GPU Comparison
GEFORCE
NVIDIA GeForce GTX 650 Ti Boost
CORE STATE
GK106
VRAM
2 GB
CLOCK SPEED
1032 MHz
TDP
134 W
BUS WIDTH
192 bit
ARCHITECTURE
Kepler
PROCESS
28 nm
LAUNCH DATE
2013
VS
GEFORCE
GRID K2
CORE STATE
GK104
VRAM
4 GB
CLOCK SPEED
—
TDP
225 W
BUS WIDTH
256 bit
ARCHITECTURE
Kepler
PROCESS
28 nm
LAUNCH DATE
2013
PERFORMANCE BENCHMARKS
geekbench_opencl
geekbench_vulkan
geekbench_metal
DETAILED SPECIFICATIONS
SPECIFICATION
GTX 650 Ti Boost
GRID K2
Core Specs
Shading Units
768
1,536
+100.0%
Shaders
768
1,536
+100.0%
TMUs
64
128
+100.0%
ROPs
24
32
+33.3%
Clocks
Base Clock
980 MHz
—
Boost Clock
1032 MHz
—
GPU Clock
—
745 MHz
Memory Clock
1502 MHz
6 Gbps effective
1250 MHz
5 Gbps effective
Memory
Memory Size
2 GB
4 GB
VRAM (MB)
2,048
4,096
+100.0%
Memory Type
GDDR5
GDDR5
Memory Bus
192 bit
256 bit
Bandwidth
144.2 GB/s
160.0 GB/s
Cache
L1 Cache
16 KB (per SMX)
16 KB (per SMX)
L2 Cache
384 KB
512 KB
Performance
Pixel Rate
16.51 GPixel/s
23.84 GPixel/s
Texture Rate
66.05 GTexel/s
95.36 GTexel/s
FP32 (TFLOPS)
1.585 TFLOPS
2.289 TFLOPS
FP64 (TFLOPS)
66.05 GFLOPS (1:24)
95.36 GFLOPS (1:24)
Power
TDP
134 W
225 W
TDP (W)
134
225
+67.9%
Suggested PSU
300 W
550 W
Power Connectors
1x 6-pin
1x 6-pin + 1x 8-pin
Architecture
Architecture
Kepler
Kepler
GPU Name
GK106
GK104
Generation
GeForce 600
GRID
(K2)
Process Size
28 nm
28 nm
Transistors
2,540 million
3,540 million
Die Size
221 mm²
294 mm²
Foundry
TSMC
TSMC
Density
11.5M / mm²
12.0M / 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
Dual-slot
Dual-slot
Length
241 mm
9.5 inches
267 mm
10.5 inches
Outputs
2x DVI1x HDMI 1.4a1x DisplayPort 1.2
No outputs
Bus Interface
PCIe 3.0 x16
PCIe 3.0 x16
Other
Launch Price
169 USD
5,199 USD
Production
End-of-life
End-of-life
Predecessor
GeForce 500
—
Successor
GeForce 700
—