NVIDIA GeForce GTX 260 vs AMD Radeon HD 6450 OEM

VS

NVIDIA GeForce GTX 260 AMD Radeon HD 6450 OEM

We compared two Desktop platform GPUs: 896MB VRAM GeForce GTX 260 and 512MB VRAM Radeon HD 6450 OEM 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 8.528GB/s)

32 additional rendering cores

AMD Radeon HD 6450 OEM 's Advantages

Released 2 years and 8 months late

Lower TDP (18W vs 182W)

Score

Benchmark

FP32 (float)

GeForce GTX 260 +138%

0.477 TFLOPS

Radeon HD 6450 OEM

0.2 TFLOPS

GeForce GTX 260

VS

Radeon HD 6450 OEM

Graphics Card

Jun 2008

Release Date

Feb 2011

GeForce 200

Generation

Northern Islands

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

Base Clock

-

Boost Clock

-

999 MHz

Memory Clock

533 MHz

Memory

896MB

Memory Size

512MB

GDDR3

Memory Type

GDDR3

448bit

Memory Bus

64bit

111.9GB/s

Bandwidth

8.528GB/s

Render Config

24

SM Count

-

Compute Units

2

192

Shading Units

160

64

TMUs

8

28

ROPs

4

-

Tensor Cores

-

RT Cores

-

L1 Cache

8 KB (per CU)

224 KB

L2 Cache

128 KB

Theoretical Performance

16.13 GPixel/s

Pixel Rate

2.500 GPixel/s

36.86 GTexel/s

Texture Rate

5.000 GTexel/s

-

FP16 (half)

-

476.9 GFLOPS

FP32 (float)

200.0 GFLOPS

59.62 GFLOPS

FP64 (double)

-

Graphics Processor

GT200

GPU Name

Caicos

G200-100-A2

GPU Variant

Junbonator

Tesla 2.0

Architecture

TeraScale 2

TSMC

Foundry

TSMC

65 nm

Process Size

40 nm

1.4 billion

Transistors

0.37 billion

576 mm²

Die Size

67 mm²

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 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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