NVIDIA GeForce GTX 660 Ti vs AMD Radeon R7 240
We compared two Desktop platform GPUs: 2GB VRAM GeForce GTX 660 Ti and 2GB VRAM Radeon R7 240 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
NVIDIA GeForce GTX 660 Ti 's Advantages
Boost Clock has increased by 26% (980MHz vs 780MHz)
Larger VRAM bandwidth (144.2GB/s vs 28.80GB/s)
1024 additional rendering cores
AMD Radeon R7 240 's Advantages
Released 1 years and 2 months late
Lower TDP (30W vs 150W)
Score
Benchmark
FP32 (float)
GeForce GTX 660 Ti
+427%
2.634 TFLOPS
Radeon R7 240
0.499 TFLOPS
Graphics Card
Aug 2012
Release Date
Oct 2013
GeForce 600
Generation
Volcanic Islands
Desktop
Type
Desktop
PCIe 3.0 x16
Bus Interface
PCIe 3.0 x8
Clock Speeds
915 MHz
Base Clock
730 MHz
980 MHz
Boost Clock
780 MHz
1502 MHz
Memory Clock
900 MHz
Memory
2GB
Memory Size
2GB
GDDR5
Memory Type
DDR3
192bit
Memory Bus
128bit
144.2GB/s
Bandwidth
28.80GB/s
Render Config
-
Compute Units
5
-
-
-
1344
Shading Units
320
112
TMUs
20
24
ROPs
8
-
-
-
-
-
-
16 KB (per SMX)
L1 Cache
16 KB (per CU)
384 KB
L2 Cache
256 KB
-
-
-
Theoretical Performance
27.44 GPixel/s
Pixel Rate
6.240 GPixel/s
109.8 GTexel/s
Texture Rate
15.60 GTexel/s
-
-
-
2.634 TFLOPS
FP32 (float)
499.2 GFLOPS
109.8 GFLOPS
FP64 (double)
-
Board Design
150W
TDP
30W
450 W
Suggested PSU
200 W
2x DVI
1x HDMI 1.4a
1x DisplayPort 1.2
Outputs
1x DVI
1x HDMI 1.4a
1x VGA
2x 6-pin
Power Connectors
None
Graphics Processor
GK104
GPU Name
Oland
GK104-300-KD-A2
GPU Variant
Oland PRO
(215-0837015)
Kepler
Architecture
GCN 1.0
TSMC
Foundry
TSMC
28 nm
Process Size
28 nm
3.54 billion
Transistors
0.95 billion
294 mm²
Die Size
77 mm²
Graphics Features
12 (11_0)
DirectX
12 (11_1)
4.6
OpenGL
4.6
3.0
OpenCL
1.2
1.1
Vulkan
1.2
3.0
CUDA
-
5.1
Shader Model
5.1
