NVIDIA GeForce GTX 1660 VS AMD Radeon RX 6600
nvidia
Brand6GB GDDR5
Memory1408
Cores192.1 GB/s
BandwidthGeForce GTX 1660
VS
amd
Brand8GB GDDR6
Memory1792
Cores224 GB/s
BandwidthRadeon RX 6600
NVIDIA GeForce GTX 1660
6GB GDDR5 120W N/A Mar 2019
GeForce GTX 1660
$219 • Mar 2019
VS
Radeon RX 6600
$329 • Oct 2021
AMD Radeon RX 6600
8GB GDDR6 132W N/A Oct 2021
Specs Comparison
| Specification | NVIDIA GeForce GTX 1660 | AMD Radeon RX 6600 |
|---|---|---|
| Memory Size | 6 GB | 8 GB |
| Memory Type | GDDR5 | GDDR6 |
| TDP | 120 W | 132 W |
| Core Clock | N/A | N/A |
| Boost Clock | 1785 MHz | 2491 MHz |
| Memory Bandwidth | 192.1 GB/s | 224 GB/s |
| Process Size | 12nm | 7nm |
| Architecture | Turing | RDNA 2.0 |
| Shading Units | 1408 | 1792 |
| RT Cores | N/A | 28 |
| TMUs | 88 | 112 |
| ROPs | 48 | 64 |
| Memory Bus | 192-bit | 128-bit |
| Memory Clock | 2001 MHz | 1750 MHz |
| Pixel Rate | 85.68 GPixel/s | 159.4 GPixel/s |
| Texture Rate | 192.1 GTexel/s | 224 GTexel/s |
| FP32 Performance | 5.027 GFLOPS | 8.928 GFLOPS |
| L2 Cache | 1.50 MB | 2.00 MB |
| Die Size | 284 mm² | 237 mm² |
| Transistors | 6600 Million | 11060 Million |
| Required PSU | 300 W | 300 W |
| Power Connectors | 1x 8-pin | 1x 8-pin |
| Bus Interface | PCIe 3.0 x16 | PCIe 4.0 x8 |
| DirectX | 12.1 | 12.2 |
| 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
5094
NVIDIA GeForce GTX 1660
7173 (+41%)
AMD Radeon RX 6600
Geekbench 6
Cross-platform benchmark that measures GPU compute performance using OpenCL and Metal APIs
OpenCL Score
60105 (+4%)
NVIDIA GeForce GTX 1660
58048
AMD Radeon RX 6600
GFXBench 5.0
Cross-platform 3D graphics benchmark suite that measures GPU performance across different APIs
Aztec Ruins High (FPS)
65.4 FPS
NVIDIA GeForce GTX 1660
96.4 FPS (+47%)
AMD Radeon RX 6600
PassMark G2D
Comprehensive 2D graphics benchmark that measures GPU performance in various graphics operations
G2D Mark
11656
NVIDIA GeForce GTX 1660
15115 (+30%)
AMD Radeon RX 6600
Game Benchmarks Comparison (25 benchmarks)
Onimusha: Way of the Sword
8 2026 • Action, Adventure, RPG CAPCOM Co., Ltd.
1080p
| ultra
Radeon RX 6600 (+40%)
AVG 66 FPS
MIN 57 FPS
GeForce GTX 1660
AVG 47 FPS
MIN 39 FPS
1440p
| ultra
Radeon RX 6600 (+33%)
AVG 44 FPS
MIN 38 FPS
GeForce GTX 1660
AVG 33 FPS
MIN 27 FPS
1080p
| ultra
| fsr balanced
Radeon RX 6600 (+39%)
AVG 85 FPS
MIN 77 FPS
GeForce GTX 1660
AVG 61 FPS
MIN 52 FPS
1440p
| ultra
| fsr balanced
Radeon RX 6600 (+40%)
AVG 66 FPS
MIN 60 FPS
GeForce GTX 1660
AVG 47 FPS
MIN 40 FPS
Winner
Loser
Resonance: A Plague Tale Legacy
7 2026 • Action, Adventure Asobo Studio
1080p
| ultra
| Patch: v1.0 | Old Hardware
Radeon RX 6600 (+36%)
AVG 53 FPS
MIN 47 FPS
GeForce GTX 1660
AVG 39 FPS
MIN 34 FPS
1440p
| ultra
| Patch: v1.0 | Old Hardware
Radeon RX 6600 (+44%)
AVG 39 FPS
MIN 34 FPS
GeForce GTX 1660
AVG 27 FPS
MIN 21 FPS
2160p
| ultra
| Patch: v1.0 | Old Hardware
Radeon RX 6600 (+130%)
AVG 23 FPS
MIN 18 FPS
GeForce GTX 1660
AVG 10 FPS
MIN 7 FPS
1080p
| ultra
| fsr balanced
| Patch: v1.0 | Old Hardware
Radeon RX 6600 (+38%)
AVG 73 FPS
MIN 67 FPS
GeForce GTX 1660
AVG 53 FPS
MIN 45 FPS
1440p
| ultra
| fsr balanced
| Patch: v1.0 | Old Hardware
Radeon RX 6600 (+43%)
AVG 57 FPS
MIN 49 FPS
GeForce GTX 1660
AVG 40 FPS
MIN 33 FPS
2160p
| ultra
| fsr balanced
| Patch: v1.0 | Old Hardware
Radeon RX 6600 (+57%)
AVG 36 FPS
MIN 31 FPS
GeForce GTX 1660
AVG 23 FPS
MIN 20 FPS
Winner
Loser
The Sinking City 2
7.5 2026 • Action, Adventure Frogwares
1080p
| ultra
| Patch: v1.0 | Old Hardware
GeForce GTX 1660 (+0%)
AVG 35 FPS
MIN 22 FPS
Radeon RX 6600 (+0%)
AVG 35 FPS
MIN 30 FPS
1440p
| ultra
| Patch: v1.0 | Old Hardware
Radeon RX 6600 (+23%)
AVG 27 FPS
MIN 22 FPS
GeForce GTX 1660
AVG 22 FPS
MIN 15 FPS
Winner
Loser
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 (+38%)
AVG 33 FPS
MIN 26 FPS
GeForce GTX 1660
AVG 24 FPS
MIN 19 FPS
1440p
| high
| Patch: v1.0 | Old Hardware
Radeon RX 6600 (+37%)
AVG 26 FPS
MIN 19 FPS
GeForce GTX 1660
AVG 19 FPS
MIN 12 FPS
2160p
| high
| Patch: v1.0 | Old Hardware
Radeon RX 6600 (+45%)
AVG 16 FPS
MIN 11 FPS
GeForce GTX 1660
AVG 11 FPS
MIN 7 FPS
1080p
| high
| fsr balanced
| Patch: v1.0 | Old Hardware
Radeon RX 6600 (+22%)
AVG 44 FPS
MIN 40 FPS
GeForce GTX 1660
AVG 36 FPS
MIN 31 FPS
1440p
| high
| fsr balanced
| Patch: v1.0 | Old Hardware
Radeon RX 6600 (+34%)
AVG 39 FPS
MIN 36 FPS
GeForce GTX 1660
AVG 29 FPS
MIN 25 FPS
2160p
| high
| fsr balanced
| Patch: v1.0 | Old Hardware
Radeon RX 6600 (+60%)
AVG 32 FPS
MIN 27 FPS
GeForce GTX 1660
AVG 20 FPS
MIN 17 FPS
Winner
Loser
007 First Light
8 2026 • Action, Adventure IO Interactive A/S
1080p
| high
| Patch: v1.0 | Old Hardware
Radeon RX 6600 (+74%)
AVG 40 FPS
MIN 33 FPS
GeForce GTX 1660
AVG 23 FPS
MIN 19 FPS
1440p
| high
| Patch: v1.0 | Old Hardware
Radeon RX 6600 (+80%)
AVG 27 FPS
MIN 23 FPS
GeForce GTX 1660
AVG 15 FPS
MIN 12 FPS
1080p
| high
| fsr balanced
| Patch: v1.0 | Old Hardware
Radeon RX 6600 (+51%)
AVG 59 FPS
MIN 50 FPS
GeForce GTX 1660
AVG 39 FPS
MIN 32 FPS
1440p
| high
| fsr balanced
| Patch: v1.0 | Old Hardware
Radeon RX 6600 (+59%)
AVG 46 FPS
MIN 40 FPS
GeForce GTX 1660
AVG 29 FPS
MIN 25 FPS
Winner
Loser
Scars Above
7.9 2023 • Action, Adventure Mad Head Games
1080p
| ultra
| Patch: v1.1
Radeon RX 6600 (+39%)
AVG 117 FPS
MIN 106 FPS
GeForce GTX 1660
AVG 84 FPS
MIN 75 FPS
1440p
| ultra
| Patch: v1.1
Radeon RX 6600 (+25%)
AVG 69 FPS
MIN 60 FPS
GeForce GTX 1660
AVG 55 FPS
MIN 50 FPS
2160p
| ultra
| Patch: v1.1
Radeon RX 6600 (+22%)
AVG 33 FPS
MIN 29 FPS
GeForce GTX 1660
AVG 27 FPS
MIN 25 FPS
Winner
Loser
No more benchmarks available for this comparison
AMD Radeon RX 6600 Wins!
Based on 25 benchmarks across 6 games
34
Avg FPS
GeForce GTX 1660
VS
+39.7%
47
Avg FPS
Radeon RX 6600
NVIDIA GeForce GTX 1660
NVIDIA • 6GB GDDR5
0
Wins
34
Avg FPS
28
Min FPS
0%
Win Rate
AMD Radeon RX 6600
AMD • 8GB GDDR6
24
Wins
47
Avg FPS
41
Min FPS
96%
Win Rate
Compare with Similar GPUs
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