GeForce GTS 450 vs GeForce 8400 GS PCI Rev. 2

VS

NVIDIA GeForce GTS 450

NVIDIA GeForce 8400 GS PCI Rev. 2

We compared two Desktop platform GPUs: 1024MB VRAM GeForce GTS 450 and 512MB VRAM GeForce 8400 GS PCI Rev. 2 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

GeForce GTS 450 Advantages

Released 3 years and 5 months late

More VRAM (1024GB vs 512GB)

Larger VRAM bandwidth (57.73GB/s vs 8.000GB/s)

176 additional rendering cores

GeForce 8400 GS PCI Rev. 2 Advantages

Lower TDP (40W vs 106W)

Score

Benchmark

FP32 (float)

GeForce GTS 450 +1441%

601

GeForce 8400 GS PCI Rev. 2

39

GeForce GTS 450

VS

GeForce 8400 GS PCI Rev. 2

Graphics Card

Sep 2010

Release Date

Apr 2007

GeForce 400

Generation

GeForce 8

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCI

Clock Speeds

902 MHz

Memory Clock

500 MHz

Memory

1024MB

Memory Size

512MB

GDDR5

Memory Type

DDR3

128bit

Memory Bus

64bit

57.73GB/s

Bandwidth

8.000GB/s

Render Config

4

SM Count

2

192

Shading Units

16

32

TMUs

8

16

ROPs

4

64 KB (per SM)

L1 Cache

-

256 KB

L2 Cache

32 KB

Theoretical Performance

6.264 GPixel/s

Pixel Rate

2.080 GPixel/s

25.06 GTexel/s

Texture Rate

4.160 GTexel/s

601.3 GFLOPS

FP32 (float)

39.36 GFLOPS

50.11 GFLOPS

FP64 (double)

-

Board Design

106W

TDP

40W

300 W

Suggested PSU

200 W

2x DVI
1x mini-HDMI 1.3a

Outputs

1x DVI
1x HDMI
1x VGA

1x 6-pin

Power Connectors

None

Graphics Processor

GF106

GPU Name

GT218

GF106-250-KA-A1

GPU Variant

-

Fermi

Architecture

Tesla 2.0

TSMC

Foundry

TSMC

40 nm

Process Size

40 nm

1.17 billion

Transistors

0.26 billion

238 mm²

Die Size

57 mm²

Graphics Features

12 (11_0)

DirectX

11.1 (10_1)

4.6

OpenGL

3.3

1.1

OpenCL

1.1

N/A

Vulkan

N/A

2.1

CUDA

1.2

5.1

Shader Model

4.1

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