NVIDIA GeForce GTS 250 vs ATI Radeon HD 5450 PCIe x1

VS

NVIDIA GeForce GTS 250

ATI Radeon HD 5450 PCIe x1

We compared two Desktop platform GPUs: 1024MB VRAM GeForce GTS 250 and 512MB VRAM Radeon HD 5450 PCIe x1 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GTS 250 's Advantages

More VRAM (1024GB vs 512GB)

Larger VRAM bandwidth (64.00GB/s vs 8.000GB/s)

48 additional rendering cores

ATI Radeon HD 5450 PCIe x1 's Advantages

Released 11 months late

Lower TDP (19W vs 150W)

Score

Benchmark

FP32 (float)

GeForce GTS 250 +272%

0.387 TFLOPS

Radeon HD 5450 PCIe x1

0.104 TFLOPS

GeForce GTS 250

VS

Radeon HD 5450 PCIe x1

Graphics Card

Mar 2009

Release Date

Feb 2010

GeForce 200

Generation

Evergreen

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 2.0 x1

Clock Speeds

-

1000 MHz

Memory Clock

500 MHz

Memory

1024MB

Memory Size

512MB

GDDR3

Memory Type

DDR3

256bit

Memory Bus

64bit

64.00GB/s

Bandwidth

8.000GB/s

Render Config

-

Compute Units

2

16

SM Count

-

128

Shading Units

80

64

TMUs

8

16

ROPs

4

-

L1 Cache

8 KB (per CU)

64 KB

L2 Cache

128 KB

-

Theoretical Performance

11.23 GPixel/s

Pixel Rate

2.600 GPixel/s

44.93 GTexel/s

Texture Rate

5.200 GTexel/s

-

387.1 GFLOPS

FP32 (float)

104.0 GFLOPS

-

Board Design

150W

TDP

19W

450 W

Suggested PSU

200 W

2x DVI

Outputs

1x DVI 1x HDMI 1.3a 1x VGA

1x 6-pin

Power Connectors

-

Graphics Processor

G92B

GPU Name

Cedar

G92-428-B1

GPU Variant

Cedar PRO

Tesla

Architecture

TeraScale 2

TSMC

Foundry

TSMC

55 nm

Process Size

40 nm

0.754 billion

Transistors

0.292 billion

260 mm²

Die Size

59 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

1.1

CUDA

-

4.0

Shader Model

5.0

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