NVIDIA GeForce GT 620M vs NVIDIA GeForce 315M
We compared two Mobile platform GPUs: 1024MB VRAM GeForce GT 620M and 512MB VRAM GeForce 315M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
NVIDIA GeForce GT 620M 's Advantages
Released 1 years and 7 months late
More VRAM (1024GB vs 512GB)
Larger VRAM bandwidth (28.80GB/s vs 12.80GB/s)
80 additional rendering cores
NVIDIA GeForce 315M 's Advantages
Lower TDP (14W vs 15W)
Score
Benchmark
FP32 (float)
GeForce GT 620M
+548%
0.253 TFLOPS
GeForce 315M
0.039 TFLOPS
Graphics Card
Aug 2012
Release Date
Jan 2011
GeForce 600M
Generation
GeForce 300M
Mobile
Type
Mobile
PCIe 2.0 x16
Bus Interface
PCIe 2.0 x16
Clock Speeds
-
-
-
-
-
-
900 MHz
Memory Clock
800 MHz
Memory
1024MB
Memory Size
512MB
DDR3
Memory Type
GDDR3
128bit
Memory Bus
64bit
28.80GB/s
Bandwidth
12.80GB/s
Render Config
-
-
-
2
SM Count
2
96
Shading Units
16
16
TMUs
8
4
ROPs
4
-
-
-
-
-
-
64 KB (per SM)
L1 Cache
-
256 KB
L2 Cache
32 KB
-
-
-
Theoretical Performance
2.640 GPixel/s
Pixel Rate
2.424 GPixel/s
10.56 GTexel/s
Texture Rate
4.848 GTexel/s
-
-
-
253.4 GFLOPS
FP32 (float)
38.78 GFLOPS
21.12 GFLOPS
FP64 (double)
-
Board Design
15W
TDP
14W
-
-
-
No outputs
Outputs
No outputs
-
-
-
Graphics Processor
GF108
GPU Name
GT218
N13P-GLP-A1
GPU Variant
N11M-GE
Fermi
Architecture
Tesla 2.0
TSMC
Foundry
TSMC
40 nm
Process Size
40 nm
0.585 billion
Transistors
0.26 billion
116 mm²
Die Size
57 mm²
Graphics Features
12 (11_0)
DirectX
11.1 (10_1)
4.6
OpenGL
3.3
1.1
OpenCL
1.1
N/A
Vulkan
N/A
2.1
CUDA
1.2
5.1
Shader Model
4.1
