AMD Radeon HD 7450 OEM vs NVIDIA GeForce 8800 GTS 320

VS

AMD Radeon HD 7450 OEM

NVIDIA GeForce 8800 GTS 320

We compared two Desktop platform GPUs: 512MB VRAM Radeon HD 7450 OEM and 320MB VRAM GeForce 8800 GTS 320 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 11 months late

More VRAM (512GB vs 320GB)

64 additional rendering cores

Lower TDP (18W vs 143W)

NVIDIA GeForce 8800 GTS 320 's Advantages

Larger VRAM bandwidth (63.36GB/s vs 8.528GB/s)

Score

Benchmark

FP32 (float)

Radeon HD 7450 OEM

0.2 TFLOPS

GeForce 8800 GTS 320 +14%

0.228 TFLOPS

Radeon HD 7450 OEM

VS

GeForce 8800 GTS 320

Graphics Card

Jan 2012

Release Date

Feb 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

792 MHz

Memory

512MB

Memory Size

320MB

GDDR3

Memory Type

GDDR3

64bit

Memory Bus

320bit

8.528GB/s

Bandwidth

63.36GB/s

Render Config

2

Compute Units

-

SM Count

12

160

Shading Units

96

8

TMUs

24

4

ROPs

20

-

8 KB (per CU)

L1 Cache

-

128 KB

L2 Cache

80 KB

-

Theoretical Performance

2.500 GPixel/s

Pixel Rate

10.26 GPixel/s

5.000 GTexel/s

Texture Rate

24.62 GTexel/s

-

200.0 GFLOPS

FP32 (float)

228.1 GFLOPS

-

Board Design

18W

TDP

143W

200 W

Suggested PSU

300 W

1x DVI 1x HDMI 1.3a

Outputs

2x DVI 1x S-Video

None

Power Connectors

1x 6-pin

Graphics Processor

Caicos

GPU Name

G80

Caimour

GPU Variant

G80-100-K0-A2

TeraScale 2

Architecture

Tesla

TSMC

Foundry

TSMC

40 nm

Process Size

90 nm

0.37 billion

Transistors

0.681 billion

67 mm²

Die Size

484 mm²

Graphics Features

11.2 (11_0)

DirectX

11.1 (10_0)

4.4

OpenGL

3.3

1.2

OpenCL

1.1 (1.0)

N/A

Vulkan

N/A

-

CUDA

1.0

5.0

Shader Model

4.0

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