GPU Comparison
GEFORCE
NVIDIA GeForce GTX 560
CORE STATE
GF114
VRAM
1024 MB
CLOCK SPEED
—
TDP
150 W
BUS WIDTH
256 bit
ARCHITECTURE
Fermi 2.0
PROCESS
40 nm
LAUNCH DATE
2011
VS
GEFORCE
GeForce GTX 660
CORE STATE
GK106
VRAM
2 GB
CLOCK SPEED
1032 MHz
TDP
140 W
BUS WIDTH
192 bit
ARCHITECTURE
Kepler
PROCESS
28 nm
LAUNCH DATE
2012
PERFORMANCE BENCHMARKS
geekbench_opencl
geekbench_metal
geekbench_vulkan
DETAILED SPECIFICATIONS
SPECIFICATION
GTX 560
GTX 660
Core Specs
Shading Units
336
960
+185.7%
Shaders
336
960
+185.7%
TMUs
56
80
+42.9%
ROPs
32
24
-25.0%
SM Count
7
—
Clocks
Base Clock
—
980 MHz
Boost Clock
—
1032 MHz
GPU Clock
810 MHz
—
Shader Clock
1620 MHz
—
Memory Clock
1000 MHz
4 Gbps effective
1502 MHz
6 Gbps effective
Memory
Memory Size
1024 MB
2 GB
VRAM (MB)
1,024
2,048
+100.0%
Memory Type
GDDR5
GDDR5
Memory Bus
256 bit
192 bit
Bandwidth
128.0 GB/s
144.2 GB/s
Cache
L1 Cache
64 KB (per SM)
16 KB (per SMX)
L2 Cache
512 KB
384 KB
Performance
Pixel Rate
11.34 GPixel/s
20.64 GPixel/s
Texture Rate
45.36 GTexel/s
82.56 GTexel/s
FP32 (TFLOPS)
1,088.6 GFLOPS
1.981 TFLOPS
FP64 (TFLOPS)
90.72 GFLOPS (1:12)
82.56 GFLOPS (1:24)
Power
TDP
150 W
140 W
TDP (W)
150
140
-6.7%
Suggested PSU
450 W
300 W
Power Connectors
2x 6-pin
1x 6-pin
Architecture
Architecture
Fermi 2.0
Kepler
GPU Name
GF114
GK106
Generation
GeForce 500
GeForce 600
Process Size
40 nm
28 nm
Transistors
1,950 million
2,540 million
Die Size
332 mm²
221 mm²
Foundry
TSMC
TSMC
Density
5.9M / mm²
11.5M / mm²
API Support
DirectX
12 (11_0)
12 (11_0)
OpenGL
4.6
4.6
Vulkan
—
1.2.175
OpenCL
1.1
3.0
CUDA
2.1
3.0
Shader Model
5.1
6.5 (5.1)
Physical
Slot Width
Dual-slot
Dual-slot
Length
210 mm
8.3 inches
241 mm
9.5 inches
Outputs
2x DVI1x mini-HDMI 1.3a
2x DVI1x HDMI 1.4a1x DisplayPort 1.2
Bus Interface
PCIe 2.0 x16
PCIe 3.0 x16
Other
Launch Price
199 USD
229 USD
Production
End-of-life
End-of-life
Predecessor
GeForce 400
GeForce 500
Successor
GeForce 600
GeForce 700