Radeon RX 550X vs TITAN X Pascal
We compared two Desktop platform GPUs: 4GB VRAM Radeon RX 550X and 12GB VRAM TITAN X Pascal to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
Radeon RX 550X 's Advantages
Released 2 years and 4 months late
Lower TDP (50W vs 250W)
TITAN X Pascal 's Advantages
Boost Clock has increased by 29% (1531MHz vs 1183MHz)
More VRAM (12GB vs 4GB)
Larger VRAM bandwidth (480.4GB/s vs 96.00GB/s)
3072 additional rendering cores
Score
Benchmark
FP32 (float)
Radeon RX 550X
1211
TITAN X Pascal
+805%
10970
Graphics Card
Dec 2018
Release Date
Aug 2016
Polaris
Generation
GeForce 10
Desktop
Type
Desktop
PCIe 3.0 x8
Bus Interface
PCIe 3.0 x16
Clock Speeds
1100 MHz
Base Clock
1417 MHz
1183 MHz
Boost Clock
1531 MHz
1500 MHz
Memory Clock
1251 MHz
Memory
4GB
Memory Size
12GB
GDDR5
Memory Type
GDDR5X
128bit
Memory Bus
384bit
96.00GB/s
Bandwidth
480.4GB/s
Render Config
8
Compute Units
-
-
SM Count
28
512
Shading Units
3584
32
TMUs
224
16
ROPs
96
16 KB (per CU)
L1 Cache
48 KB (per SM)
512 KB
L2 Cache
3 MB
Theoretical Performance
18.93 GPixel/s
Pixel Rate
147.0 GPixel/s
37.86 GTexel/s
Texture Rate
342.9 GTexel/s
1211 GFLOPS
FP16 (half)
171.5 GFLOPS
1211 GFLOPS
FP32 (float)
10.97 TFLOPS
75.71 GFLOPS
FP64 (double)
342.9 GFLOPS
Board Design
50W
TDP
250W
250 W
Suggested PSU
600 W
1x DVI
1x HDMI 2.0b
1x DisplayPort 1.4a
Outputs
1x DVI
1x HDMI 2.0
3x DisplayPort 1.4a
None
Power Connectors
1x 6-pin + 1x 8-pin
Graphics Processor
Lexa
GPU Name
GP102
Lexa PRO
(215-0904018)
GPU Variant
GP102-400-A1
GCN 4.0
Architecture
Pascal
GlobalFoundries
Foundry
TSMC
14 nm
Process Size
16 nm
2.2 billion
Transistors
11.8 billion
103 mm²
Die Size
471 mm²
Graphics Features
12 (12_0)
DirectX
12 (12_1)
4.6
OpenGL
4.6
2.1
OpenCL
3.0
1.2
Vulkan
1.3
-
CUDA
6.1
6.4
Shader Model
6.4
