NVIDIA GeForce GT 820M vs NVIDIA GeForce G103M
We compared two Mobile platform GPUs: 1024MB VRAM GeForce GT 820M and 512MB VRAM GeForce G103M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
NVIDIA GeForce GT 820M 's Advantages
Released 4 years and 2 months late
More VRAM (1024GB vs 512GB)
Larger VRAM bandwidth (14.40GB/s vs 8.000GB/s)
88 additional rendering cores
NVIDIA GeForce G103M 's Advantages
Lower TDP (14W vs 15W)
Score
Benchmark
FP32 (float)
GeForce GT 820M
+1046%
0.298 TFLOPS
GeForce G103M
0.026 TFLOPS
Graphics Card
Nov 2013
Release Date
Sep 2009
GeForce 800M
Generation
GeForce 100M
Mobile
Type
Mobile
PCIe 2.0 x16
Bus Interface
PCIe 1.0 x16
Clock Speeds
-
-
-
-
-
-
900 MHz
Memory Clock
500 MHz
Memory
1024MB
Memory Size
512MB
DDR3
Memory Type
DDR2
64bit
Memory Bus
64bit
14.40GB/s
Bandwidth
8.000GB/s
Render Config
-
-
-
2
SM Count
1
96
Shading Units
8
16
TMUs
4
8
ROPs
4
-
-
-
-
-
-
64 KB (per SM)
L1 Cache
-
128 KB
L2 Cache
16 KB
-
-
-
Theoretical Performance
3.100 GPixel/s
Pixel Rate
2.560 GPixel/s
12.40 GTexel/s
Texture Rate
2.560 GTexel/s
-
-
-
297.6 GFLOPS
FP32 (float)
25.60 GFLOPS
24.80 GFLOPS
FP64 (double)
-
Board Design
15W
TDP
14W
-
-
-
No outputs
Outputs
No outputs
-
-
-
Graphics Processor
GF117
GPU Name
G98
N15V-GM
GPU Variant
N10M-GE2-S
Fermi 2.0
Architecture
Tesla
TSMC
Foundry
TSMC
28 nm
Process Size
65 nm
0.585 billion
Transistors
0.21 billion
116 mm²
Die Size
86 mm²
Graphics Features
12 (11_0)
DirectX
11.1 (10_0)
4.6
OpenGL
3.3
1.1
OpenCL
1.1
N/A
Vulkan
N/A
2.1
CUDA
1.1
5.1
Shader Model
4.0
