NVIDIA GeForce GTX 780 6 GB vs NVIDIA GeForce 8400 SE

VS

NVIDIA GeForce GTX 780 6 GB

NVIDIA GeForce 8400 SE

We compared two Desktop platform GPUs: 6GB VRAM GeForce GTX 780 6 GB and 128MB VRAM GeForce 8400 SE to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GTX 780 6 GB 's Advantages

Released 5 years and 1 months late

Boost Clock902MHz

More VRAM (6GB vs 128GB)

Larger VRAM bandwidth (288.4GB/s vs 6.400GB/s)

2288 additional rendering cores

NVIDIA GeForce 8400 SE 's Advantages

Lower TDP (50W vs 250W)

Score

Benchmark

FP32 (float)

GeForce GTX 780 6 GB +14231%

4.156 TFLOPS

GeForce 8400 SE

0.029 TFLOPS

GeForce GTX 780 6 GB

VS

GeForce 8400 SE

Graphics Card

Sep 2013

Release Date

Aug 2008

GeForce 700

Generation

GeForce 8

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 1.0 x16

Clock Speeds

863 MHz

Base Clock

-

902 MHz

Boost Clock

-

1502 MHz

Memory Clock

400 MHz

Memory

6GB

Memory Size

128MB

GDDR5

Memory Type

DDR2

384bit

Memory Bus

64bit

288.4GB/s

Bandwidth

6.400GB/s

Render Config

-

SM Count

2

2304

Shading Units

16

192

TMUs

8

48

ROPs

4

-

16 KB (per SMX)

L1 Cache

-

1536 KB

L2 Cache

16 KB

-

Theoretical Performance

43.30 GPixel/s

Pixel Rate

1.836 GPixel/s

173.2 GTexel/s

Texture Rate

3.672 GTexel/s

-

4.156 TFLOPS

FP32 (float)

29.38 GFLOPS

173.2 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

GK110B

GPU Name

G86S

GK110-301-B1

GPU Variant

-

Kepler

Architecture

Tesla

TSMC

Foundry

TSMC

28 nm

Process Size

80 nm

7.08 billion

Transistors

0.21 billion

561 mm²

Die Size

127 mm²

Graphics Features

12 (11_1)

DirectX

11.1 (10_0)

4.6

OpenGL

3.3

3.0

OpenCL

1.1

Vulkan

N/A

3.5

CUDA

1.1

5.1

Shader Model

4.0

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