AMD Radeon RX 6600 VS NVIDIA GeForce GTX 1660 Ti
amd
Brand8GB GDDR6
Memory1792
Cores224 GB/s
BandwidthRadeon RX 6600
VS
nvidia
Brand6GB GDDR6
Memory1536
Cores288 GB/s
BandwidthGeForce GTX 1660 Ti
AMD Radeon RX 6600
8GB GDDR6 132W N/A Oct 2021
Radeon RX 6600
$329 • Oct 2021
VS
GeForce GTX 1660 Ti
$279 • Feb 2019
NVIDIA GeForce GTX 1660 Ti
6GB GDDR6 120W $178.99 Feb 2019
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Specs Comparison
| Specification | AMD Radeon RX 6600 | NVIDIA GeForce GTX 1660 Ti |
|---|---|---|
| Memory Size | 8 GB | 6 GB |
| Memory Type | GDDR6 | GDDR6 |
| TDP | 132 W | 120 W |
| Core Clock | N/A | N/A |
| Boost Clock | 2491 MHz | 1770 MHz |
| Memory Bandwidth | 224 GB/s | 288 GB/s |
| Process Size | 7nm | 12nm |
| Architecture | RDNA 2.0 | Turing |
| Shading Units | 1792 | 1536 |
| RT Cores | 28 | N/A |
| TMUs | 112 | 96 |
| ROPs | 64 | 48 |
| Memory Bus | 128-bit | 192-bit |
| Memory Clock | 1750 MHz | 1500 MHz |
| Pixel Rate | 159.4 GPixel/s | 84.96 GPixel/s |
| Texture Rate | 224 GTexel/s | 288 GTexel/s |
| FP32 Performance | 8.928 GFLOPS | 5.437 GFLOPS |
| L2 Cache | 2.00 MB | 1.50 MB |
| Die Size | 237 mm² | 284 mm² |
| Transistors | 11060 Million | 6600 Million |
| Required PSU | 300 W | 300 W |
| Power Connectors | 1x 8-pin | 1x 8-pin |
| Bus Interface | PCIe 4.0 x8 | PCIe 3.0 x16 |
| DirectX | 12.2 | 12.1 |
| Vulkan | 1.3 | 1.3 |
| OpenGL | 4.6 | 4.6 |
| Foundry | TSMC | TSMC |
Comparison in Synthetic Benchmarks
3DMark Time Spy
Synthetic DirectX 12 benchmark that measures GPU performance in gaming workloads
Graphics Score
7173 (+21%)
AMD Radeon RX 6600
5918
NVIDIA GeForce GTX 1660 Ti
Geekbench 6
Cross-platform benchmark that measures GPU compute performance using OpenCL and Metal APIs
OpenCL Score
58048
AMD Radeon RX 6600
72340 (+25%)
NVIDIA GeForce GTX 1660 Ti
GFXBench 5.0
Cross-platform 3D graphics benchmark suite that measures GPU performance across different APIs
Aztec Ruins High (FPS)
96.4 FPS (+34%)
AMD Radeon RX 6600
71.9 FPS
NVIDIA GeForce GTX 1660 Ti
PassMark G2D
Comprehensive 2D graphics benchmark that measures GPU performance in various graphics operations
G2D Mark
15115 (+17%)
AMD Radeon RX 6600
12909
NVIDIA GeForce GTX 1660 Ti
Game Benchmarks Comparison (13 benchmarks)
Assassin's Creed Black Flag Resynced
8 2026 • Action, Adventure Ubisoft Singapore, Ubisoft Barcelona, Ubisoft Bordeaux, Ubisoft Belgrade, Ubisoft Chengdu, Ubisoft India, Ubisoft Kyiv, Ubisoft Montpellier, Ubisoft Philippines, Ubisoft Quebec, Ubisoft Shanghai
1080p
| high
| Patch: v1.0 | Old Hardware
Radeon RX 6600 (+18%)
AVG 33 FPS
MIN 26 FPS
GeForce GTX 1660 Ti
AVG 28 FPS
MIN 22 FPS
1440p
| high
| Patch: v1.0 | Old Hardware
Radeon RX 6600 (+18%)
AVG 26 FPS
MIN 19 FPS
GeForce GTX 1660 Ti
AVG 22 FPS
MIN 14 FPS
2160p
| high
| Patch: v1.0 | Old Hardware
Radeon RX 6600 (+33%)
AVG 16 FPS
MIN 11 FPS
GeForce GTX 1660 Ti
AVG 12 FPS
MIN 8 FPS
1080p
| high
| fsr balanced
| Patch: v1.0 | Old Hardware
Radeon RX 6600 (+7%)
AVG 44 FPS
MIN 40 FPS
GeForce GTX 1660 Ti
AVG 41 FPS
MIN 36 FPS
1440p
| high
| fsr balanced
| Patch: v1.0 | Old Hardware
Radeon RX 6600 (+15%)
AVG 39 FPS
MIN 36 FPS
GeForce GTX 1660 Ti
AVG 34 FPS
MIN 29 FPS
2160p
| high
| fsr balanced
| Patch: v1.0 | Old Hardware
Radeon RX 6600 (+33%)
AVG 32 FPS
MIN 27 FPS
GeForce GTX 1660 Ti
AVG 24 FPS
MIN 20 FPS
Winner
Loser
007 First Light
8 2026 • Action, Adventure IO Interactive A/S
1080p
| high
| Patch: v1.0 | Old Hardware
Radeon RX 6600 (+48%)
AVG 40 FPS
MIN 33 FPS
GeForce GTX 1660 Ti
AVG 27 FPS
MIN 22 FPS
1440p
| high
| Patch: v1.0 | Old Hardware
Radeon RX 6600 (+50%)
AVG 27 FPS
MIN 23 FPS
GeForce GTX 1660 Ti
AVG 18 FPS
MIN 14 FPS
1080p
| high
| fsr balanced
| Patch: v1.0 | Old Hardware
Radeon RX 6600 (+31%)
AVG 59 FPS
MIN 50 FPS
GeForce GTX 1660 Ti
AVG 45 FPS
MIN 37 FPS
1440p
| high
| fsr balanced
| Patch: v1.0 | Old Hardware
Radeon RX 6600 (+35%)
AVG 46 FPS
MIN 40 FPS
GeForce GTX 1660 Ti
AVG 34 FPS
MIN 29 FPS
Winner
Loser
Scars Above
7.9 2023 • Action, Adventure Mad Head Games
1080p
| ultra
| Patch: v1.1
Radeon RX 6600 (+21%)
AVG 117 FPS
MIN 106 FPS
GeForce GTX 1660 Ti
AVG 97 FPS
MIN 86 FPS
1440p
| ultra
| Patch: v1.1
Radeon RX 6600 (+10%)
AVG 69 FPS
MIN 60 FPS
GeForce GTX 1660 Ti
AVG 63 FPS
MIN 57 FPS
2160p
| ultra
| Patch: v1.1
Radeon RX 6600 (+6%)
AVG 33 FPS
MIN 29 FPS
GeForce GTX 1660 Ti
AVG 31 FPS
MIN 29 FPS
Winner
Loser
AMD Radeon RX 6600 Wins!
Based on 13 benchmarks across 3 games
45
Avg FPS
Radeon RX 6600
VS
+22.1%
37
Avg FPS
GeForce GTX 1660 Ti
AMD Radeon RX 6600
AMD • 8GB GDDR6
13
Wins
45
Avg FPS
38
Min FPS
100%
Win Rate
NVIDIA GeForce GTX 1660 Ti
NVIDIA • 6GB GDDR6
0
Wins
37
Avg FPS
31
Min FPS
0%
Win Rate
Where to Buy
Compare with Similar GPUs
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