GPU Comparison
GEFORCE
NVIDIA 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
VS
GEFORCE
Quadro 6000
CORE STATE
GF100
VRAM
6 GB
CLOCK SPEED
—
TDP
204 W
BUS WIDTH
384 bit
ARCHITECTURE
Fermi
PROCESS
40 nm
LAUNCH DATE
2010
PERFORMANCE BENCHMARKS
geekbench_metal
geekbench_opencl
geekbench_vulkan
DETAILED SPECIFICATIONS
SPECIFICATION
GTX 660
Quadro 6000
Core Specs
Shading Units
960
448
-53.3%
Shaders
960
448
-53.3%
TMUs
80
56
-30.0%
ROPs
24
48
+100.0%
SM Count
—
14
Clocks
Base Clock
980 MHz
—
Boost Clock
1032 MHz
—
GPU Clock
—
574 MHz
Shader Clock
—
1147 MHz
Memory Clock
1502 MHz
6 Gbps effective
747 MHz
3 Gbps effective
Memory
Memory Size
2 GB
6 GB
VRAM (MB)
2,048
6,144
+200.0%
Memory Type
GDDR5
GDDR5
Memory Bus
192 bit
384 bit
Bandwidth
144.2 GB/s
143.4 GB/s
Cache
L1 Cache
16 KB (per SMX)
64 KB (per SM)
L2 Cache
384 KB
768 KB
Performance
Pixel Rate
20.64 GPixel/s
16.07 GPixel/s
Texture Rate
82.56 GTexel/s
32.14 GTexel/s
FP32 (TFLOPS)
1.981 TFLOPS
1,027.7 GFLOPS
FP64 (TFLOPS)
82.56 GFLOPS (1:24)
513.9 GFLOPS (1:2)
Power
TDP
140 W
204 W
TDP (W)
140
204
+45.7%
Suggested PSU
300 W
550 W
Power Connectors
1x 6-pin
1x 6-pin + 1x 8-pin
Architecture
Architecture
Kepler
Fermi
GPU Name
GK106
GF100
Generation
GeForce 600
Quadro Fermi
(x000)
Process Size
28 nm
40 nm
Transistors
2,540 million
3,100 million
Die Size
221 mm²
529 mm²
Foundry
TSMC
TSMC
Density
11.5M / mm²
5.9M / mm²
API Support
DirectX
12 (11_0)
12 (11_0)
OpenGL
4.6
4.6
Vulkan
1.2.175
—
OpenCL
3.0
1.1
CUDA
3.0
2.0
Shader Model
6.5 (5.1)
5.1
Physical
Slot Width
Dual-slot
Dual-slot
Length
241 mm
9.5 inches
248 mm
9.8 inches
Height
—
111 mm
4.4 inches
Outputs
2x DVI1x HDMI 1.4a1x DisplayPort 1.2
1x DVI2x DisplayPort1x S-Video
Bus Interface
PCIe 3.0 x16
PCIe 2.0 x16
Other
Launch Price
229 USD
4,399 USD
Production
End-of-life
End-of-life
Predecessor
GeForce 500
Quadro FX Tesla
Successor
GeForce 700
Quadro Kepler