NVIDIA TITAN X Pascal vs ATI Radeon X1550 PCI
We compared two Desktop platform GPUs: 12GB VRAM TITAN X Pascal and 256MB VRAM Radeon X1550 PCI to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
NVIDIA TITAN X Pascal 's Advantages
Released 9 years and 7 months late
Boost Clock1531MHz
More VRAM (12GB vs 256GB)
Larger VRAM bandwidth (480.4GB/s vs 4.256GB/s)
3584 additional rendering cores
ATI Radeon X1550 PCI 's Advantages
Lower TDP (27W vs 250W)
Score
Graphics Card
Aug 2016
Release Date
Jan 2007
GeForce 10
Generation
Radeon R500 PCIe
Desktop
Type
Desktop
PCIe 3.0 x16
Bus Interface
PCIe 1.0 x16
Clock Speeds
1417 MHz
Base Clock
-
1531 MHz
Boost Clock
-
1251 MHz
Memory Clock
266 MHz
Memory
12GB
Memory Size
256MB
GDDR5X
Memory Type
DDR2
384bit
Memory Bus
64bit
480.4GB/s
Bandwidth
4.256GB/s
Render Config
-
-
-
28
SM Count
-
3584
Shading Units
-
224
TMUs
4
96
ROPs
4
-
-
-
-
-
-
48 KB (per SM)
L1 Cache
-
3 MB
L2 Cache
-
-
-
-
Theoretical Performance
147.0 GPixel/s
Pixel Rate
1.808 GPixel/s
342.9 GTexel/s
Texture Rate
1.808 GTexel/s
171.5 GFLOPS
FP16 (half)
-
10.97 TFLOPS
FP32 (float)
-
342.9 GFLOPS
FP64 (double)
-
Board Design
250W
TDP
27W
600 W
Suggested PSU
200 W
1x DVI
1x HDMI 2.0
3x DisplayPort 1.4a
Outputs
1x DVI
1x VGA
1x S-Video
1x 6-pin + 1x 8-pin
Power Connectors
None
Graphics Processor
GP102
GPU Name
RV516
GP102-400-A1
GPU Variant
-
Pascal
Architecture
R500
TSMC
Foundry
UMC
16 nm
Process Size
80 nm
11.8 billion
Transistors
0.107 billion
471 mm²
Die Size
100 mm²
Graphics Features
12 (12_1)
DirectX
9.0c (9_3)
4.6
OpenGL
2.1
3.0
OpenCL
N/A
1.3
Vulkan
N/A
6.1
CUDA
-
6.4
Shader Model
3.0
