amd
Brand1GB GDDR5
Memory896
Cores96 GB/s
BandwidthAMD Radeon HD 7790
amd
Brand16GB GDDR6
Memory5120
Cores512 GB/s
BandwidthAMD Radeon RX 6900 XT
AMD Radeon HD 7790
Radeon HD 7790
$149 • Mar 2013
Radeon RX 6900 XT
$999 • Oct 2020
AMD Radeon RX 6900 XT
Specs Comparison
| Specification | AMD Radeon HD 7790 | AMD Radeon RX 6900 XT |
|---|---|---|
| Memory Size | 1 GB | 16 GB |
| Memory Type | GDDR5 | GDDR6 |
| TDP | 85 W | 300 W |
| Core Clock | N/A | N/A |
| Boost Clock | N/A | 2250 MHz |
| Memory Bandwidth | 96 GB/s | 512 GB/s |
| Process Size | 28nm | 7nm |
| Architecture | GCN 2.0 | RDNA 2.0 |
| Shading Units | 896 | 5120 |
| RT Cores | N/A | 80 |
| TMUs | 56 | 320 |
| ROPs | 16 | 128 |
| Memory Bus | 128-bit | 256-bit |
| Memory Clock | 1500 MHz | 2000 MHz |
| Pixel Rate | 16 GPixel/s | 288 GPixel/s |
| Texture Rate | 96 GTexel/s | 512 GTexel/s |
| FP32 Performance | 1.792 GFLOPS | 23.04 GFLOPS |
| L2 Cache | 0.25 MB | 4.00 MB |
| Die Size | 160 mm² | 520 mm² |
| Transistors | 2080 Million | 26800 Million |
| Required PSU | 250 W | 700 W |
| Power Connectors | 1x 6-pin | 2x 8-pin |
| Bus Interface | PCIe 3.0 x16 | PCIe 4.0 x16 |
| DirectX | 12 | 12.2 |
| Vulkan | N/A | 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 HD 7790
AMD Radeon RX 6900 XT
Geekbench 6
Cross-platform benchmark that measures GPU compute performance using OpenCL and Metal APIs
OpenCL Score
AMD Radeon HD 7790
AMD Radeon RX 6900 XT
GFXBench 5.0
Cross-platform 3D graphics benchmark suite that measures GPU performance across different APIs
Aztec Ruins High (FPS)
AMD Radeon HD 7790
AMD Radeon RX 6900 XT
PassMark G2D
Comprehensive 2D graphics benchmark that measures GPU performance in various graphics operations
G2D Mark
AMD Radeon HD 7790
AMD Radeon RX 6900 XT
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 6900 XT Wins!
Based on 4 synthetic benchmarks
AMD Radeon HD 7790
AMD • 1GB GDDR5
AMD Radeon RX 6900 XT
AMD • 16GB GDDR6
Most Compared GPUs
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