AMD Radeon RX 7600S vs AMD Radeon RX 7900 XTX Comparison

The Verdict

The AMD Radeon RX 7900 XTX is the decisive winner in this comparison, taking 9 of the 10 head-to-head benchmark tests. The RX 7600S wins only one test, Geekbench OpenCL, where it leads by 25.8%. For desktop gaming workloads, high-resolution rendering, and compute-heavy tasks, the RX 7900 XTX is the clear choice. The RX 7600S, with its 75 W TDP and integrated form factor, targets portable systems where power efficiency matters more than raw performance. The RX 7900 XTX sits at the 64th percentile among all GPUs, while the RX 7600S sits at the 60th percentile, a narrow gap in overall standing despite the large performance delta in most tests.

Architecture Differences

Both GPUs share the RDNA 3.0 architecture and belong to the Radeon RX 7000 series, but they are built on different process nodes and use different chips. The RX 7900 XTX uses the Navi 31 chip, codenamed Plum Bonito, fabricated on a 5 nm process at TSMC. It packs 57,700 million transistors on a 529 mm² die, giving a transistor density of 109.1 million per mm². The RX 7600S uses the Navi 33 chip, codenamed Hotpink Bonefish, on a 6 nm process, also at TSMC. It contains 13,300 million transistors on a 204 mm² die, with a density of 65.2 million per mm².

The core configurations differ dramatically. The RX 7900 XTX has 6144 shading units, 384 texture mapping units, 192 render output units, and 96 ray tracing cores. The RX 7600S has 1792 shading units, 112 TMUs, 64 ROPs, and 28 ray tracing cores. The RX 7900 XTX also leads in pixel rate at 479.6 GPixel/s versus 140.8 GPixel/s, and texture rate at 959.2 GTexel/s versus 246.4 GTexel/s. FP32 compute is 61.39 TFLOPS for the desktop card versus 15.77 TFLOPS for the mobile part. FP16 performance follows the same 2:1 ratio, with 122.8 TFLOPS versus 31.54 TFLOPS.

Memory subsystems are also far apart. The RX 7900 XTX has 24 GB of GDDR6 on a 384 bit bus, delivering 960.0 GB/s of bandwidth. The RX 7600S has 8 GB of GDDR6 on a 128 bit bus, with 256.0 GB/s. Clock speeds favor the desktop card: base 1929 MHz versus 1500 MHz, boost 2498 MHz versus 2200 MHz, and game clock 2365 MHz versus 1865 MHz. Memory clocks run at 2500 MHz (20 Gbps effective) versus 2000 MHz (16 Gbps effective).

The RX 7900 XTX is a dual-slot card requiring two 8-pin power connectors and a 750 W suggested PSU, with a 355 W TDP. The RX 7600S is an integrated graphics processor with no power connectors and a 75 W TDP. The desktop card measures 287 mm in length, 110 mm in height, and 51 mm in width. The mobile part has no recorded dimensions. Both support PCIe 4.0 x16, DirectX 12 Ultimate (12_2), OpenGL 4.6, and Vulkan 1.4. The RX 7900 XTX offers 1x HDMI 2.1a, 2x DisplayPort 2.1, and 1x USB Type-C outputs, while the RX 7600S outputs are portable device dependent.

Where Each One Wins

The RX 7900 XTX wins in every traditional graphics workload recorded. In 3DMark Steel Nomad DX12, it scores 6841 versus 1888, a 262.3% advantage. In PassMark G3D, it scores 31238 versus 15408, a 102.7% lead. DirectX 11 performance shows a 154.3% gap, DirectX 10 shows 124.3%, and DirectX 12 shows 101.5%. Even older DirectX 9 workloads favor the desktop card by 56.4%. Compute performance in PassMark GPU Compute is 171.3% higher, and 2D graphics are 63.3% faster. Vulkan performance is 15.9% higher.

The RX 7600S wins the Geekbench OpenCL test with a score of 68012 versus 50465, a 25.8% margin. This is notable because it is the only benchmark where the mobile part outperforms the desktop flagship. The data suggests the RX 7600S has a particular strength in OpenCL compute workloads that does not translate to gaming or other graphics tests. For users running OpenCL-accelerated applications, the RX 7600S may be unexpectedly competitive, but for gaming, rendering, or general GPU compute, the RX 7900 XTX dominates.

FAQ

Q: Which GPU has higher average benchmark scores?

A: The RX 7900 XTX has an average benchmark score of 19410, while the RX 7600S averages 16696. The desktop card leads by 2714 points.

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

A: The RX 7900 XTX scores 6841 versus 1888 for the RX 7600S, a 262.3% advantage. This is the largest single-test gap in the comparison.

Q: Does the RX 7600S win any benchmark tests?

A: Yes, it wins Geekbench OpenCL with a score of 68012 versus 50465 for the RX 7900 XTX, a 25.8% margin. This is its only win out of 10 tests.

Q: What are the memory specifications of each GPU?

A: The RX 7900 XTX has 24 GB of GDDR6 on a 384 bit bus with 960.0 GB/s bandwidth. The RX 7600S has 8 GB of GDDR6 on a 128 bit bus with 256.0 GB/s bandwidth.

Q: How do the power requirements differ?

A: The RX 7900 XTX has a 355 W TDP with two 8-pin power connectors and a 750 W suggested PSU. The RX 7600S has a 75 W TDP, no power connectors, and no suggested PSU listed.

Q: Which GPU has higher ray tracing core counts?

A: The RX 7900 XTX has 96 ray tracing cores, while the RX 7600S has 28. This is a 3.4x difference in ray tracing hardware.

Head-to-Head Benchmarks

The largest win for the RX 7900 XTX comes in 3DMark Steel Nomad DX12, where it scores 6841 against 1888, a 262.3% delta. This test emphasizes modern DirectX 12 rendering, and the desktop card's higher shading unit count, memory bandwidth, and clock speeds drive a massive separation. The RX 7900 XTX also dominates PassMark GPU Compute with 17689 versus 6520, a 171.3% margin, reflecting its 61.39 TFLOPS FP32 throughput versus 15.77 TFLOPS for the mobile chip.

In PassMark DirectX 11, the desktop card scores 356 versus 140, a 154.3% lead. PassMark DirectX 10 shows 166 versus 74, a 124.3% gap. PassMark DirectX 12 records 131 versus 65, a 101.5% advantage. PassMark G3D, a general 3D graphics benchmark, gives the RX 7900 XTX 31238 versus 15408, a 102.7% lead. Vulkan performance in Geekbench favors the desktop card at 85612 versus 73868, a 15.9% margin, which is the closest result among the RX 7900 XTX wins. PassMark G2D shows 1267 versus 776, a 63.3% lead, and PassMark DirectX 9 shows 330 versus 211, a 56.4% advantage.

The single win for the RX 7600S is Geekbench OpenCL, where it scores 68012 versus 50465, a 25.8% delta. This result is surprising given the RX 7900 XTX's superior hardware specifications, but the recorded data shows the mobile GPU achieving higher OpenCL throughput in this specific test. The margin is substantial, suggesting the RX 7600S has an architectural or driver advantage in OpenCL workloads that does not appear in any other benchmark.

Across all 10 tests, the RX 7900 XTX wins 9 and the RX 7600S wins 1. The average benchmark scores reflect this overall dominance, with the desktop card at 19410 and the mobile part at 16696. The nearest rivals for the RX 7900 XTX include the NVIDIA GeForce GTX 1060 3 GB at 19334 (0.4% lower), the NVIDIA Quadro K5200 at 19602 (1% higher), the AMD FirePro D300 at 19637 (1.2% higher), and the NVIDIA TITAN Xp at 19177 (1.2% lower). The RX 7600S sits near the NVIDIA T400 4 GB at 16792 (0.6% higher), the NVIDIA T400 at 16508 (1.1% lower), the NVIDIA GeForce RTX 5090 D V2 at 16504 (1.2% lower), and the NVIDIA Tesla M4 at 16932 (1.4% higher).

Specification Differences

The two GPUs differ in nearly every hardware specification. The RX 7900 XTX uses a 5 nm process with 57,700 million transistors on a 529 mm² die, while the RX 7600S uses a 6 nm process with 13,300 million transistors on a 204 mm² die. Transistor density is 109.1M per mm² versus 65.2M per mm². The RX 7900 XTX has 6144 shading units, 384 TMUs, 192 ROPs, and 96 ray tracing cores. The RX 7600S has 1792 shading units, 112 TMUs, 64 ROPs, and 28 ray tracing cores.

Clock speeds favor the desktop card across the board: base 1929 MHz versus 1500 MHz, boost 2498 MHz versus 2200 MHz, game 2365 MHz versus 1865 MHz, and memory 2500 MHz (20 Gbps effective) versus 2000 MHz (16 Gbps effective). Memory capacity is 24 GB versus 8 GB, bus width is 384 bit versus 128 bit, and bandwidth is 960.0 GB/s versus 256.0 GB/s. Pixel rate is 479.6 GPixel/s versus 140.8 GPixel/s, texture rate is 959.2 GTexel/s versus 246.4 GTexel/s, and FP32 compute is 61.39 TFLOPS versus 15.77 TFLOPS. FP16 compute is 122.8 TFLOPS versus 31.54 TFLOPS.

Power and physical specifications differ completely. The RX 7900 XTX has a 355 W TDP, is dual-slot, requires two 8-pin power connectors, and suggests a 750 W PSU. The RX 7600S has a 75 W TDP, is an integrated graphics processor, has no power connectors, and lists no suggested PSU. The desktop card has recorded dimensions of 287 mm length, 110 mm height, and 51 mm width; the mobile part has none. Display outputs are 1x HDMI 2.1a, 2x DisplayPort 2.1, and 1x USB Type-C for the RX 7900 XTX, while the RX 7600S outputs are portable device dependent.

The RX 7900 XTX is end-of-life, released on 2022-11-02, with a launch MSRP of 999 USD. Its predecessor is Navi II and its successor is Navi IV. The RX 7600S is active, released on 2023-01-03, has no launch MSRP recorded, lists Polaris Mobile as its predecessor, and has no successor. Both share the same API support: DirectX 12 Ultimate (12_2), OpenGL 4.6, and Vulkan 1.4, and both use the PCIe 4.0 x16 bus interface.