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GPU Comparison
NVIDIA GeForce GTX 780 vs NVIDIA GeForce 8400
NVIDIA GeForce GTX 780 vs NVIDIA GeForce 8400
VS
NVIDIA GeForce GTX 780
NVIDIA GeForce 8400
We compared two Desktop platform GPUs: 3GB VRAM GeForce GTX 780 and 256MB VRAM GeForce 8400 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
NVIDIA GeForce GTX 780 's Advantages
Released 5 years and 5 months late
Boost Clock902MHz
Larger VRAM bandwidth (288.4GB/s vs 8.000GB/s)
2296 additional rendering cores
NVIDIA GeForce 8400 's Advantages
Lower TDP (25W vs 250W)
Score
Benchmark
FP32 (float)
GeForce GTX 780
+19690%
4.156 TFLOPS
GeForce 8400
0.021 TFLOPS
GeForce GTX 780
VS
GeForce 8400
Graphics Card
May 2013
Release Date
Dec 2007
GeForce 700
Generation
GeForce 8
Desktop
Type
Desktop
PCIe 3.0 x16
Bus Interface
PCIe 2.0 x16
Clock Speeds
863 MHz
Base Clock
-
902 MHz
Boost Clock
-
1502 MHz
Memory Clock
500 MHz
Memory
3GB
Memory Size
256MB
GDDR5
Memory Type
DDR2
384bit
Memory Bus
64bit
288.4GB/s
Bandwidth
8.000GB/s
Render Config
-
SM Count
1
-
Compute Units
-
2304
Shading Units
8
192
TMUs
4
48
ROPs
4
-
Tensor Cores
-
-
RT Cores
-
16 KB (per SMX)
L1 Cache
-
1536 KB
L2 Cache
16 KB
Theoretical Performance
43.30 GPixel/s
Pixel Rate
2.160 GPixel/s
173.2 GTexel/s
Texture Rate
2.160 GTexel/s
-
FP16 (half)
-
4.156 TFLOPS
FP32 (float)
20.80 GFLOPS
173.2 GFLOPS
FP64 (double)
-
Graphics Processor
GK110
GPU Name
G98
GK110-300-A1
GPU Variant
-
Kepler
Architecture
Tesla
TSMC
Foundry
TSMC
28 nm
Process Size
65 nm
7.08 billion
Transistors
0.21 billion
561 mm²
Die Size
86 mm²
Board Design
250W
TDP
25W
600 W
Suggested PSU
200 W
2x DVI 1x HDMI 1.4a 1x DisplayPort 1.2
Outputs
1x DVI 1x VGA 1x S-Video
1x 6-pin + 1x 8-pin
Power Connectors
None
Graphics Features
12 (11_0)
DirectX
11.1 (10_0)
4.6
OpenGL
3.3
3.0
OpenCL
1.1
1.1
Vulkan
N/A
3.5
CUDA
1.1
5.1
Shader Model
4.0
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