NVIDIA GeForce GTX 260 vs ATI Radeon HD 4450

VS

NVIDIA GeForce GTX 260

ATI Radeon HD 4450

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

Main Differences

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

ATI Radeon HD 4450 's Advantages

Released 3 years and 5 months late

Lower TDP (25W vs 182W)

Score

Benchmark

FP32 (float)

GeForce GTX 260 +396%

0.477 TFLOPS

Radeon HD 4450

0.096 TFLOPS

GeForce GTX 260

VS

Radeon HD 4450

Graphics Card

Jun 2008

Release Date

Nov 2011

GeForce 200

Generation

Radeon R700

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

999 MHz

Memory Clock

400 MHz

Memory

896MB

Memory Size

512MB

GDDR3

Memory Type

DDR2

448bit

Memory Bus

64bit

111.9GB/s

Bandwidth

6.400GB/s

Render Config

-

Compute Units

1

24

SM Count

-

192

Shading Units

80

64

TMUs

8

28

ROPs

4

-

L1 Cache

16 KB (per CU)

224 KB

L2 Cache

64 KB

-

Theoretical Performance

16.13 GPixel/s

Pixel Rate

2.400 GPixel/s

36.86 GTexel/s

Texture Rate

4.800 GTexel/s

-

476.9 GFLOPS

FP32 (float)

96.00 GFLOPS

59.62 GFLOPS

FP64 (double)

-

Board Design

182W

TDP

25W

450 W

Suggested PSU

200 W

2x DVI 1x S-Video

Outputs

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

2x 6-pin

Power Connectors

None

Graphics Processor

GT200

GPU Name

RV710

G200-100-A2

GPU Variant

RV710 (215-0725016)

Tesla 2.0

Architecture

TeraScale

TSMC

Foundry

TSMC

65 nm

Process Size

55 nm

1.4 billion

Transistors

0.242 billion

576 mm²

Die Size

73 mm²

Graphics Features

11.1 (10_0)

DirectX

10.1 (10_1)

3.3

OpenGL

3.3

1.1

OpenCL

1.1

N/A

Vulkan

N/A

1.3

CUDA

-

4.0

Shader Model

4.1

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