NVIDIA GeForce GTX 745 OEM vs NVIDIA GeForce 8400

VS

NVIDIA GeForce GTX 745 OEM

NVIDIA GeForce 8400

We compared two Desktop platform GPUs: 4GB VRAM GeForce GTX 745 OEM 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 745 OEM 's Advantages

Released 6 years and 2 months late

More VRAM (4GB vs 256GB)

Larger VRAM bandwidth (28.80GB/s vs 8.000GB/s)

376 additional rendering cores

NVIDIA GeForce 8400 's Advantages

Lower TDP (25W vs 55W)

Score

Benchmark

FP32 (float)

GeForce GTX 745 OEM +3676%

0.793 TFLOPS

GeForce 8400

0.021 TFLOPS

GeForce GTX 745 OEM

VS

GeForce 8400

Graphics Card

Feb 2014

Release Date

Dec 2007

GeForce 700

Generation

GeForce 8

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

900 MHz

Memory Clock

500 MHz

Memory

4GB

Memory Size

256MB

DDR3

Memory Type

DDR2

128bit

Memory Bus

64bit

28.80GB/s

Bandwidth

8.000GB/s

Render Config

-

SM Count

1

384

Shading Units

8

24

TMUs

4

16

ROPs

4

-

64 KB (per SMM)

L1 Cache

-

2 MB

L2 Cache

16 KB

-

Theoretical Performance

16.53 GPixel/s

Pixel Rate

2.160 GPixel/s

24.79 GTexel/s

Texture Rate

2.160 GTexel/s

-

793.3 GFLOPS

FP32 (float)

20.80 GFLOPS

24.79 GFLOPS

FP64 (double)

-

Board Design

55W

TDP

25W

250 W

Suggested PSU

200 W

1x DVI 1x HDMI 2.0 1x VGA

Outputs

1x DVI 1x VGA 1x S-Video

None

Power Connectors

None

Graphics Processor

GM107

GPU Name

G98

GM107-220-A2

GPU Variant

-

Maxwell

Architecture

Tesla

TSMC

Foundry

TSMC

28 nm

Process Size

65 nm

1.87 billion

Transistors

0.21 billion

148 mm²

Die Size

86 mm²

Graphics Features

12 (11_0)

DirectX

11.1 (10_0)

4.6

OpenGL

3.3

3.0

OpenCL

1.1

1.3

Vulkan

N/A

5.0

CUDA

1.1

5.1

Shader Model

4.0

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