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GPU Comparison
NVIDIA GeForce GT 620M vs NVIDIA GeForce 945M
NVIDIA GeForce GT 620M vs NVIDIA GeForce 945M
VS
NVIDIA GeForce GT 620M
NVIDIA GeForce 945M
We compared two Mobile platform GPUs: 1024MB VRAM GeForce GT 620M and 1024MB VRAM GeForce 945M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
NVIDIA GeForce GT 620M 's Advantages
Larger VRAM bandwidth (28.80GB/s vs 16.02GB/s)
Lower TDP (15W vs 23W)
NVIDIA GeForce 945M 's Advantages
Released 3 years and 8 months late
Boost Clock1189MHz
288 additional rendering cores
Score
Benchmark
FP32 (float)
GeForce GT 620M
0.253 TFLOPS
GeForce 945M
+260%
0.913 TFLOPS
GeForce GT 620M
VS
GeForce 945M
Graphics Card
Aug 2012
Release Date
Apr 2016
GeForce 600M
Generation
GeForce 900M
Mobile
Type
Mobile
PCIe 2.0 x16
Bus Interface
PCIe 3.0 x8
Clock Speeds
-
Base Clock
1006 MHz
-
Boost Clock
1189 MHz
900 MHz
Memory Clock
1001 MHz
Memory
1024MB
Memory Size
1024MB
DDR3
Memory Type
DDR3
128bit
Memory Bus
64bit
28.80GB/s
Bandwidth
16.02GB/s
Render Config
2
SM Count
-
-
Compute Units
-
96
Shading Units
384
16
TMUs
24
4
ROPs
8
-
Tensor Cores
-
-
RT Cores
-
64 KB (per SM)
L1 Cache
64 KB (per SMM)
256 KB
L2 Cache
1024 KB
Theoretical Performance
2.640 GPixel/s
Pixel Rate
9.512 GPixel/s
10.56 GTexel/s
Texture Rate
28.54 GTexel/s
-
FP16 (half)
-
253.4 GFLOPS
FP32 (float)
913.2 GFLOPS
21.12 GFLOPS
FP64 (double)
28.54 GFLOPS
Graphics Processor
GF108
GPU Name
GM108
N13P-GLP-A1
GPU Variant
-
Fermi
Architecture
Maxwell
TSMC
Foundry
TSMC
40 nm
Process Size
28 nm
0.585 billion
Transistors
Unknown
116 mm²
Die Size
Unknown
Board Design
15W
TDP
23W
-
Suggested PSU
-
No outputs
Outputs
No outputs
-
Power Connectors
None
Graphics Features
12 (11_0)
DirectX
12 (11_0)
4.6
OpenGL
4.6
1.1
OpenCL
3.0
N/A
Vulkan
1.3
2.1
CUDA
5.0
5.1
Shader Model
5.1
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