 RT cores. The RX 9070 XT has a base clock of 1660 MHz, a boost clock of 2970 MHz, and a game clock of 2400 MHz, while the Steam Machine GPU runs at 1720 MHz base, 2450 MHz boost, and 2250 MHz game clock. Memory configurations diverge sharply: the RX 9070 XT offers 16 GB of GDDR6 on a 256 bit bus with 644.6 GB/s bandwidth and a memory clock of 2518 MHz (20.1 Gbps effective), while the Steam Machine GPU provides 8 GB of GDDR6 on a 128 bit bus with 288.0 GB/s bandwidth and a memory clock of 2250 MHz (18 Gbps effective). Pixel rate for the RX 9070 XT is 380.2 GPixel/s and texture rate is 760.3 GTexel/s, versus 156.8 GPixel/s and 274.4 GTexel/s for the Steam Machine GPU. Floating-point performance reaches 48.66 TFLOPS for the RX 9070 XT in both FP32 and FP16, while the Steam Machine GPU delivers 17.56 TFLOPS in both formats. Power consumption differs substantially, with the RX 9070 XT rated at 304 W TDP and requiring dual 8-pin power connectors plus a 700 W suggested PSU, while the Steam Machine GPU has a 110 W TDP and uses no power connectors. The RX 9070 XT connects via PCIe 5.0 x16 and offers display outputs of 1x HDMI 2.1b and 3x DisplayPort 2.1a, while the Steam Machine GPU has no recorded bus interface and provides 1x HDMI 2.1a and 1x DisplayPort 2.1. Both cards support DirectX 12 Ultimate (12_2), OpenGL 4.6, and Vulkan 1.4. The RX 9070 XT is a dual-slot card, and the Steam Machine GPU has no slot width recorded. The RX 9070 XT has a transistor density more than double that of the Steam Machine GPU, reflecting the newer process node and larger chip. The Steam Machine GPU's lack of a bus interface field and absence of a suggested PSU rating align with its console-oriented design, which typically uses a fixed power delivery system. The RX 9070 XT's release date is 2025-03-05, while the Steam Machine GPU's release date is 2026-06-28, making the Steam Machine GPU a later product despite its older architecture. The RX 9070 XT has a predecessor listed as Navi III, while the Steam Machine GPU has no recorded predecessor or successor. The RX 9070 XT has a launch MSRP of 599 USD, while the Steam Machine GPU has no launch MSRP recorded.

The Verdict

The data indicates that the RX 9070 XT is the only card with measurable performance, and its specifications dominate the Steam Machine GPU across every computational metric. The RX 9070 XT offers 48.66 TFLOPS of FP32 performance compared to 17.56 TFLOPS for the Steam Machine GPU, a 277 percent advantage in raw compute throughput. Memory bandwidth favors the RX 9070 XT at 644.6 GB/s versus 288.0 GB/s, and its 16 GB memory capacity doubles the Steam Machine GPU's 8 GB. The RX 9070 XT also leads in shading units, TMUs, ROPs, and RT cores, with 4096, 256, 128, and 64 respectively, against 1792, 112, 64, and 28. The Steam Machine GPU's advantages are limited to its 110 W TDP, which is substantially lower than the RX 9070 XT's 304 W, and its compact dimensions of 156 mm by 152 mm by 162 mm, which suit a small console chassis. The RX 9070 XT's higher clock speeds, with a 2970 MHz boost versus 2450 MHz, further reinforce its performance lead. The Steam Machine GPU has zero benchmark scores, so any performance claims for it must rely solely on its specification sheet, which the database cannot validate. The RX 9070 XT's 55th percentile ranking among all GPUs, despite its high individual scores, indicates that many GPUs in the database achieve higher average scores, and its nearest rivals sit within 1 percent of its average score of 13543. The Steam Machine GPU's 50th percentile ranking is based on no recorded benchmarks, making its standing nominal rather than measured. For users prioritizing maximum rendering performance, memory capacity, and bandwidth, the RX 9070 XT is the clear choice based on the recorded data. For users constrained by power budgets or physical space in a console form factor, the Steam Machine GPU presents a lower-power alternative, but the database contains no evidence of its actual performance capabilities.

FAQ

Q: What is the average benchmark score of the AMD Radeon RX 9070 XT?

A: The RX 9070 XT has an average benchmark score of 13543, placing it in the 55th percentile among all GPUs.

Q: Does the AMD Steam Machine GPU have any benchmark scores?

A: No, the Steam Machine GPU has an empty benchmark array, resulting in an average score of zero and a 50th percentile ranking.

Q: How do the memory configurations compare between the two GPUs?

A: The RX 9070 XT has 16 GB of GDDR6 on a 256 bit bus with 644.6 GB/s bandwidth, while the Steam Machine GPU has 8 GB of GDDR6 on a 128 bit bus with 288.0 GB/s bandwidth.

Q: What are the power requirements for each card?

A: The RX 9070 XT has a TDP of 304 W, requires 2x 8-pin power connectors, and suggests a 700 W PSU, while the Steam Machine GPU has a TDP of 110 W and uses no power connectors.

Q: Which GPU has more ray tracing cores?

A: The RX 9070 XT has 64 RT cores, while the Steam Machine GPU has 28 RT cores.

Q: What process nodes are used for each GPU?

A: The RX 9070 XT uses a 4 nm process at TSMC, while the Steam Machine GPU uses a 6 nm process at TSMC.

Specification Differences

| Specification | AMD Radeon RX 9070 XT | AMD Steam Machine GPU |

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

| Architecture | RDNA 4.0 | RDNA 3.0 |

| Chip | Navi 48 | Navi 33 |

| Process Node | 4 nm | 6 nm |

| Transistors | 53,900 million | 13,300 million |

| Die Size | 357 mm² | 204 mm² |

| Transistor Density | 151.0M / mm² | 65.2M / mm² |

| Base Clock | 1660 MHz | 1720 MHz |

| Boost Clock | 2970 MHz | 2450 MHz |

| Game Clock | 2400 MHz | 2250 MHz |

| Memory Clock | 2518 MHz 20.1 Gbps effective | 2250 MHz 18 Gbps effective |

| Memory Size | 16 GB | 8 GB |

| Memory Type | GDDR6 | GDDR6 |

| Memory Bus Width | 256 bit | 128 bit |

| Memory Bandwidth | 644.6 GB/s | 288.0 GB/s |

| Shading Units | 4096 | 1792 |

| TMUs | 256 | 112 |

| ROPs | 128 | 64 |

| RT Cores | 64 | 28 |

| Pixel Rate | 380.2 GPixel/s | 156.8 GPixel/s |

| Texture Rate | 760.3 GTexel/s | 274.4 GTexel/s |

| FP32 | 48.66 TFLOPS | 17.56 TFLOPS |

| FP16 | 48.66 TFLOPS (1:1) | 17.56 TFLOPS (1:1) |

| TDP | 304 W | 110 W |

| Power Connectors | 2x 8-pin | None |

| Suggested PSU | 700 W | None |

| Bus Interface | PCIe 5.0 x16 | None |

| Display Outputs | 1x HDMI 2.1b, 3x DisplayPort 2.1a | 1x HDMI 2.1a, 1x DisplayPort 2.1 |

| Slot Width | Dual-slot | None |

| Dimensions | None | 156 mm 6.1 inches, 152 mm 6 inches, 162 mm 6.4 inches |

| Release Date | 2025-03-05 | 2026-06-28 |

| Launch MSRP | 599 USD | None |

| Average Benchmark Score | 13543 | 0 |

| Percentile vs All GPUs | 55 | 50 |