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GPU Comparison
NVIDIA GeForce GTX 1080 vs NVIDIA GeForce GT 620
NVIDIA GeForce GTX 1080 vs NVIDIA GeForce GT 620
VS
NVIDIA GeForce GTX 1080
NVIDIA GeForce GT 620
We compared two Desktop platform GPUs: 8GB VRAM GeForce GTX 1080 and 1024MB VRAM GeForce GT 620 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
NVIDIA GeForce GTX 1080 's Advantages
Released 4 years late
Boost Clock1733MHz
More VRAM (8GB vs 1GB)
Larger VRAM bandwidth (320.3GB/s vs 14.40GB/s)
2464 additional rendering cores
NVIDIA GeForce GT 620 's Advantages
Lower TDP (49W vs 180W)
Score
Benchmark
FP32 (float)
GeForce GTX 1080
+3198%
8.873 TFLOPS
GeForce GT 620
0.269 TFLOPS
GeForce GTX 1080
VS
GeForce GT 620
Graphics Card
May 2016
Release Date
May 2012
GeForce 10
Generation
GeForce 600
Desktop
Type
Desktop
PCIe 3.0 x16
Bus Interface
PCIe 2.0 x16
Clock Speeds
1607 MHz
Base Clock
-
1733 MHz
Boost Clock
-
1251 MHz
Memory Clock
900 MHz
Memory
8GB
Memory Size
1024MB
GDDR5X
Memory Type
DDR3
256bit
Memory Bus
64bit
320.3GB/s
Bandwidth
14.40GB/s
Render Config
20
SM Count
2
-
Compute Units
-
2560
Shading Units
96
160
TMUs
16
64
ROPs
4
-
Tensor Cores
-
-
RT Cores
-
48 KB (per SM)
L1 Cache
64 KB (per SM)
2 MB
L2 Cache
128 KB
Theoretical Performance
110.9 GPixel/s
Pixel Rate
2.800 GPixel/s
277.3 GTexel/s
Texture Rate
11.20 GTexel/s
138.6 GFLOPS
FP16 (half)
-
8.873 TFLOPS
FP32 (float)
268.8 GFLOPS
277.3 GFLOPS
FP64 (double)
22.40 GFLOPS
Graphics Processor
GP104
GPU Name
GF108
GP104-400-A1
GPU Variant
GF108-100-KB-A1
Pascal
Architecture
Fermi
TSMC
Foundry
TSMC
16 nm
Process Size
40 nm
7.2 billion
Transistors
0.585 billion
314 mm²
Die Size
116 mm²
Board Design
180W
TDP
49W
450 W
Suggested PSU
200 W
1x DVI 1x HDMI 2.0 3x DisplayPort 1.4a
Outputs
1x DVI 1x HDMI 1.3a 1x VGA
1x 8-pin
Power Connectors
None
Graphics Features
12 (12_1)
DirectX
12 (11_0)
4.6
OpenGL
4.6
3.0
OpenCL
1.1
1.3
Vulkan
N/A
6.1
CUDA
2.1
6.4
Shader Model
5.1
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