GeForce GTX 980 vs GeForce GT 520
We compared two Desktop platform GPUs: 4GB VRAM GeForce GTX 980 and 1024MB VRAM GeForce GT 520 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
GeForce GTX 980 Advantages
Released 3 years and 5 months late
Boost Clock1216MHz
More VRAM (4GB vs 1024GB)
Larger VRAM bandwidth (224.4GB/s vs 14.40GB/s)
2000 additional rendering cores
GeForce GT 520 Advantages
Lower TDP (29W vs 165W)
Score
Benchmark
FP32 (float)
GeForce GTX 980
+3092%
4981
GeForce GT 520
156
3DMark Time Spy
GeForce GTX 980
+5031%
4362
GeForce GT 520
85
Graphics Card
Sep 2014
Release Date
Apr 2011
GeForce 900
Generation
GeForce 500
Desktop
Type
Desktop
PCIe 3.0 x16
Bus Interface
PCIe 2.0 x16
Clock Speeds
1127 MHz
Base Clock
-
1216 MHz
Boost Clock
-
1753 MHz
Memory Clock
900 MHz
Memory
4GB
Memory Size
1024MB
GDDR5
Memory Type
DDR3
256bit
Memory Bus
64bit
224.4GB/s
Bandwidth
14.40GB/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
128 KB
Theoretical Performance
77.82 GPixel/s
Pixel Rate
1.620 GPixel/s
155.6 GTexel/s
Texture Rate
6.480 GTexel/s
4.981 TFLOPS
FP32 (float)
155.5 GFLOPS
155.6 GFLOPS
FP64 (double)
12.96 GFLOPS
Board Design
165W
TDP
29W
450 W
Suggested PSU
200 W
1x DVI
1x HDMI 2.0
3x DisplayPort 1.4a
1x HDMI 2.0
3x DisplayPort 1.4a
Outputs
1x DVI
1x HDMI 1.3a
1x VGA
1x HDMI 1.3a
1x VGA
2x 6-pin
Power Connectors
None
Graphics Processor
GM204
GPU Name
GF119
GM204-400-A1
GPU Variant
GF119-300-A1
Maxwell 2.0
Architecture
Fermi 2.0
TSMC
Foundry
TSMC
28 nm
Process Size
40 nm
5.2 billion
Transistors
0.292 billion
398 mm²
Die Size
79 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
6.4
Shader Model
5.1
