NVIDIA GeForce GTX 780 Ti vs AMD Radeon RX 550 Mobile
GPU · Specs Compare
Graphics Card
Release Date
Nov 2013
Jul 2017
Generation
GeForce 700
Mobility Radeon
Type
Desktop
Mobile
Bus Interface
PCIe 3.0 x16
PCIe 3.0 x8
Clock Speeds
Base Clock
875 MHz
1100 MHz
Boost Clock
928 MHz
1287 MHz
Memory Clock
1753 MHz
1500 MHz
Memory
Memory Size
3GB
2GB
Memory Type
GDDR5
GDDR5
Memory Bus
384bit
128bit
Bandwidth
336.6GB/s
96.00GB/s
Render Config
Shading Units
2880
640
TMUs
240
40
ROPs
48
16
L1 Cache
16 KB (per SMX)
16 KB (per CU)
L2 Cache
1536 KB
512 KB
Compute Units
—
10
Theoretical Performance
Pixel Rate
55.68 GPixel/s
20.59 GPixel/s
Texture Rate
222.7 GTexel/s
51.48 GTexel/s
FP32 (float)
5.345 TFLOPS
1.647 TFLOPS
FP64 (double)
222.7 GFLOPS
103.0 GFLOPS
FP16 (half)
—
1.647 TFLOPS
Graphics Processor
GPU Name
GK110B
Lexa
GPU Variant
GK110-425-B1
Lexa PRO(215-0904018)
Architecture
Kepler
GCN 4.0
Foundry
TSMC
GlobalFoundries
Process Size
28 nm
14 nm
Transistors
7.08 billion
2.2 billion
Die Size
561 mm²
103 mm²
Board Design
TDP
250W
50W
Suggested PSU
600 W
—
Outputs
2x DVI1x HDMI 1.4a1x DisplayPort 1.2
No outputs
Power Connectors
1x 6-pin + 1x 8-pin
None
Graphics Features
DirectX
12 (11_1)
12 (12_0)
OpenGL
4.6
4.6
OpenCL
3.0
2.1
Vulkan
1.2.175
1.2
CUDA
3.5
—
Shader Model
6.5 (5.1)
6.4
▲ Specs Compare
Data sourced from official specifications and benchmark tests.