GeForce GTX 780 vs T400

VS

NVIDIA GeForce GTX 780

NVIDIA T400

We compared two Desktop platform GPUs: 3GB VRAM GeForce GTX 780 and 2GB VRAM T400 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

GeForce GTX 780 's Advantages

More VRAM (3GB vs 2GB)

Larger VRAM bandwidth (288.4GB/s vs 80.00GB/s)

1920 additional rendering cores

T400 's Advantages

Released 8 years late

Boost Clock has increased by 58% (1425MHz vs 902MHz)

Lower TDP (30W vs 250W)

Score

Benchmark

FP32 (float)

GeForce GTX 780 +279%

4156

T400

1094

GeForce GTX 780

VS

T400

Graphics Card

May 2013

Release Date

May 2021

GeForce 700

Generation

Quadro

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

863 MHz

Base Clock

420 MHz

902 MHz

Boost Clock

1425 MHz

1502 MHz

Memory Clock

1250 MHz

Memory

3GB

Memory Size

2GB

GDDR5

Memory Type

GDDR6

384bit

Memory Bus

64bit

288.4GB/s

Bandwidth

80.00GB/s

Render Config

-

SM Count

6

2304

Shading Units

384

192

TMUs

24

48

ROPs

16

16 KB (per SMX)

L1 Cache

64 KB (per SM)

1536 KB

L2 Cache

1024 KB

Theoretical Performance

43.30 GPixel/s

Pixel Rate

22.80 GPixel/s

173.2 GTexel/s

Texture Rate

34.20 GTexel/s

-

FP16 (half)

2.189 TFLOPS

4.156 TFLOPS

FP32 (float)

1094 GFLOPS

173.2 GFLOPS

FP64 (double)

34.20 GFLOPS

Board Design

250W

TDP

30W

600 W

Suggested PSU

200 W

2x DVI 1x HDMI 1.4a 1x DisplayPort 1.2

Outputs

3x mini-DisplayPort 1.4a

1x 6-pin + 1x 8-pin

Power Connectors

None

Graphics Processor

GK110

GPU Name

TU117

GK110-300-A1

GPU Variant

-

Kepler

Architecture

Turing

TSMC

Foundry

TSMC

28 nm

Process Size

12 nm

7.08 billion

Transistors

4.7 billion

561 mm²

Die Size

200 mm²

Graphics Features

12 (11_0)

DirectX

12 (12_1)

4.6

OpenGL

4.6

3.0

OpenCL

3.0

1.1

Vulkan

1.3

3.5

CUDA

7.5

5.1

Shader Model

6.6

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