AMD Radeon RX Vega 64 VS AMD Radeon RX 6600
amd
Brand8GB HBM2
Memory4096
Cores483.8 GB/s
BandwidthRadeon RX Vega 64
VS
amd
Brand8GB GDDR6
Memory1792
Cores224 GB/s
BandwidthRadeon RX 6600
AMD Radeon RX Vega 64
8GB HBM2 295W N/A Aug 2017
Radeon RX Vega 64
$499 • Aug 2017
VS
Radeon RX 6600
$329 • Oct 2021
AMD Radeon RX 6600
8GB GDDR6 132W N/A Oct 2021
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Specs Comparison
| Specification | AMD Radeon RX Vega 64 | AMD Radeon RX 6600 |
|---|---|---|
| Memory Size | 8 GB | 8 GB |
| Memory Type | HBM2 | GDDR6 |
| TDP | 295 W | 132 W |
| Core Clock | N/A | N/A |
| Boost Clock | 1546 MHz | 2491 MHz |
| Memory Bandwidth | 483.8 GB/s | 224 GB/s |
| Process Size | 14nm | 7nm |
| Architecture | GCN 5.0 | RDNA 2.0 |
| Shading Units | 4096 | 1792 |
| RT Cores | N/A | 28 |
| TMUs | 256 | 112 |
| ROPs | 64 | 64 |
| Memory Bus | 2048-bit | 128-bit |
| Memory Clock | 945 MHz | 1750 MHz |
| Pixel Rate | 98.94 GPixel/s | 159.4 GPixel/s |
| Texture Rate | 483.8 GTexel/s | 224 GTexel/s |
| FP32 Performance | 12.66 GFLOPS | 8.928 GFLOPS |
| L2 Cache | 4.00 MB | 2.00 MB |
| Die Size | 495 mm² | 237 mm² |
| Transistors | 12500 Million | 11060 Million |
| Required PSU | 600 W | 300 W |
| Power Connectors | 2x 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 | GlobalFoundries | TSMC |
Comparison in Synthetic Benchmarks
3DMark Time Spy
Synthetic DirectX 12 benchmark that measures GPU performance in gaming workloads
Graphics Score
7509 (+5%)
AMD Radeon RX Vega 64
7173
AMD Radeon RX 6600
Geekbench 6
Cross-platform benchmark that measures GPU compute performance using OpenCL and Metal APIs
OpenCL Score
52807
AMD Radeon RX Vega 64
58048 (+10%)
AMD Radeon RX 6600
GFXBench 5.0
Cross-platform 3D graphics benchmark suite that measures GPU performance across different APIs
Aztec Ruins High (FPS)
90.6 FPS
AMD Radeon RX Vega 64
96.4 FPS (+6%)
AMD Radeon RX 6600
PassMark G2D
Comprehensive 2D graphics benchmark that measures GPU performance in various graphics operations
G2D Mark
14143
AMD Radeon RX Vega 64
15115 (+7%)
AMD Radeon RX 6600
Game Benchmarks Comparison (99 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 (+3%)
AVG 33 FPS
MIN 26 FPS
Radeon RX Vega 64
AVG 32 FPS
MIN 26 FPS
1440p
| high
| Patch: v1.0 | Old Hardware
Radeon RX Vega 64 (+4%)
AVG 27 FPS
MIN 20 FPS
Radeon RX 6600
AVG 26 FPS
MIN 19 FPS
2160p
| high
| Patch: v1.0 | Old Hardware
Radeon RX Vega 64 (+6%)
AVG 17 FPS
MIN 11 FPS
Radeon RX 6600
AVG 16 FPS
MIN 11 FPS
1080p
| high
| fsr balanced
| Patch: v1.0 | Old Hardware
Radeon RX Vega 64 (+0%)
AVG 44 FPS
MIN 40 FPS
Radeon RX 6600 (+0%)
AVG 44 FPS
MIN 40 FPS
1440p
| high
| fsr balanced
| Patch: v1.0 | Old Hardware
Radeon RX Vega 64 (+0%)
AVG 39 FPS
MIN 34 FPS
Radeon RX 6600 (+0%)
AVG 39 FPS
MIN 36 FPS
2160p
| high
| fsr balanced
| Patch: v1.0 | Old Hardware
Radeon RX 6600 (+3%)
AVG 32 FPS
MIN 27 FPS
Radeon RX Vega 64
AVG 31 FPS
MIN 25 FPS
Winner
Loser
Marvel’s Spider-Man Remastered
8.7 2022 • Action, Adventure, Casual Insomniac Games, Nixxes Software
1080p
| ultra
Radeon RX 6600 (+21%)
AVG 74 FPS
MIN 62 FPS
Radeon RX Vega 64
AVG 61 FPS
MIN 56 FPS
1440p
| ultra
Radeon RX 6600 (+10%)
AVG 54 FPS
MIN 48 FPS
Radeon RX Vega 64
AVG 49 FPS
MIN 44 FPS
2160p
| ultra
Radeon RX 6600 (+4%)
AVG 29 FPS
MIN 22 FPS
Radeon RX Vega 64
AVG 28 FPS
MIN 21 FPS
Winner
Loser
Scars Above
7.9 2023 • Action, Adventure Mad Head Games
1080p
| ultra
| Patch: v1.1
Radeon RX 6600 (+13%)
AVG 117 FPS
MIN 106 FPS
Radeon RX Vega 64
AVG 104 FPS
MIN 92 FPS
1440p
| ultra
| Patch: v1.1
Radeon RX Vega 64 (+4%)
AVG 72 FPS
MIN 61 FPS
Radeon RX 6600
AVG 69 FPS
MIN 60 FPS
2160p
| ultra
| Patch: v1.1
Radeon RX Vega 64 (+12%)
AVG 37 FPS
MIN 31 FPS
Radeon RX 6600
AVG 33 FPS
MIN 29 FPS
Winner
Loser
Sifu
8.7 2022 • Action, Indie Sloclap
1080p
| ultra
Radeon RX 6600 (+6%)
AVG 244 FPS
MIN 166 FPS
Radeon RX Vega 64
AVG 231 FPS
MIN 155 FPS
1440p
| ultra
Radeon RX Vega 64 (+1%)
AVG 151 FPS
MIN 96 FPS
Radeon RX 6600
AVG 150 FPS
MIN 96 FPS
2160p
| ultra
Radeon RX Vega 64 (+7%)
AVG 77 FPS
MIN 49 FPS
Radeon RX 6600
AVG 72 FPS
MIN 48 FPS
Winner
Loser
Dying Light 2 Stay Human
8 2022 • Action, Adventure, RPG Techland
1080p
| ultra
Radeon RX Vega 64 (+3%)
AVG 64 FPS
MIN 57 FPS
Radeon RX 6600
AVG 62 FPS
MIN 56 FPS
1440p
| ultra
Radeon RX Vega 64 (+2%)
AVG 44 FPS
MIN 38 FPS
Radeon RX 6600
AVG 43 FPS
MIN 38 FPS
2160p
| ultra
Radeon RX Vega 64 (+14%)
AVG 24 FPS
MIN 19 FPS
Radeon RX 6600
AVG 21 FPS
MIN 18 FPS
1080p
| ultra
| fsr 3 quality
Radeon RX 6600 (+9%)
AVG 97 FPS
MIN 82 FPS
Radeon RX Vega 64
AVG 89 FPS
MIN 80 FPS
1440p
| ultra
| fsr 3 quality
Radeon RX Vega 64 (+1%)
AVG 69 FPS
MIN 63 FPS
Radeon RX 6600
AVG 68 FPS
MIN 62 FPS
2160p
| ultra
| fsr 3 quality
Radeon RX Vega 64 (+2%)
AVG 43 FPS
MIN 38 FPS
Radeon RX 6600
AVG 42 FPS
MIN 38 FPS
Winner
Loser
Serious Sam Siberian Mayhem
8.6 2022 • Action, Adventure Croteam, Timelock Studio
1080p
| ultra
Radeon RX 6600 (+8%)
AVG 97 FPS
MIN 83 FPS
Radeon RX Vega 64
AVG 90 FPS
MIN 75 FPS
1440p
| ultra
Radeon RX 6600 (+4%)
AVG 71 FPS
MIN 62 FPS
Radeon RX Vega 64
AVG 68 FPS
MIN 60 FPS
2160p
| ultra
Radeon RX 6600 (+5%)
AVG 43 FPS
MIN 34 FPS
Radeon RX Vega 64
AVG 41 FPS
MIN 34 FPS
Winner
Loser
No more benchmarks available for this comparison
AMD Radeon RX 6600 Wins!
Based on 99 benchmarks across 29 games
60
Avg FPS
Radeon RX Vega 64
VS
+5.3%
63
Avg FPS
Radeon RX 6600
AMD Radeon RX Vega 64
AMD • 8GB HBM2
33
Wins
60
Avg FPS
50
Min FPS
33%
Win Rate
AMD Radeon RX 6600
AMD • 8GB GDDR6
52
Wins
63
Avg FPS
53
Min FPS
53%
Win Rate
Compare with Similar GPUs
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