AMD Radeon HD 7450 OEM vs NVIDIA GeForce 8400 GS

VS

AMD Radeon HD 7450 OEM

NVIDIA GeForce 8400 GS

We compared two Desktop platform GPUs: 512MB VRAM Radeon HD 7450 OEM and 256MB VRAM GeForce 8400 GS 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 4 years and 9 months late

More VRAM (512GB vs 256GB)

Larger VRAM bandwidth (8.528GB/s vs 6.400GB/s)

144 additional rendering cores

Lower TDP (18W vs 40W)

Score

Benchmark

FP32 (float)

Radeon HD 7450 OEM +589%

0.2 TFLOPS

GeForce 8400 GS

0.029 TFLOPS

Radeon HD 7450 OEM

VS

GeForce 8400 GS

Graphics Card

Jan 2012

Release Date

Apr 2007

Southern Islands

Generation

GeForce 8

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 1.0 x16

Clock Speeds

-

533 MHz

Memory Clock

400 MHz

Memory

512MB

Memory Size

256MB

GDDR3

Memory Type

DDR2

64bit

Memory Bus

64bit

8.528GB/s

Bandwidth

6.400GB/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

16 KB

-

Theoretical Performance

2.500 GPixel/s

Pixel Rate

1.836 GPixel/s

5.000 GTexel/s

Texture Rate

3.672 GTexel/s

-

200.0 GFLOPS

FP32 (float)

29.38 GFLOPS

-

Board Design

18W

TDP

40W

200 W

Suggested PSU

200 W

1x DVI 1x HDMI 1.3a

Outputs

1x DVI 1x VGA 1x S-Video

None

Power Connectors

None

Graphics Processor

Caicos

GPU Name

G86

Caimour

GPU Variant

G86-213-A2

TeraScale 2

Architecture

Tesla

TSMC

Foundry

TSMC

40 nm

Process Size

80 nm

0.37 billion

Transistors

0.21 billion

67 mm²

Die Size

127 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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