NVIDIA GeForce GTS 250 vs ATI Radeon HD 3650

VS

NVIDIA GeForce GTS 250

ATI Radeon HD 3650

We compared two Desktop platform GPUs: 1024MB VRAM GeForce GTS 250 and 256MB VRAM Radeon HD 3650 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GTS 250 's Advantages

Released 1 years and 2 months late

More VRAM (1024GB vs 256GB)

Larger VRAM bandwidth (64.00GB/s vs 25.60GB/s)

8 additional rendering cores

ATI Radeon HD 3650 's Advantages

Lower TDP (65W vs 150W)

Score

Benchmark

FP32 (float)

GeForce GTS 250 +122%

0.387 TFLOPS

Radeon HD 3650

0.174 TFLOPS

GeForce GTS 250

VS

Radeon HD 3650

Graphics Card

Mar 2009

Release Date

Jan 2008

GeForce 200

Generation

Radeon R600

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

1000 MHz

Memory Clock

800 MHz

Memory

1024MB

Memory Size

256MB

GDDR3

Memory Type

GDDR3

256bit

Memory Bus

128bit

64.00GB/s

Bandwidth

25.60GB/s

Render Config

-

Compute Units

3

16

SM Count

-

128

Shading Units

120

64

TMUs

8

16

ROPs

4

-

64 KB

L2 Cache

128 KB

-

Theoretical Performance

11.23 GPixel/s

Pixel Rate

2.900 GPixel/s

44.93 GTexel/s

Texture Rate

5.800 GTexel/s

-

387.1 GFLOPS

FP32 (float)

174.0 GFLOPS

-

Board Design

150W

TDP

65W

450 W

Suggested PSU

250 W

2x DVI

Outputs

2x DVI 1x S-Video

1x 6-pin

Power Connectors

None

Graphics Processor

G92B

GPU Name

RV635

G92-428-B1

GPU Variant

RV635 PRO (215-0682008)

Tesla

Architecture

TeraScale

TSMC

Foundry

TSMC

55 nm

Process Size

55 nm

0.754 billion

Transistors

0.378 billion

260 mm²

Die Size

135 mm²

Graphics Features

11.1 (10_0)

DirectX

10.1 (10_1)

3.3

OpenGL

3.3

1.1

OpenCL

N/A

Vulkan

N/A

1.1

CUDA

-

4.0

Shader Model

4.1

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