GeForce GT 820M vs GeForce GT 520MX
We compared two Mobile platform GPUs: 1024MB VRAM GeForce GT 820M and 1024MB VRAM GeForce GT 520MX to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
GeForce GT 820M Advantages
Released 2 years and 6 months late
48 additional rendering cores
Lower TDP (15W vs 20W)
Score
Benchmark
FP32 (float)
GeForce GT 820M
+72%
298
GeForce GT 520MX
173
Graphics Card
Nov 2013
Release Date
May 2011
GeForce 800M
Generation
GeForce 500M
Mobile
Type
Mobile
PCIe 2.0 x16
Bus Interface
PCIe 2.0 x16
Clock Speeds
900 MHz
Memory Clock
900 MHz
Memory
1024MB
Memory Size
1024MB
DDR3
Memory Type
DDR3
64bit
Memory Bus
64bit
14.40GB/s
Bandwidth
14.40GB/s
Render Config
2
SM Count
1
96
Shading Units
48
16
TMUs
8
8
ROPs
4
64 KB (per SM)
L1 Cache
64 KB (per SM)
128 KB
L2 Cache
128 KB
Theoretical Performance
3.100 GPixel/s
Pixel Rate
1.800 GPixel/s
12.40 GTexel/s
Texture Rate
7.200 GTexel/s
297.6 GFLOPS
FP32 (float)
172.8 GFLOPS
24.80 GFLOPS
FP64 (double)
14.40 GFLOPS
Board Design
15W
TDP
20W
No outputs
Outputs
No outputs
Graphics Processor
GF117
GPU Name
GF119
N15V-GM
GPU Variant
N12P-GVR-B-A1
Fermi 2.0
Architecture
Fermi 2.0
TSMC
Foundry
TSMC
28 nm
Process Size
40 nm
0.585 billion
Transistors
0.292 billion
116 mm²
Die Size
79 mm²
Graphics Features
12 (11_0)
DirectX
12 (11_0)
4.6
OpenGL
4.6
1.1
OpenCL
1.1
N/A
Vulkan
N/A
2.1
CUDA
2.1
5.1
Shader Model
5.1
