GPU Comparison
GEFORCE
NVIDIA GeForce GTX 780M
CORE STATE
GK104
VRAM
4 GB
CLOCK SPEED
797 MHz
TDP
122 W
BUS WIDTH
256 bit
ARCHITECTURE
Kepler
PROCESS
28 nm
LAUNCH DATE
2013
VS
GEFORCE
GeForce GTX 870M
CORE STATE
GK104
VRAM
3 GB
CLOCK SPEED
967 MHz
TDP
100 W
BUS WIDTH
192 bit
ARCHITECTURE
Kepler
PROCESS
28 nm
LAUNCH DATE
2014
PERFORMANCE BENCHMARKS
geekbench_metal
geekbench_opencl
geekbench_vulkan
DETAILED SPECIFICATIONS
SPECIFICATION
GTX 780M
GTX 870M
Core Specs
Shading Units
1,536
1,344
-12.5%
Shaders
1,536
1,344
-12.5%
TMUs
128
112
-12.5%
ROPs
32
24
-25.0%
Clocks
Base Clock
771 MHz
941 MHz
Boost Clock
797 MHz
967 MHz
Memory Clock
1250 MHz
5 Gbps effective
1250 MHz
5 Gbps effective
Memory
Memory Size
4 GB
3 GB
VRAM (MB)
4,096
3,072
-25.0%
Memory Type
GDDR5
GDDR5
Memory Bus
256 bit
192 bit
Bandwidth
160.0 GB/s
120.0 GB/s
Cache
L1 Cache
16 KB (per SMX)
16 KB (per SMX)
L2 Cache
512 KB
384 KB
Performance
Pixel Rate
25.50 GPixel/s
27.08 GPixel/s
Texture Rate
102.0 GTexel/s
108.3 GTexel/s
FP32 (TFLOPS)
2.448 TFLOPS
2.599 TFLOPS
FP64 (TFLOPS)
102.0 GFLOPS (1:24)
108.3 GFLOPS (1:24)
Power
TDP
122 W
100 W
TDP (W)
122
100
-18.0%
Power Connectors
None
None
Architecture
Architecture
Kepler
Kepler
GPU Name
GK104
GK104
Generation
GeForce 700M
GeForce 800M
Process Size
28 nm
28 nm
Transistors
3,540 million
3,540 million
Die Size
294 mm²
294 mm²
Foundry
TSMC
TSMC
Density
12.0M / 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
MXM Module
MXM Module
Outputs
Portable Device Dependent
Portable Device Dependent
Bus Interface
MXM-B (3.0)
MXM-B (3.0)
Other
Production
End-of-life
End-of-life
Predecessor
GeForce 600M
GeForce 700M
Successor
GeForce 800M
GeForce 900M