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GPU Comparison
NVIDIA GeForce G105M vs NVIDIA GeForce GT 620M
NVIDIA GeForce G105M vs NVIDIA GeForce GT 620M
VS
NVIDIA GeForce G105M
NVIDIA GeForce GT 620M
We compared two Mobile platform GPUs: 256MB VRAM GeForce G105M and 1024MB VRAM GeForce GT 620M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
NVIDIA GeForce G105M 's Advantages
Lower TDP (14W vs 15W)
NVIDIA GeForce GT 620M 's Advantages
Released 3 years and 1 months late
More VRAM (1024GB vs 256GB)
Larger VRAM bandwidth (28.80GB/s vs 11.20GB/s)
80 additional rendering cores
Score
Benchmark
FP32 (float)
GeForce G105M
0.034 TFLOPS
GeForce GT 620M
+644%
0.253 TFLOPS
GeForce G105M
VS
GeForce GT 620M
Graphics Card
Jul 2009
Release Date
Aug 2012
GeForce 100M
Generation
GeForce 600M
Mobile
Type
Mobile
PCIe 2.0 x16
Bus Interface
PCIe 2.0 x16
Clock Speeds
-
Base Clock
-
-
Boost Clock
-
700 MHz
Memory Clock
900 MHz
Memory
256MB
Memory Size
1024MB
GDDR3
Memory Type
DDR3
64bit
Memory Bus
128bit
11.20GB/s
Bandwidth
28.80GB/s
Render Config
2
SM Count
2
-
Compute Units
-
16
Shading Units
96
8
TMUs
16
4
ROPs
4
-
Tensor Cores
-
-
RT Cores
-
-
L1 Cache
64 KB (per SM)
32 KB
L2 Cache
256 KB
Theoretical Performance
2.000 GPixel/s
Pixel Rate
2.640 GPixel/s
4.000 GTexel/s
Texture Rate
10.56 GTexel/s
-
FP16 (half)
-
34.24 GFLOPS
FP32 (float)
253.4 GFLOPS
-
FP64 (double)
21.12 GFLOPS
Graphics Processor
GT218
GPU Name
GF108
GT218-300-A2
GPU Variant
N13P-GLP-A1
Tesla 2.0
Architecture
Fermi
TSMC
Foundry
TSMC
40 nm
Process Size
40 nm
0.26 billion
Transistors
0.585 billion
57 mm²
Die Size
116 mm²
Board Design
14W
TDP
15W
-
Suggested PSU
-
No outputs
Outputs
No outputs
-
Power Connectors
-
Graphics Features
11.1 (10_1)
DirectX
12 (11_0)
3.3
OpenGL
4.6
1.1
OpenCL
1.1
N/A
Vulkan
N/A
1.2
CUDA
2.1
4.1
Shader Model
5.1
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9
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