GPU Comparison
GEFORCE
NVIDIA GeForce GTX 780
CORE STATE
GK110
VRAM
3 GB
CLOCK SPEED
902 MHz
TDP
250 W
BUS WIDTH
384 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 780
GTX 950
Core Specs
Shading Units
2,304
768
-66.7%
Shaders
2,304
768
-66.7%
TMUs
192
48
-75.0%
ROPs
48
32
-33.3%
Clocks
Base Clock
863 MHz
1024 MHz
Boost Clock
902 MHz
1188 MHz
Memory Clock
1502 MHz
6 Gbps effective
1653 MHz
6.6 Gbps effective
Memory
Memory Size
3 GB
2 GB
VRAM (MB)
3,072
2,048
-33.3%
Memory Type
GDDR5
GDDR5
Memory Bus
384 bit
128 bit
Bandwidth
288.4 GB/s
105.8 GB/s
Cache
L1 Cache
16 KB (per SMX)
48 KB (per SMM)
L2 Cache
1536 KB
1024 KB
Performance
Pixel Rate
43.30 GPixel/s
38.02 GPixel/s
Texture Rate
173.2 GTexel/s
57.02 GTexel/s
FP32 (TFLOPS)
4.156 TFLOPS
1.825 TFLOPS
FP64 (TFLOPS)
173.2 GFLOPS (1:24)
57.02 GFLOPS (1:32)
Power
TDP
250 W
90 W
TDP (W)
250
90
-64.0%
Suggested PSU
600 W
250 W
Power Connectors
1x 6-pin + 1x 8-pin
1x 6-pin
Architecture
Architecture
Kepler
Maxwell 2.0
GPU Name
GK110
GM206
Generation
GeForce 700
GeForce 900
Process Size
28 nm
28 nm
Transistors
7,080 million
2,940 million
Die Size
561 mm²
228 mm²
Foundry
TSMC
TSMC
Density
12.6M / 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
3.5
5.2
Shader Model
6.5 (5.1)
6.8
Physical
Slot Width
Dual-slot
Dual-slot
Length
267 mm
10.5 inches
202 mm
8 inches
Height
111 mm
4.4 inches
—
Outputs
2x DVI1x HDMI 1.4a1x DisplayPort 1.2
1x DVI1x HDMI 2.03x DisplayPort 1.2
Bus Interface
PCIe 3.0 x16
PCIe 3.0 x16
Other
Launch Price
649 USD
159 USD
Production
End-of-life
End-of-life
Predecessor
GeForce 600
GeForce 700
Successor
GeForce 900
GeForce 10