amd
Brand2GB GDDR5
Memory1280
Cores153.6 GB/s
BandwidthAMD Radeon HD 7870 GHz Edition
amd
Brand3GB GDDR5
Memory2048
Cores288 GB/s
BandwidthAMD Radeon HD 7970 GHz Edition
AMD Radeon HD 7870 GHz Edition
Radeon HD 7870 GHz Edition
$349 • Mar 2012
Radeon HD 7970 GHz Edition
$499 • Jun 2012
AMD Radeon HD 7970 GHz Edition
Specs Comparison
| Specification | AMD Radeon HD 7870 GHz Edition | AMD Radeon HD 7970 GHz Edition |
|---|---|---|
| Memory Size | 2 GB | 3 GB |
| Memory Type | GDDR5 | GDDR5 |
| TDP | 175 W | 300 W |
| Core Clock | N/A | N/A |
| Boost Clock | N/A | 1050 MHz |
| Memory Bandwidth | 153.6 GB/s | 288 GB/s |
| Process Size | 28nm | 28nm |
| Architecture | GCN 1.0 | GCN 1.0 |
| Shading Units | 1280 | 2048 |
| RT Cores | N/A | N/A |
| TMUs | 80 | 128 |
| ROPs | 32 | 32 |
| Memory Bus | 256-bit | 384-bit |
| Memory Clock | 1200 MHz | 1500 MHz |
| Pixel Rate | 32 GPixel/s | 33.6 GPixel/s |
| Texture Rate | 80 GTexel/s | 288 GTexel/s |
| FP32 Performance | 2.56 GFLOPS | 4.301 GFLOPS |
| L2 Cache | 0.50 MB | 0.75 MB |
| Die Size | 212 mm² | 352 mm² |
| Transistors | 2800 Million | 4313 Million |
| Required PSU | 450 W | 700 W |
| Power Connectors | 2x 6-pin | 1x 6-pin + 1x 8-pin |
| Bus Interface | PCIe 3.0 x16 | PCIe 3.0 x16 |
| DirectX | 11.1 | 11.1 |
| Vulkan | N/A | N/A |
| 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 HD 7970 GHz Edition
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 HD 7970 GHz Edition
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 HD 7970 GHz Edition
PassMark G2D
Comprehensive 2D graphics benchmark that measures GPU performance in various graphics operations
G2D Mark
AMD Radeon HD 7870 GHz Edition
AMD Radeon HD 7970 GHz Edition
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 HD 7970 GHz Edition Wins!
Based on 4 synthetic benchmarks
AMD Radeon HD 7870 GHz Edition
AMD • 2GB GDDR5
AMD Radeon HD 7970 GHz Edition
AMD • 3GB GDDR5
Most Compared GPUs
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