ATI Radeon X1650 vs NVIDIA GeForce GTS 450

VS

ATI Radeon X1650

NVIDIA GeForce GTS 450

We compared two Desktop platform GPUs: 256MB VRAM Radeon X1650 and 1024MB VRAM GeForce GTS 450 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GTS 450 's Advantages

Released 2 years and 10 months late

More VRAM (1024GB vs 256GB)

Larger VRAM bandwidth (57.73GB/s vs 6.400GB/s)

192 additional rendering cores

Score

Radeon X1650

VS

GeForce GTS 450

Graphics Card

Nov 2007

Release Date

Sep 2010

Radeon R500 PCIe

Generation

GeForce 400

Desktop

Type

Desktop

PCIe 1.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

400 MHz

Memory Clock

902 MHz

Memory

256MB

Memory Size

1024MB

DDR2

Memory Type

GDDR5

64bit

Memory Bus

128bit

6.400GB/s

Bandwidth

57.73GB/s

Render Config

-

SM Count

4

-

Shading Units

192

4

TMUs

32

4

ROPs

16

-

L1 Cache

64 KB (per SM)

-

L2 Cache

256 KB

-

Theoretical Performance

2.540 GPixel/s

Pixel Rate

6.264 GPixel/s

2.540 GTexel/s

Texture Rate

25.06 GTexel/s

-

FP32 (float)

601.3 GFLOPS

-

FP64 (double)

50.11 GFLOPS

Board Design

Unknown

TDP

106W

200 W

Suggested PSU

300 W

1x DVI 1x VGA 1x S-Video

Outputs

2x DVI 1x mini-HDMI 1.3a

None

Power Connectors

1x 6-pin

Graphics Processor

RV516

GPU Name

GF106

-

GPU Variant

GF106-250-KA-A1

Ultra-Threaded SE

Architecture

Fermi

UMC

Foundry

TSMC

90 nm

Process Size

40 nm

0.105 billion

Transistors

1.17 billion

100 mm²

Die Size

238 mm²

Graphics Features

9.0c (9_3)

DirectX

12 (11_0)

2.1

OpenGL

4.6

N/A

OpenCL

1.1

N/A

Vulkan

N/A

-

CUDA

2.1

3.0

Shader Model

5.1

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