NVIDIA TITAN X Pascal vs AMD Radeon 550X
We compared two Desktop platform GPUs: 12GB VRAM TITAN X Pascal and 2GB VRAM Radeon 550X to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
NVIDIA TITAN X Pascal 's Advantages
Boost Clock has increased by 26% (1531MHz vs 1218MHz)
More VRAM (12GB vs 2GB)
Larger VRAM bandwidth (480.4GB/s vs 112.0GB/s)
3072 additional rendering cores
AMD Radeon 550X 's Advantages
Released 2 years and 7 months late
Lower TDP (50W vs 250W)
Score
Benchmark
FP32 (float)
TITAN X Pascal
+779%
10.97 TFLOPS
Radeon 550X
1.247 TFLOPS
Graphics Card
Aug 2016
Release Date
Mar 2019
GeForce 10
Generation
Polaris
Desktop
Type
Desktop
PCIe 3.0 x16
Bus Interface
PCIe 3.0 x8
Clock Speeds
1417 MHz
Base Clock
1082 MHz
1531 MHz
Boost Clock
1218 MHz
1251 MHz
Memory Clock
1750 MHz
Memory
12GB
Memory Size
2GB
GDDR5X
Memory Type
GDDR5
384bit
Memory Bus
128bit
480.4GB/s
Bandwidth
112.0GB/s
Render Config
-
Compute Units
8
28
SM Count
-
3584
Shading Units
512
224
TMUs
32
96
ROPs
16
-
-
-
-
-
-
48 KB (per SM)
L1 Cache
16 KB (per CU)
3 MB
L2 Cache
512 KB
-
-
-
Theoretical Performance
147.0 GPixel/s
Pixel Rate
19.49 GPixel/s
342.9 GTexel/s
Texture Rate
38.98 GTexel/s
171.5 GFLOPS
FP16 (half)
1247 GFLOPS
10.97 TFLOPS
FP32 (float)
1247 GFLOPS
342.9 GFLOPS
FP64 (double)
77.95 GFLOPS
Board Design
250W
TDP
50W
600 W
Suggested PSU
250 W
1x DVI
1x HDMI 2.0
3x DisplayPort 1.4a
Outputs
1x DVI
1x HDMI 2.0b
1x DisplayPort 1.4a
1x 6-pin + 1x 8-pin
Power Connectors
None
Graphics Processor
GP102
GPU Name
Lexa
GP102-400-A1
GPU Variant
Lexa PRO
(215-0904018)
Pascal
Architecture
GCN 4.0
TSMC
Foundry
GlobalFoundries
16 nm
Process Size
14 nm
11.8 billion
Transistors
2.2 billion
471 mm²
Die Size
103 mm²
Graphics Features
12 (12_1)
DirectX
12 (12_0)
4.6
OpenGL
4.6
3.0
OpenCL
2.1
1.3
Vulkan
1.2
6.1
CUDA
-
6.4
Shader Model
6.4
