AMD Radeon R9 M390X vs NVIDIA GeForce GTX 1080 Ti
GPU · Specs Compare
Graphics Card
Release Date
May 2015
Mar 2017
Generation
Crystal System
GeForce 10
Type
Mobile
Desktop
Bus Interface
PCIe 3.0 x16
PCIe 3.0 x16
Clock Speeds
Memory Clock
1250 MHz
1376 MHz
Base Clock
—
1481 MHz
Boost Clock
—
1582 MHz
Memory
Memory Size
4GB
11GB
Memory Type
GDDR5
GDDR5X
Memory Bus
256bit
352bit
Bandwidth
160.0GB/s
484.4GB/s
Render Config
Compute Units
32
—
Shading Units
2048
3584
TMUs
128
224
ROPs
32
88
L1 Cache
16 KB (per CU)
48 KB (per SM)
L2 Cache
512 KB
0 MB
SM Count
—
28
Theoretical Performance
Pixel Rate
23.14 GPixel/s
139.2 GPixel/s
Texture Rate
92.54 GTexel/s
354.4 GTexel/s
FP16 (half)
2.961 TFLOPS
177.2 GFLOPS
FP32 (float)
2.961 TFLOPS
11.34 TFLOPS
FP64 (double)
185.1 GFLOPS
354.4 GFLOPS
Graphics Processor
GPU Name
Amethyst
GP102
GPU Variant
Amethyst XT
GP102-350-K1-A1
Architecture
GCN 3.0
Pascal
Foundry
TSMC
TSMC
Process Size
28 nm
16 nm
Transistors
5 billion
11.8 billion
Die Size
366 mm²
471 mm²
Board Design
TDP
75W
250W
Outputs
No outputs
1x HDMI 2.03x DisplayPort 1.4a
Power Connectors
None
1x 6-pin + 1x 8-pin
Suggested PSU
—
600 W
Graphics Features
DirectX
12 (12_0)
12 (12_1)
OpenGL
4.6
4.6
OpenCL
2.0
3.0
Vulkan
1.2
1.4
Shader Model
6.3
6.8
CUDA
—
6.1
▲ Specs Compare
Data sourced from official specifications and benchmark tests.