amd
Brand8GB GDDR6
Memory2048
Cores256 GB/s
BandwidthAMD Radeon RX 6600 XT
amd
Brand16GB GDDR6
Memory5120
Cores576 GB/s
BandwidthAMD Radeon RX 7900 GRE
AMD Radeon RX 6600 XT
Radeon RX 6600 XT
$379 • Jul 2021
Radeon RX 7900 GRE
$ • Jul 2023
AMD Radeon RX 7900 GRE
Specs Comparison
| Specification | AMD Radeon RX 6600 XT | AMD Radeon RX 7900 GRE |
|---|---|---|
| Memory Size | 8 GB | 16 GB |
| Memory Type | GDDR6 | GDDR6 |
| TDP | 160 W | 260 W |
| Core Clock | N/A | N/A |
| Boost Clock | 2589 MHz | 2245 MHz |
| Memory Bandwidth | 256 GB/s | 576 GB/s |
| Process Size | 7nm | 5nm |
| Architecture | RDNA 2.0 | RDNA 3.0 |
| Shading Units | 2048 | 5120 |
| RT Cores | 32 | 80 |
| TMUs | 128 | 320 |
| ROPs | 64 | 160 |
| Memory Bus | 128-bit | 256-bit |
| Memory Clock | 2000 MHz | 2250 MHz |
| Pixel Rate | 165.7 GPixel/s | 359.2 GPixel/s |
| Texture Rate | 256 GTexel/s | 576 GTexel/s |
| FP32 Performance | 10.6 GFLOPS | 45.98 GFLOPS |
| L2 Cache | 2.00 MB | 6.00 MB |
| Die Size | 237 mm² | 529 mm² |
| Transistors | 11060 Million | 57700 Million |
| Required PSU | 450 W | 600 W |
| Power Connectors | 1x 8-pin | 2x 8-pin |
| Bus Interface | PCIe 4.0 x8 | PCIe 4.0 x16 |
| DirectX | 12.2 | 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
AMD Radeon RX 6600 XT
AMD Radeon RX 7900 GRE
Geekbench 6
Cross-platform benchmark that measures GPU compute performance using OpenCL and Metal APIs
OpenCL Score
AMD Radeon RX 6600 XT
AMD Radeon RX 7900 GRE
GFXBench 5.0
Cross-platform 3D graphics benchmark suite that measures GPU performance across different APIs
Aztec Ruins High (FPS)
AMD Radeon RX 6600 XT
AMD Radeon RX 7900 GRE
PassMark G2D
Comprehensive 2D graphics benchmark that measures GPU performance in various graphics operations
G2D Mark
AMD Radeon RX 6600 XT
AMD Radeon RX 7900 GRE
Game Benchmarks Comparison
No game benchmarks available for this combination of GPUs yet.
We're working on collecting performance data for this combination of GPUs. Please check back later.
AMD Radeon RX 7900 GRE Wins!
Based on 4 synthetic benchmarks
AMD Radeon RX 6600 XT
AMD • 8GB GDDR6
AMD Radeon RX 7900 GRE
AMD • 16GB GDDR6
Most Compared GPUs
Comments & Discussion
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