NVIDIA GeForce GTX 980 Mobile vs NVIDIA GeForce 615
We compared two Mobile platform GPUs: 8GB VRAM GeForce GTX 980 Mobile and 1024MB VRAM GeForce 615 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
NVIDIA GeForce GTX 980 Mobile 's Advantages
Released 3 years and 4 months late
Boost Clock1140MHz
More VRAM (8GB vs 1024GB)
Larger VRAM bandwidth (224.4GB/s vs 28.80GB/s)
2000 additional rendering cores
Score
Benchmark
FP32 (float)
GeForce GTX 980 Mobile
+3576%
4.669 TFLOPS
GeForce 615
0.127 TFLOPS
Graphics Card
Sep 2015
Release Date
May 2012
GeForce 900M
Generation
GeForce 600A
Mobile
Type
Mobile
MXM-B (3.0)
Bus Interface
PCIe 2.0 x16
Clock Speeds
1064 MHz
Base Clock
-
1140 MHz
Boost Clock
-
1753 MHz
Memory Clock
900 MHz
Memory
8GB
Memory Size
1024MB
GDDR5
Memory Type
DDR3
256bit
Memory Bus
128bit
224.4GB/s
Bandwidth
28.80GB/s
Render Config
-
-
-
-
SM Count
1
2048
Shading Units
48
128
TMUs
8
64
ROPs
4
-
-
-
-
-
-
48 KB (per SMM)
L1 Cache
64 KB (per SM)
2 MB
L2 Cache
256 KB
-
-
-
Theoretical Performance
72.96 GPixel/s
Pixel Rate
1.320 GPixel/s
145.9 GTexel/s
Texture Rate
5.280 GTexel/s
-
-
-
4.669 TFLOPS
FP32 (float)
126.7 GFLOPS
145.9 GFLOPS
FP64 (double)
10.56 GFLOPS
Board Design
Unknown
TDP
49W
-
-
-
Portable Device Dependent
Outputs
No outputs
None
Power Connectors
-
Graphics Processor
GM204
GPU Name
GF108
N16E-GXX-A1
GPU Variant
-
Maxwell 2.0
Architecture
Fermi
TSMC
Foundry
TSMC
28 nm
Process Size
40 nm
5.2 billion
Transistors
0.585 billion
398 mm²
Die Size
116 mm²
Graphics Features
12 (12_1)
DirectX
12 (11_0)
4.6
OpenGL
4.6
3.0
OpenCL
1.1
1.3
Vulkan
N/A
5.2
CUDA
2.1
6.7 (6.4)
Shader Model
5.1
