amd
Brand2GB GDDR5
Memory1280
Cores153.6 GB/s
BandwidthAMD Radeon HD 7870 GHz Edition
amd
Brand20GB GDDR6
Memory5376
Cores800 GB/s
BandwidthAMD Radeon RX 7900 XT
AMD Radeon HD 7870 GHz Edition
Radeon HD 7870 GHz Edition
$349 • Mar 2012
Radeon RX 7900 XT
$899 • Nov 2022
AMD Radeon RX 7900 XT
Specs Comparison
| Specification | AMD Radeon HD 7870 GHz Edition | AMD Radeon RX 7900 XT |
|---|---|---|
| Memory Size | 2 GB | 20 GB |
| Memory Type | GDDR5 | GDDR6 |
| TDP | 175 W | 300 W |
| Core Clock | N/A | N/A |
| Boost Clock | N/A | 2394 MHz |
| Memory Bandwidth | 153.6 GB/s | 800 GB/s |
| Process Size | 28nm | 5nm |
| Architecture | GCN 1.0 | RDNA 3.0 |
| Shading Units | 1280 | 5376 |
| RT Cores | N/A | 84 |
| TMUs | 80 | 336 |
| ROPs | 32 | 192 |
| Memory Bus | 256-bit | 320-bit |
| Memory Clock | 1200 MHz | 2500 MHz |
| Pixel Rate | 32 GPixel/s | 459.6 GPixel/s |
| Texture Rate | 80 GTexel/s | 800 GTexel/s |
| FP32 Performance | 2.56 GFLOPS | 51.48 GFLOPS |
| L2 Cache | 0.50 MB | 6.00 MB |
| Die Size | 212 mm² | 529 mm² |
| Transistors | 2800 Million | 57700 Million |
| Required PSU | 450 W | 700 W |
| Power Connectors | 2x 6-pin | 2x 8-pin |
| Bus Interface | PCIe 3.0 x16 | PCIe 4.0 x16 |
| DirectX | 11.1 | 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 7870 GHz Edition
AMD Radeon RX 7900 XT
Geekbench 6
Cross-platform benchmark that measures GPU compute performance using OpenCL and Metal APIs
OpenCL Score
AMD Radeon HD 7870 GHz Edition
AMD Radeon RX 7900 XT
GFXBench 5.0
Cross-platform 3D graphics benchmark suite that measures GPU performance across different APIs
Aztec Ruins High (FPS)
AMD Radeon HD 7870 GHz Edition
AMD Radeon RX 7900 XT
PassMark G2D
Comprehensive 2D graphics benchmark that measures GPU performance in various graphics operations
G2D Mark
AMD Radeon HD 7870 GHz Edition
AMD Radeon RX 7900 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 7900 XT Wins!
Based on 4 synthetic benchmarks
AMD Radeon HD 7870 GHz Edition
AMD • 2GB GDDR5
AMD Radeon RX 7900 XT
AMD • 20GB GDDR6
Most Compared GPUs
Comments & Discussion
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