NVIDIA GeForce GTX 460 v2 vs AMD Radeon HD 6450 OEM

VS

NVIDIA GeForce GTX 460 v2

AMD Radeon HD 6450 OEM

We compared two Desktop platform GPUs: 1024MB VRAM GeForce GTX 460 v2 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 460 v2 's Advantages

Released 7 months late

More VRAM (1024GB vs 512GB)

Larger VRAM bandwidth (96.19GB/s vs 8.528GB/s)

176 additional rendering cores

AMD Radeon HD 6450 OEM 's Advantages

Lower TDP (18W vs 160W)

Score

Benchmark

FP32 (float)

GeForce GTX 460 v2 +423%

1.046 TFLOPS

Radeon HD 6450 OEM

0.2 TFLOPS

GeForce GTX 460 v2

VS

Radeon HD 6450 OEM

Graphics Card

Sep 2011

Release Date

Feb 2011

GeForce 400

Generation

Northern Islands

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

1002 MHz

Memory Clock

533 MHz

Memory

1024MB

Memory Size

512MB

GDDR5

Memory Type

GDDR3

192bit

Memory Bus

64bit

96.19GB/s

Bandwidth

8.528GB/s

Render Config

-

Compute Units

2

7

SM Count

-

336

Shading Units

160

56

TMUs

8

24

ROPs

4

-

64 KB (per SM)

L1 Cache

8 KB (per CU)

384 KB

L2 Cache

128 KB

-

Theoretical Performance

10.91 GPixel/s

Pixel Rate

2.500 GPixel/s

43.62 GTexel/s

Texture Rate

5.000 GTexel/s

-

1046 GFLOPS

FP32 (float)

200.0 GFLOPS

87.19 GFLOPS

FP64 (double)

-

Board Design

160W

TDP

18W

450 W

Suggested PSU

200 W

2x DVI 1x mini-HDMI 1.3a

Outputs

1x DVI 1x HDMI 1.3a 1x VGA

2x 6-pin

Power Connectors

None

Graphics Processor

GF114

GPU Name

Caicos

GF114-400-A1

GPU Variant

Junbonator

Fermi 2.0

Architecture

TeraScale 2

TSMC

Foundry

TSMC

40 nm

Process Size

40 nm

1.95 billion

Transistors

0.37 billion

332 mm²

Die Size

67 mm²

Graphics Features

12 (11_0)

DirectX

11.2 (11_0)

4.6

OpenGL

4.4

1.1

OpenCL

1.2

N/A

Vulkan

N/A

2.1

CUDA

-

5.1

Shader Model

5.0

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