GPU Comparison
GEFORCE
NVIDIA GeForce GTX 650 Ti
CORE STATE
GK106S
VRAM
1024 MB
CLOCK SPEED
—
TDP
110 W
BUS WIDTH
128 bit
ARCHITECTURE
Kepler
PROCESS
28 nm
LAUNCH DATE
2012
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_vulkan
geekbench_metal
DETAILED SPECIFICATIONS
SPECIFICATION
GTX 650 Ti
GTX 660
Core Specs
Shading Units
768
960
+25.0%
Shaders
768
960
+25.0%
TMUs
64
80
+25.0%
ROPs
16
24
+50.0%
Clocks
Base Clock
—
980 MHz
Boost Clock
—
1032 MHz
GPU Clock
928 MHz
—
Memory Clock
1350 MHz
5.4 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
128 bit
192 bit
Bandwidth
86.40 GB/s
144.2 GB/s
Cache
L1 Cache
16 KB (per SMX)
16 KB (per SMX)
L2 Cache
256 KB
384 KB
Performance
Pixel Rate
14.85 GPixel/s
20.64 GPixel/s
Texture Rate
59.39 GTexel/s
82.56 GTexel/s
FP32 (TFLOPS)
1,425.4 GFLOPS
1.981 TFLOPS
FP64 (TFLOPS)
59.39 GFLOPS (1:24)
82.56 GFLOPS (1:24)
Power
TDP
110 W
140 W
TDP (W)
110
140
+27.3%
Suggested PSU
300 W
300 W
Power Connectors
1x 6-pin
1x 6-pin
Architecture
Architecture
Kepler
Kepler
GPU Name
GK106S
GK106
Generation
GeForce 600
GeForce 600
Process Size
28 nm
28 nm
Transistors
2,540 million
2,540 million
Die Size
221 mm²
221 mm²
Foundry
TSMC
TSMC
Density
11.5M / mm²
11.5M / mm²
API Support
DirectX
12 (11_0)
12 (11_0)
OpenGL
4.6
4.6
Vulkan
1.2.175
1.2.175
OpenCL
3.0
3.0
CUDA
3.0
3.0
Shader Model
6.5 (5.1)
6.5 (5.1)
Physical
Slot Width
Single-slot
Dual-slot
Length
145 mm
5.7 inches
241 mm
9.5 inches
Outputs
2x DVI1x mini-HDMI 1.4a
2x DVI1x HDMI 1.4a1x DisplayPort 1.2
Bus Interface
PCIe 3.0 x16
PCIe 3.0 x16
Other
Launch Price
149 USD
229 USD
Production
End-of-life
End-of-life
Predecessor
GeForce 500
GeForce 500
Successor
GeForce 700
GeForce 700