AMD Radeon HD 7450 OEM vs NVIDIA GeForce 8800 GT Mac Edition

VS

AMD Radeon HD 7450 OEM

NVIDIA GeForce 8800 GT Mac Edition

We compared two Desktop platform GPUs: 512MB VRAM Radeon HD 7450 OEM and 512MB VRAM GeForce 8800 GT Mac Edition 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 11 months late

48 additional rendering cores

Lower TDP (18W vs 125W)

NVIDIA GeForce 8800 GT Mac Edition 's Advantages

Larger VRAM bandwidth (57.60GB/s vs 8.528GB/s)

Score

Benchmark

FP32 (float)

Radeon HD 7450 OEM

0.2 TFLOPS

GeForce 8800 GT Mac Edition +68%

0.336 TFLOPS

Radeon HD 7450 OEM

VS

GeForce 8800 GT Mac Edition

Graphics Card

Jan 2012

Release Date

Feb 2008

Southern Islands

Generation

GeForce 8

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

533 MHz

Memory Clock

900 MHz

Memory

512MB

Memory Size

512MB

GDDR3

Memory Type

GDDR3

64bit

Memory Bus

256bit

8.528GB/s

Bandwidth

57.60GB/s

Render Config

2

Compute Units

-

SM Count

14

160

Shading Units

112

8

TMUs

56

4

ROPs

16

-

8 KB (per CU)

L1 Cache

-

128 KB

L2 Cache

64 KB

-

Theoretical Performance

2.500 GPixel/s

Pixel Rate

9.600 GPixel/s

5.000 GTexel/s

Texture Rate

33.60 GTexel/s

-

200.0 GFLOPS

FP32 (float)

336.0 GFLOPS

-

Board Design

18W

TDP

125W

200 W

Suggested PSU

300 W

1x DVI 1x HDMI 1.3a

Outputs

2x DVI

None

Power Connectors

1x 6-pin

Graphics Processor

Caicos

GPU Name

G92

Caimour

GPU Variant

G92-270-A2

TeraScale 2

Architecture

Tesla

TSMC

Foundry

TSMC

40 nm

Process Size

65 nm

0.37 billion

Transistors

0.754 billion

67 mm²

Die Size

324 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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