AMD Radeon R9 270X vs NVIDIA GeForce GTX 650 Ti
We compared two Desktop platform GPUs: 2GB VRAM Radeon R9 270X and 1024MB VRAM GeForce GTX 650 Ti to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
AMD Radeon R9 270X 's Advantages
Released 1 years late
Boost Clock1050MHz
More VRAM (2GB vs 1024GB)
Larger VRAM bandwidth (179.2GB/s vs 86.40GB/s)
512 additional rendering cores
NVIDIA GeForce GTX 650 Ti 's Advantages
Lower TDP (110W vs 180W)
Score
Benchmark
FP32 (float)
Radeon R9 270X
+88%
2.688 TFLOPS
GeForce GTX 650 Ti
1.425 TFLOPS
Graphics Card
Oct 2013
Release Date
Oct 2012
Volcanic Islands
Generation
GeForce 600
Desktop
Type
Desktop
PCIe 3.0 x16
Bus Interface
PCIe 3.0 x16
Clock Speeds
1000 MHz
Base Clock
-
1050 MHz
Boost Clock
-
1400 MHz
Memory Clock
1350 MHz
Memory
2GB
Memory Size
1024MB
GDDR5
Memory Type
GDDR5
256bit
Memory Bus
128bit
179.2GB/s
Bandwidth
86.40GB/s
Render Config
20
Compute Units
-
-
-
-
1280
Shading Units
768
80
TMUs
64
32
ROPs
16
-
-
-
-
-
-
16 KB (per CU)
L1 Cache
16 KB (per SMX)
512 KB
L2 Cache
256 KB
-
-
-
Theoretical Performance
33.60 GPixel/s
Pixel Rate
14.85 GPixel/s
84.00 GTexel/s
Texture Rate
59.39 GTexel/s
-
-
-
2.688 TFLOPS
FP32 (float)
1425 GFLOPS
168.0 GFLOPS
FP64 (double)
59.39 GFLOPS
Board Design
180W
TDP
110W
450 W
Suggested PSU
300 W
2x DVI
1x HDMI 1.4a
1x DisplayPort 1.2
Outputs
2x DVI
1x mini-HDMI 1.4a
2x 6-pin
Power Connectors
1x 6-pin
Graphics Processor
Curacao
GPU Name
GK106
Curacao XT
(215-0848004)
GPU Variant
GK106-220-A1
GCN 1.0
Architecture
Kepler
TSMC
Foundry
TSMC
28 nm
Process Size
28 nm
2.8 billion
Transistors
2.54 billion
212 mm²
Die Size
221 mm²
Graphics Features
12 (11_1)
DirectX
12 (11_0)
4.6
OpenGL
4.6
1.2
OpenCL
3.0
1.2
Vulkan
1.1
-
CUDA
3.0
5.1
Shader Model
5.1
