amd
Brand2GB GDDR5
Memory1536
Cores192 GB/s
BandwidthAMD Radeon HD 7870 XT
nvidia
Brand12GB GDDR6X
Memory8960
Cores912.4 GB/s
BandwidthNVIDIA GeForce RTX 3080 12 GB
AMD Radeon HD 7870 XT
Radeon HD 7870 XT
$270 • Nov 2012
GeForce RTX 3080 12 GB
$799 • Jan 2022
NVIDIA GeForce RTX 3080 12 GB
Specs Comparison
| Specification | AMD Radeon HD 7870 XT | NVIDIA GeForce RTX 3080 12 GB |
|---|---|---|
| Memory Size | 2 GB | 12 GB |
| Memory Type | GDDR5 | GDDR6X |
| TDP | 185 W | 350 W |
| Core Clock | N/A | N/A |
| Boost Clock | 975 MHz | 1710 MHz |
| Memory Bandwidth | 192 GB/s | 912.4 GB/s |
| Process Size | 28nm | 8nm |
| Architecture | GCN 1.0 | Ampere |
| Shading Units | 1536 | 8960 |
| RT Cores | N/A | 70 |
| TMUs | 96 | 280 |
| ROPs | 32 | 96 |
| Memory Bus | 256-bit | 384-bit |
| Memory Clock | 1500 MHz | 1188 MHz |
| Pixel Rate | 31.2 GPixel/s | 164.2 GPixel/s |
| Texture Rate | 192 GTexel/s | 912.4 GTexel/s |
| FP32 Performance | 2.995 GFLOPS | 30.64 GFLOPS |
| L2 Cache | 0.50 MB | 5.00 MB |
| Die Size | 352 mm² | 628 mm² |
| Transistors | 4313 Million | 28300 Million |
| Required PSU | 450 W | 750 W |
| Power Connectors | 2x 6-pin | 1x 12-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 | Samsung |
Comparison in Synthetic Benchmarks
3DMark Time Spy
Synthetic DirectX 12 benchmark that measures GPU performance in gaming workloads
Graphics Score
AMD Radeon HD 7870 XT
NVIDIA GeForce RTX 3080 12 GB
Geekbench 6
Cross-platform benchmark that measures GPU compute performance using OpenCL and Metal APIs
OpenCL Score
AMD Radeon HD 7870 XT
NVIDIA GeForce RTX 3080 12 GB
GFXBench 5.0
Cross-platform 3D graphics benchmark suite that measures GPU performance across different APIs
Aztec Ruins High (FPS)
AMD Radeon HD 7870 XT
NVIDIA GeForce RTX 3080 12 GB
PassMark G2D
Comprehensive 2D graphics benchmark that measures GPU performance in various graphics operations
G2D Mark
AMD Radeon HD 7870 XT
NVIDIA GeForce RTX 3080 12 GB
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.
NVIDIA GeForce RTX 3080 12 GB Wins!
Based on 4 synthetic benchmarks
AMD Radeon HD 7870 XT
AMD • 2GB GDDR5
NVIDIA GeForce RTX 3080 12 GB
NVIDIA • 12GB GDDR6X
Most Compared GPUs
Comments & Discussion
Share your thoughts and experiences