NVIDIA GeForce GTX 870M vs NVIDIA GeForce MX450 25W
GPU Specs Compare
Graphics Card
Release Date
Mar 2014
Aug 2020
Generation
GeForce 800M
GeForce MX
Type
Mobile
Mobile
Bus Interface
MXM-B (3.0)
PCIe 4.0 x4
Clock Speeds
Base Clock
941 MHz
720 MHz
Boost Clock
967 MHz
930 MHz
Memory Clock
1250 MHz
1250 MHz
Memory
Memory Size
3GB
2GB
Memory Type
GDDR5
GDDR6
Memory Bus
192bit
64bit
Bandwidth
120.0GB/s
80.00GB/s
Render Config
Shading Units
1344
896
TMUs
112
56
ROPs
24
32
L1 Cache
16 KB (per SMX)
64 KB (per SM)
L2 Cache
384 KB
512 KB
SM Count
-
14
Theoretical Performance
Pixel Rate
27.08 GPixel/s
29.76 GPixel/s
Texture Rate
108.3 GTexel/s
52.08 GTexel/s
FP32 (float)
2.599 TFLOPS
1.667 TFLOPS
FP64 (double)
108.3 GFLOPS
52.08 GFLOPS
FP16 (half)
-
3.333 TFLOPS
Graphics Processor
GPU Name
GK104
TU117
GPU Variant
N15E-GT-A2
N18S-G5
Architecture
Kepler
Turing
Foundry
TSMC
TSMC
Process Size
28 nm
12 nm
Transistors
3.54 billion
4.7 billion
Die Size
294 mm²
200 mm²
Board Design
TDP
100W
25W
Outputs
No outputs
No outputs
Power Connectors
None
None
Graphics Features
DirectX
12 (11_0)
12 (12_1)
OpenGL
4.6
4.6
OpenCL
3.0
3.0
Vulkan
1.1
1.3
CUDA
3.0
7.5
Shader Model
5.1
6.6
📊 Benchmark
3DMark Time Spy
-
1,706