AMD Radeon RX 6600 vs NVIDIA GeForce GTX 1060 3 GB Comparison

The benchmark data shows a decisive generational victory for the AMD Radeon RX 6600. Across all three shared head-to-head tests, the RX 6600 outperforms the NVIDIA GeForce GTX 1060 3 GB by a significant margin. The GTX 1060 3 GB, an end-of-life Pascal-era part, cannot match the modern RDNA 2.0 architecture in raw compute or API-specific workloads. The data indicates that the RX 6600 is the superior choice for anyone seeking modern performance, while the GTX 1060 3 GB remains a legacy option with notable limitations in current benchmarks.

Head-to-Head Benchmarks

The most striking result in the comparison is the Geekbench Metal test, where the AMD Radeon RX 6600 scores 88,398 points against the GTX 1060 3 GB's 13,527 points. This represents a deltaPct of -84.7% for the GTX 1060, meaning the RX 6600 is roughly 553% faster in this specific workload. While Metal is primarily an Apple API, the sheer magnitude of this gap highlights the architectural efficiency improvements in the RDNA 2.0 design, which features 1,792 shading units compared to 1,152 on the Pascal chip.

In the Geekbench Vulkan test, the RX 6600 again dominates, scoring 67,623 versus 17,475 for the GTX 1060 3 GB. This deltaPct of -74.2% underscores the RX 6600's superior Vulkan implementation, which is critical for modern cross-platform gaming and compute applications. The RX 6600's boost clock of 2491 MHz, combined with its 8 GB of GDDR6 memory, allows it to handle Vulkan's lower-level overhead far more efficiently than the older GTX 1060, which relies on a 1708 MHz boost and 3 GB of GDDR5.

The closest contest between the two comes in the Geekbench OpenCL test, where the RX 6600 scores 28,850 against the GTX 1060's 27,001. The deltaPct here is only -6.4%, indicating a narrow victory for the RX 6600. This suggests that in pure compute tasks that are not heavily optimized for a specific vendor, the two cards are more evenly matched. However, the RX 6600 still wins, and this result is the exception rather than the rule. The overall head-to-head record is 3-0 in favor of the AMD card, with the GTX 1060 failing to secure a single win across any of the shared benchmarks.

The Verdict

The data is unambiguous: the AMD Radeon RX 6600 is the clear winner in every measured category. The GTX 1060 3 GB has zero wins in the head-to-head comparison, making any argument for its superiority unsupportable from the benchmark results. The RX 6600's average benchmark score of 19,036 places it in the 63rd percentile of all GPUs, while the GTX 1060's average of 19,334 places it in the 64th percentile, but these aggregate figures mask the massive performance delta in modern API tests.

For a user prioritizing current-generation gaming or compute workloads, the RX 6600 is the only logical choice. Its 8 GB VRAM, 224.0 GB/s memory bandwidth, and 8.928 TFLOPS FP32 performance provide a substantial foundation for modern titles and applications. The GTX 1060 3 GB, with its 3 GB VRAM and 3.935 TFLOPS, is simply outclassed in scenarios that demand higher memory capacity or more compute throughput. The RX 6600 also supports DirectX 12 Ultimate (12_2), while the GTX 1060 is limited to DirectX 12 (12_1), a critical difference for ray-traced or feature-rich DX12 titles.

The only scenario where the GTX 1060 3 GB might be considered is in a legacy system where its 120 W TDP and single 6-pin power connector are the only constraints, but even then, the performance deficit is too large to recommend it over the RX 6600. The RX 6600's 132 W TDP and 1x 8-pin connector are marginally higher, but the performance gain justifies the additional power requirement. The data shows that the RX 6600 is not just a better card; it is the definitive choice for anyone who wants to run modern software without compromise.

FAQ

Q: Which GPU has a higher score in the Geekbench Metal benchmark?

A: The AMD Radeon RX 6600 scores 88,398, while the NVIDIA GeForce GTX 1060 3 GB scores 13,527, giving the RX 6600 an advantage of 74.2% based on the deltaPct of -84.7% for the GTX 1060.

Q: How does the GTX 1060 3 GB compare to the RX 6600 in Vulkan performance?

A: The RX 6600 is significantly faster, scoring 67,623 versus 17,475 for the GTX 1060 3 GB. This represents a deltaPct of -74.2%, meaning the RX 6600 outperforms the older card by a wide margin in Vulkan workloads.

Q: What is the average benchmark score for each GPU?

A: The NVIDIA GeForce GTX 1060 3 GB has an average benchmark score of 19,334, while the AMD Radeon RX 6600 has an average score of 19,036. Despite the RX 6600's lower average, it wins all direct head-to-head tests.

Q: Which GPU has a higher transistor count?

A: The AMD Radeon RX 6600 contains 11,060 million transistors, significantly more than the 4,400 million found in the NVIDIA GeForce GTX 1060 3 GB. This reflects the RX 6600's more modern 7 nm process node versus the 16 nm node used by the GTX 1060.

Q: Does the RX 6600 support DirectX 12 Ultimate?

A: Yes, the AMD Radeon RX 6600 supports DirectX 12 Ultimate (12_2). The NVIDIA GeForce GTX 1060 3 GB only supports DirectX 12 (12_1), which lacks some of the advanced features found in the Ultimate specification.

Q: What is the launch MSRP for each card?

A: The NVIDIA GeForce GTX 1060 3 GB had a launch MSRP of 199 USD, while the AMD Radeon RX 6600 had a launch MSRP of 329 USD.

Specification Differences

The two cards differ fundamentally in their memory configurations. The GTX 1060 3 GB offers 3 GB of GDDR5 memory on a 192-bit bus, yielding a bandwidth of 192.2 GB/s. In contrast, the RX 6600 provides 8 GB of GDDR6 memory on a 128-bit bus, achieving a higher bandwidth of 224.0 GB/s. The RX 6600's memory clock is 1750 MHz (14 Gbps effective), while the GTX 1060's memory clock is 2002 MHz (8 Gbps effective), showing that the newer GDDR6 standard is more efficient despite a lower clock.

The compute specifications also show clear separation. The GTX 1060 3 GB has 1,152 shading units, 72 TMUs, and 48 ROPs, while the RX 6600 has 1,792 shading units, 112 TMUs, and 64 ROPs. This translates to a pixel rate of 81.98 GPixel/s and a texture rate of 123.0 GTexel/s for the GTX 1060, versus 159.4 GPixel/s and 279.0 GTexel/s for the RX 6600. The FP32 performance is 3.935 TFLOPS for the GTX 1060 and 8.928 TFLOPS for the RX 6600, a difference of over 2.2x.

Physical dimensions and power requirements also differ. The GTX 1060 3 GB is 250 mm (9.8 inches) long, while the RX 6600 is 190 mm (7.5 inches) long, with a height of 110 mm (4.3 inches) and width of 40 mm (1.6 inches). The GTX 1060 uses a 1x 6-pin power connector and has a TDP of 120 W, while the RX 6600 uses a 1x 8-pin connector with a TDP of 132 W. Both cards suggest a 300 W power supply, and both are dual-slot designs.

Architecture Differences

The architectural divide between these two GPUs is stark. The GTX 1060 3 GB is built on the Pascal architecture using the GP106 chip, manufactured on a 16 nm process at TSMC. It has a die size of 200 mm² and a transistor density of 22.0M / mm². The RX 6600, by contrast, uses the RDNA 2.0 architecture with the Navi 23 chip, fabricated on a 7 nm process at TSMC, resulting in a die size of 237 mm² and a transistor density of 46.7M / mm². The RX 6600's higher density allows it to pack 11,060 million transistors versus 4,400 million on the GTX 1060.

The RX 6600 features 28 ray tracing cores, a significant addition that is entirely absent from the GTX 1060 3 GB. This enables hardware-accelerated ray tracing on the RX 6600, which the Pascal-based card cannot perform. Additionally, the RX 6600 supports DirectX 12 Ultimate (12_2), while the GTX 1060 is limited to DirectX 12 (12_1), meaning the RX 6600 can take advantage of features like mesh shaders and variable rate shading.

The memory architecture also reflects the generational leap. The RX 6600 uses PCIe 4.0 x8, doubling the bandwidth of the GTX 1060's PCIe 3.0 x16 interface. The RX 6600's FP16 performance is 17.86 TFLOPS (2:1 rate), a massive improvement over the GTX 1060's 61.49 GFLOPS (1:64 rate), indicating that the RDNA 2.0 architecture is far more capable in half-precision compute tasks. The GTX 1060 also lacks the game clock specification that the RX 6600 has, which is set at 2044 MHz.

Where Each One Wins

The AMD Radeon RX 6600 wins in every benchmark category where both cards are tested. It takes the Geekbench Metal test with a score of 88,398, the Geekbench Vulkan test with 67,623, and the Geekbench OpenCL test with 28,850. The GTX 1060 3 GB fails to secure a single victory in any head-to-head test, making its use case extremely limited. The RX 6600's wins are most pronounced in Metal and Vulkan, where its modern architecture and higher memory bandwidth deliver crushing advantages.

The GTX 1060 3 GB's only potential advantage lies in its lower launch MSRP of 199 USD compared to the RX 6600's 329 USD, and its marginally lower TDP of 120 W versus 132 W. However, the benchmark data shows that this price difference does not translate into competitive performance. The GTX 1060's older PCIe 3.0 interface and 3 GB VRAM make it unsuitable for modern games or applications that demand high memory capacity, while the RX 6600's 8 GB VRAM and PCIe 4.0 support position it for current and future workloads.

For users with legacy systems where a 6-pin power connector is the only option, the GTX 1060 3 GB might technically fit, but the performance deficit is so large that it is hard to justify. The RX 6600 is the clear winner for any workload involving modern APIs, high-resolution textures, or ray tracing. The data shows that the RX 6600 is not just a better GPU; it is in a different performance class entirely, with the GTX 1060 relegated to a historical footnote in the GeForce 10-series lineup.