AMD Radeon HD 7450 OEM vs NVIDIA GeForce 9400 GT PCI

VS

AMD Radeon HD 7450 OEM

NVIDIA GeForce 9400 GT PCI

We compared two Desktop platform GPUs: 512MB VRAM Radeon HD 7450 OEM and 256MB VRAM GeForce 9400 GT PCI to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 7450 OEM 's Advantages

Released 3 years and 5 months late

More VRAM (512GB vs 256GB)

144 additional rendering cores

Lower TDP (18W vs 50W)

NVIDIA GeForce 9400 GT PCI 's Advantages

Larger VRAM bandwidth (12.80GB/s vs 8.528GB/s)

Score

Benchmark

FP32 (float)

Radeon HD 7450 OEM +344%

0.2 TFLOPS

GeForce 9400 GT PCI

0.045 TFLOPS

Radeon HD 7450 OEM

VS

GeForce 9400 GT PCI

Graphics Card

Jan 2012

Release Date

Aug 2008

Southern Islands

Generation

GeForce 9

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCI

Clock Speeds

-

533 MHz

Memory Clock

400 MHz

Memory

512MB

Memory Size

256MB

GDDR3

Memory Type

DDR2

64bit

Memory Bus

128bit

8.528GB/s

Bandwidth

12.80GB/s

Render Config

2

Compute Units

-

SM Count

2

160

Shading Units

16

8

TMUs

8

4

ROPs

4

-

8 KB (per CU)

L1 Cache

-

128 KB

L2 Cache

32 KB

-

Theoretical Performance

2.500 GPixel/s

Pixel Rate

2.200 GPixel/s

5.000 GTexel/s

Texture Rate

4.400 GTexel/s

-

200.0 GFLOPS

FP32 (float)

44.80 GFLOPS

-

Board Design

18W

TDP

50W

200 W

Suggested PSU

250 W

1x DVI 1x HDMI 1.3a

Outputs

1x DVI 1x VGA 1x S-Video

None

Power Connectors

None

Graphics Processor

Caicos

GPU Name

G96C

Caimour

GPU Variant

-

TeraScale 2

Architecture

Tesla

TSMC

Foundry

TSMC

40 nm

Process Size

55 nm

0.37 billion

Transistors

0.314 billion

67 mm²

Die Size

121 mm²

Graphics Features

11.2 (11_0)

DirectX

11.1 (10_0)

4.4

OpenGL

3.3

1.2

OpenCL

1.1

N/A

Vulkan

N/A

-

CUDA

1.1

5.0

Shader Model

4.0

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