GPU Comparison
GEFORCE
NVIDIA GeForce 825M
CORE STATE
GK208
VRAM
1024 MB
CLOCK SPEED
941 MHz
TDP
33 W
BUS WIDTH
64 bit
ARCHITECTURE
Kepler 2.0
PROCESS
28 nm
LAUNCH DATE
2014
VS
GEFORCE
GeForce 830M
CORE STATE
GM108
VRAM
2 GB
CLOCK SPEED
1150 MHz
TDP
33 W
BUS WIDTH
64 bit
ARCHITECTURE
Maxwell
PROCESS
28 nm
LAUNCH DATE
2014
PERFORMANCE BENCHMARKS
geekbench_opencl
geekbench_vulkan
DETAILED SPECIFICATIONS
SPECIFICATION
825M
830M
Core Specs
Shading Units
384
256
-33.3%
Shaders
384
256
-33.3%
TMUs
32
16
-50.0%
ROPs
8
8
0.0%
Clocks
Base Clock
850 MHz
1082 MHz
Boost Clock
941 MHz
1150 MHz
Memory Clock
900 MHz
1800 Mbps effective
900 MHz
1800 Mbps effective
Memory
Memory Size
1024 MB
2 GB
VRAM (MB)
1,024
2,048
+100.0%
Memory Type
DDR3
DDR3
Memory Bus
64 bit
64 bit
Bandwidth
14.40 GB/s
14.40 GB/s
Cache
L1 Cache
16 KB (per SMX)
64 KB (per SMM)
L2 Cache
512 KB
1024 KB
Performance
Pixel Rate
7.528 GPixel/s
9.200 GPixel/s
Texture Rate
30.11 GTexel/s
18.40 GTexel/s
FP32 (TFLOPS)
722.7 GFLOPS
588.8 GFLOPS
FP64 (TFLOPS)
30.11 GFLOPS (1:24)
18.40 GFLOPS (1:32)
Power
TDP
33 W
33 W
TDP (W)
33
33
0.0%
Power Connectors
None
None
Architecture
Architecture
Kepler 2.0
Maxwell
GPU Name
GK208
GM108
Generation
GeForce 800M
GeForce 800M
Process Size
28 nm
28 nm
Transistors
1,020 million
1,020 million
Die Size
87 mm²
77 mm²
Foundry
TSMC
TSMC
Density
11.7M / mm²
13.2M / mm²
API Support
DirectX
12 (11_0)
12 (11_0)
OpenGL
4.6
4.6
Vulkan
1.2.175
1.4
OpenCL
3.0
3.0
CUDA
3.5
5.0
Shader Model
6.5 (5.1)
6.7 (5.1)
Physical
Slot Width
IGP
IGP
Outputs
Portable Device Dependent
Portable Device Dependent
Bus Interface
PCIe 3.0 x8
PCIe 3.0 x8
Other
Production
End-of-life
End-of-life
Predecessor
GeForce 700M
GeForce 700M
Successor
GeForce 900M
GeForce 900M