NVIDIA GeForce GTX 460 vs ATI Radeon HD 4450

VS

NVIDIA GeForce GTX 460

ATI Radeon HD 4450

We compared two Desktop platform GPUs: 768MB VRAM GeForce GTX 460 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 460 's Advantages

More VRAM (768GB vs 512GB)

Larger VRAM bandwidth (86.40GB/s vs 6.400GB/s)

256 additional rendering cores

ATI Radeon HD 4450 's Advantages

Released 1 years and 4 months late

Lower TDP (25W vs 160W)

Score

Benchmark

FP32 (float)

GeForce GTX 460 +844%

0.907 TFLOPS

Radeon HD 4450

0.096 TFLOPS

GeForce GTX 460

VS

Radeon HD 4450

Graphics Card

Jul 2010

Release Date

Nov 2011

GeForce 400

Generation

Radeon R700

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

900 MHz

Memory Clock

400 MHz

Memory

768MB

Memory Size

512MB

GDDR5

Memory Type

DDR2

192bit

Memory Bus

64bit

86.40GB/s

Bandwidth

6.400GB/s

Render Config

-

Compute Units

1

7

SM Count

-

336

Shading Units

80

56

TMUs

8

24

ROPs

4

-

64 KB (per SM)

L1 Cache

16 KB (per CU)

384 KB

L2 Cache

64 KB

-

Theoretical Performance

9.450 GPixel/s

Pixel Rate

2.400 GPixel/s

37.80 GTexel/s

Texture Rate

4.800 GTexel/s

-

907.2 GFLOPS

FP32 (float)

96.00 GFLOPS

75.60 GFLOPS

FP64 (double)

-

Board Design

160W

TDP

25W

450 W

Suggested PSU

200 W

2x DVI 1x mini-HDMI 1.3a

Outputs

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

-

Power Connectors

None

Graphics Processor

GF104

GPU Name

RV710

GF104-300-KB-A1

GPU Variant

RV710 (215-0725016)

Fermi

Architecture

TeraScale

TSMC

Foundry

TSMC

40 nm

Process Size

55 nm

1.95 billion

Transistors

0.242 billion

332 mm²

Die Size

73 mm²

Graphics Features

12 (11_0)

DirectX

10.1 (10_1)

4.6

OpenGL

3.3

1.1

OpenCL

1.1

N/A

Vulkan

N/A

2.1

CUDA

-

5.1

Shader Model

4.1

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