amd
Brand3GB GDDR5
Memory2048
Cores288 GB/s
BandwidthAMD Radeon HD 7990
nvidia
Brand12GB GDDR5
Memory3072
Cores336.6 GB/s
BandwidthNVIDIA GeForce GTX TITAN X
AMD Radeon HD 7990
Radeon HD 7990
$999 • Apr 2013
GeForce GTX TITAN X
$999 • Mar 2015
NVIDIA GeForce GTX TITAN X
Specs Comparison
| Specification | AMD Radeon HD 7990 | NVIDIA GeForce GTX TITAN X |
|---|---|---|
| Memory Size | 3 GB | 12 GB |
| Memory Type | GDDR5 | GDDR5 |
| TDP | 375 W | 250 W |
| Core Clock | N/A | N/A |
| Boost Clock | 1000 MHz | 1089 MHz |
| Memory Bandwidth | 288 GB/s | 336.6 GB/s |
| Process Size | 28nm | 28nm |
| Architecture | GCN 1.0 | Maxwell 2.0 |
| Shading Units | 2048 | 3072 |
| RT Cores | N/A | N/A |
| TMUs | 128 | 192 |
| ROPs | 32 | 96 |
| Memory Bus | 384-bit | 384-bit |
| Memory Clock | 1500 MHz | 1753 MHz |
| Pixel Rate | 32 GPixel/s | 104.5 GPixel/s |
| Texture Rate | 288 GTexel/s | 336.6 GTexel/s |
| FP32 Performance | 4.096 GFLOPS | 6.691 GFLOPS |
| L2 Cache | 0.75 MB | 3.00 MB |
| Die Size | 365 mm² | 601 mm² |
| Transistors | 4313 Million | 8000 Million |
| Required PSU | 750 W | 600 W |
| Power Connectors | 2x 8-pin | 1x 6-pin + 1x 8-pin |
| Bus Interface | PCIe 3.0 x16 | PCIe 3.0 x16 |
| DirectX | 11.1 | 12.1 |
| 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 7990
NVIDIA GeForce GTX TITAN X
Geekbench 6
Cross-platform benchmark that measures GPU compute performance using OpenCL and Metal APIs
OpenCL Score
AMD Radeon HD 7990
NVIDIA GeForce GTX TITAN X
GFXBench 5.0
Cross-platform 3D graphics benchmark suite that measures GPU performance across different APIs
Aztec Ruins High (FPS)
AMD Radeon HD 7990
NVIDIA GeForce GTX TITAN X
PassMark G2D
Comprehensive 2D graphics benchmark that measures GPU performance in various graphics operations
G2D Mark
AMD Radeon HD 7990
NVIDIA GeForce GTX TITAN X
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 GTX TITAN X Wins!
Based on 4 synthetic benchmarks
AMD Radeon HD 7990
AMD • 3GB GDDR5
NVIDIA GeForce GTX TITAN X
NVIDIA • 12GB GDDR5
Most Compared GPUs
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