ATI Radeon HD 4450 vs NVIDIA GeForce GTX 260

VS

ATI Radeon HD 4450

NVIDIA GeForce GTX 260

We compared two Desktop platform GPUs: 512MB VRAM Radeon HD 4450 and 896MB VRAM GeForce GTX 260 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

ATI Radeon HD 4450 's Advantages

Released 3 years and 5 months late

Lower TDP (25W vs 182W)

NVIDIA GeForce GTX 260 's Advantages

More VRAM (896GB vs 512GB)

Larger VRAM bandwidth (111.9GB/s vs 6.400GB/s)

112 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon HD 4450

0.096 TFLOPS

GeForce GTX 260 +396%

0.477 TFLOPS

Radeon HD 4450

VS

GeForce GTX 260

Graphics Card

Nov 2011

Release Date

Jun 2008

Radeon R700

Generation

GeForce 200

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

400 MHz

Memory Clock

999 MHz

Memory

512MB

Memory Size

896MB

DDR2

Memory Type

GDDR3

64bit

Memory Bus

448bit

6.400GB/s

Bandwidth

111.9GB/s

Render Config

1

Compute Units

-

SM Count

24

80

Shading Units

192

8

TMUs

64

4

ROPs

28

-

16 KB (per CU)

L1 Cache

-

64 KB

L2 Cache

224 KB

-

Theoretical Performance

2.400 GPixel/s

Pixel Rate

16.13 GPixel/s

4.800 GTexel/s

Texture Rate

36.86 GTexel/s

-

96.00 GFLOPS

FP32 (float)

476.9 GFLOPS

-

FP64 (double)

59.62 GFLOPS

Board Design

25W

TDP

182W

200 W

Suggested PSU

450 W

1x DVI 1x HDMI 1.3a 1x DisplayPort 1.0

Outputs

2x DVI 1x S-Video

None

Power Connectors

2x 6-pin

Graphics Processor

RV710

GPU Name

GT200

RV710 (215-0725016)

GPU Variant

G200-100-A2

TeraScale

Architecture

Tesla 2.0

TSMC

Foundry

TSMC

55 nm

Process Size

65 nm

0.242 billion

Transistors

1.4 billion

73 mm²

Die Size

576 mm²

Graphics Features

10.1 (10_1)

DirectX

11.1 (10_0)

3.3

OpenGL

3.3

1.1

OpenCL

1.1

N/A

Vulkan

N/A

-

CUDA

1.3

4.1

Shader Model

4.0

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