GeForce GTS 450 vs GeForce 8400 GS PCI

VS

NVIDIA GeForce GTS 450

NVIDIA GeForce 8400 GS PCI

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

Main Differences

GeForce GTS 450 Advantages

Released 2 years and 9 months late

More VRAM (1024GB vs 512GB)

Larger VRAM bandwidth (57.73GB/s vs 5.328GB/s)

184 additional rendering cores

GeForce 8400 GS PCI Advantages

Lower TDP (25W vs 106W)

Score

Benchmark

FP32 (float)

GeForce GTS 450 +2631%

601

GeForce 8400 GS PCI

22

GeForce GTS 450

VS

GeForce 8400 GS PCI

Graphics Card

Sep 2010

Release Date

Dec 2007

GeForce 400

Generation

GeForce 8

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCI

Clock Speeds

902 MHz

Memory Clock

333 MHz

Memory

1024MB

Memory Size

512MB

GDDR5

Memory Type

DDR2

128bit

Memory Bus

64bit

57.73GB/s

Bandwidth

5.328GB/s

Render Config

4

SM Count

1

192

Shading Units

8

32

TMUs

4

16

ROPs

4

64 KB (per SM)

L1 Cache

-

256 KB

L2 Cache

16 KB

Theoretical Performance

6.264 GPixel/s

Pixel Rate

2.268 GPixel/s

25.06 GTexel/s

Texture Rate

2.268 GTexel/s

601.3 GFLOPS

FP32 (float)

22.40 GFLOPS

50.11 GFLOPS

FP64 (double)

-

Board Design

106W

TDP

25W

300 W

Suggested PSU

200 W

2x DVI
1x mini-HDMI 1.3a

Outputs

1x S-Video
1x DMS-59

1x 6-pin

Power Connectors

None

Graphics Processor

GF106

GPU Name

G98

GF106-250-KA-A1

GPU Variant

G98-400-U2

Fermi

Architecture

Tesla

TSMC

Foundry

TSMC

40 nm

Process Size

65 nm

1.17 billion

Transistors

0.21 billion

238 mm²

Die Size

86 mm²

Graphics Features

12 (11_0)

DirectX

11.1 (10_0)

4.6

OpenGL

3.3

1.1

OpenCL

1.1

N/A

Vulkan

N/A

2.1

CUDA

1.1

5.1

Shader Model

4.0

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