GeForce 8400 GS PCI vs GeForce GTX 1080
We compared two Desktop platform GPUs: 512MB VRAM GeForce 8400 GS PCI and 8GB VRAM GeForce GTX 1080 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
GeForce 8400 GS PCI 's Advantages
Lower TDP (25W vs 180W)
GeForce GTX 1080 's Advantages
Released 8 years and 5 months late
Boost Clock1733MHz
More VRAM (8GB vs 512GB)
Larger VRAM bandwidth (320.3GB/s vs 5.328GB/s)
2552 additional rendering cores
Score
Benchmark
FP32 (float)
GeForce 8400 GS PCI
22
GeForce GTX 1080
+40231%
8873
Graphics Card
Dec 2007
Release Date
May 2016
GeForce 8
Generation
GeForce 10
Desktop
Type
Desktop
PCI
Bus Interface
PCIe 3.0 x16
Clock Speeds
-
Base Clock
1607 MHz
-
Boost Clock
1733 MHz
333 MHz
Memory Clock
1251 MHz
Memory
512MB
Memory Size
8GB
DDR2
Memory Type
GDDR5X
64bit
Memory Bus
256bit
5.328GB/s
Bandwidth
320.3GB/s
Render Config
1
SM Count
20
8
Shading Units
2560
4
TMUs
160
4
ROPs
64
-
L1 Cache
48 KB (per SM)
16 KB
L2 Cache
2 MB
Theoretical Performance
2.268 GPixel/s
Pixel Rate
110.9 GPixel/s
2.268 GTexel/s
Texture Rate
277.3 GTexel/s
-
FP16 (half)
138.6 GFLOPS
22.40 GFLOPS
FP32 (float)
8.873 TFLOPS
-
FP64 (double)
277.3 GFLOPS
Board Design
25W
TDP
180W
200 W
Suggested PSU
450 W
1x S-Video
1x DMS-59
Outputs
1x DVI
1x HDMI 2.0
3x DisplayPort 1.4a
None
Power Connectors
1x 8-pin
Graphics Processor
G98
GPU Name
GP104
G98-400-U2
GPU Variant
GP104-400-A1
Tesla
Architecture
Pascal
TSMC
Foundry
TSMC
65 nm
Process Size
16 nm
0.21 billion
Transistors
7.2 billion
86 mm²
Die Size
314 mm²
Graphics Features
11.1 (10_0)
DirectX
12 (12_1)
3.3
OpenGL
4.6
1.1
OpenCL
3.0
N/A
Vulkan
1.3
1.1
CUDA
6.1
4.0
Shader Model
6.4
