NVIDIA GeForce GTX 260 OEM vs AMD Radeon HD 6450

VS

NVIDIA GeForce GTX 260 OEM

AMD Radeon HD 6450

We compared two Desktop platform GPUs: 1792MB VRAM GeForce GTX 260 OEM and 512MB VRAM Radeon HD 6450 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GTX 260 OEM 's Advantages

More VRAM (1792GB vs 512GB)

Larger VRAM bandwidth (112.9GB/s vs 25.60GB/s)

32 additional rendering cores

AMD Radeon HD 6450 's Advantages

Released 1 years and 4 months late

Lower TDP (18W vs 182W)

Score

Benchmark

FP32 (float)

GeForce GTX 260 OEM +107%

0.415 TFLOPS

Radeon HD 6450

0.2 TFLOPS

GeForce GTX 260 OEM

VS

Radeon HD 6450

Graphics Card

Dec 2009

Release Date

Apr 2011

GeForce 200

Generation

Northern Islands

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

1008 MHz

Memory Clock

800 MHz

Memory

1792MB

Memory Size

512MB

GDDR3

Memory Type

GDDR5

448bit

Memory Bus

64bit

112.9GB/s

Bandwidth

25.60GB/s

Render Config

-

Compute Units

2

24

SM Count

-

192

Shading Units

160

64

TMUs

8

28

ROPs

4

-

L1 Cache

8 KB (per CU)

224 KB

L2 Cache

128 KB

-

Theoretical Performance

14.50 GPixel/s

Pixel Rate

2.500 GPixel/s

33.15 GTexel/s

Texture Rate

5.000 GTexel/s

-

414.7 GFLOPS

FP32 (float)

200.0 GFLOPS

51.84 GFLOPS

FP64 (double)

-

Board Design

182W

TDP

18W

450 W

Suggested PSU

200 W

2x DVI 1x S-Video

Outputs

1x DVI 1x HDMI 1.3a 1x VGA

2x 6-pin

Power Connectors

None

Graphics Processor

GT200B

GPU Name

Caicos

G200-103-B2

GPU Variant

Caicos PRO

Tesla 2.0

Architecture

TeraScale 2

TSMC

Foundry

TSMC

55 nm

Process Size

40 nm

1.4 billion

Transistors

0.37 billion

470 mm²

Die Size

67 mm²

Graphics Features

11.1 (10_0)

DirectX

11.2 (11_0)

3.3

OpenGL

4.4

1.1

OpenCL

1.2

N/A

Vulkan

N/A

1.3

CUDA

-

4.0

Shader Model

5.0

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