GPU Comparison
GEFORCE
NVIDIA GeForce GTX 650
CORE STATE
GK106
VRAM
1024 MB
CLOCK SPEED
—
TDP
65 W
BUS WIDTH
128 bit
ARCHITECTURE
Kepler
PROCESS
28 nm
LAUNCH DATE
2013
VS
GEFORCE
GeForce GTX 950
CORE STATE
GM206
VRAM
2 GB
CLOCK SPEED
1188 MHz
TDP
90 W
BUS WIDTH
128 bit
ARCHITECTURE
Maxwell 2.0
PROCESS
28 nm
LAUNCH DATE
2015
PERFORMANCE BENCHMARKS
geekbench_metal
geekbench_opencl
geekbench_vulkan
DETAILED SPECIFICATIONS
SPECIFICATION
GTX 650
GTX 950
Core Specs
Shading Units
384
768
+100.0%
Shaders
384
768
+100.0%
TMUs
32
48
+50.0%
ROPs
16
32
+100.0%
Clocks
Base Clock
—
1024 MHz
Boost Clock
—
1188 MHz
GPU Clock
1058 MHz
—
Memory Clock
1250 MHz
5 Gbps effective
1653 MHz
6.6 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
128 bit
Bandwidth
80.00 GB/s
105.8 GB/s
Cache
L1 Cache
16 KB (per SMX)
48 KB (per SMM)
L2 Cache
256 KB
1024 KB
Performance
Pixel Rate
8.464 GPixel/s
38.02 GPixel/s
Texture Rate
33.86 GTexel/s
57.02 GTexel/s
FP32 (TFLOPS)
812.5 GFLOPS
1.825 TFLOPS
FP64 (TFLOPS)
33.86 GFLOPS (1:24)
57.02 GFLOPS (1:32)
Power
TDP
65 W
90 W
TDP (W)
65
90
+38.5%
Suggested PSU
250 W
250 W
Power Connectors
1x 6-pin
1x 6-pin
Architecture
Architecture
Kepler
Maxwell 2.0
GPU Name
GK106
GM206
Generation
GeForce 600
GeForce 900
Process Size
28 nm
28 nm
Transistors
2,540 million
2,940 million
Die Size
221 mm²
228 mm²
Foundry
TSMC
TSMC
Density
11.5M / mm²
12.9M / mm²
API Support
DirectX
12 (11_0)
12 (12_1)
OpenGL
4.6
4.6
Vulkan
1.2.175
1.4
OpenCL
3.0
3.0
CUDA
3.0
5.2
Shader Model
6.5 (5.1)
6.8
Physical
Slot Width
Single-slot
Dual-slot
Length
147 mm
5.8 inches
202 mm
8 inches
Outputs
1x DVI2x DisplayPort 1.2
1x DVI1x HDMI 2.03x DisplayPort 1.2
Bus Interface
PCIe 3.0 x16
PCIe 3.0 x16
Other
Launch Price
—
159 USD
Production
End-of-life
End-of-life
Predecessor
GeForce 500
GeForce 700
Successor
GeForce 700
GeForce 10