amd
Brand8GB GDDR5
Memory2304
Cores256 GB/s
BandwidthAMD Radeon RX 580
VS
amd
Brand8GB GDDR6
Memory1792
Cores224 GB/s
BandwidthAMD Radeon RX 6600
AMD Radeon RX 580
8GB GDDR5 185W $229 Apr 2017
Radeon RX 580
$229 • Apr 2017
VS
Radeon RX 6600
$329 • Oct 2021
AMD Radeon RX 6600
8GB GDDR6 132W $329 Oct 2021
Specs Comparison
| Specification | AMD Radeon RX 580 | AMD Radeon RX 6600 |
|---|---|---|
| Memory Size | 8 GB | 8 GB |
| Memory Type | GDDR5 | GDDR6 |
| TDP | 185 W | 132 W |
| Core Clock | N/A | N/A |
| Boost Clock | 1340 MHz | 2491 MHz |
| Memory Bandwidth | 256 GB/s | 224 GB/s |
| Process Size | 14nm | 7nm |
| Architecture | GCN 4.0 | RDNA 2.0 |
| Shading Units | 2304 | 1792 |
| RT Cores | N/A | 28 |
| TMUs | 144 | 112 |
| ROPs | 32 | 64 |
| Memory Bus | 256-bit | 128-bit |
| Memory Clock | 2000 MHz | 1750 MHz |
| Pixel Rate | 42.88 GPixel/s | 159.4 GPixel/s |
| Texture Rate | 256 GTexel/s | 224 GTexel/s |
| FP32 Performance | 6.175 GFLOPS | 8.928 GFLOPS |
| L2 Cache | 2.00 MB | 2.00 MB |
| Die Size | 232 mm² | 237 mm² |
| Transistors | 5700 Million | 11060 Million |
| Required PSU | 450 W | 300 W |
| Power Connectors | 1x 8-pin | 1x 8-pin |
| Bus Interface | PCIe 3.0 x16 | PCIe 4.0 x8 |
| DirectX | 12 | 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
4176
AMD Radeon RX 580
7173 (+72%)
AMD Radeon RX 6600
Geekbench 6
Cross-platform benchmark that measures GPU compute performance using OpenCL and Metal APIs
OpenCL Score
40514
AMD Radeon RX 580
58048 (+43%)
AMD Radeon RX 6600
GFXBench 5.0
Cross-platform 3D graphics benchmark suite that measures GPU performance across different APIs
Aztec Ruins High (FPS)
FPS
AMD Radeon RX 580
96.4 FPS
AMD Radeon RX 6600
PassMark G2D
Comprehensive 2D graphics benchmark that measures GPU performance in various graphics operations
G2D Mark
8835
AMD Radeon RX 580
15115 (+71%)
AMD Radeon RX 6600
Game Benchmarks Comparison (3 benchmarks)
Scars Above
7.9 2023 • Action, Adventure Mad Head Games
1080p
| ultra
| Patch: v1.1
Radeon RX 6600 (+89%)
AVG 117 FPS
MIN 106 FPS
Radeon RX 580
AVG 62 FPS
MIN 54 FPS
1440p
| ultra
| Patch: v1.1
Radeon RX 6600 (+73%)
AVG 69 FPS
MIN 60 FPS
Radeon RX 580
AVG 40 FPS
MIN 34 FPS
2160p
| ultra
| Patch: v1.1
Radeon RX 6600 (+65%)
AVG 33 FPS
MIN 29 FPS
Radeon RX 580
AVG 20 FPS
MIN 16 FPS
Winner
Loser
AMD Radeon RX 6600 Wins!
Based on 3 benchmarks across 1 games
41
Avg FPS
Radeon RX 580
VS
+79.5%
73
Avg FPS
Radeon RX 6600
AMD Radeon RX 580
AMD • 8GB GDDR5
0
Wins
41
Avg FPS
35
Min FPS
0%
Win Rate
AMD Radeon RX 6600
AMD • 8GB GDDR6
3
Wins
73
Avg FPS
65
Min FPS
100%
Win Rate
Most Compared GPUs
Comments & Discussion
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