NVIDIA GeForce GTX TITAN Z vs NVIDIA GeForce 8400 GS

VS

NVIDIA GeForce GTX TITAN Z

NVIDIA GeForce 8400 GS

We compared two Desktop platform GPUs: 6GB VRAM GeForce GTX TITAN Z and 256MB VRAM GeForce 8400 GS to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GTX TITAN Z 's Advantages

Released 7 years and 1 months late

Boost Clock876MHz

More VRAM (6GB vs 256GB)

Larger VRAM bandwidth (336.0GB/s vs 6.400GB/s)

2864 additional rendering cores

NVIDIA GeForce 8400 GS 's Advantages

Lower TDP (40W vs 375W)

Score

Benchmark

FP32 (float)

GeForce GTX TITAN Z +17300%

5.046 TFLOPS

GeForce 8400 GS

0.029 TFLOPS

GeForce GTX TITAN Z

VS

GeForce 8400 GS

Graphics Card

May 2014

Release Date

Apr 2007

GeForce 700

Generation

GeForce 8

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 1.0 x16

Clock Speeds

705 MHz

Base Clock

-

876 MHz

Boost Clock

-

1750 MHz

Memory Clock

400 MHz

Memory

6GB

Memory Size

256MB

GDDR5

Memory Type

DDR2

384bit

Memory Bus

64bit

336.0GB/s

Bandwidth

6.400GB/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

16 KB

-

Theoretical Performance

52.56 GPixel/s

Pixel Rate

1.836 GPixel/s

210.2 GTexel/s

Texture Rate

3.672 GTexel/s

-

5.046 TFLOPS

FP32 (float)

29.38 GFLOPS

1.682 TFLOPS

FP64 (double)

-

Board Design

375W

TDP

40W

750 W

Suggested PSU

200 W

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

Outputs

1x DVI 1x VGA 1x S-Video

2x 8-pin

Power Connectors

None

Graphics Processor

GK110B

GPU Name

G86

GK110-350-B1

GPU Variant

G86-213-A2

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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