GeForce GTX TITAN X vs Radeon R9 270 1024SP
We compared two Desktop platform GPUs: 12GB VRAM GeForce GTX TITAN X and 2GB VRAM Radeon R9 270 1024SP to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
GeForce GTX TITAN X 's Advantages
Boost Clock has increased by 18% (1089MHz vs 925MHz)
More VRAM (12GB vs 2GB)
Larger VRAM bandwidth (336.6GB/s vs 153.6GB/s)
2048 additional rendering cores
Radeon R9 270 1024SP 's Advantages
Lower TDP (150W vs 250W)
Score
Benchmark
FP32 (float)
GeForce GTX TITAN X
+253%
6691
Radeon R9 270 1024SP
1894
Graphics Card
Mar 2015
Release Date
Mar 2015
GeForce 900
Generation
Volcanic Islands
Desktop
Type
Desktop
PCIe 3.0 x16
Bus Interface
PCIe 3.0 x16
Clock Speeds
1000 MHz
Base Clock
900 MHz
1089 MHz
Boost Clock
925 MHz
1753 MHz
Memory Clock
1200 MHz
Memory
12GB
Memory Size
2GB
GDDR5
Memory Type
GDDR5
384bit
Memory Bus
256bit
336.6GB/s
Bandwidth
153.6GB/s
Render Config
-
Compute Units
16
3072
Shading Units
1024
192
TMUs
64
96
ROPs
32
48 KB (per SMM)
L1 Cache
16 KB (per CU)
3 MB
L2 Cache
512 KB
Theoretical Performance
104.5 GPixel/s
Pixel Rate
29.60 GPixel/s
209.1 GTexel/s
Texture Rate
59.20 GTexel/s
6.691 TFLOPS
FP32 (float)
1.894 TFLOPS
209.1 GFLOPS
FP64 (double)
118.4 GFLOPS
Board Design
250W
TDP
150W
600 W
Suggested PSU
450 W
1x DVI
1x HDMI 2.0
3x DisplayPort 1.4a
Outputs
2x DVI
1x HDMI 1.4a
1x DisplayPort 1.2
1x 6-pin + 1x 8-pin
Power Connectors
1x 6-pin
Graphics Processor
GM200
GPU Name
Pitcairn
GM200-400-A1
GPU Variant
Pitcairn PRO
(215-0828062)
Maxwell 2.0
Architecture
GCN 1.0
TSMC
Foundry
TSMC
28 nm
Process Size
28 nm
8 billion
Transistors
2.8 billion
601 mm²
Die Size
212 mm²
Graphics Features
12 (12_1)
DirectX
12 (11_1)
4.6
OpenGL
4.6
3.0
OpenCL
1.2
1.3
Vulkan
1.2
5.2
CUDA
-
6.4
Shader Model
5.1