NVIDIA GeForce GTX 1080 Ti vs AMD Radeon R9 280
GPU · Specs Compare
Graphics Card
Release Date
Mar 2017
Mar 2014
Generation
GeForce 10
Volcanic Islands
Type
Desktop
Desktop
Bus Interface
PCIe 3.0 x16
PCIe 3.0 x16
Clock Speeds
Base Clock
1481 MHz
827 MHz
Boost Clock
1582 MHz
933 MHz
Memory Clock
1376 MHz
1250 MHz
Memory
Memory Size
11GB
3GB
Memory Type
GDDR5X
GDDR5
Memory Bus
352bit
384bit
Bandwidth
484.4GB/s
240.0GB/s
Render Config
SM Count
28
—
Shading Units
3584
1792
TMUs
224
112
ROPs
88
32
L1 Cache
48 KB (per SM)
16 KB (per CU)
L2 Cache
0 MB
768 KB
Compute Units
—
28
Theoretical Performance
Pixel Rate
139.2 GPixel/s
29.86 GPixel/s
Texture Rate
354.4 GTexel/s
104.5 GTexel/s
FP16 (half)
177.2 GFLOPS
—
FP32 (float)
11.34 TFLOPS
3.344 TFLOPS
FP64 (double)
354.4 GFLOPS
836.0 GFLOPS
Graphics Processor
GPU Name
GP102
Tahiti
GPU Variant
GP102-350-K1-A1
Tahiti PRO3(215-0821330)
Architecture
Pascal
GCN 1.0
Foundry
TSMC
TSMC
Process Size
16 nm
28 nm
Transistors
11.8 billion
4.313 billion
Die Size
471 mm²
352 mm²
Board Design
TDP
250W
200W
Suggested PSU
600 W
550 W
Outputs
1x HDMI 2.03x DisplayPort 1.4a
1x DVI2x HDMI 1.4a1x DisplayPort 1.2
Power Connectors
1x 6-pin + 1x 8-pin
1x 6-pin + 1x 8-pin
Graphics Features
DirectX
12 (12_1)
12 (11_1)
OpenGL
4.6
4.6
OpenCL
3.0
1.2
Vulkan
1.4
1.2
CUDA
6.1
—
Shader Model
6.8
5.1
▲ Specs Compare
Data sourced from official specifications and benchmark tests.