NVIDIA GeForce GT 820M vs NVIDIA GeForce GT 120M
We compared two Mobile platform GPUs: 1024MB VRAM GeForce GT 820M and 1024MB VRAM GeForce GT 120M 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 5 months late
64 additional rendering cores
NVIDIA GeForce GT 120M 's Advantages
Larger VRAM bandwidth (16.00GB/s vs 14.40GB/s)
Lower TDP (14W vs 15W)
Score
Benchmark
FP32 (float)
GeForce GT 820M
+272%
0.298 TFLOPS
GeForce GT 120M
0.08 TFLOPS
Graphics Card
Nov 2013
Release Date
Jun 2009
GeForce 800M
Generation
GeForce 100M
Mobile
Type
Mobile
PCIe 2.0 x16
Bus Interface
PCIe 2.0 x16
Clock Speeds
-
-
-
-
-
-
900 MHz
Memory Clock
500 MHz
Memory
1024MB
Memory Size
1024MB
DDR3
Memory Type
DDR2
64bit
Memory Bus
128bit
14.40GB/s
Bandwidth
16.00GB/s
Render Config
-
-
-
2
SM Count
4
96
Shading Units
32
16
TMUs
16
8
ROPs
8
-
-
-
-
-
-
64 KB (per SM)
L1 Cache
-
128 KB
L2 Cache
32 KB
-
-
-
Theoretical Performance
3.100 GPixel/s
Pixel Rate
4.000 GPixel/s
12.40 GTexel/s
Texture Rate
8.000 GTexel/s
-
-
-
297.6 GFLOPS
FP32 (float)
80.00 GFLOPS
24.80 GFLOPS
FP64 (double)
-
Board Design
15W
TDP
14W
-
-
-
No outputs
Outputs
No outputs
-
-
-
Graphics Processor
GF117
GPU Name
G96C
N15V-GM
GPU Variant
N10P-GV1
Fermi 2.0
Architecture
Tesla
TSMC
Foundry
TSMC
28 nm
Process Size
55 nm
0.585 billion
Transistors
0.314 billion
116 mm²
Die Size
121 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
