Home GPU Comparison NVIDIA GeForce GTX 780 Ti Engineering Sample vs NVIDIA GeForce 9400 GT PCI

NVIDIA GeForce GTX 780 Ti Engineering Sample vs NVIDIA GeForce 9400 GT PCI

We compared two Desktop platform GPUs: 3GB VRAM GeForce GTX 780 Ti Engineering Sample and 256MB VRAM GeForce 9400 GT PCI to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GTX 780 Ti Engineering Sample 's Advantages
Boost Clock928MHz
More VRAM (3GB vs 256GB)
Larger VRAM bandwidth (336.6GB/s vs 12.80GB/s)
2864 additional rendering cores
NVIDIA GeForce 9400 GT PCI 's Advantages
Lower TDP (50W vs 250W)

Score

Benchmark

FP32 (float)
GeForce GTX 780 Ti Engineering Sample +11777%
5.345 TFLOPS
GeForce 9400 GT PCI
0.045 TFLOPS
VS

Graphics Card

Unknown
Release Date
Aug 2008
GeForce 700
Generation
GeForce 9
Desktop
Type
Desktop
PCIe 3.0 x16
Bus Interface
PCI

Clock Speeds

875 MHz
Base Clock
-
928 MHz
Boost Clock
-
1753 MHz
Memory Clock
400 MHz

Memory

3GB
Memory Size
256MB
GDDR5
Memory Type
DDR2
384bit
Memory Bus
128bit
336.6GB/s
Bandwidth
12.80GB/s

Render Config

-
-
-
-
SM Count
2
2880
Shading Units
16
240
TMUs
8
48
ROPs
4
-
-
-
-
-
-
16 KB (per SMX)
L1 Cache
-
1536 KB
L2 Cache
32 KB
-
-
-

Theoretical Performance

55.68 GPixel/s
Pixel Rate
2.200 GPixel/s
222.7 GTexel/s
Texture Rate
4.400 GTexel/s
-
-
-
5.345 TFLOPS
FP32 (float)
44.80 GFLOPS
222.7 GFLOPS
FP64 (double)
-

Board Design

250W
TDP
50W
600 W
Suggested PSU
250 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 Processor

GK180
GPU Name
G96C
GK180-425-A1
GPU Variant
-
Kepler
Architecture
Tesla
TSMC
Foundry
TSMC
28 nm
Process Size
55 nm
7.08 billion
Transistors
0.314 billion
561 mm²
Die Size
121 mm²

Graphics Features

12 (11_0)
DirectX
11.1 (10_0)
4.6
OpenGL
3.3
3.0
OpenCL
1.1
1.2.175
Vulkan
N/A
3.5
CUDA
1.1
5.1
Shader Model
4.0

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