AMD Radeon RX 6600 VS AMD Radeon RX Vega 56
amd
Brand8GB GDDR6
Memory1792
Cores224 GB/s
BandwidthRadeon RX 6600
VS
amd
Brand8GB HBM2
Memory3584
Cores409.6 GB/s
BandwidthRadeon RX Vega 56
AMD Radeon RX 6600
8GB GDDR6 132W N/A Oct 2021
Radeon RX 6600
$329 • Oct 2021
VS
Radeon RX Vega 56
$399 • Aug 2017
AMD Radeon RX Vega 56
8GB HBM2 210W N/A Aug 2017
Specs Comparison
| Specification | AMD Radeon RX 6600 | AMD Radeon RX Vega 56 |
|---|---|---|
| Memory Size | 8 GB | 8 GB |
| Memory Type | GDDR6 | HBM2 |
| TDP | 132 W | 210 W |
| Core Clock | N/A | N/A |
| Boost Clock | 2491 MHz | 1471 MHz |
| Memory Bandwidth | 224 GB/s | 409.6 GB/s |
| Process Size | 7nm | 14nm |
| Architecture | RDNA 2.0 | GCN 5.0 |
| Shading Units | 1792 | 3584 |
| RT Cores | 28 | N/A |
| TMUs | 112 | 224 |
| ROPs | 64 | 64 |
| Memory Bus | 128-bit | 2048-bit |
| Memory Clock | 1750 MHz | 800 MHz |
| Pixel Rate | 159.4 GPixel/s | 94.14 GPixel/s |
| Texture Rate | 224 GTexel/s | 409.6 GTexel/s |
| FP32 Performance | 8.928 GFLOPS | 10.54 GFLOPS |
| L2 Cache | 2.00 MB | 4.00 MB |
| Die Size | 237 mm² | 495 mm² |
| Transistors | 11060 Million | 12500 Million |
| Required PSU | 300 W | 550 W |
| Power Connectors | 1x 8-pin | 2x 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 | GlobalFoundries |
Comparison in Synthetic Benchmarks
3DMark Time Spy
Synthetic DirectX 12 benchmark that measures GPU performance in gaming workloads
Graphics Score
7173 (+7%)
AMD Radeon RX 6600
6723
AMD Radeon RX Vega 56
Geekbench 6
Cross-platform benchmark that measures GPU compute performance using OpenCL and Metal APIs
OpenCL Score
58048 (+21%)
AMD Radeon RX 6600
47815
AMD Radeon RX Vega 56
GFXBench 5.0
Cross-platform 3D graphics benchmark suite that measures GPU performance across different APIs
Aztec Ruins High (FPS)
96.4 FPS (+19%)
AMD Radeon RX 6600
81.2 FPS
AMD Radeon RX Vega 56
PassMark G2D
Comprehensive 2D graphics benchmark that measures GPU performance in various graphics operations
G2D Mark
15115 (+15%)
AMD Radeon RX 6600
13099
AMD Radeon RX Vega 56
Game Benchmarks Comparison (111 benchmarks)
Onimusha: Way of the Sword
8 2026 • Action, Adventure, RPG CAPCOM Co., Ltd.
1080p
| ultra
Radeon RX 6600 (+38%)
AVG 66 FPS
MIN 57 FPS
Radeon RX Vega 56
AVG 48 FPS
MIN 39 FPS
1440p
| ultra
Radeon RX 6600 (+69%)
AVG 44 FPS
MIN 38 FPS
Radeon RX Vega 56
AVG 26 FPS
MIN 15 FPS
1080p
| ultra
| fsr balanced
Radeon RX 6600 (+39%)
AVG 85 FPS
MIN 77 FPS
Radeon RX Vega 56
AVG 61 FPS
MIN 50 FPS
1440p
| ultra
| fsr balanced
Radeon RX 6600 (+38%)
AVG 66 FPS
MIN 60 FPS
Radeon RX Vega 56
AVG 48 FPS
MIN 38 FPS
Winner
Loser
Resonance: A Plague Tale Legacy
7 2026 • Action, Adventure Asobo Studio
1080p
| ultra
| Patch: v1.0 | Old Hardware
Radeon RX 6600 (+10%)
AVG 53 FPS
MIN 47 FPS
Radeon RX Vega 56
AVG 48 FPS
MIN 41 FPS
1440p
| ultra
| Patch: v1.0 | Old Hardware
Radeon RX 6600 (+18%)
AVG 39 FPS
MIN 34 FPS
Radeon RX Vega 56
AVG 33 FPS
MIN 28 FPS
2160p
| ultra
| Patch: v1.0 | Old Hardware
Radeon RX 6600 (+21%)
AVG 23 FPS
MIN 18 FPS
Radeon RX Vega 56
AVG 19 FPS
MIN 16 FPS
1080p
| ultra
| fsr balanced
| Patch: v1.0 | Old Hardware
Radeon RX 6600 (+24%)
AVG 73 FPS
MIN 67 FPS
Radeon RX Vega 56
AVG 59 FPS
MIN 52 FPS
1440p
| ultra
| fsr balanced
| Patch: v1.0 | Old Hardware
Radeon RX 6600 (+24%)
AVG 57 FPS
MIN 49 FPS
Radeon RX Vega 56
AVG 46 FPS
MIN 40 FPS
2160p
| ultra
| fsr balanced
| Patch: v1.0 | Old Hardware
Radeon RX 6600 (+13%)
AVG 36 FPS
MIN 31 FPS
Radeon RX Vega 56
AVG 32 FPS
MIN 26 FPS
Winner
Loser
The Sinking City 2
7.5 2026 • Action, Adventure Frogwares
1080p
| ultra
| Patch: v1.0 | Old Hardware
Radeon RX 6600 (+6%)
AVG 35 FPS
MIN 30 FPS
Radeon RX Vega 56
AVG 33 FPS
MIN 22 FPS
1440p
| ultra
| Patch: v1.0 | Old Hardware
Radeon RX 6600 (+8%)
AVG 27 FPS
MIN 22 FPS
Radeon RX Vega 56
AVG 25 FPS
MIN 16 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 (+18%)
AVG 33 FPS
MIN 26 FPS
Radeon RX Vega 56
AVG 28 FPS
MIN 23 FPS
1440p
| high
| Patch: v1.0 | Old Hardware
Radeon RX 6600 (+8%)
AVG 26 FPS
MIN 19 FPS
Radeon RX Vega 56
AVG 24 FPS
MIN 18 FPS
2160p
| high
| Patch: v1.0 | Old Hardware
Radeon RX 6600 (+7%)
AVG 16 FPS
MIN 11 FPS
Radeon RX Vega 56
AVG 15 FPS
MIN 10 FPS
1080p
| high
| fsr balanced
| Patch: v1.0 | Old Hardware
Radeon RX 6600 (+13%)
AVG 44 FPS
MIN 40 FPS
Radeon RX Vega 56
AVG 39 FPS
MIN 35 FPS
1440p
| high
| fsr balanced
| Patch: v1.0 | Old Hardware
Radeon RX 6600 (+15%)
AVG 39 FPS
MIN 36 FPS
Radeon RX Vega 56
AVG 34 FPS
MIN 30 FPS
2160p
| high
| fsr balanced
| Patch: v1.0 | Old Hardware
Radeon RX 6600 (+19%)
AVG 32 FPS
MIN 27 FPS
Radeon RX Vega 56
AVG 27 FPS
MIN 22 FPS
Winner
Loser
Marvel’s Spider-Man Remastered
8.7 2022 • Action, Adventure, Casual Insomniac Games, Nixxes Software
1080p
| ultra
Radeon RX 6600 (+37%)
AVG 74 FPS
MIN 62 FPS
Radeon RX Vega 56
AVG 54 FPS
MIN 49 FPS
1440p
| ultra
Radeon RX 6600 (+26%)
AVG 54 FPS
MIN 48 FPS
Radeon RX Vega 56
AVG 43 FPS
MIN 39 FPS
2160p
| ultra
Radeon RX 6600 (+16%)
AVG 29 FPS
MIN 22 FPS
Radeon RX Vega 56
AVG 25 FPS
MIN 18 FPS
Winner
Loser
Scars Above
7.9 2023 • Action, Adventure Mad Head Games
1080p
| ultra
| Patch: v1.1
Radeon RX 6600 (+27%)
AVG 117 FPS
MIN 106 FPS
Radeon RX Vega 56
AVG 92 FPS
MIN 81 FPS
1440p
| ultra
| Patch: v1.1
Radeon RX 6600 (+10%)
AVG 69 FPS
MIN 60 FPS
Radeon RX Vega 56
AVG 63 FPS
MIN 54 FPS
2160p
| ultra
| Patch: v1.1
Radeon RX 6600 (+0%)
AVG 33 FPS
MIN 29 FPS
Radeon RX Vega 56 (+0%)
AVG 33 FPS
MIN 27 FPS
Winner
Loser
No more benchmarks available for this comparison
AMD Radeon RX 6600 Wins!
Based on 111 benchmarks across 32 games
62
Avg FPS
Radeon RX 6600
VS
+20.2%
52
Avg FPS
Radeon RX Vega 56
AMD Radeon RX 6600
AMD • 8GB GDDR6
101
Wins
62
Avg FPS
52
Min FPS
91%
Win Rate
AMD Radeon RX Vega 56
AMD • 8GB HBM2
2
Wins
52
Avg FPS
43
Min FPS
2%
Win Rate
Compare with Similar GPUs
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